Juba, South Sudan Climate & Monthly Averages

South Sudan 🇸🇸 · tropical wet-and-dry climate
Annual avg
83°
Hottest month
March
Coldest month
August
Rainy days / yr
107
Sunshine
10.8 h/day
Right now: 87° and cloudy - see live conditions

The climate of Juba

There is not much of a seasonal calendar in Juba. Its warmest and coolest months differ by 6°C, against a dataset median nearer 15°C, which leaves 101°F (38°C) in March and 88°F (31°C) in August as the two ends of the year.

Climate quick facts

  • Hottest month: March - highs near 101°F (38°C)
  • Coldest month: August - highs near 88°F (31°C)
  • Decade extremes (2015-2024): 109°F (43°C) high · 64°F (18°C) low
  • Wettest month: October (13 rainy days) · Sunniest: January (11.3 h sun/day)
  • Climate type: tropical wet-and-dry
  • Annual swing: 6°C between the average warmest and coolest month · day to night: 11°C
  • Months averaging 30°C or hotter: 12
  • Average humidity: 56%

Temperatures through the year

Days and nights are about 11°C apart on average - wider than roughly 84% of the cities we track. August sits at the other end of the year: 88°F (31°C) by day, 71°F (22°C) at night. At its warmest, in March, Juba runs to 101°F (38°C) in the afternoon and back to 79°F (26°C) by dawn. The gridded 2015-2024 daily record for this location tops out at 109°F (43°C) and bottoms at 64°F (18°C) - decade extremes, not all-time station records. The wettest month is October (4.6 inches (118 mm) across 13 days) and the driest January.

Rain, sun and snow

Sunshine averages 10.8 hours a day over the year - sunnier than 91% of the 3496 cities in our dataset, peaking in January at 11.3 hours. 4 months average under 20 mm of rain, the longest unbroken stretch running December through March. Average highs hold at or above 30°C for 12 months of the year, January through December being the unbroken run.

How Juba compares

  • Juba averages 83°F (28°C) across the year - warmer than any other city in our 3496-city dataset.
  • Relative humidity averages 56% - drier than all but 10% of the 3496 cities we track.

Ranked against every city in our dataset, each measured on the same ten-year window.

Monthly climate table

Monthly averages for Juba based on 2015–2024 weather data.
MonthHighLow Rain daysPrecipitation SunshineHumidity
January 99° 73° 0 0.1 in 11.3 h/day 28%
February 101° 76° 1 0.2 in 11.2 h/day 29%
March 101° 79° 4 0.6 in 11.1 h/day 39%
April 97° 77° 11 2.3 in 10.4 h/day 54%
May 93° 75° 13 3.3 in 10.7 h/day 65%
June 90° 73° 13 3.1 in 10.8 h/day 68%
July 88° 72° 15 4.2 in 10.5 h/day 72%
August 88° 71° 16 4.2 in 10.8 h/day 75%
September 90° 72° 12 3.0 in 11.0 h/day 72%
October 91° 73° 13 4.6 in 10.2 h/day 69%
November 94° 73° 6 1.5 in 10.4 h/day 59%
December 98° 74° 1 0.2 in 11.0 h/day 39%

Juba month by month

Juba weather in January

January brings highs around 99°F (37°C), lows near 73°F (23°C), about 0 wet days - typically the driest month and the sunniest month of the year in Juba.

Juba weather in February

February brings highs around 101°F (38°C), lows near 76°F (25°C), about 1 wet days.

Juba weather in March

March brings highs around 101°F (38°C), lows near 79°F (26°C), about 4 wet days - typically the hottest month of the year in Juba.

Juba weather in April

April brings highs around 97°F (36°C), lows near 77°F (25°C), about 11 wet days.

Juba weather in May

May brings highs around 93°F (34°C), lows near 75°F (24°C), about 13 wet days.

Juba weather in June

June brings highs around 90°F (32°C), lows near 73°F (23°C), about 13 wet days.

Juba weather in July

July brings highs around 88°F (31°C), lows near 72°F (22°C), about 15 wet days.

Juba weather in August

August brings highs around 88°F (31°C), lows near 71°F (22°C), about 16 wet days - typically the coldest month of the year in Juba.

Juba weather in September

September brings highs around 90°F (32°C), lows near 72°F (22°C), about 12 wet days.

Juba weather in October

October brings highs around 91°F (33°C), lows near 73°F (23°C), about 13 wet days - typically the wettest month of the year in Juba.

Juba weather in November

November brings highs around 94°F (34°C), lows near 73°F (23°C), about 6 wet days.

Juba weather in December

December brings highs around 98°F (36°C), lows near 74°F (23°C), about 1 wet days.

Seasons in Juba

March through May

Through March through May, Juba is punishingly hot: 97°F (36°C) by day, 77°F (25°C) after dark, and expect showers on roughly 28 days across the season. Daylight is generous - around 10.7 hours of sun a day.

June through August

Through June through August, Juba brings hot afternoons: 89°F (32°C) by day, 72°F (22°C) after dark, and rain falls on around 44 of the 90 days. Daylight is generous - around 10.7 hours of sun a day.

September through November

Through September through November, Juba brings serious heat: 92°F (33°C) by day, 73°F (23°C) after dark, and rain falls on around 32 of the 90 days. Daylight is generous - around 10.5 hours of sun a day.

December through February

Through December through February, Juba runs at full heat: 99°F (37°C) by day, 74°F (24°C) after dark, and precipitation is sparse, near 12 mm (0.5 in) for the season. Daylight is generous - around 11.2 hours of sun a day.

Climate questions, answered

How often does it rain in Juba?
About 107 days bring measurable precipitation, totalling 27.3 inches (693 mm). That works out at roughly 6.5 mm on an average wet day.
When is the dry season in Juba?
4 months average under 20 mm of rain, with January the driest at 2 mm (0.1 in).
How humid does Juba get?
Relative humidity averages 56% across the year, which reads as moderate. The most comfortable stretch falls in the drier half of the year.
What should I pack for Juba?
It depends on the month: March runs to 101°F (38°C) while August holds at 88°F (31°C). The full month-by-month breakdown is in the packing notes above.
Is Juba hot in summer?
March averages 101°F (38°C). That is serious heat, and the decade record for this location is 109°F (43°C).
How does Juba compare to other cities?
Its 83°F (28°C) annual average is warmer than 99% of the 3496 cities in our dataset, which are all measured on the same 2015-2024 basis.

Best time to visit Juba

Aim for June to October if you get the choice: humidity and rainfall are at their lowest, which is what actually varies here, and highs average 90°F (32°C) against roughly 14 wet days a month. For the same question asked the other way round, see where else is warm in June.

Pack for Juba with lightweight, breathable clothing and serious sun protection and a compact umbrella or rain shell. Note the gap between afternoon and night: March pairs 101°F (38°C) with 79°F (26°C).

Juba temperature records (2015-2024)

Highest recorded
109°
in March
Lowest recorded
64°
in January
Annual precipitation
27.3"
Snowy days / yr
0

Derived from ERA5 reanalysis data, 2015–2024. Official station records may differ.