The bar chart below shows the average monthly peak daytime temperatures at Sullivan
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 1.9 | 4.5 | 11.4 | 18.4 | 23.9 | 28.9 | 30.7 | 29.5 | 26.1 | 19.6 | 11.9 | 4.8 |
°F | 35.4 | 40.2 | 52.6 | 65.1 | 75 | 84.1 | 87.2 | 85 | 79 | 67.3 | 53.4 | 40.6 |
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.
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 | 65 | 66 | 102 | 99 | 120 | 97 | 119 | 91 | 81 | 69 | 93 | 83 |
inches | 2.6 | 2.6 | 4 | 3.9 | 4.7 | 3.8 | 4.7 | 3.6 | 3.2 | 2.7 | 3.7 | 3.3 |
Rainy days | 10 | 10 | 13 | 12 | 11 | 9 | 9 | 8 | 8 | 8 | 10 | 12 |
Average annual rainfall in Sullivan: 1035.666mm (407.7 inches)
The bar chart below shows the average daily sunshine hours in Sullivan
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 5.1 | 5.7 | 6.6 | 8 | 9.5 | 10.9 | 10.8 | 10.1 | 8.7 | 7.4 | 4.9 | 4.2 |
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 | -7.9 | -5.8 | 0.5 | 6.3 | 11.6 | 16.6 | 18.7 | 17.5 | 13.4 | 6.9 | 1.7 | -4.2 |
Max °C | 2.1 | 4.8 | 11.7 | 18.7 | 24.2 | 29.3 | 31 | 29.8 | 26.5 | 19.9 | 12.2 | 5 |
Min °F | 17.8 | 21.6 | 32.9 | 43.3 | 52.9 | 61.8 | 65.6 | 63.4 | 56 | 44.4 | 35 | 24.4 |
Max °F | 26.8 | 31.1 | 43 | 54.5 | 64.2 | 73.2 | 76.6 | 74.5 | 67.8 | 56.1 | 44.4 | 32.7 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 7.9 | 7.2 | 7.3 | 8.6 | 11.2 | 15.8 | 20.8 | 23.1 | 21.3 | 16.6 | 12.4 | 9.5 |
°F | 46.2 | 44.9 | 45.2 | 47.5 | 52.1 | 60.4 | 69.5 | 73.6 | 70.4 | 61.8 | 54.3 | 49.1 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 18 | 17 | 19 | 18 | 15 | 14 | 12 | 12 | 13 | 14 | 16 | 17 |
mph | 11 | 11 | 12 | 11 | 9 | 9 | 7 | 7 | 8 | 9 | 10 | 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 |
---|---|---|---|---|---|---|---|---|---|---|---|
73% | 72% | 69% | 65% | 67% | 68% | 71% | 73% | 73% | 70% | 73% | 76% |
Hottest month: | July | 30.7°C 87.3°F |
---|---|---|
Driest month: | January | 65mm 2.6ins |
Sunniest month: | July | 10.8hrs |
Coldest month: | January | 1.9°C 35.4°F |
Wettest month: | May | 120mm 4.7ins |
Warmest sea: | August | 23.1°C 73.6°F |