Onon Weather in October
What's the weather like in Onon (Hentiy) in October 2025?
The climate in Onon during October can be summarized as cold and very dry.
October is in the fall / autumn in Onon and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a freezing 6°C (42°F), whilst at night -10°C (15°F) is normal.
| Daytime temperature | 5.5°C 41.9°F |
|---|---|
| Nightly temperature | -9.7°C 14.5°F |
| Average temperature | -2.1°C 28.2°F |
| Daily sunshine | 8.2 hrs |
| Avg rainfall | 10 mm 0.4 ins |
| Rainy days | 5 days |
| Sea temperature | 12.8°C 55.1°F |
| Humidity | 58% |
| Windspeed | 10.1kph 6 mph |
On average October is the 6th driest month of the year in Onon with around 10mm 0.4 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 8.2 hours of sunshine per day.
October temperatures in Onon
October rainfall
October hourly sunshine
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 Onon in October 2025.
Other monthly averages
Best places to visit in October
Onon weather stats
| Hottest month: | July | 21.8°C 71.2°F |
|---|---|---|
| Driest month: | January | 2mm 0.1ins |
| Sunniest month: | February | 8.1hrs |
| Coldest month: | January | -16°C 3.2°F |
| Wettest month: | July | 93mm 3.7ins |
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