The bar chart below shows the average monthly peak daytime temperatures at Oswego
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 5.2 | 8.4 | 14.5 | 20.7 | 25 | 29.3 | 32.8 | 32 | 27.4 | 21.9 | 14.2 | 7.5 |
°F | 41.4 | 47.1 | 58.1 | 69.2 | 76.9 | 84.8 | 91 | 89.7 | 81.4 | 71.4 | 57.5 | 45.5 |
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.
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 | 37 | 42 | 84 | 94 | 132 | 128 | 86 | 98 | 121 | 95 | 81 | 50 |
inches | 1.5 | 1.7 | 3.3 | 3.7 | 5.2 | 5.1 | 3.4 | 3.9 | 4.8 | 3.7 | 3.2 | 2 |
Rainy days | 7 | 7 | 9 | 10 | 11 | 9 | 7 | 8 | 8 | 7 | 7 | 7 |
Average annual rainfall in Oswego: 989.867mm (389.7 inches)
The bar chart below shows the average daily sunshine hours in Oswego
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 6.2 | 6.5 | 7.5 | 8.6 | 9.3 | 10.4 | 11.3 | 10.2 | 8.4 | 7.5 | 5.8 | 5.5 |
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 | -6.5 | -3.9 | 1.6 | 7.4 | 12.8 | 17.6 | 20.3 | 18.9 | 14.9 | 8.2 | 2 | -3.8 |
Max °C | 5.5 | 8.7 | 14.8 | 21 | 25.3 | 29.6 | 33.1 | 32.4 | 27.8 | 22.2 | 14.5 | 7.8 |
Min °F | 20.3 | 25 | 34.9 | 45.3 | 55 | 63.7 | 68.5 | 65.9 | 58.7 | 46.8 | 35.5 | 25.2 |
Max °F | 31.1 | 36.3 | 46.8 | 57.6 | 66.2 | 74.5 | 80.1 | 78.1 | 70.3 | 59.4 | 46.8 | 35.6 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 11.8 | 11.5 | 12 | 13.4 | 15.5 | 17.9 | 20.3 | 22.4 | 21.3 | 18 | 15.1 | 13.1 |
°F | 53.2 | 52.6 | 53.7 | 56.1 | 59.8 | 64.2 | 68.6 | 72.4 | 70.3 | 64.4 | 59.2 | 55.5 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 17 | 18 | 20 | 20 | 17 | 16 | 14 | 14 | 15 | 16 | 17 | 17 |
mph | 11 | 11 | 13 | 12 | 11 | 10 | 9 | 9 | 9 | 10 | 11 | 11 |
A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.
The graph below shows the average relative humidity.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
---|---|---|---|---|---|---|---|---|---|---|---|
68% | 68% | 64% | 63% | 70% | 70% | 67% | 68% | 71% | 67% | 69% | 71% |
Hottest month: | July | 32.8°C 91°F |
---|---|---|
Driest month: | January | 37mm 1.5ins |
Sunniest month: | July | 11.3hrs |
Coldest month: | January | 5.2°C 41.4°F |
Wettest month: | May | 132mm 5.2ins |
Warmest sea: | August | 22.4°C 72.3°F |