Climate averages 1991–2020
Arlit weather
in October.
A very hot, very dry month: the 7th warmest and the 7th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
October is a very hot month in Arlit: daytime highs average 37.5°C and nights cool to about 22.3°C. By daytime temperature it is the 7th warmest of the 12 months.
Rain is very rare: less than 1 mm falls in a typical October (the 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 44 min on an average October day.
The nearest other city in this atlas is Agadez (206 km away). In October its highs average 36.9°C, 0.6°C cooler than Arlit, with almost no rain (under 1 mm).
Among the 8 cities listed in Niger, Arlit ranks joint 1st of 8 for the warmest October highs and 2nd of 8 for the driest October (rainfall, lowest first). The mean October high of those 8 cities is 36.9°C; Arlit is 0.6°C warmer than that mean.
From October to November, average highs fall by 5.0°C to 32.5°C, and monthly rainfall stays under 1 mm.
The annual picture
October in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Arlit climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 27.2°C10.8°C | 10.8°C | 0.1 | 0.0 | 11.111 h |
| February | 30.4°C13.5°C | 13.5°C | 0.1 | 0.0 | 11.512 h |
| March | 34.8°C17.8°C | 17.8°C | 0 | 0.0 | 12.012 h |
| April | 39.3°C22.5°C | 22.5°C | 0.2 | 0.0 | 12.613 h |
| May | 41.7°C26.3°C | 26.3°C | 1.0 | 0.4 | 13.013 h |
| June | 41.9°C27.7°C | 27.7°C | 2.0 | 0.7 | 13.213 h |
| July | 40.3°C27.4°C | 27.4°C | 5.4 | 1.8 | 13.113 h |
| August | 39.3°C26.8°C | 26.8°C | 16 | 4.4 | 12.813 h |
| September | 40.0°C25.8°C | 25.8°C | 4.4 | 1.6 | 12.312 h |
| October, selected | 37.5°C22.3°C | 22.3°C | 0.3 | 0.1 | 11.712 h |
| November | 32.5°C16.2°C | 16.2°C | 0 | 0.0 | 11.311 h |
| December | 28.4°C12.1°C | 12.1°C | 0.1 | 0.0 | 11.011 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
October in nearby cities
- Agadez in OctoberNiger · 206 kmHigh 36.9°C · Low 23.8°C · 0.2 mm rain
- Tahoua in OctoberNiger · 484 kmHigh 37.5°C · Low 22.5°C · 5.3 mm rain
- Tamanghasset in OctoberAlgeria · 490 kmHigh 29.5°C · Low 16.5°C · 2.1 mm rain
- Zinder in OctoberNiger · 574 kmHigh 36.4°C · Low 21.8°C · 4.2 mm rain
- Maradi in OctoberNiger · 583 kmHigh 36.1°C · Low 22.1°C · 8.8 mm rain
- Birni N Konni in OctoberNiger · 595 kmHigh 37.1°C · Low 24.2°C · 8.5 mm rain
- Katsina in OctoberNigeria · 639 kmHigh 34.4°C · Low 21.4°C · 14 mm rain
- Sokoto in OctoberNigeria · 671 kmHigh 35.7°C · Low 23.9°C · 13 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Arlit) is explained once on the Arlit year overview and on the Sources, method and limits page.