Yearly & Monthly weather - Juba, South Sudan

Meandering River Nile through the city of Juba, in South Sudan

The climate of Juba

The city of Juba illustrates a typical tropical wet and dry climate under the Köppen climate classification, denoted as Aw. Situated near the equator, it boasts a combination of high temperatures and significant rainfall throughout the year. A definite pattern emerges when evaluating the weather data, with temperatures remaining relatively consistent, varying from 31.1°C (88°F) to 37.9°C (100.2°F). The lowest temperature recorded is 20°C (68°F) while the highest reaches up to 37.9°C (100.2°F).

In terms of humidity, percentages range from 42% to 81%, indicating considerable moisture in the air. Precipitation rates vary from a low of 5mm (0.2") to a high of 145mm (5.71"). The number of rainy days also varies across the year with one month having as few as 1.4 days and another as many as 13 days. Daylight hours are relatively consistent, varying by a mere half hour from 11.8 hours to 12.4 hours across the year.

A distinctive pattern is visible in the rainfall data. The months of April to September exhibit high rainfall ranging from 104mm (4.09") to 145mm (5.71"), indicating a pronounced wet season. Conversely, drier conditions prevail from October to March with rainfall dropping below 43mm (1.69").

The best time to visit Juba

Considering the temperature, humidity, and rainfall levels, the best time to visit Juba is between November and February. During this period, the city witnesses lower humidity levels, ranging from 42% to 53%, coupled with comfortable temperatures of around 35.4°C (95.7°F) to 36.8°C (98.2°F). Additionally, rainfall during these months is relatively low, ensuring a comfortable journey for visitors.

The worst time to visit Juba

The months of April through September can be challenging for travelers due to Juba's heavy rainfall, which measures from 104mm (4.09") to 145mm (5.71"). Moreover, relative humidity during these months escalates to between 73% and 81%, which could result in discomfort, especially for those not accustomed to such climatic conditions.

Spring weather in Juba

Spring in Juba, which spans from March to May, is characterized by increasing rainfall and a progressive rise in temperatures. Rainfall measures from 37mm (1.46") in March to a high of 130mm (5.12") in May, embodying the onset of the wet season. The temperatures stay above 33.5°C (92.3°F), while the daily hours of sunlight decrease slightly from 12.1 hours to 12.3 hours.

Summer weather in Juba

Juba experiences its summer period from June to August, marked with high humidity levels and precipitation. Rainfall is extremely high, reaching between 118mm (4.65") and 145mm (5.71"). Simultaneously, the temperatures stabilize around 31.1°C (88°F) to 32.4°C (90.3°F), providing a break from the heat of the previous months.

Autumn weather in Juba

Autumn in Juba, from September to November, denotes the end of the wet season. Although September still receives substantial rainfall measuring 104mm (4.09"), numbers begin to decrease through October, reaching only 43mm (1.69") by November. The temperatures also start to climb back up, scaling between 33.1°C (91.6°F) and 34.7°C (94.5°F).

Winter weather in Juba

Winter in Juba witnesses a considerably dry period spanning from December to February. Precipitation during these months is the lowest, measuring from 5mm (0.2") to 8mm (0.31"). Correspondingly, the temperatures rise to between 34°C (93.2°F) and 36.8°C (98.2°F), and the humidity level drops, making these months ideal for outdoor explorations and activities.

Weather in January

Beginning the year, the city of Juba, South Sudan, greets January with a blend of hot and dry conditions, offering an introduction to its tropical climate. The weather mainly consists of sunny periods interrupted by the rare showers. Weather in January »

Weather in February

February sees subtle changes, inheriting much of its weather traits from the preceding month. The consistent sunshine, accompanied by levels of relative humidity reaching a low of 42%, ensures that the air remains relatively dry. Weather in February »

Weather in March

By the time March rolls around in Juba, the weather narrative starts to shift. The dry and hot weather of the previous months slowly transitions into a more humid status. Rainfall takes a noticeable turn, with an average recording 37mm (1.46") in the month. Weather in March »

