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Contents
- The climate of Kailahun
- The best time to visit Kailahun
- The worst time to visit Kailahun
- Spring weather in Kailahun
- Summer weather in Kailahun
- Autumn weather in Kailahun
- Winter weather in Kailahun
- 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
The climate of Kailahun
Kailahun is geographically placed in the region with a predominately tropical monsoon type of climate, according to the Köppen climate classification, denoted as Am. The characteristic weather patterns in this locale are shaped by substantial humidity and high temperatures throughout the year, with notable rainfall rhythms.
Variations in temperature are modest, registering an annual high between 26.1°C (79°F) and 36.1°C (97°F) and a low from 17.6°C (63.7°F) to 22.1°C (71.8°F). Humidity levels exhibit a similar trend, hovering between 49% and 94% annually. The region experiences most rain from June to October, when monthly rainfall amounts climb from 166mm (6.54") to 319mm (12.56"). The dry season, in contrast, nearly lacks precipitation with just 8mm (0.31") to 12mm (0.47") of rainfall from January to February.
The daylight hours throughout the year moderately fluctuate, varying from 11.6 hours to 12.6 hours. The amount of sunshine, however, experiences larger swings, with December and January having up to 9.7 hours, and July and August just 3 hours per day. The UV index remains constant from 5 to 7, denoting medium to high. Cloudiness also increases concurrently with the rainfall, climaxing from July to September. The wind speed ranges from 3.3km/h (2.1mph) to 5.5km/h (3.4mph), with occasional gusts measuring up to 8.2km/h (5.1mph).
Variations in temperature are modest, registering an annual high between 26.1°C (79°F) and 36.1°C (97°F) and a low from 17.6°C (63.7°F) to 22.1°C (71.8°F). Humidity levels exhibit a similar trend, hovering between 49% and 94% annually. The region experiences most rain from June to October, when monthly rainfall amounts climb from 166mm (6.54") to 319mm (12.56"). The dry season, in contrast, nearly lacks precipitation with just 8mm (0.31") to 12mm (0.47") of rainfall from January to February.
The daylight hours throughout the year moderately fluctuate, varying from 11.6 hours to 12.6 hours. The amount of sunshine, however, experiences larger swings, with December and January having up to 9.7 hours, and July and August just 3 hours per day. The UV index remains constant from 5 to 7, denoting medium to high. Cloudiness also increases concurrently with the rainfall, climaxing from July to September. The wind speed ranges from 3.3km/h (2.1mph) to 5.5km/h (3.4mph), with occasional gusts measuring up to 8.2km/h (5.1mph).
The best time to visit Kailahun
The ideal time to visit Kailahun for the most pleasant weather conditions would be in the months of January and December. During these periods, the temperature hovers from 31.4°C (88.5°F) to 33.8°C (92.8°F), with lower humidity of about 49% to 58%. The hours of sunshine also reach their annual high, from 9.7 hours to 9.8 hours per day. The minimal rainfall of 7mm (0.28") to 8mm (0.31") enables a dry and comfortable environment, making outdoor activities more enjoyable.
The worst time to visit Kailahun
The months from June to September prove to be the most challenging for visits, primarily due to the heavy rainfall, ranging from 171mm (6.73") to 319mm (12.56"). The humidity also spikes to above 84% during these months. The daytime temperature, although remaining relatively high between 26.1°C (79°F) and 29.3°C (84.7°F), is matched by significantly fewer hours of sunshine, with July and August receiving just 3 hours per day. The increased cloud coverage and reduced visibility also make these months less desirable for touring.
Spring weather in Kailahun
In Kailahun, the spring season does not follow the typical meteorological calendar, as the city has a tropical climate. Instead, the closest representative of this season would be the transitional period between the dry and rainy seasons, namely March and April. The weather during this epoch sees temperature highs between 34.8°C (94.6°F) and 36.1°C (97°F) and lows from 19°C (66.2°F) to 21.1°C (70°F). Rainfall begins to mount, reaching 51mm (2.01") and 100mm (3.94") respectively for March and April.
Summer weather in Kailahun
The summer months, in Kailahun's tropical context, correspond to the major rainy season, from May to August. Experience the torrents of the tropical monsoons, with extreme rainfall amounts peaking from 166mm (6.54") in May all the way to 319mm (12.56") in August. The maximum average temperature slightly drops to between 26.1°C (79°F) to 32.1°C (89.8°F), though coupled with the highest humidity levels of up to 94%.
Autumn weather in Kailahun
Kailahun's period resembling autumn is the declining phase of the rainy season, falling on September and October. This time still witnesses quite a high level of rainfall, descending from 297mm (11.69") in September to 205mm (8.07") in October. The humidity equally starts to reduce, although still high at 93% and 90%, respectively.
Winter weather in Kailahun
In the absence of a typically cold winter due to Kailahun's tropical climate, November and December could be aligned with this season, marking the return of the dry and hot weather. November and December have less rainfall, clocking at 83mm (3.27") and 7mm (0.28"), respectively. The average temperature measures between 30.4°C (86.7°F) and 31.4°C (88.5°F), with relatively low humidity levels ranging from 58% to 83%. Plenty of sunshine also graces the area with 8.7 hours and 9.7 hours of daylight respectively in these months.
