The climate in Niger
Average daytime and nighttime temperaturesAll climate diagrams on this page come from the collected data of 15 weather stations.
Weather stations at an altitude above 500m have not been included.
All data correspond to the average monthly values of the last 20 years.
Back to overview: Niger
Climate zone: tropics
It is warm or hot yearlong. The warmest and rainiest part of the country is Agadez. The coldest is Maradi.
It is warm or hot yearlong. The warmest and rainiest part of the country is Agadez. The coldest is Maradi.
Hours of sunshine per day

Rain days per month

Precipitation in mm/day

Relative humidity in %

Absolute humidity in g/m³

Regions in Niger
All figures per year. For detailed climate data click on the name of the region.Region | Temperature max Ø day | Temperature min Ø night | Sunshine hours | Rainy days | Precipitation | Humidity |
---|---|---|---|---|---|---|
Agadez | 37.0 °C | 20.0 °C | 3,249 h | 16 | 99 l | 24.0 % |
Diffa | 37.0 °C | 21.4 °C | 3,176 h | 34 | 336 l | |
Dosso | 36.2 °C | 23.4 °C | 2,957 h | 61 | 788 l | 49.0 % |
Maradi | 35.5 °C | 21.4 °C | 3,066 h | 41 | 526 l | 39.0 % |
Niamey | 36.6 °C | 23.3 °C | 3,103 h | 43 | 518 l | 42.0 % |
Tahoua | 36.6 °C | 22.9 °C | 3,103 h | 41 | 438 l | 35.0 % |
Tillabéri | 36.9 °C | 23.6 °C | 3,066 h | 44 | 515 l | 42.0 % |
Zinder | 36.0 °C | 21.3 °C | 3,176 h | 41 | 496 l | 41.0 % |
Temperature records of the last 86 years
The hottest temperature measured from 1937 to January 2023 was reported by the Tillabery weather station. In June 2019, the record temperature of 49.8 °C was reported here. The hottest summer from July to September, based on all 14 weather stations in Niger below 500 meters altitude, was recorded in 1987 with an average temperature of 30.4 °C. This average temperature will normally be measured every four to six hours, thus also including the nights. Normally, this value is 28.9 degrees Celsius.The coldest day in these 86 years was reported by the Bilma weather station. Here the temperature dropped to -2.5 °C in January 2005. Bilma lies at an altitude of 357 meters above sea level. The coldest winter (January to March) was in 2023 with an average temperature of 23.1 °C. In Niger, it is usual to have about 2.7 degrees more at 25.8 °C for this three-month period.
The most precipitation fell in August 1952. With 15.8 mm per day, the Birni N'konni weather station recorded the highest monthly average of the last 86 years. Incidentally, the region with the most rainfall for the whole year is around Gaya. The driest region is near Bilma.