The climate in Sümiyn Bulag during September can be summarized as mild and reasonably dry.
September is in the fall / autumn in Sümiyn Bulag and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a cool 17°C (63°F), whilst at night 4°C (39°F) is normal.
| Daytime temperature | 17°C 62.5°F |
|---|---|
| Nightly temperature | 3.7°C 38.6°F |
| Average temperature | 10.3°C 50.5°F |
| Daily sunshine | 8.9 hrs |
| Avg rainfall | 31 mm 1.2 ins |
| Rainy days | 9 days |
| Sea temperature | 14.3°C 57.8°F |
| Humidity | 62% |
| Windspeed | 12.6kph 8 mph |
On average September is the 4th wettest month of the year in Sümiyn Bulag with around 31mm 1.2 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.9 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 Sümiyn Bulag in September 2025.
Best places to visit in September
| Hottest month: | July | 25.1°C 77.2°F |
|---|---|---|
| Driest month: | February | 2mm 0.1ins |
| Sunniest month: | February | 8.2hrs |
| Coldest month: | January | -15°C 5°F |
| Wettest month: | July | 102mm 4ins |