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Contents
- The climate of Moroni
- The best time to visit Moroni
- The worst time to visit Moroni
- Spring weather in Moroni
- Summer weather in Moroni
- Autumn weather in Moroni
- Winter weather in Moroni
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average sea temperature
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
An iconic mosque building, under clear blue skies, in Moroni, Comoros
The climate of Moroni
As per the globally recognized Köppen climate classification, Moroni falls under the Af category. This signifies a Tropical rainforest climate that largely determines the weather patterns in this region. The geographical location further accentuates these environmental conditions, given Moroni's placement in Comoros, an island country in the Indian Ocean.
The 12-month cycle in Moroni sees climate characteristics that are quite consistent, maintaining a tropical atmosphere with high humidity, substantial rainfall, and steady temperatures. The average high temperature over the year fluctuates narrowly from 25.3°C (77.5°F) to 28.8°C (83.8°F) while the average low temperature varies little, from 23.8°C (74.8°F) to 27.1°C (80.8°F). Monthly humidity remains quite high throughout the year, with the lowest at 74% and the highest at 78%.
There are two distinct periods when it comes to rainfall. From January to April, there is heavy rainfall ranging from 160mm (6.3") in April to 233mm (9.17") in January. A considerable drop in rainfall is observed between May and October, where it falls to a minimum of 11mm (0.43") in September. Despite these variances in rainfall, the number of rainy days per month does not change significantly, falling inside the range of 8.4 to 23 days per month.
The ocean temperature remains fairly constant, oscillating between 25°C (77°F) and 29°C (84.2°F). Typical daylight hours range from 11.4 hours to 12.8 hours per day, showing little variation across the year. The number of sunshine days also sees a switch, from 5.8 days in April to a yearly high of 18.1 days in September.
The 12-month cycle in Moroni sees climate characteristics that are quite consistent, maintaining a tropical atmosphere with high humidity, substantial rainfall, and steady temperatures. The average high temperature over the year fluctuates narrowly from 25.3°C (77.5°F) to 28.8°C (83.8°F) while the average low temperature varies little, from 23.8°C (74.8°F) to 27.1°C (80.8°F). Monthly humidity remains quite high throughout the year, with the lowest at 74% and the highest at 78%.
There are two distinct periods when it comes to rainfall. From January to April, there is heavy rainfall ranging from 160mm (6.3") in April to 233mm (9.17") in January. A considerable drop in rainfall is observed between May and October, where it falls to a minimum of 11mm (0.43") in September. Despite these variances in rainfall, the number of rainy days per month does not change significantly, falling inside the range of 8.4 to 23 days per month.
The ocean temperature remains fairly constant, oscillating between 25°C (77°F) and 29°C (84.2°F). Typical daylight hours range from 11.4 hours to 12.8 hours per day, showing little variation across the year. The number of sunshine days also sees a switch, from 5.8 days in April to a yearly high of 18.1 days in September.
The best time to visit Moroni
The best time to visit Moroni is from May to October. During these months, the average sea temperature is a comfortable 26°C (78.8°F), offering pleasant conditions for water-related activities. Combined with reduced rainfall, the number of sunshine days increases notably, providing good conditions for outdoor exploration. Also, the UV index sits at a relatively lower 6, offering more outdoor hours without extreme exposure to sun rays.
The worst time to visit Moroni
Travellers are advised to avoid visiting Moroni from January to April. During this time, the city experiences its heaviest rainfall, which tends to restrict outdoor activities. The rainfall is highest in January with 233mm (9.17") and remains above 160mm (6.3") until April. Coupled with the humidity level of up to 78%, the heavy rainfall paints a less favourable picture for tourism during this season.
Spring weather in Moroni
Spring, spanning between March and May, shows significant changes in the weather parameters of Moroni. The heavy rainfall from the preceding months begins to decline in this season, with levels down to 73mm (2.87") in May from 174mm (6.85") in March. Despite the downfall, humidity remains high, hovering around 76%. The average high temperature oscillates between 28.8°C (83.8°F) and 27.3°C (81.1°F), whereas the average low temperature varies from 27.1°C (80.8°F) to 26°C (78.8°F). The daylight hours decline slightly from 12.2 hours to 11.6 hours a day during this time.