Weather in January
The new year in Kailahun, Sierra Leone begins with temperatures reaching a high of 33.8°C (92.8°F) and dipping to 17.6°C (63.7°F) at night. A gentle breeze playfully rustling the leaves signifies the prevailing tranquility of the month. Weather in January »
Weather in February
In comparison to January, February sees a slight increase in temperatures in Kailahun. The air carries more moisture, causing an elevation in humidity. This month has a pattern of longer daylight hours and marginally reduced sunshine. Weather in February »
Weather in March
March experiences a noticeable shift in the weather patterns with increased rainfall up to 51mm (2.01"). The city's climatic conditions turn even warmer compared to the previous months. The increase in cloud coverage is complemented by the rise in relative humidity, hinting at the start of the wet season. Weather in March »
Weather in April
April brings in the wettest month, with rainfall skyrocketing to 100mm (3.94"). However, the warmth lingers in Kailahun, albeit slightly subdued compared to the previous month. It is marked by increased cloud coverage, reducing visibility on certain days. Weather in April »
Weather in May
The damp weather continues into May, but the rainfall reaches a new high of 166mm (6.54"). Climatic conditions are characterized by a distinct chill in the atmosphere, making a stark contrast to the past warm months. Although the city experiences less sunshine, daylight hours stretch out noticeably longer. Weather in May »
Weather in June
June presents a continuation of the rainy season, nearing peak rainfall at 171mm (6.73"). The drop in both high and low temperatures offers Kailahun some respite from the preceding warmth. The less sunny days get compensated by the extended daylight hours. Weather in June »
Weather in July
July, the pinnacle of the wet season, witnesses maximum rainfall with an impressive 285mm (11.22"). The temperature reaches its lowest point, highlighting a possible correlation between rainfall and cooler climates. Characterized by overcast skies and high humidity, this month assures less sunshine. Weather in July »
Weather in August
Weather conditions in August resemble those from July, with a continuation of heavy rainfall amounting to 319mm (12.56"). This month implies a slight improvement in visibility, hinting at better weather conditions ahead. The city experiences a marginal drop in humidity, making the climate less oppressive. Weather in August »
Weather in September
Signaling the start of a transition, September sees a significant fall in rainfall, dropping to 297mm (11.69"). Though the tropical temperatures persist, the city experiences a slight decrease in cloud coverage providing clearer skies. Weather in September »
Weather in October
October's declining rainfall aligns with Kailahun's transition to the dry season with 205mm (8.07") of rain. The city begins to warm up again, gradually diminishing the chill of the passing wet season. Increased sunshine coupled with shorter days is a prime characteristic of this month. Weather in October »
Weather in November
In November, Kailahun welcomes a considerable reduction in rainfall, which dips to 83mm (3.27"), signifying the end of the wet season. A decrease in humidity goes hand in hand with the shift in weather patterns. Longer sunshine hours bring back the warmth that faded during the rainy season. Weather in November »
Weather in December
The weather in December sees a resumption of dry conditions with rainfall dropping down to just 7mm (0.28"). Kailahun embraces an uplifting spirit with abundant sunshine and longer daylight hours. A marked drop in humidity denotes a distinct dryness in the air. Weather in December »
[Resources]Frequently asked questions
What is the least humid month in Kailahun?
With an average relative humidity of 49%, January is the least humid month in Kailahun, Sierra Leone.
How many days does it rain in Kailahun?
In Kailahun, Sierra Leone, during the entire year, the rain falls for 252.4 days and collects up to 1704mm (67.09") of precipitation.
What month has the most sunshine in Kailahun?
The month with the most sunshine in Kailahun, Sierra Leone, is January, with an average of 9.8h of sunshine.
What are the months with the highest UV index in Kailahun?
The months with the highest UV index are January through March, with an average maximum UV index of 7.
What month is the hottest in Kailahun?
In Kailahun, Sierra Leone, the average highest temperatures are observed in March, with a high of 36.1°C (97°F) and a low of 21.1°C (70°F).
When are the longest days in Kailahun?
With an average of 12h and 36min of daylight, June has the longest days of the year in Kailahun.
What are the months with the lowest UV index in Kailahun?
The months with the lowest UV index are June through August and October, with an average maximum UV index of 5.
What month is the coldest in Kailahun?
Kailahun's coldest month, August, generally records average temperatures ranging from a high of 26.1°C (79°F) to a low of 20.6°C (69.1°F).
What is the most humid month in Kailahun?
The most humid month in Kailahun is August, with an average relative humidity of 94%.
What is the wettest month in Kailahun?
August is the month with the most rainfall in Kailahun, Sierra Leone. Rain falls for 30.8 days and accumulates 319mm (12.56") of precipitation.
What is the month with the least sunshine in Kailahun?
The month with the least sunshine in Kailahun, Sierra Leone, is August, with an average of 3h of sunshine.
What is the driest month in Kailahun?
The month with the least rainfall in Kailahun, Sierra Leone, is December, when the rain falls for 3.3 days and typically collects 7mm (0.28") of precipitation.
