Umm Ruwaba in Summer
In summer (June, July and August), Umm Ruwaba sees average daytime highs around 35°C and overnight lows near 25°C, with 177 mm of rain over about 36 wet days across the season. It is the 3rd-warmest season and the wettest season of the year.
Over the season highs ease from about 38°C in early June to 33°C by late August. The sky is clear or mostly clear about 35% of the time across summer, and the air most often feels muggy.
Summer is Umm Ruwaba's 3rd-best season to visit on our travel score. For the whole year in context, see Umm Ruwaba's year-round climate.
- Avg daytime high
- 35°C
- 3rd-warmest season
- Avg overnight low
- 25°C
- Rainfall
- 177 mm
- 36 wet days
- Avg wind
- 12 km/h
- Travel score
- 2.4
- 3rd-best season
- Months
- Jun · Jul · Aug
Temperature in Umm Ruwaba in Summer
Over the season highs ease from about 38°C in early June to 33°C by late August.
A typical summer day in Umm Ruwaba reaches about 35°C and drops to 25°C overnight. The warmest of the three months is June, the coolest August.
How summer really feels in Umm Ruwaba
Once humidity and wind are folded in, summer brings about 92 days that feel above 32°C and 0 that feel at or below 0°C.
The story in summer is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Umm Ruwaba weather by month
How the three summer months (June, July and August) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 30° / 17° | 0 | 0 | 11.3 | 6.6 |
| Feb | 33° / 19° | 0 | 0 | 11.6 | 5.0 |
| Mar | 36° / 22° | 0 | 0.1 | 11.9 | 2.7 |
| Apr | 39° / 25° | 2 | 0.5 | 12.3 | 0.8 |
| May | 39° / 27° | 13 | 3.8 | 12.6 | 0.4 |
| Jun | 38° / 27° | 25 | 7.1 | 12.7 | 1.3 |
| Jul | 34° / 25° | 70 | 14.1 | 12.7 | 2.6 |
| Aug | 33° / 24° | 83 | 14.5 | 12.4 | 3.3 |
| Sep | 35° / 24° | 45 | 9.8 | 12.1 | 2.8 |
| Oct | 37° / 25° | 13 | 3.7 | 11.7 | 2.0 |
| Nov | 35° / 22° | 0 | 0 | 11.4 | 3.8 |
| Dec | 31° / 18° | 0 | 0 | 11.3 | 6.1 |
Cloud cover in Summer
The sky is clear or mostly clear about 35% of the time across summer.
Chance of precipitation in Summer
Umm Ruwaba gets around 177 mm of rain over 36 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 12 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 12 h 42 min in early June to 12 h 18 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 6.0 kWh/m².
Hazard calendar for Umm Ruwaba
In summer, Umm Ruwaba overlaps its dust season. The full year is below, with each hazard's peak months called out.
Umm Ruwaba sees seasonal dust haze (March–July), heaviest in April.
Is summer a good time to visit Umm Ruwaba?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a weaker month for outdoor sightseeing in Umm Ruwaba.
What to pack for Umm Ruwaba in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Umm Ruwaba sees daytime highs around 35°C and nights near 25°C. Pack light clothes, rain gear and sun protection. About 36 days see rain.
UV index in Umm Ruwaba in Summer
Clear-sky midday UV across summer averages around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Umm Ruwaba peaks around March 17 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 12 at about 8 (very high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 10 | 12 | 13 | 12 | 9 | 11 | 10 | 13 | 11 | 11 | 9 | 8 |
| Level | Extreme | Extreme | Extreme | Extreme | Very high | Extreme | Very high | Extreme | Extreme | Extreme | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 10 | Extreme |
| Feb | 12 | Extreme |
| Mar | 13 | Extreme |
| Apr | 12 | Extreme |
| May | 9 | Very high |
| Jun | 11 | Extreme |
| Jul | 10 | Very high |
| Aug | 13 | Extreme |
| Sep | 11 | Extreme |
| Oct | 11 | Extreme |
| Nov | 9 | Very high |
| Dec | 8 | Very high |
Air quality in Umm Ruwaba in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Umm Ruwaba is worst in March — around 49 µg/m³ PM2.5 (poor), about 3.6× the cleanest month (August, 14 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 43 | 43 | 49 | 40 | 25 | 21 | 17 | 14 | 16 | 22 | 24 | 34 |
| Level | Poor | Poor | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 43 | Poor |
| Feb | 43 | Poor |
| Mar | 49 | Poor |
| Apr | 40 | Poor |
| May | 25 | Moderate |
| Jun | 21 | Moderate |
| Jul | 17 | Moderate |
| Aug | 14 | Moderate |
| Sep | 16 | Moderate |
| Oct | 22 | Moderate |
| Nov | 24 | Moderate |
| Dec | 34 | Moderate |
Where is Umm Ruwaba?
Umm Ruwaba sits at 12.9°N, 31.2°E, 457 m above sea level, in Sudan. The nearest listed city is Ar Rahad, 65 km away.
Topography around Umm Ruwaba
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Umm Ruwaba.
Within 3 km, the terrain around Umm Ruwaba has only modest variations in elevation — a maximum elevation change of 13 m around an average of 451 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 30 m; within 80 km, large variations in elevation — a maximum elevation change of 974 m.
The land around Umm Ruwaba is covered by grassland (38%), cropland (31%) and artificial surfaces (29%) within 3 km, cropland (64%) and grassland (33%) within 16 km, and grassland (56%) and cropland (40%) within 80 km.
Sudan travel facts
- Travel advisory
- Level 4
- Do Not Travel
- Power plugs
- Type C / D / F / G
- 230 V · 50 Hz
- Prices
- ≈ 215% of US
- price level, 2025
- GDP per capita
- $1,165
- 2025
- Happiness
- 4.1 / 10
- World Happiness, 2017
- Homicide rate
- 5.1
- per 100k, 2008
- Road deaths
- 26.8
- per 100k/yr, 2019
- Income group
- Low
- World Bank
- English
- Very low
- EF EPI 421
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Umm Ruwaba (12.9061°, 31.2158°, elevation 457 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.