# Climate Insights for Umm Hājar

*Source: [Airpult](https://airpult.com/climate/td/umm-hajar/6339801551): Batha Region, Chad*

The climate in Umm Hājar is hot. The average annual temperature is 30°C and approximately 376mm of precipitation falls per year. August is the wettest month, receiving around 189mm of rainfall. Umm Hājar is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: April, May, March. The coldest months are January, December, February, when temperatures can drop to 18°C.

## Key insights

- **Hottest month:** April (peak 42°C)
- **Coldest month:** January (low 18°C)
- **Wettest month:** August (189 mm)

## Monthly climate data

The table below shows monthly climate averages for Umm Hājar 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.

| Month | Avg low (°C) | Avg high (°C) | Mean (°C) | Precip (mm) | Wind (km/h) | Snow (cm) |
| --- | ---: | ---: | ---: | ---: | ---: | ---: |
| Jan | 18 | 34 | 25 | 0 | 11 | 0 |
| Feb | 20 | 36 | 27 | 0 | 11 | 0 |
| Mar | 25 | 40 | 32 | 0 | 12 | 0 |
| Apr | 27 | 42 | 34 | 1 | 11 | 0 |
| May | 29 | 42 | 35 | 3 | 9 | 0 |
| Jun | 28 | 39 | 33 | 22 | 10 | 0 |
| Jul | 25 | 35 | 30 | 89 | 10 | 0 |
| Aug | 24 | 32 | 27 | 189 | 8 | 0 |
| Sep (current) | 24 | 35 | 29 | 62 | 8 | 0 |
| Oct | 25 | 38 | 31 | 10 | 8 | 0 |
| Nov | 23 | 37 | 29 | 0 | 10 | 0 |
| Dec | 19 | 35 | 27 | 0 | 10 | 0 |

## Temperature

Temperatures in Umm Hājar vary considerably across the year, with a 24°C difference between the coldest and warmest months. April is the hottest month, with daytime highs reaching 42°C and an average of 34°C. January is the coolest month, with minimum temperatures around 18°C and an average of 25°C. On average, daily temperatures fluctuate by about 13°C between overnight lows and afternoon highs. The sharpest temperature change occurs between February and March, with a 5°C shift in average temperatures.

## Precipitation

Umm Hājar is a quite dry location, receiving approximately 376mm of precipitation annually, which averages out to around 31mm per month. The wettest month is August, averaging 189mm of rainfall. July and September also tend to see above-average precipitation. The driest month is January, with just 0mm. That's 189mm 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

Umm Hājar is relatively calm, with an average annual wind speed of 10km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is March, averaging 12km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 8km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 4km/h gap between the calmest and windiest months.

## Seasons

Currently it is **summer** (astronomical) / **fall** (meteorological) in Umm Hājar.
Autumn begins September 23, 2026 (8 days from now).

| Season | Begins |
| --- | --- |
| Spring | March 20 |
| Summer | June 21 |
| Autumn | September 23 |
| Winter | December 21 |

It is currently summer in Umm Hājar, which began on June 21, 2026. Umm Hājar is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in April at around 42°C, while the coldest stretch bottoms out in January near 18°C. Autumn is next, beginning on September 23, 2026 (8 days from now).

### Spring

Temperatures range from 25 to 42°C. Precipitation is minimal, with only around 4mm for the entire season. Winds are generally light, averaging 11km/h. Light layers work well as temperatures warm through the season. It is a great time to be outdoors.

### Summer

Temperatures range from 24 to 39°C. Precipitation is moderate at around 300mm for the season, averaging 100mm per month. Winds are generally light, averaging 9km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.

### Autumn

Temperatures range from 23 to 38°C. Rainfall is relatively light, with around 72mm over the season and a monthly average of 24mm. Winds are generally light, averaging 9km/h. Layered clothing works best as temperatures gradually cool. Enjoy the crisp air and changing scenery.

### Winter

Temperatures range from 18 to 36°C. Precipitation is minimal, with only around 0mm for the entire season. Winds are generally light, averaging 11km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.