Summer weather in Moroni
The months between June and August constitute the summer season in Moroni. Rainfall drops drastically in summer, ranging from 31mm (1.22") to as low as 12mm (0.47") in August. This is the driest period of the year. The average high temperature revolves around 25.3°C (77.5°F) while the average low temperature stands at around 24.1°C (75.4°F) in August. Despite the overall lower temperatures, the sea temperature remains comfortable for a dip at around 26°C (78.8°F) in August.
Autumn weather in Moroni
Autumn is experienced from September to November in Moroni. This period signifies the end of the dry spell with rainfall rising from 11mm (0.43") in September to 33mm (1.3") in November. Despite this increase, the number of sunshine days remains high in these months, reaching its peak of 18.1 days in September. Sea temperature rises back to 27°C (80.6°F) by November, while the average high temperature now sits at around 26.5°C (79.7°F), and the average low at 24.7°C (76.5°F).
Winter weather in Moroni
Winter in Moroni, lasting from December to February, is characterized by a substantial increase in rainfall, with the amount of precipitation soaring to 147mm (5.79") in December and peaking at 233mm (9.17") in January. This period witnesses fewer sunshine days, dropping to the annual lowest of 5.8 days by February. Although this is the wettest period in Moroni, average daytime temperatures remain comparatively high, fluctuating between 28.2°C (82.8°F) and 28.3°C (82.9°F), and the sea temperature continues to be inviting, holding steady at 29°C (84.2°F) in December and January.
Weather in January
Moroni city welcomes the new year with consistent rainfall. January experiences a high rainfall level of 233mm (9.17"), the maximum amount for the year. It is also a humid month, with the relative humidity across Moroni hovering around 78%. Weather in January »
Weather in February
As Moroni transitions into February, the rainfall drops significantly compared to the previous month. This change is coupled with a slight rise in temperature and constant humidity levels, making the weather relatively comfortable. Weather in February »
Weather in March
March brings with it a mixed palette of weather conditions in Moroni. A subtle rise in temperature is notable, having a significant effect on the overall weather. March is known for its consistent temperatures, with low fluctuations from day to night. Weather in March »
Weather in April
The weather in Moroni during April sees a noticeable reduction in temperature, promoting a cooler environment. Sunshine hours are quite fewer in April - only 7.8 hours a day, the least in the entire year. The air seems fresher in April, with quality visibility, making outdoor activities more enjoyable. Weather in April »
Weather in May
May presents a significant decline in rainfall from 160mm (6.3") to 73mm (2.87"), marking the beginning of the dry period in Moroni. This reduction complements the consistent drop in temperature, resulting in pleasant weather throughout the month. Weather in May »
Weather in June
A prominent feature of the weather in June is the increased wind speed, reaching 22.9km/h (14.2mph), creating a refreshing breeze across Moroni. June is the middle of the year and marks the continuation of the dry season in Moroni. Weather in June »
Weather in July
July is the driest month in Moroni, with the city experiencing rainfall of only 20mm (0.79") throughout the month. This is an excellent month for visitors to explore the city without worrying about showers. The days are quite sunny and warm, making it ideal for a range of outdoor activities. Weather in July »
Weather in August
August is characterized by a consistent weather pattern similar to July. As Moroni navigates through August, the city experiences the lowest rainfall levels in the year, reaching down to 12mm (0.47"). Long sunny days become a common sight, providing ample time for outdoor activities. Weather in August »
Weather in September
September experiences a slight increase in rainfall compared to August, but the city remains relatively drier. Sea temperatures begin to rise again, signifying the imminent end of the dry season. The longer sunshine hours during September add a spark to the city life. Weather in September »
Weather in October
Moroni weathers through October with mostly warm and comfortable conditions. The city experiences a noticeable increase in rainfall levels, signalling the return of the wet period. Despite the rain, the charm of the city remains undeterred. Weather in October »
Weather in November
In November, the weather remains quite stable, with temperatures and rainfall levels characterizing a typical Moroni climate. The city livens up with the longer hours of daylight available, ensuring residents make the most out of their day. Weather in November »
Weather in December
December in Moroni is noted for its ample daylight of 12.8 hours per day, the highest for the year. The city prepares for the holiday season with slightly increased rainfall levels and humidity. Despite the light showers, the city's festive mood is not dampened. Weather in December »
[Resources]Frequently asked questions
What is the most humid month in Moroni?