What is the month with the shortest days in Kailahun?
December has the shortest days of the year in Kailahun, Sierra Leone, with an average of 11h and 42min of daylight.
Is there Daylight Saving Time (DST) in Kailahun?
Kailahun, Sierra Leone, does not observe Daylight Saving Time (DST). GMT timezone is used over the entire year.
Average temperature
Kailahun, Sierra Leone
The warmest month (with the highest average high temperature) is March (36.1°C).
The month with the lowest average high temperature is August (26.1°C).
The month with the highest average low temperature is April (22.1°C).
The coldest month (with the lowest average low temperature) is December (17.5°C).
Average pressure
Kailahun, Sierra Leone
- Average pressure in January:
1011.8mbar - Average pressure in February:
1010.7mbar - Average pressure in March:
1010.6mbar - Average pressure in April:
1010.7mbar - Average pressure in May:
1012.1mbar - Average pressure in June:
1013.8mbar
- Average pressure in July:
1014.3mbar - Average pressure in August:
1014mbar - Average pressure in September:
1013.4mbar - Average pressure in October:
1012.2mbar - Average pressure in November:
1011.5mbar - Average pressure in December:
1011.8mbar
The month with the highest atmospheric pressure is July (1014.3mbar).
The month with the lowest atmospheric pressure is March (1010.6mbar).
Average wind speed
Kailahun, Sierra Leone
- Average wind speed in January:
4.5km/h - Average wind speed in February:
4.8km/h - Average wind speed in March:
5.3km/h - Average wind speed in April:
5.5km/h - Average wind speed in May:
4.9km/h - Average wind speed in June:
4.8km/h
- Average wind speed in July:
5.1km/h - Average wind speed in August:
5.3km/h - Average wind speed in September:
4.3km/h - Average wind speed in October:
3.5km/h - Average wind speed in November:
3.3km/h - Average wind speed in December:
4.2km/h
The windiest month (with the highest average wind speed) is April (5.5km/h).
The calmest month (with the lowest average wind speed) is November (3.3km/h).
Average humidity
Kailahun, Sierra Leone
The month with the highest relative humidity is August (94%).
The month with the lowest relative humidity is January (49%).
Average rainfall
Kailahun, Sierra Leone
- Average rainfall in January:
8mm - Average rainfall in February:
12mm - Average rainfall in March:
51mm - Average rainfall in April:
100mm - Average rainfall in May:
166mm - Average rainfall in June:
171mm
The wettest month (with the highest rainfall) is August (319mm).
The driest month (with the least rainfall) is December (7mm).
Average rainfall days
Kailahun, Sierra Leone
- Average rainfall days in January:
3.3 days - Average rainfall days in February:
5.4 days - Average rainfall days in March:
17.3 days - Average rainfall days in April:
22.3 days - Average rainfall days in May:
28.8 days - Average rainfall days in June:
29.5 days
- Average rainfall days in July:
30.6 days - Average rainfall days in August:
30.8 days - Average rainfall days in September:
30 days - Average rainfall days in October:
30.5 days - Average rainfall days in November:
20.6 days - Average rainfall days in December:
3.3 days
The month with the highest number of rainy days is August (30.8 days).
The months with the least rainy days are January and December (3.3 days).
Average daylight / Average sunshine
Kailahun, 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 4min - Average sunshine in March:
9h and 2min - Average sunshine in April:
8h and 4min - Average sunshine in May:
7h and 1min - Average sunshine in June:
5h and 4min
- Average sunshine in July:
4h and 0min - Average sunshine in August:
3h and 0min - Average sunshine in September:
4h and 5min - Average sunshine in October:
6h and 5min - Average sunshine in November:
8h and 4min - Average sunshine in December:
9h and 4min
The month with the most sunshine is January (Average sunshine: 9h and 48min).
The month with the least sunshine is August (Average sunshine: 3h and 0min).
Average sunshine days
Kailahun, Sierra Leone
- Average sunshine days in January:
26.1 days - Average sunshine days in February:
21.3 days - Average sunshine days in March:
10.8 days - Average sunshine days in April:
5.7 days - Average sunshine days in May:
0.6 days - Average sunshine days in June:
0.1 days
- Average sunshine days in July:
0.3 days - Average sunshine days in August:
0.2 days - Average sunshine days in September:
0 days - Average sunshine days in October:
0.3 days - Average sunshine days in November:
6 days - Average sunshine days in December:
25.7 days
The month with the most sunshine days is January (26.1 days).
The month with the least sunshine days is September (0 days).
Average UV index
Kailahun, Sierra Leone
The months with the highest UV index are January, February and March (UV index 7).
The months with the lowest UV index are June, July, August and October (UV index 5).
Average cloud cover
Kailahun, Sierra Leone
The month with the most cloud cover is August (Cloud cover 87).
The month with the least cloud cover is January (Cloud cover 13).
Average visibility
Kailahun, Sierra Leone
The months with the highest visibility are January, February, March and December (9km).
The months with the lowest visibility are August and September (5km).
Kailahun, Sierra Leone
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