Onon monthly weather averages
Average daytime temperature
The bar chart below shows the average monthly peak daytime temperatures at Onon
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | -16 | -11.8 | -2.6 | 7.1 | 15.5 | 20.6 | 21.8 | 19.7 | 13.6 | 5.1 | -6.8 | -14.5 |
| °F | 3.2 | 10.7 | 27.3 | 44.8 | 59.9 | 69.1 | 71.2 | 67.4 | 56.5 | 41.2 | 19.8 | 6 |
Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.
Average rainfall & rainy days
The graph below shows the average rainfall and number of rainy days per month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| mm | 2 | 2 | 4 | 11 | 25 | 65 | 93 | 86 | 37 | 10 | 5 | 3 |
| inches | 0.1 | 0.1 | 0.2 | 0.4 | 1 | 2.6 | 3.7 | 3.4 | 1.4 | 0.4 | 0.2 | 0.1 |
| Rainy days | 3 | 3 | 3 | 5 | 7 | 12 | 16 | 14 | 8 | 5 | 4 | 4 |
Average annual rainfall in Onon: 500.966mm (197.2 inches)
Average daily sunshine
The bar chart below shows the average daily sunshine hours in Onon
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hrs sunshine | 6.4 | 8.1 | 9.2 | 9.6 | 10.4 | 10.5 | 9.5 | 9.2 | 9 | 8.2 | 6.8 | 6 |
Day / night temperatures
The graph below shows the daily range of temperatures for each month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Min °C | -29.6 | -28.2 | -19 | -8.7 | -1.1 | 5.8 | 9.1 | 6.6 | -1 | -9.7 | -20.8 | -27.1 |
| Max °C | -15.7 | -11.5 | -2.2 | 7.5 | 15.9 | 21 | 22.1 | 20 | 14 | 5.5 | -6.5 | -14.2 |
| Min °F | -21.2 | -18.7 | -2.2 | 16.3 | 30 | 42.4 | 48.4 | 43.9 | 30.3 | 14.5 | -5.4 | -16.7 |
| Max °F | -8.7 | -3.6 | 12.9 | 30.9 | 45.3 | 56.1 | 60.1 | 55.9 | 43.7 | 28.2 | 7.5 | -5.1 |
Sea temperature
The graph below shows the average sea temperature.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 8.8 | 8.9 | 9.5 | 10.5 | 11.7 | 13.1 | 14.6 | 15 | 14.7 | 12.8 | 10.9 | 9.5 |
| °F | 47.8 | 47.9 | 49.1 | 51 | 53.1 | 55.7 | 58.2 | 59 | 58.5 | 55.1 | 51.6 | 49.2 |
Wind speed
The graph below shows the average wind speed.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| km/h | 9 | 10 | 11 | 15 | 14 | 12 | 10 | 9 | 10 | 10 | 10 | 10 |
| mph | 6 | 6 | 7 | 9 | 9 | 7 | 6 | 6 | 6 | 6 | 6 | 7 |
A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.
Relative humidity
The graph below shows the average relative humidity.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 79% | 77% | 61% | 46% | 44% | 53% | 63% | 65% | 60% | 58% | 72% | 82% |
Other monthly averages
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 |
| Warmest sea: | August | 15°C 59°F |
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