Climate Insights for Koulier

Leer, Unity, South Sudan

Hottest
March
40°C peak104°F peak
Coldest
August
23°C low73°F low
Wettest
August
177 mm rain7 in rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Koulier is hot. The average annual temperature is 29°C and approximately 720 mm of precipitation falls per year. August is the wettest month, receiving around 177 mm of rainfall. Koulier sits near the equator, so seasonal temperature differences are minimal throughout the year.The climate in Koulier is hot. The average annual temperature is 85°F and approximately 28.4 in of precipitation falls per year. August is the wettest month, receiving around 7 in of rainfall. Koulier sits near the equator, so seasonal temperature differences are minimal throughout the year.

Temperature

0°10°20°30°40°JanFebMarAprMayJunJulAugSepOctNovDecJanMax: 37°Average: 30°Min: 24°FebMax: 39°Average: 32°Min: 26°MarMax: 40°Average: 33°Min: 28°AprMax: 38°Average: 33°Min: 28°MayMax: 36°Average: 31°Min: 27°JunMax: 33°Average: 28°Min: 25°JulMax: 31°Average: 27°Min: 23°AugMax: 30°Average: 26°Min: 23°SepMax: 31°Average: 27°Min: 23°OctMax: 33°Average: 28°Min: 24°NovMax: 35°Average: 29°Min: 24°DecMax: 36°Average: 30°Min: 24°
Max
Average
Min
0°F10°F20°F30°F40°F50°F60°F70°F80°F90°F100°F110°FJanFebMarAprMayJunJulAugSepOctNovDecJanMax: 99°FAverage: 86°FMin: 75°FFebMax: 102°FAverage: 89°FMin: 78°FMarMax: 104°FAverage: 92°FMin: 82°FAprMax: 101°FAverage: 91°FMin: 82°FMayMax: 97°FAverage: 87°FMin: 80°FJunMax: 92°FAverage: 83°FMin: 76°FJulMax: 87°FAverage: 80°FMin: 74°FAugMax: 87°FAverage: 79°FMin: 73°FSepMax: 88°FAverage: 80°FMin: 74°FOctMax: 91°FAverage: 82°FMin: 75°FNovMax: 95°FAverage: 85°FMin: 76°FDecMax: 98°FAverage: 86°FMin: 75°F
Max
Average
Min

Koulier sees moderate temperature variation throughout the year, ranging from 23°C to 40°C. March is the hottest month, with daytime highs reaching 40°C and an average of 33°C. August is the coolest month, with minimum temperatures around 23°C and an average of 26°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between May and June, with a 2°C shift in average temperatures.Koulier sees moderate temperature variation throughout the year, ranging from 73°F to 104°F. March is the hottest month, with daytime highs reaching 104°F and an average of 92°F. August is the coolest month, with minimum temperatures around 73°F and an average of 79°F. On average, daily temperatures fluctuate by about 18°F between overnight lows and afternoon highs. The sharpest temperature change occurs between May and June, with a 4°F shift in average temperatures.

Precipitation

0mm50mm100mm150mm200mmJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 0mmFebPrecipitation: 1mmMarPrecipitation: 4mmAprPrecipitation: 22mmMayPrecipitation: 65mmJunPrecipitation: 87mmJulPrecipitation: 162mmAugPrecipitation: 177mmSepPrecipitation: 119mmOctPrecipitation: 73mmNovPrecipitation: 12mmDecPrecipitation: 0mm
Precipitation
0in2in4in6inJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 0inFebPrecipitation: 0inMarPrecipitation: 0.1inAprPrecipitation: 0.9inMayPrecipitation: 2.6inJunPrecipitation: 3.4inJulPrecipitation: 6.4inAugPrecipitation: 7inSepPrecipitation: 4.7inOctPrecipitation: 2.9inNovPrecipitation: 0.5inDecPrecipitation: 0in
Precipitation

Koulier is a relatively dry area, receiving approximately 720 mm of precipitation annually, which averages out to around 60 mm per month. The wettest month is August, averaging 177 mm of rainfall. July and September also tend to see above-average precipitation. The driest month is January, with just 0 mm. That's 177 mm less than August, 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.Koulier is a relatively dry area, receiving approximately 28.4 in of precipitation annually, which averages out to around 2.4 in per month. The wettest month is August, averaging 7 in of rainfall. July and September also tend to see above-average precipitation. The driest month is January, with just 0 in. That's 7 in less than August, 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/h15km/hJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 11km/hFebWind Speed: 11km/hMarWind Speed: 9km/hAprWind Speed: 10km/hMayWind Speed: 9km/hJunWind Speed: 8km/hJulWind Speed: 7km/hAugWind Speed: 6km/hSepWind Speed: 6km/hOctWind Speed: 6km/hNovWind Speed: 8km/hDecWind Speed: 10km/h
Wind Speed
0mph5mph10mphJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 7mphFebWind Speed: 7mphMarWind Speed: 6mphAprWind Speed: 6mphMayWind Speed: 6mphJunWind Speed: 5mphJulWind Speed: 4mphAugWind Speed: 4mphSepWind Speed: 3mphOctWind Speed: 4mphNovWind Speed: 5mphDecWind Speed: 6mph
Wind Speed

Koulier is relatively calm, with an average annual wind speed of 8km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is January, averaging 11km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 6km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 5km/h gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 11km/h in winter, 9km/h in spring, 7km/h in summer, 6km/h in autumn.Koulier is mildly breezy, with an average annual wind speed of 5mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is January, averaging 7mph, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 3mph, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 4mph gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 7mph in winter, 6mph in spring, 4mph in summer, 4mph in autumn.

Monthly Climate Data

The table below shows monthly climate averages for Koulier 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 Koulier 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
24 °C75 °F
37 °C99 °F
11 km/h7 mph
0 mm0 in
0 cm0 in
Feb
26 °C78 °F
39 °C102 °F
11 km/h7 mph
1 mm0 in
0 cm0 in
Mar
28 °C82 °F
40 °C104 °F
9 km/h6 mph
4 mm0.1 in
0 cm0 in
Apr
28 °C82 °F
38 °C101 °F
10 km/h6 mph
22 mm0.9 in
0 cm0 in
May
27 °C80 °F
36 °C97 °F
9 km/h6 mph
65 mm2.6 in
0 cm0 in
Jun
25 °C76 °F
33 °C92 °F
8 km/h5 mph
87 mm3.4 in
0 cm0 in
Jul
23 °C74 °F
31 °C87 °F
7 km/h4 mph
162 mm6.4 in
0 cm0 in
Aug
23 °C73 °F
30 °C87 °F
6 km/h4 mph
177 mm7 in
0 cm0 in
Sep
23 °C74 °F
31 °C88 °F
6 km/h3 mph
119 mm4.7 in
0 cm0 in
OctCurrent
24 °C75 °F
33 °C91 °F
6 km/h4 mph
73 mm2.9 in
0 cm0 in
Nov
24 °C76 °F
35 °C95 °F
8 km/h5 mph
12 mm0.5 in
0 cm0 in
Dec
24 °C75 °F
36 °C98 °F
10 km/h6 mph
0 mm0 in
0 cm0 in