The bar chart below shows the average monthly peak daytime temperatures at Charles City
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | -4.9 | -1.7 | 5.2 | 14.3 | 21.5 | 26.7 | 28.6 | 27.5 | 22.7 | 16.2 | 6.3 | -2.5 |
°F | 23.1 | 28.9 | 41.3 | 57.8 | 70.8 | 80 | 83.6 | 81.5 | 72.9 | 61.2 | 43.4 | 27.5 |
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 | 21 | 23 | 54 | 83 | 103 | 117 | 107 | 99 | 95 | 65 | 44 | 30 |
inches | 0.8 | 0.9 | 2.1 | 3.3 | 4.1 | 4.6 | 4.2 | 3.9 | 3.7 | 2.6 | 1.7 | 1.2 |
Rainy days | 8 | 7 | 10 | 11 | 11 | 11 | 10 | 9 | 10 | 8 | 8 | 9 |
Average annual rainfall in Charles City: 790.433mm (311.2 inches)
The bar chart below shows the average daily sunshine hours in Charles City
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 5.7 | 7 | 7.4 | 8.4 | 9.7 | 10.8 | 11.1 | 9.9 | 8.2 | 7 | 4.7 | 4.4 |
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 | -15.1 | -11.9 | -4.6 | 2.4 | 8.8 | 13.8 | 16.3 | 14.8 | 10 | 3.9 | -3.4 | -11.5 |
Max °C | -4.7 | -1.5 | 5.4 | 14.6 | 21.9 | 27 | 29 | 27.8 | 23.1 | 16.5 | 6.6 | -2.3 |
Min °F | 4.8 | 10.6 | 23.7 | 36.3 | 47.8 | 56.8 | 61.3 | 58.6 | 49.9 | 39 | 26 | 11.3 |
Max °F | 14.2 | 19.9 | 32.7 | 47.3 | 59.5 | 68.7 | 72.7 | 70.3 | 61.7 | 50.4 | 34.9 | 19.6 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 7.6 | 7.3 | 7.7 | 8.8 | 10.4 | 12.6 | 15.4 | 18.6 | 17.5 | 13.8 | 10.7 | 8.7 |
°F | 45.6 | 45.1 | 45.9 | 47.8 | 50.8 | 54.7 | 59.7 | 65.4 | 63.5 | 56.9 | 51.2 | 47.6 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 21 | 21 | 22 | 23 | 20 | 18 | 16 | 16 | 17 | 19 | 20 | 20 |
mph | 13 | 13 | 14 | 14 | 12 | 11 | 10 | 10 | 11 | 12 | 13 | 12 |
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 |
---|---|---|---|---|---|---|---|---|---|---|---|
74% | 74% | 73% | 66% | 66% | 68% | 71% | 74% | 74% | 70% | 75% | 78% |
Hottest month: | July | 28.6°C 83.5°F |
---|---|---|
Driest month: | January | 21mm 0.8ins |
Sunniest month: | July | 11.1hrs |
Coldest month: | January | -4.9°C 23.2°F |
Wettest month: | June | 117mm 4.6ins |
Warmest sea: | August | 18.6°C 65.5°F |