Climate Insights for Koidu

Kono District, Eastern Province, Sierra Leone

Hottest
February
35°C peak96°F peak
Coldest
December
20°C low68°F low
Wettest
September
495 mm rain19.5 in rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Koidu is hot. The average annual temperature is 26°C and approximately 2,496 mm of precipitation falls per year. September is the wettest month, receiving around 495 mm of rainfall. Koidu sits near the equator, so seasonal temperature differences are minimal throughout the year.The climate in Koidu is hot. The average annual temperature is 78°F and approximately 98.3 in of precipitation falls per year. September is the wettest month, receiving around 19.5 in of rainfall. Koidu sits near the equator, so seasonal temperature differences are minimal throughout the year.

Temperature

0°10°20°30°40°JanFebMarAprMayJunJulAugSepOctNovDecJanMax: 34°Average: 27°Min: 20°FebMax: 35°Average: 28°Min: 22°MarMax: 35°Average: 29°Min: 23°AprMax: 33°Average: 28°Min: 24°MayMax: 31°Average: 26°Min: 23°JunMax: 29°Average: 25°Min: 22°JulMax: 27°Average: 24°Min: 22°AugMax: 27°Average: 24°Min: 22°SepMax: 28°Average: 24°Min: 22°OctMax: 29°Average: 25°Min: 22°NovMax: 30°Average: 25°Min: 21°DecMax: 31°Average: 25°Min: 20°
Max
Average
Min
0°F10°F20°F30°F40°F50°F60°F70°F80°F90°F100°FJanFebMarAprMayJunJulAugSepOctNovDecJanMax: 93°FAverage: 80°FMin: 68°FFebMax: 96°FAverage: 83°FMin: 71°FMarMax: 95°FAverage: 84°FMin: 74°FAprMax: 92°FAverage: 82°FMin: 74°FMayMax: 87°FAverage: 79°FMin: 74°FJunMax: 84°FAverage: 77°FMin: 72°FJulMax: 81°FAverage: 75°FMin: 71°FAugMax: 80°FAverage: 74°FMin: 71°FSepMax: 83°FAverage: 76°FMin: 71°FOctMax: 85°FAverage: 77°FMin: 71°FNovMax: 86°FAverage: 77°FMin: 70°FDecMax: 88°FAverage: 77°FMin: 68°F
Max
Average
Min

Koidu sees moderate temperature variation throughout the year, ranging from 20°C to 35°C. February is the hottest month, with daytime highs reaching 35°C and an average of 28°C. December is the coolest month, with minimum temperatures around 20°C and an average of 25°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs.Koidu sees moderate temperature variation throughout the year, ranging from 68°F to 96°F. February is the hottest month, with daytime highs reaching 96°F and an average of 83°F. December is the coolest month, with minimum temperatures around 68°F and an average of 77°F. On average, daily temperatures fluctuate by about 16°F between overnight lows and afternoon highs.

Precipitation

0mm50mm100mm150mm200mm250mm300mm350mm400mm450mm500mmJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 4mmFebPrecipitation: 10mmMarPrecipitation: 49mmAprPrecipitation: 90mmMayPrecipitation: 193mmJunPrecipitation: 313mmJulPrecipitation: 421mmAugPrecipitation: 461mmSepPrecipitation: 495mmOctPrecipitation: 316mmNovPrecipitation: 131mmDecPrecipitation: 12mm
Precipitation
0in2in4in6in8in10in12in14in16in18in20inJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 0.1inFebPrecipitation: 0.4inMarPrecipitation: 1.9inAprPrecipitation: 3.5inMayPrecipitation: 7.6inJunPrecipitation: 12.3inJulPrecipitation: 16.6inAugPrecipitation: 18.2inSepPrecipitation: 19.5inOctPrecipitation: 12.4inNovPrecipitation: 5.2inDecPrecipitation: 0.5in
Precipitation

Koidu is a very wet location, receiving approximately 2,496 mm of precipitation annually, which averages out to around 208 mm per month. The wettest month is September, averaging 495 mm of rainfall. August and July also tend to see above-average precipitation. The driest month is January, with just 4 mm. That's 492 mm less than September, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.Koidu is a very wet location, receiving approximately 98.3 in of precipitation annually, which averages out to around 8.2 in per month. The wettest month is September, averaging 19.5 in of rainfall. August and July also tend to see above-average precipitation. The driest month is January, with just 0.2 in. That's 19.4 in less than September, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Wind

0km/h5km/h10km/hJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 5km/hFebWind Speed: 6km/hMarWind Speed: 7km/hAprWind Speed: 7km/hMayWind Speed: 6km/hJunWind Speed: 6km/hJulWind Speed: 7km/hAugWind Speed: 7km/hSepWind Speed: 6km/hOctWind Speed: 4km/hNovWind Speed: 4km/hDecWind Speed: 5km/h
Wind Speed
0mph5mphJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 3mphFebWind Speed: 4mphMarWind Speed: 4mphAprWind Speed: 4mphMayWind Speed: 4mphJunWind Speed: 4mphJulWind Speed: 4mphAugWind Speed: 5mphSepWind Speed: 3mphOctWind Speed: 3mphNovWind Speed: 2mphDecWind Speed: 3mph
Wind Speed

Koidu is relatively calm, with an average annual wind speed of 6km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is August, averaging 7km/h, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 4km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 3km/h gap between the calmest and windiest months.Koidu is relatively calm, with an average annual wind speed of 4mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is August, averaging 5mph, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 2mph, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 3mph gap between the calmest and windiest months.

Monthly Climate Data

The table below shows monthly climate averages for Koidu based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.The table below shows monthly climate averages for Koidu based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Fahrenheit (°F). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in miles per hour (mph). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
20 °C68 °F
34 °C93 °F
5 km/h3 mph
4 mm0.1 in
0 cm0 in
Feb
22 °C71 °F
35 °C96 °F
6 km/h4 mph
10 mm0.4 in
0 cm0 in
Mar
23 °C74 °F
35 °C95 °F
7 km/h4 mph
49 mm1.9 in
0 cm0 in
Apr
24 °C74 °F
33 °C92 °F
7 km/h4 mph
90 mm3.5 in
0 cm0 in
May
23 °C74 °F
31 °C87 °F
6 km/h4 mph
193 mm7.6 in
0 cm0 in
Jun
22 °C72 °F
29 °C84 °F
6 km/h4 mph
313 mm12.3 in
0 cm0 in
Jul
22 °C71 °F
27 °C81 °F
7 km/h4 mph
421 mm16.6 in
0 cm0 in
Aug
22 °C71 °F
27 °C80 °F
7 km/h5 mph
461 mm18.2 in
0 cm0 in
Sep
22 °C71 °F
28 °C83 °F
6 km/h3 mph
495 mm19.5 in
0 cm0 in
OctCurrent
22 °C71 °F
29 °C85 °F
4 km/h3 mph
316 mm12.4 in
0 cm0 in
Nov
21 °C70 °F
30 °C86 °F
4 km/h2 mph
131 mm5.2 in
0 cm0 in
Dec
20 °C68 °F
31 °C88 °F
5 km/h3 mph
12 mm0.5 in
0 cm0 in