Bayankhongor weather by month & the best time to visit
Mongolia · small town · semi-arid climate

The best time to visit Bayankhongor is June — its sunniest month (Sunshine Score 91/100), with August and July close behind. Bayankhongor averages about 3,253 hours of sunshine a year. Daytime highs around 23°C / 73°F and roughly 39 mm of rain in June.
When is the best time to visit Bayankhongor?
For sunshine, the best time to visit Bayankhongor is June, then August and July. The dullest month is January (0/100, 2 mm of rain). The full month-by-month picture is in the table below.
How sunny is Bayankhongor?
Bayankhongor is one of the sunniest places on Earth: about 3,253 hours of sunshine a year. 91 Sunshine Score points separate June (91) from January (0), so the month you pick matters. It ranks #5 of 12 destinations in Mongolia for annual sunshine, above the national median of 3,222 hours. Rain is strongly seasonal here: roughly 68% of the year's 194 mm falls in the three months around July.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV |
|---|---|---|---|---|---|
| January | 0 | -12° / 10°F | -22° / -8°F | 2 mm | 1 |
| February | 0 | -8° / 18°F | -20° / -4°F | 3 mm | 2 |
| March | 0 | 1° / 34°F | -12° / 10°F | 5 mm | 3 |
| April | 16 | 10° / 50°F | -3° / 27°F | 8 mm | 5 |
| May | 71 | 17° / 63°F | 2° / 36°F | 17 mm | 6 |
| June | 91 | 23° / 73°F | 9° / 48°F | 39 mm | 7 |
| July | 89 | 25° / 77°F | 12° / 54°F | 49 mm | 7 |
| August | 91 | 23° / 73°F | 9° / 48°F | 43 mm | 6 |
| September | 64 | 16° / 61°F | 2° / 36°F | 17 mm | 5 |
| October | 0 | 6° / 43°F | -5° / 23°F | 5 mm | 3 |
| November | 0 | -3° / 27°F | -13° / 9°F | 3 mm | 1 |
| December | 0 | -11° / 12°F | -20° / -4°F | 3 mm | 1 |
Nearest destinations
Bayankhongor: questions and answers
What kind of destination is Bayankhongor?
Bayankhongor is a small town in Mongolia at 1,852 m elevation with a semi-arid climate.
How many hours of sunshine does Bayankhongor get a year?
Bayankhongor gets about 3,253 hours of sunshine a year, at its best around June.
When is the best time to visit Bayankhongor?
The sunniest time to visit Bayankhongor is June, when the Sunshine Score peaks at 91/100 (with August and July close behind). Expect daytime highs around 23°C / 73°F.
What is the least sunny month in Bayankhongor?
January is the least sunny month in Bayankhongor, scoring 0/100 with about 2 mm of rain.
How strong is the sun in Bayankhongor?
The typical midday UV index in Bayankhongor peaks around 7 (high) in June, easing to about 1 (low) in January. Month-by-month midday UV values are in the UV column of the table on this page.
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