The bar chart below shows the average monthly peak daytime temperatures at Decatur
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 8.9 | 11.8 | 17 | 22.3 | 26.2 | 30.1 | 31.6 | 31.5 | 28.1 | 22.6 | 16.7 | 11.3 |
°F | 48 | 53.2 | 62.6 | 72.2 | 79.2 | 86.2 | 88.9 | 88.6 | 82.6 | 72.7 | 62.1 | 52.3 |
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 | 132 | 126 | 164 | 125 | 127 | 103 | 121 | 87 | 105 | 82 | 119 | 147 |
inches | 5.2 | 5 | 6.4 | 4.9 | 5 | 4.1 | 4.8 | 3.4 | 4.1 | 3.2 | 4.7 | 5.8 |
Rainy days | 11 | 10 | 11 | 10 | 10 | 9 | 11 | 9 | 8 | 7 | 10 | 11 |
Average annual rainfall in Decatur: 1384.566mm (545.1 inches)
The bar chart below shows the average daily sunshine hours in Decatur
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 5.1 | 5.9 | 7 | 8.5 | 9.3 | 9.9 | 9.2 | 9 | 8 | 7.8 | 5.8 | 5.1 |
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 | -2 | -0 | 4.5 | 9 | 13.7 | 17.8 | 20.1 | 19.5 | 15.8 | 8.9 | 4.2 | 0.3 |
Max °C | 9.2 | 12.1 | 17.3 | 22.7 | 26.6 | 30.4 | 31.9 | 31.8 | 28.4 | 23 | 17.1 | 11.6 |
Min °F | 28.5 | 31.9 | 40.1 | 48.1 | 56.6 | 64 | 68.2 | 67 | 60.4 | 47.9 | 39.5 | 32.5 |
Max °F | 38.5 | 42.8 | 51.6 | 60.4 | 68.2 | 75.4 | 78.8 | 78.1 | 71.8 | 60.6 | 51.1 | 42.6 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 13.4 | 12.7 | 13.2 | 15 | 18.3 | 22.6 | 25.9 | 26.9 | 25.4 | 21.6 | 17.8 | 15.2 |
°F | 56.2 | 54.9 | 55.7 | 59 | 65 | 72.7 | 78.7 | 80.3 | 77.7 | 70.8 | 64.1 | 59.4 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 15 | 16 | 16 | 15 | 12 | 11 | 10 | 10 | 11 | 12 | 13 | 14 |
mph | 9 | 10 | 10 | 9 | 8 | 7 | 6 | 6 | 7 | 7 | 8 | 9 |
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 |
---|---|---|---|---|---|---|---|---|---|---|---|
72% | 69% | 65% | 63% | 69% | 71% | 74% | 74% | 74% | 70% | 71% | 72% |
Hottest month: | July | 31.6°C 88.9°F |
---|---|---|
Driest month: | October | 82mm 3.2ins |
Sunniest month: | June | 9.9hrs |
Coldest month: | January | 8.9°C 48°F |
Wettest month: | March | 164mm 6.5ins |
Warmest sea: | August | 26.9°C 80.4°F |