Weather in April

April ushers in the wet season in Juba, characterized by high humidity, due to a substantial increase in rainfall. The remarkable month-on-month change in precipitation is persuasive, with the average rainfall now at a high of 112mm (4.41"). Weather in April »

Weather in May

May, immersed fully into the wet season, presents a new side to Juba's typical hot and sunny weather. The rains continue to grace Juba, yet the city holds onto its tropical heart with persistent high temperatures. The average rainfall continues its upward trend, now at a hefty 130mm (5.12"). Weather in May »

Weather in June

As the calendar flips to June in Juba, the rainy season persists. No significant variations in the weather present themselves when compared to May. The rainfall measures slightly drop to 118mm (4.65") while maintaining a stringent hold on the humid weather pattern. Weather in June »

Weather in July

July, standing at the peak of the wet season, greets Juba residents with more rain than any other month. Significant precipitation, peaking at 145mm (5.71"), along with the highest relative humidity at 81%, marks the month's weather identity. Weather in July »

Weather in August

August carries the traits of the preceding month, with persistent rainfall and high humidity. The consistent moist weather pattern remains the mainstay as the month records 128mm (5.04") of rainfall. On this backdrop, the UV index rises, reclaiming its usual high, indicating clear skies on sunny days. Weather in August »

Weather in September

September in Juba presents a receding wet season, with a noticeable change from the previous month's intense rainfall. A decline in precipitative activity to 104mm (4.09") draws the weather away from heavy showers. Nevertheless, the warmth persists, subtly coursing through the rains and overcast skies. Weather in September »

Weather in October

October continues the transition from the wet season to the dry season in Juba. Weather characteristics signify a clear shift away from the predominantly rainy pattern of the previous months. Now, rainfall drops to 115mm (4.53"), while sunshine hours showcase an upward trend. Weather in October »

Weather in November

The month of November in Juba marks the definitive end of the wet season. Despite the city's return to its familiar dry and hot climate, a holdover of the rainy months is seen in a humidity level of 69%. Reduced rainfall down to 43mm (1.69") and increased sunshine hours herald the expected dry season. Weather in November »

Weather in December

December in Juba brings back the city's emblematic dry and warm condition. A complete turnaround from mid-year's weather, rainfall is now at an extreme low, only 8mm (0.31"). This sweeping change accompanies a consistent increase in sunshine duration and a decrease in humidity, at 53%. Weather in December »

Updated: Jan 27, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the driest month in Juba?

January is the month with the least rainfall in Juba. Rain falls for 1.4 days and accumulates 5mm (0.2") of precipitation.

How much does it rain in Juba?

In Juba, during the entire year, the rain falls for 96.2 days and collects up to 954mm (37.56") of precipitation.

What month has the most sunshine in Juba?

January has the most sunshine of the year in Juba, with an average of 9h of sunshine.

When is the highest UV index in Juba?

January through May, August through November, with an average maximum UV index of 12, are months with the highest UV index in Juba.

What is the hottest time of year in Juba?

In Juba, February records the average highest temperatures, peaking at 37.9°C (100.2°F) and reaching a low of 21.7°C (71.1°F).

What is the least humid month in Juba?

The least humid month is February, with an average relative humidity of 42%.

When are the longest days in Juba?

June has the longest days of the year in Juba, with an average of 12h and 24min of daylight.

When is the lowest UV index in Juba?

June, July and December, with an average maximum UV index of 11, are months with the lowest UV index in Juba.

What time of the year is the coldest in Juba?

The month of July sees the average lowest temperatures, reaching 31.1°C (88°F) at the peak and 21.1°C (70°F) at the low.

What is the most humid month in Juba?

The most humid month is July, with an average relative humidity of 81%.

What is the rainiest month in Juba?

July is the month with the most rainfall. Rain falls for 13 days and accumulates 145mm (5.71") of precipitation.

What is the month with the least sunshine in Juba?

The month with the least sunshine is July, with an average of 5.9h of sunshine.

What is the month with the shortest days in Juba?

