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Contents
- The climate of Rumbek
- The best time to visit Rumbek
- The worst time to visit Rumbek
- Spring weather in Rumbek
- Summer weather in Rumbek
- Autumn weather in Rumbek
- Winter weather in Rumbek
- 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 Rumbek
Rumbek, nestled in the heart of South Sudan, falls under an Aw classification on the Köppen climate scale. This means the city experiences a Tropical wet and dry climate, also known as savanna climate, characterized by a very distinct wet and dry season. The longitude and latitude position heavily influences this weather pattern, undoubtedly due to its proximity to the equator.
Over the year, Rumbek's temperature ranges from 21.4°C (70.5°F) to a sweltering 39.5°C (103.1°F) with relative humidity percentages swinging from a dry 21% to a moisture-laden 79%. In terms of rainfall, the region contrasts greatly from 1mm (0.04") to 110mm (4.33"), and the quantity of rainy days varies, with the low end at 1 day and the high end at 24.1 days per month. Even the duration of sunlight per day roams between 11.7 hours and 12.5 hours.
An intriguing trait in Rumbek's weather pattern is its sunshine hours, which range from 8.3 to 10 hours, and sunshine days ranging from 4.8 days to 29.3 days. The UV index is consistently high, fluctuating between 6 and 8. The visibility distance remains considerable, fluctuating minimally from 8km (5mi) to 10km (6.2mi), with only slight differences in pressure ranging between 1006.7mb and 1011.5mb. Wind speed in Rumbek varies between 5.1km/h (3.2mph) to 8.8km/h (5.5mph) with gusts reaching from 8.4km/h (5.2mph) to 13.6km/h (8.5mph).
Over the year, Rumbek's temperature ranges from 21.4°C (70.5°F) to a sweltering 39.5°C (103.1°F) with relative humidity percentages swinging from a dry 21% to a moisture-laden 79%. In terms of rainfall, the region contrasts greatly from 1mm (0.04") to 110mm (4.33"), and the quantity of rainy days varies, with the low end at 1 day and the high end at 24.1 days per month. Even the duration of sunlight per day roams between 11.7 hours and 12.5 hours.
An intriguing trait in Rumbek's weather pattern is its sunshine hours, which range from 8.3 to 10 hours, and sunshine days ranging from 4.8 days to 29.3 days. The UV index is consistently high, fluctuating between 6 and 8. The visibility distance remains considerable, fluctuating minimally from 8km (5mi) to 10km (6.2mi), with only slight differences in pressure ranging between 1006.7mb and 1011.5mb. Wind speed in Rumbek varies between 5.1km/h (3.2mph) to 8.8km/h (5.5mph) with gusts reaching from 8.4km/h (5.2mph) to 13.6km/h (8.5mph).
The best time to visit Rumbek
Aiming at pleasant weather and clear skies, the best time for visiting Rumbek would be between December and February. During these months, the humidity drops to a comfortable level around 21% to 28%, and the temperature is relatively cooler, hovering around 24.2°C (75.6°F) to 27.5°C (81.5°F). These periods also hold the least amount of rain, with an average of 1mm (0.04") to 5mm (0.2") per month, and the duration of sunlight remains healthy between 11.7 and 11.9 hours per day.
The worst time to visit Rumbek
Contrarily, the months May to September can be seen as the less favourable time to explore Rumbek due to the high humidity levels from 62% to 77% and soaring temperature, ascending from 30.9°C (87.6°F) to 34.4°C (93.9°F). The rainy days increase considerably from 21.3 days to 24.1 days each month, with a high amount of precipitation, ranging from 89mm (3.5") to 110mm (4.33"). Therefore, these facets make this period less ideal for sightseeing or outdoor activities.
Spring weather in Rumbek
Spring in Rumbek is typically from March to May and features escalating temperature ranges between 37.8°C (100°F) to 39.5°C (103.1°F). Humidity starts to rise from 28% in March to a lofty 43% in April and climaxes to 62% in May. The rainfall begins to pick up the pace with an increase from 15mm (0.59") in March, reaching its apex at 110mm (4.33") in May.
Summer weather in Rumbek
Rumbek's summer, from June to August, is characterized by a substantial rise in humidity, starting at 70% in June and reaching 79% in August. The temperature starts to decrease, ranging from 32.8°C (91°F) in June to 31.3°C (88.3°F) in August. The rainfall is also prevalent during these months, variating from 101mm (3.98") to 89mm (3.5"), coupled with maximum count of rainy days.
Autumn weather in Rumbek
September earmarks the onset of Autumn, picturing a small decrement in humidity to 77%, consistent until November. Meanwhile, the temperature remains fairly stable, oscillating between 31.7°C (89.1°F) and 35.2°C (95.4°F). Rainfall begins to diminish extensively, with a momentous drop from 93mm (3.66") in September to mere 17mm (0.67") in November.
Winter weather in Rumbek
Winter in Rumbek starts from December and lasts until February. During this period, humidity drops significantly from 49% to 21%. Temperature in December begins around 36.4°C (97.5°F) dropping to 24.2°C (75.6°F) in February. Rainfall is at it's minimum with a scanty 1mm (0.04") to 2mm (0.08"), positioning as the driest season of the year.