With an average relative humidity of 78%, January is the most humid month in Moroni, Comoros.
What is the wettest month in Moroni?
January is the month with the most rainfall. Rain falls for 21.3 days and accumulates 233mm (9.17") of precipitation.
How much does it rain in Moroni?
In Moroni, during the entire year, the rain falls for 187.6 days and collects up to 1082mm (42.6") of precipitation.
What months are the sea warmest in Moroni?
The months with the warmest seawater are January through April, with an average sea temperature of 29°C (84.2°F).
What is the month with the highest UV index in Moroni?
The months with the highest UV index in Moroni are January through June, September through December, with an average maximum UV index of 7.
What month is the hottest in Moroni?
Moroni's March weather, with an average high temperature of 28.8°C (83.8°F) and an average low temperature of 27.1°C (80.8°F), tends to be the warmest of the year.
What is the month with the least sunshine in Moroni?
May has the least sunshine of the year in Moroni, with an average of 6.9h of sunshine.
What is the month with the shortest days in Moroni?
With an average of 11h and 24min of daylight, June has the shortest days of the year.
What is the coldest time of year in Moroni?
Moroni witnesses its lowest temperatures during July through September, when the average high-temperature reaches 25.3°C (77.5°F).
What is the least humid month in Moroni?
The months with the lowest humidity are July and August, with an average relative humidity of 74%.
What are the months with the lowest UV index in Moroni?
The months with the lowest UV index in Moroni, Comoros, are July and August, with an average maximum UV index of 6.
What month is the sea coldest in Moroni?
The month with the coldest seawater in Moroni, Comoros, is August, with an average sea temperature of 25°C (77°F).
What is the driest month in Moroni?
The month with the least rainfall is September, when the rain falls for 8.4 days and typically collects 11mm (0.43") of precipitation.
What month has the most sunshine in Moroni?
The month with the most sunshine in Moroni is November, with an average of 11.3h of sunshine.
When are the longest days in Moroni?
The month with the longest days is December, with an average of 12h and 48min of daylight.
Is there Daylight Saving Time (DST) in Moroni?
Moroni does not observe Daylight Saving Time (DST). EAT timezone is used over the entire year.
Average temperature
Moroni, Comoros
The warmest month (with the highest average high temperature) is March (28.8°C).
The months with the lowest average high temperature are July, August and September (25.3°C).
The month with the highest average low temperature is March (27.1°C).
The coldest month (with the lowest average low temperature) is August (23.8°C).
Average pressure
Moroni, Comoros
- Average pressure in January:
1010.1mbar - Average pressure in February:
1010mbar - Average pressure in March:
1010.4mbar - Average pressure in April:
1011.7mbar - Average pressure in May:
1014.2mbar - Average pressure in June:
1016mbar
- Average pressure in July:
1017mbar - Average pressure in August:
1016.9mbar - Average pressure in September:
1016.2mbar - Average pressure in October:
1014mbar - Average pressure in November:
1012.1mbar - Average pressure in December:
1010.9mbar
The month with the highest atmospheric pressure is July (1017mbar).
The month with the lowest atmospheric pressure is February (1010mbar).
Average wind speed
Moroni, Comoros
- Average wind speed in January:
18.7km/h - Average wind speed in February:
14.9km/h - Average wind speed in March:
12km/h - Average wind speed in April:
15.5km/h - Average wind speed in May:
21.4km/h - Average wind speed in June:
22.9km/h
- Average wind speed in July:
23.7km/h - Average wind speed in August:
18km/h - Average wind speed in September:
12.9km/h - Average wind speed in October:
12.1km/h - Average wind speed in November:
11.2km/h - Average wind speed in December:
11.5km/h
The windiest month (with the highest average wind speed) is July (23.7km/h).