December has the shortest days of the year in Juba, with an average of 11h and 48min of daylight.

Is there Daylight Saving Time (DST) in Juba?

Juba does not utilize Daylight Saving Time (DST). CAT timezone is used throughout the entire year.

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Long-term

Year J F M A M J J A S O N D

Average temperature
Juba, South Sudan

Average high temperature in January:
36.8°C
Average high temperature in February:
37.9°C
Average high temperature in March:
37.7°C
Average high temperature in April:
35.4°C
Average high temperature in May:
33.5°C
Average high temperature in June:
32.4°C

Average high temperature in July:
31.1°C
Average high temperature in August:
31.6°C
Average high temperature in September:
33.1°C
Average high temperature in October:
34°C
Average high temperature in November:
34.7°C
Average high temperature in December:
35.9°C

The warmest month (with the highest average high temperature) is February (37.9°C).
The month with the lowest average high temperature is July (31.1°C).

Average low temperature in January:
20.1°C
Average low temperature in February:
21.7°C
Average low temperature in March:
23.6°C
Average low temperature in April:
23.4°C
Average low temperature in May:
22.6°C
Average low temperature in June:
21.9°C

Average low temperature in July:
21.1°C
Average low temperature in August:
21°C
Average low temperature in September:
21.1°C
Average low temperature in October:
21.3°C
Average low temperature in November:
20.9°C
Average low temperature in December:
20°C

The month with the highest average low temperature is March (23.6°C).
The coldest month (with the lowest average low temperature) is December (20°C).

Average humidity
Juba, South Sudan

The month with the highest relative humidity is July (81%).
The month with the lowest relative humidity is February (42%).

Average rainfall
Juba, South Sudan

The wettest month (with the highest rainfall) is July (144.7mm).
The driest month (with the least rainfall) is January (5.1mm).

Average rainfall days
Juba, South Sudan

Average rainfall days in January:
1.4 days
Average rainfall days in February:
2 days
Average rainfall days in March:
6.6 days
Average rainfall days in April:
11.6 days
Average rainfall days in May:
12.4 days
Average rainfall days in June:
10.3 days

Average rainfall days in July:
13 days
Average rainfall days in August:
11.5 days
Average rainfall days in September:
8.6 days
Average rainfall days in October:
10.4 days
Average rainfall days in November:
6.5 days
Average rainfall days in December:
1.9 days

The month with the highest number of rainy days is July (13 days).
The month with the least rainy days is January (1.4 days).

Average daylight / Average sunshine
Juba, South Sudan

Average daylight in January:
11h and 5min
Average daylight in February:
12h and 0min
Average daylight in March:
12h and 1min
Average daylight in April:
12h and 1min
Average daylight in May:
12h and 2min
Average daylight in June:
12h and 2min

Average daylight in July:
12h and 2min
Average daylight in August:
12h and 2min
Average daylight in September:
12h and 1min
Average daylight in October:
12h and 0min
Average daylight in November:
11h and 5min
Average daylight in December:
11h and 5min

The month with the longest days is June (Average daylight: 12h and 24min).
The month with the shortest days is December (Average daylight: 11h and 48min).

Average sunshine in January:
9h and 0min
Average sunshine in February:
8h and 2min
Average sunshine in March:
6h and 5min
Average sunshine in April:
6h and 4min
Average sunshine in May:
6h and 4min
Average sunshine in June:
6h and 5min

Average sunshine in July:
5h and 5min
Average sunshine in August:
6h and 4min
Average sunshine in September:
7h and 4min
Average sunshine in October:
7h and 5min
Average sunshine in November:
7h and 5min
Average sunshine in December:
8h and 2min

The month with the most sunshine is January (Average sunshine: 9h and 0min).
The month with the least sunshine is July (Average sunshine: 5h and 54min).

Average UV index
Juba, South Sudan

The months with the highest UV index are January, February, March, April, May, August, September, October and November (UV index 12).
The months with the lowest UV index are June, July and December (UV index 11).

Climate and monthly weather forecastJuba, South Sudan

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