The climate in Ulaanshiveet during September can be summarized as cool and dry.
September is in the fall / autumn in Ulaanshiveet and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a cool 16°C (61°F), whilst at night 1°C (34°F) is normal.
Daytime temperature | 16.3°C 61.3°F |
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Nightly temperature | 0.9°C 33.6°F |
Average temperature | 8.6°C 47.5°F |
Daily sunshine | 9.2 hrs |
Avg rainfall | 30 mm 1.2 ins |
Rainy days | 8 days |
Sea temperature | 15.1°C 59.2°F |
Humidity | 57% |
Windspeed | 9kph 6 mph |
On average September is the 4th wettest month of the year in Ulaanshiveet with around 30mm 1.2 inches of rain making it a dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 9.2 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Ulaanshiveet in September 2025.
Best places to visit in September
Hottest month: | July | 22.7°C 72.9°F |
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Driest month: | January | 2mm 0.1ins |
Sunniest month: | February | 8.3hrs |
Coldest month: | January | -13.2°C 8.2°F |
Wettest month: | July | 86mm 3.4ins |