Weather in January
The year in Rumbek, South Sudan, commences with January, a month characterized by predominantly dry conditions and warm weather. Heat is omnipresent, with temperatures soaring to 37.3°C (99.1°F) in peak hours. Relatively mild nights give reprieve from the heat, along with a light breeze that rustles through the city. Weather in January »
Weather in February
Following January's warm spell, February offers no significant relief from the heat in Rumbek. A slight increment in the average number of rainfall days is noted, and the city sees a marginal increase in precipitation. The characteristic dryness persists while wind gusts, previously peaking at 13.6km/h (8.5mph) in January, slow down to a steady 13.1km/h (8.1mph). Weather in February »
Weather in March
March shows indications of an approaching wet season. Cumulus clouds billow higher, hinting at rainfall potential. The increased precipitations of 15mm (0.59") marks this change, despite the sustained high temperatures. The city enters a period marked by a higher relative humidity and slightly reduced sunshine hours. Weather in March »
Weather in April
In April, Rumbek navigates its way through the transition from the dry to the wet season. Amidst the gradually increasing rainfall, people adapt their routines, frequently interrupted by sudden rain showers. Despite an average rainfall of 37mm (1.46"), which is a significant increase from March, the city's high temperatures persist. Weather in April »
Weather in May
As May unfolds, Rumbek finds itself in the throes of the wet season. Torrential downpours are frequent and hours of sunshine start to dwindle. The city sees its highest rainfall, a considerable 110mm (4.33") drenching the landscape and providing much-needed hydration to the flora. Weather in May »
Weather in June
June maintains the wet season rhythm, with rainfall occurring nearly daily. Despite a slight decrease in temperatures, the atmosphere remains humid. Agriculture thrives in these conditions, with rice fields nestled in the city blooming. Weather in June »
Weather in July
July, often regarded as the heart of the wet season, carries forward June's trends. Streets, homes, and commercial areas adapt to the frequent chances of precipitation. Residents look forward to breaks in rain, utilizing them to plan outdoor activities. Weather in July »
Weather in August
In August, rainfall figures start to decline, albeit subtly, pointing towards the eventual end of the wet season. Despite the recorded 89mm (3.5") of rainfall, the frequency of rain episodes noticeably reduces. Gradually, the city begins to witness longer intervals of sunshine, anticipated eagerly by the residents. Weather in August »
Weather in September
In September, Rumbek embarks on the gradual transition from being drenched daily to witnessing more sunshine. Though still in the wet season, rainfall begins its descent with an average of 93mm (3.66") noted throughout the month. Weather in September »
Weather in October
October heralds the departure of the wet season, as Rumbek prepares for the long dry period. Temperatures, while still high, become gradually more bearable. The city receives a substantial 104mm (4.09") of rainfall, though the frequency of showers has substantially reduced. Weather in October »
Weather in November
November in Rumbek is characterized by clear, bright skies as the dry season establishes its reign. Sunshine becomes more plentiful, marking a significant shift in the weather pattern. November records a sharp drop in rainfall, measuring a scarce 17mm (0.67"). Weather in November »
Weather in December
Rumbek concludes the year with December, featuring clear skies and lengthy sunshine hours. The air vibrates with the dry heat characteristic of the long dry season. Precipitation dwindles to a minimal 2mm (0.08"), marking the month as one of the driest of the year. Weather in December »
[Resources]Frequently asked questions
What is the least humid month in Rumbek?
The months with the lowest humidity are January and February, with an average relative humidity of 21%.
What is the driest month in Rumbek?
The month with the least rainfall in Rumbek is January, when the rain falls for 1 days and typically collects 1mm (0.04") of precipitation.
How many days does it rain in Rumbek?
In Rumbek, South Sudan, during the entire year, the rain falls for 171.8 days and collects up to 676mm (26.61") of precipitation.
What month has the most sunshine in Rumbek?
With an average of 10h of sunshine, January has the most sunshine of the year in Rumbek, South Sudan.
What is the month with the highest UV index in Rumbek?
January through March and December, with an average maximum UV index of 8, are months with the highest UV index.
What time of the year is the hottest in Rumbek?
With average high temperatures of 39.5°C (103.1°F) and lows of 27.5°C (81.5°F), March is the warmest month.
What is the rainiest month in Rumbek?
May is the month with the most rainfall. Rain falls for 21.3 days and accumulates 110mm (4.33") of precipitation.
When are the longest days in Rumbek?
The month with the longest days is June, with an average of 12h and 30min of daylight.
What is the coldest time of year in Rumbek?
July is the month that records the lowest temperatures, with averages ranging from a high of 30.9°C (87.6°F) to a low of 21.5°C (70.7°F).
What is the month with the least sunshine in Rumbek?
With an average of 8.3h of sunshine, July has the least sunshine of the year in Rumbek.
When is the lowest UV index in Rumbek?
The months with the lowest UV index in Rumbek, South Sudan, are July and August, with an average maximum UV index of 6.
What is the most humid month in Rumbek?
August is the most humid month in Rumbek, with an average relative humidity of 79%.