The calmest month (with the lowest average wind speed) is November (11.2km/h).
Average humidity
Moroni, Comoros
The month with the highest relative humidity is January (78%).
The months with the lowest relative humidity are July and August (74%).
Average rainfall
Moroni, Comoros
- Average rainfall in January:
233mm - Average rainfall in February:
165mm - Average rainfall in March:
174mm - Average rainfall in April:
160mm - Average rainfall in May:
73mm - Average rainfall in June:
31mm
The wettest month (with the highest rainfall) is January (233mm).
The driest month (with the least rainfall) is September (11mm).
Average rainfall days
Moroni, Comoros
- Average rainfall days in January:
21.3 days - Average rainfall days in February:
19.3 days - Average rainfall days in March:
23 days - Average rainfall days in April:
23 days - Average rainfall days in May:
15.5 days - Average rainfall days in June:
12 days
- Average rainfall days in July:
11.9 days - Average rainfall days in August:
10.3 days - Average rainfall days in September:
8.4 days - Average rainfall days in October:
10 days - Average rainfall days in November:
13.4 days - Average rainfall days in December:
19.5 days
The months with the highest number of rainy days are March and April (23 days).
The month with the least rainy days is September (8.4 days).
Average sea temperature
Moroni, Comoros
The best months for swimming (with the highest average sea temperature) are January, February, March and April (29°C).
The coldest month (with the lowest average sea temperature) is August (25°C).
Average daylight / Average sunshine
Moroni, Comoros
- Average daylight in January:
12h and 4min - Average daylight in February:
12h and 3min - Average daylight in March:
12h and 1min - Average daylight in April:
11h and 5min - Average daylight in May:
11h and 4min - Average daylight in June:
11h and 2min
- Average daylight in July:
11h and 3min - Average daylight in August:
11h and 4min - Average daylight in September:
12h and 0min - Average daylight in October:
12h and 2min - Average daylight in November:
12h and 4min - Average daylight in December:
12h and 5min
The month with the longest days is December (Average daylight: 12h and 48min).
The month with the shortest days is June (Average daylight: 11h and 24min).
- Average sunshine in January:
9h and 3min - Average sunshine in February:
8h and 1min - Average sunshine in March:
8h and 4min - Average sunshine in April:
7h and 5min - Average sunshine in May:
6h and 5min - Average sunshine in June:
7h and 1min
- Average sunshine in July:
7h and 2min - Average sunshine in August:
9h and 2min - Average sunshine in September:
10h and 2min - Average sunshine in October:
10h and 5min - Average sunshine in November:
11h and 2min - Average sunshine in December:
10h and 5min
The month with the most sunshine is November (Average sunshine: 11h and 18min).
The month with the least sunshine is May (Average sunshine: 6h and 54min).
Average sunshine days
Moroni, Comoros
- Average sunshine days in January:
7.5 days - Average sunshine days in February:
7.8 days - Average sunshine days in March:
6.9 days - Average sunshine days in April:
5.8 days - Average sunshine days in May:
12.9 days - Average sunshine days in June:
14.2 days
- Average sunshine days in July:
15.9 days - Average sunshine days in August:
17.4 days - Average sunshine days in September:
18.1 days - Average sunshine days in October:
16.5 days - Average sunshine days in November:
13.8 days - Average sunshine days in December:
9 days
The month with the most sunshine days is September (18.1 days).
The month with the least sunshine days is April (5.8 days).
Average UV index
Moroni, Comoros
The months with the highest UV index are January, February, March, April, May, June, September, October, November and December (UV index 7).
The months with the lowest UV index are July and August (UV index 6).
Average cloud cover
Moroni, Comoros
The month with the most cloud cover is January (Cloud cover 40).
The months with the least cloud cover are August and September (Cloud cover 20).
Average visibility
Moroni, Comoros
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).
Moroni, Comoros
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