Gao weather by month & the best time to visit
🇲🇱 Mali · regional city · hot desert climate
The best time to visit Gao is January — its sunniest month (Sunshine Score 100/100), with December close behind. Gao averages about 3,612 hours of sunshine a year. Daytime highs around 30°C / 86°F and roughly 0 mm of rain in January.
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- Sun hours / year
- 3,612
- Sunniest month
- January
- Peak score
- 100/100
- Rain / year
- 322 mm
- Midday UV at peak
- 11 (extreme)
- Population
- 133k
- Elevation
- 257 m

When is the best time to visit Gao?
For sunshine, the best time to visit Gao is January, then December. The dullest month is May (0/100, 4 mm of rain). The full month-by-month picture is in the table below.
How sunny is Gao?
Gao is one of the sunniest places on Earth: about 3,612 hours of sunshine a year. 100 Sunshine Score points separate January (100) from May (0), so the month you pick matters. Gao is the sunniest of the 5 destinations tracked in Mali. Rain is strongly seasonal here: roughly 87% of the year's 322 mm falls in the three months around August.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV |
|---|---|---|---|---|---|
| January | 100 | 30° / 86°F | 13° / 55°F | 0 mm | 8 |
| February | 80 | 34° / 93°F | 16° / 61°F | 0 mm | 9 |
| March | 40 | 38° / 100°F | 20° / 68°F | 0 mm | 11 |
| April | 10 | 41° / 106°F | 25° / 77°F | 1 mm | 11 |
| May | 0 | 43° / 109°F | 29° / 84°F | 4 mm | 11 |
| June | 0 | 42° / 108°F | 29° / 84°F | 29 mm | 10 |
| July | 25 | 39° / 102°F | 27° / 81°F | 88 mm | 10 |
| August | 52 | 35° / 95°F | 25° / 77°F | 143 mm | 11 |
| September | 45 | 37° / 99°F | 25° / 77°F | 50 mm | 11 |
| October | 39 | 38° / 100°F | 23° / 73°F | 7 mm | 10 |
| November | 70 | 35° / 95°F | 19° / 66°F | 0 mm | 8 |
| December | 100 | 31° / 88°F | 15° / 59°F | 0 mm | 8 |
See Gao on the interactive sunshine globe →
Nearby places for sunshine
- Niamey Niger · 387 km · best in Jan · 3,305 h sun/yr
- Ouagadougou Burkina Faso · 463 km · best in Jan · 3,087 h sun/yr
- Tamanrasset Algeria · 927 km · best in Jan · 3,864 h sun/yr
- Bamako Mali · 950 km · best in Dec · 3,087 h sun/yr
- Kano Nigeria · 1,031 km · best in Jan · 3,209 h sun/yr
- Kumasi Ghana · 1,074 km · best in Jan · 1,964 h sun/yr
Nearest destinations
- Timbuktu Mali · 325 km · 3,597 h sun/yr · best in Jan
- Mopti Mali · 478 km · 3,235 h sun/yr · best in Jan
- Bordj Badji Mokhtar Algeria · 579 km · 3,773 h sun/yr · best in Jan
- Sokoto Nigeria · 672 km · 3,060 h sun/yr · best in Jan
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