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Contents
- 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 daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Climate and monthly weather forecast
Weather in January
January, the same as December, in Rowal, Sierra Leone, is another hot winter month, with an average temperature varying between 31.4°C (88.5°F) and 24.1°C (75.4°F). January, marked by an average high-temperature of 31.4°C (88.5°F) and a low-temperature of 24.1°C (75.4°F), is the warmest month. January's average heat index is computed to be a very hot 38°C (100.4°F). Weather in January »
Weather in February
The last month of the winter, February, is another hot month in Rowal, Sierra Leone, with an average temperature varying between 24.2°C (75.6°F) and 31.3°C (88.3°F). February notes an average high-temperature of a still tropical 31.3°C (88.3°F), subtly differing from January's 31.4°C (88.5°F). Weather in February »
Weather in March
March, the first month of the spring in Rowal, is also a hot month, with temperature in the range of an average low of 24.6°C (76.3°F) and an average high of 31°C (87.8°F). The introduction of March notes a subtle temperature variation to a still tropical 31°C (87.8°F) from February's 31.3°C (88.3°F). Weather in March »
Weather in April
April, the same as March, in Rowal, Sierra Leone, is a hot spring month, with temperature in the range of an average high of 30.8°C (87.4°F) and an average low of 25.3°C (77.5°F). With the onset of April, the average high-temperature registers at a still hot 30.8°C (87.4°F), subtly different from March's 31°C (87.8°F). Weather in April »
Weather in May
The last month of the spring, May, is another tropical month in Rowal, Sierra Leone, with an average temperature ranging between max 30.7°C (87.3°F) and min 26.2°C (79.2°F). May brings an average high-temperature of a still hot 30.7°C (87.3°F), showing a slight difference from April's 30.8°C (87.4°F). Weather in May »
Weather in June
June, the first month of the summer in Rowal, is still a warm month, with temperature in the range of an average high of 29.3°C (84.7°F) and an average low of 25.3°C (77.5°F). Rowal's shift from May to June is accompanied by an average high-temperature of a moderately hot 29.3°C (84.7°F), a slight deviation from 30.7°C (87.3°F). Weather in June »
Weather in July
July, like June, in Rowal, Sierra Leone, is a moderately hot summer month, with an average temperature fluctuating between 24.3°C (75.7°F) and 27.8°C (82°F). July's onset brings an average high-temperature of a still warm 27.8°C (82°F), showing a minute difference from June's 29.3°C (84.7°F). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Rowal, Sierra Leone, with an average temperature varying between 27.3°C (81.1°F) and 23.9°C (75°F). With an average high-temperature of 27.3°C (81.1°F) and an average low-temperature of 23.9°C (75°F), August is the coldest month. Throughout August, the heat index is computed to be a hot 31°C (87.8°F). Weather in August »
Weather in September
September, the first month of the autumn in Rowal, is still a warm month, with an average temperature fluctuating between 24.4°C (75.9°F) and 28.1°C (82.6°F). September reports an average high-temperature of a still moderately hot 28.1°C (82.6°F), slightly varied from August's 27.3°C (81.1°F). Weather in September »
Weather in October
October, the same as September, is another warm autumn month in Rowal, Sierra Leone, with an average temperature ranging between max 29.5°C (85.1°F) and min 25°C (77°F). The onset of October brings an average high-temperature of a still moderately hot 29.5°C (85.1°F), nearly matching the September temperature. Weather in October »
Weather in November
The last month of the autumn, November, is a tropical month in Rowal, Sierra Leone, with an average temperature fluctuating between 25.3°C (77.5°F) and 30.1°C (86.2°F). Rowal experiences a recorded average high-temperature of a hot 30.1°C (86.2°F) in November, closely aligned with October's 29.5°C (85.1°F). Weather in November »
Weather in December
December, the first month of the winter in Rowal, is still a tropical month, with an average temperature fluctuating between 24.5°C (76.1°F) and 31°C (87.8°F). Rowal's average high-temperature in December is a still hot 31°C (87.8°F), indicating a subtle variation from November. Weather in December »
Updated: Aug 30, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the warmest month?
Rowal witnesses the warmest weather in January, with temperatures averaging a high of 31.4°C (88.5°F) and a low of 24.1°C (75.4°F).
What is the least humid month?
With an average relative humidity of 68%, January is the least humid month.
How much does it rain?
Throughout the year, there are 205.9 rainfall days, and 1507mm (59.33") of precipitation is accumulated.
What are the months with the highest UV index?
January through June, September through December, with an average maximum UV index of 7, are months with the highest UV index.
What is the driest month?
February is the month with the least rainfall. Rain falls for 0.8 days and accumulates 1mm (0.04") of precipitation.
What month has the most sunshine?
February has the most sunshine of the year, with an average of 9.9h of sunshine.
When are the longest days?
With an average of 12h and 36min of daylight, June has the longest days of the year.
What are the months with the lowest UV index?
July and August, with an average maximum UV index of 6, are months with the lowest UV index.
What time of the year is the coldest?
Rowal's August weather, with an average high temperature of 27.3°C (81.1°F) and an average low temperature of 23.9°C (75°F), tends to be the coldest of the year.
What is the most humid month?
With an average relative humidity of 86%, August is the most humid month.
What is the rainiest month?
August is the month with the most rainfall. Rain falls for 30.2 days and accumulates 391mm (15.39") of precipitation.