What is the month with the shortest days in Rumbek?
The month with the shortest days in Rumbek is December, with an average of 11h and 42min of daylight.
Is there Daylight Saving Time (DST) in Rumbek?
Rumbek does not observe Daylight Saving Time (DST). CAT timezone is used throughout the entire year.
Average temperature
Rumbek, South Sudan
The warmest month (with the highest average high temperature) is March (39.5°C).
The month with the lowest average high temperature is July (30.9°C).
The month with the highest average low temperature is March (27.5°C).
The coldest month (with the lowest average low temperature) is September (21.3°C).
Average pressure
Rumbek, South Sudan
- Average pressure in January:
1009mbar - Average pressure in February:
1007mbar - Average pressure in March:
1006.7mbar - Average pressure in April:
1007.3mbar - Average pressure in May:
1009.3mbar - Average pressure in June:
1010.8mbar
- Average pressure in July:
1011.5mbar - Average pressure in August:
1011.2mbar - Average pressure in September:
1010.5mbar - Average pressure in October:
1009.2mbar - Average pressure in November:
1008.6mbar - Average pressure in December:
1009mbar
The month with the highest atmospheric pressure is July (1011.5mbar).
The month with the lowest atmospheric pressure is March (1006.7mbar).
Average wind speed
Rumbek, South Sudan
- Average wind speed in January:
8.8km/h - Average wind speed in February:
8.7km/h - Average wind speed in March:
7.7km/h - Average wind speed in April:
8.2km/h - Average wind speed in May:
7.5km/h - Average wind speed in June:
6.8km/h
- Average wind speed in July:
6km/h - Average wind speed in August:
5.3km/h - Average wind speed in September:
5.1km/h - Average wind speed in October:
5.7km/h - Average wind speed in November:
6.7km/h - Average wind speed in December:
8.2km/h
The windiest month (with the highest average wind speed) is January (8.8km/h).
The calmest month (with the lowest average wind speed) is September (5.1km/h).
Average humidity
Rumbek, South Sudan
The month with the highest relative humidity is August (79%).
The months with the lowest relative humidity are January and February (21%).
Average rainfall
Rumbek, South Sudan
The wettest month (with the highest rainfall) is May (110mm).
The driest month (with the least rainfall) is January (1mm).
Average rainfall days
Rumbek, South Sudan
- Average rainfall days in January:
1 days - Average rainfall days in February:
2.5 days - Average rainfall days in March:
6.8 days - Average rainfall days in April:
14.2 days - Average rainfall days in May:
21.3 days - Average rainfall days in June:
23.3 days
- Average rainfall days in July:
24.1 days - Average rainfall days in August:
22.7 days - Average rainfall days in September:
22.3 days - Average rainfall days in October:
22.3 days - Average rainfall days in November:
9.1 days - Average rainfall days in December:
2.2 days
The month with the highest number of rainy days is July (24.1 days).
The month with the least rainy days is January (1 days).
Average daylight / Average sunshine
Rumbek, South Sudan
- Average daylight in January:
11h and 5min - 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 2min - Average daylight in June:
12h and 3min
- Average daylight in July:
12h and 3min - 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 4min
The month with the longest days is June (Average daylight: 12h and 30min).
The month with the shortest days is December (Average daylight: 11h and 42min).
- Average sunshine in January:
10h and 0min - Average sunshine in February:
9h and 5min - Average sunshine in March:
9h and 4min - Average sunshine in April:
9h and 2min - Average sunshine in May:
9h and 1min - Average sunshine in June:
9h and 1min
- Average sunshine in July:
8h and 2min - Average sunshine in August:
8h and 3min - Average sunshine in September:
8h and 5min - Average sunshine in October:
9h and 1min - Average sunshine in November:
9h and 4min - Average sunshine in December:
9h and 5min
The month with the most sunshine is January (Average sunshine: 10h and 0min).
The month with the least sunshine is July (Average sunshine: 8h and 18min).
Average sunshine days
Rumbek, South Sudan
- Average sunshine days in January:
29.3 days - Average sunshine days in February:
23.4 days - Average sunshine days in March:
20.9 days - Average sunshine days in April:
12.3 days - Average sunshine days in May:
7.6 days - Average sunshine days in June:
4.8 days
- Average sunshine days in July:
5.3 days - Average sunshine days in August:
6.6 days - Average sunshine days in September:
6 days - Average sunshine days in October:
6.9 days - Average sunshine days in November:
19.1 days - Average sunshine days in December:
27.4 days
The month with the most sunshine days is January (29.3 days).
The month with the least sunshine days is June (4.8 days).
Average UV index
Rumbek, South Sudan
The months with the highest UV index are January, February, March and December (UV index 8).
The months with the lowest UV index are July and August (UV index 6).
Average cloud cover
Rumbek, South Sudan
The month with the most cloud cover is July (Cloud cover 41).
The month with the least cloud cover is January (Cloud cover 7).
Average visibility
Rumbek, South Sudan
The months with the highest visibility are January, February, March, April, May, November and December (10km).
The months with the lowest visibility are July, August and September (8km).
Rumbek, South Sudan
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