Altai weather by month & the best time to visit
🇲🇳 Mongolia · small town · semi-arid climate
The best time to visit Altai is June — its sunniest month (Sunshine Score 92/100), with July and August close behind. Altai averages about 3,327 hours of sunshine a year. Daytime highs around 21°C / 70°F and roughly 40 mm of rain in June.
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- Sun hours / year
- 3,327
- Sunniest month
- June
- Peak score
- 92/100
- Rain / year
- 187 mm
- Snow / year
- ≈76 cm
- Midday UV at peak
- 8 (very high)
- Population
- 18k
- Elevation
- 2,203 m
When is the best time to visit Altai?
For sunshine, the best time to visit Altai is June, then July and August. The dullest month is January (0/100, 3 mm of rain). The full month-by-month picture is in the table below.
How sunny is Altai?
Altai is one of the sunniest places on Earth: about 3,327 hours of sunshine a year. 92 Sunshine Score points separate June (92) from January (0), so the month you pick matters. It ranks #2 of 12 destinations in Mongolia for annual sunshine, above the national median of 3,222 hours. Rain is strongly seasonal here: roughly 62% of the year's 187 mm falls in the three months around July.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV |
|---|---|---|---|---|---|
| January | 0 | -14° / 7°F | -25° / -13°F | 3 mm | 1 |
| February | 0 | -9° / 16°F | -23° / -9°F | 4 mm | 2 |
| March | 0 | -1° / 30°F | -14° / 7°F | 6 mm | 4 |
| April | 0 | 8° / 46°F | -5° / 23°F | 9 mm | 6 |
| May | 56 | 15° / 59°F | 0° / 32°F | 16 mm | 7 |
| June | 92 | 21° / 70°F | 7° / 45°F | 40 mm | 8 |
| July | 92 | 23° / 73°F | 9° / 48°F | 39 mm | 8 |
| August | 92 | 21° / 70°F | 7° / 45°F | 37 mm | 7 |
| September | 48 | 14° / 57°F | 0° / 32°F | 15 mm | 5 |
| October | 0 | 5° / 41°F | -7° / 19°F | 9 mm | 3 |
| November | 0 | -4° / 25°F | -15° / 5°F | 5 mm | 1 |
| December | 0 | -12° / 10°F | -23° / -9°F | 4 mm | 1 |
See Altai on the interactive sunshine globe →
Nearby places for sunshine
- Hami China · 442 km · best in Apr · 3,311 h sun/yr
- Qitai China · 577 km · best in Apr · 2,927 h sun/yr
- Altay China · 635 km · best in May · 3,054 h sun/yr
- Turpan China · 674 km · best in Apr · 2,973 h sun/yr
- Dunhuang China · 700 km · best in Apr · 3,390 h sun/yr
- Ürümqi China · 738 km · best in Sep · 2,825 h sun/yr
Nearest destinations
- Uliastai Mongolia · 150 km · 3,273 h sun/yr · best in Jun
- Bayankhongor Mongolia · 345 km · 3,253 h sun/yr · best in Jun
- Khovd Mongolia · 389 km · 3,096 h sun/yr · best in Jun
- Mörön Mongolia · 466 km · 3,015 h sun/yr · best in Jun
- Arvaikheer Mongolia · 505 km · 3,201 h sun/yr · best in Jun
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