What is the month with the least sunshine?
August has the least sunshine of the year, with an average of 4.8h of sunshine.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 11h and 42min of daylight.
Is there Daylight Saving Time (DST)?
Rowal does not observe Daylight Saving Time (DST). GMT timezone is used throughout the entire year.
Average temperature
Rowal, Sierra Leone
The warmest month (with the highest average high temperature) is January (31.4°C).
The month with the lowest average high temperature is August (27.3°C).
The month with the highest average low temperature is May (26.2°C).
The coldest month (with the lowest average low temperature) is August (23.9°C).
Average pressure
Rowal, Sierra Leone
- Average pressure in January:
1011.2mbar - Average pressure in February:
1010.4mbar - Average pressure in March:
1010.4mbar - Average pressure in April:
1010.5mbar - Average pressure in May:
1011.6mbar - Average pressure in June:
1013.3mbar
- Average pressure in July:
1013.8mbar - Average pressure in August:
1013.4mbar - Average pressure in September:
1012.8mbar - Average pressure in October:
1011.6mbar - Average pressure in November:
1010.9mbar - Average pressure in December:
1011.1mbar
The month with the highest atmospheric pressure is July (1013.8mbar).
The months with the lowest atmospheric pressure are February and March (1010.4mbar).
Average wind speed
Rowal, Sierra Leone
- Average wind speed in January:
9.3km/h - Average wind speed in February:
10.7km/h - Average wind speed in March:
11.6km/h - Average wind speed in April:
11.6km/h - Average wind speed in May:
10.4km/h - Average wind speed in June:
9.7km/h
- Average wind speed in July:
11.3km/h - Average wind speed in August:
12km/h - Average wind speed in September:
9.5km/h - Average wind speed in October:
7.6km/h - Average wind speed in November:
6.8km/h - Average wind speed in December:
7.6km/h
The windiest month (with the highest average wind speed) is August (12km/h).
The calmest month (with the lowest average wind speed) is November (6.8km/h).
Average humidity
Rowal, Sierra Leone
The month with the highest relative humidity is August (86%).
The month with the lowest relative humidity is January (68%).
Average rainfall
Rowal, Sierra Leone
The wettest month (with the highest rainfall) is August (391mm).
The driest month (with the least rainfall) is February (1mm).
Average rainfall days
Rowal, Sierra Leone
- Average rainfall days in January:
1.4 days - Average rainfall days in February:
0.8 days - Average rainfall days in March:
5.8 days - Average rainfall days in April:
9.7 days - Average rainfall days in May:
19.6 days - Average rainfall days in June:
27.3 days
- Average rainfall days in July:
30.3 days - Average rainfall days in August:
30.2 days - Average rainfall days in September:
28.6 days - Average rainfall days in October:
27.9 days - Average rainfall days in November:
20.3 days - Average rainfall days in December:
4 days
The month with the highest number of rainy days is July (30.3 days).
The month with the least rainy days is February (0.8 days).
Average daylight / Average sunshine
Rowal, Sierra Leone
- Average daylight in January:
11h and 4min - Average daylight in February:
11h and 5min - Average daylight in March:
12h and 1min - Average daylight in April:
12h and 2min - Average daylight in May:
12h and 3min - Average daylight in June:
12h and 4min
- Average daylight in July:
12h and 4min - Average daylight in August:
12h and 2min - Average daylight in September:
12h and 1min - Average daylight in October:
11h and 5min - Average daylight in November:
11h and 4min - Average daylight in December:
11h and 4min
The month with the longest days is June (Average daylight: 12h and 36min).
The month with the shortest days is December (Average daylight: 11h and 42min).
- Average sunshine in January:
9h and 5min - Average sunshine in February:
9h and 5min - Average sunshine in March:
9h and 4min - Average sunshine in April:
9h and 3min - Average sunshine in May:
8h and 2min - Average sunshine in June:
6h and 4min
- Average sunshine in July:
5h and 3min - Average sunshine in August:
4h and 5min - Average sunshine in September:
6h and 4min - Average sunshine in October:
8h and 0min - Average sunshine in November:
9h and 1min - Average sunshine in December:
9h and 4min
The month with the most sunshine is February (Average sunshine: 9h and 54min).
The month with the least sunshine is August (Average sunshine: 4h and 48min).
Average sunshine days
Rowal, Sierra Leone
- Average sunshine days in January:
29 days - Average sunshine days in February:
27.2 days - Average sunshine days in March:
24.6 days - Average sunshine days in April:
18.6 days - Average sunshine days in May:
8.8 days - Average sunshine days in June:
1.5 days
- Average sunshine days in July:
0.6 days - Average sunshine days in August:
0.5 days - Average sunshine days in September:
0.8 days - Average sunshine days in October:
2.3 days - Average sunshine days in November:
7.5 days - Average sunshine days in December:
25.5 days
The month with the most sunshine days is January (29 days).
The month with the least sunshine days is August (0.5 days).
Average UV index
Rowal, Sierra Leone
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
Rowal, Sierra Leone
The month with the most cloud cover is August (Cloud cover 67).
The month with the least cloud cover is February (Cloud cover 11).
Average visibility
Rowal, Sierra Leone
The months with the highest visibility are January, February, March, April, May, June, October, November and December (10km).
The months with the lowest visibility are July, August and September (9km).
