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Climate guideThirty-year normals for Arlit
Arlit climate by month
Hot desert · BWhBest Jan–Feb · Dec
Annual mean28°day and night
Seasonal swing16°warmest vs coolest
Precipitation53 mm11 wet days a year
18.74° N, 7.39° EElevation 423 mUTC+1 · West Africa Time
When to goArlit · weather score
Best timeJan–Feb · Dec
October: high / low37° / 22°
iSummary
What the weather is like
Arlit has a hot desert climate (Köppen BWh): very little rain and intense sun.
The warmest month is June, when afternoons average 42° and nights 28°. January is the coolest month, with highs of 27° and lows of 11°. The difference between the warmest and the coolest month is about 16°.
About 53 mm of precipitation falls in an average year. August is the wettest month (24 mm, 6 wet days) and January the driest (0 mm, 0 wet days). Cloud cover ranges from 7% in June to 20% in December.
Compared with Niamey, the capital, Arlit is 3.5° warmer on a June afternoon and receives less precipitation over the year.
Year in figures
- Hottest afternoons
- 42° · June
- Coldest nights
- 11° · January
- Wettest month
- August
- Driest month
- January
- Clearest skies
- June · 7% cloud
- Longest day
- 13 h 15 min
- Shortest day
- 11 h 01 min
iiCharts
Twelve months at a glance
Temperature and precipitation
Daily high/low range bars, monthly precipitation columnsTemperature curve
Average high, lowDaylight
Hours between sunrise and sunset on the 15th of each monthiiiData table
Climate normals month by month
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average high | 27° | 30° | 34° | 39° | 42° | 42° | 40° | 40° | 40° | 37° | 32° | 28° |
| Average low | 11° | 13° | 17° | 22° | 26° | 28° | 27° | 27° | 26° | 22° | 16° | 12° |
| Precipitation | 0 mm | 0 mm | 0 mm | 0 mm | 3 mm | 4 mm | 13 mm | 24 mm | 9 mm | 0 mm | 0 mm | 0 mm |
| Wet days (≥1 mm) | 0 | 0 | 0 | 0.2 | 0.7 | 0.8 | 1.8 | 5.7 | 1.8 | 0 | 0 | 0 |
| Cloud cover | 16% | 13% | 14% | 13% | 10% | 7% | 8% | 10% | 9% | 8% | 14% | 20% |
| Daylight | 11h 07 | 11h 32 | 12h 01 | 12h 34 | 13h 01 | 13h 15 | 13h 09 | 12h 46 | 12h 15 | 11h 44 | 11h 16 | 11h 01 |
| Month score | 93 | 80 | 62 | 58 | 56 | 56 | 54 | 45 | 54 | 58 | 71 | 87 |
ivMonth by month
Arlit in every month
January93
27° / 11°
0 mm · 0 wet days
February80
30° / 13°
0 mm · 0 wet days
March62
34° / 17°
0 mm · 0 wet days
April58
39° / 22°
0 mm · 0.2 wet days
May56
42° / 26°
3 mm · 0.7 wet day
June56
42° / 28°
4 mm · 0.8 wet day
July54
40° / 27°
13 mm · 1.8 wet days
August45
40° / 27°
24 mm · 5.7 wet days
September54
40° / 26°
9 mm · 1.8 wet days
October58
37° / 22°
0 mm · 0 wet days
November71
32° / 16°
0 mm · 0 wet days
December87
28° / 12°
0 mm · 0 wet days