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 | 0.9 | 3.7 | 10.7 | 18 | 23.6 | 28.5 | 30.3 | 29.1 | 26 | 19.3 | 11.2 | 3.6 |
°F | 33.6 | 38.6 | 51.2 | 64.3 | 74.5 | 83.3 | 86.6 | 84.3 | 78.8 | 66.7 | 52.1 | 38.5 |
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 | 52 | 50 | 82 | 97 | 101 | 100 | 105 | 84 | 81 | 71 | 85 | 77 |
inches | 2 | 2 | 3.2 | 3.8 | 4 | 3.9 | 4.1 | 3.3 | 3.2 | 2.8 | 3.3 | 3 |
Rainy days | 10 | 9 | 12 | 12 | 10 | 9 | 9 | 8 | 8 | 8 | 10 | 11 |
Average annual rainfall in Sullivan: 935.1mm (368.1 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 | 5.3 | 5.9 | 6.6 | 8 | 9.6 | 11 | 10.9 | 10 | 8.7 | 7.4 | 4.9 | 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 | -8.3 | -6.1 | 0 | 5.8 | 11.3 | 16.2 | 18.4 | 17.1 | 13.3 | 7.1 | 1.4 | -5.1 |
Max °C | 1.1 | 3.9 | 11 | 18.3 | 23.9 | 28.8 | 30.6 | 29.4 | 26.3 | 19.6 | 11.4 | 3.9 |
Min °F | 17.1 | 21 | 32.1 | 42.4 | 52.3 | 61.2 | 65.1 | 62.7 | 55.9 | 44.7 | 34.5 | 22.9 |
Max °F | 25.5 | 30 | 41.9 | 53.6 | 63.7 | 72.5 | 76.1 | 73.8 | 67.6 | 55.9 | 43.5 | 30.9 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 8.6 | 8 | 8.3 | 9.5 | 11.8 | 15.3 | 19.6 | 22.4 | 20.8 | 16.2 | 12.6 | 10.1 |
°F | 47.5 | 46.4 | 46.9 | 49.1 | 53.2 | 59.6 | 67.2 | 72.3 | 69.4 | 61.2 | 54.6 | 50.2 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 19 | 19 | 20 | 19 | 17 | 15 | 13 | 13 | 14 | 16 | 18 | 18 |
mph | 12 | 12 | 13 | 12 | 10 | 9 | 8 | 8 | 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 |
---|---|---|---|---|---|---|---|---|---|---|---|
74% | 73% | 70% | 65% | 66% | 67% | 71% | 73% | 72% | 69% | 74% | 77% |
Hottest month: | July | 30.3°C 86.5°F |
---|---|---|
Driest month: | February | 50mm 2ins |
Sunniest month: | July | 10.9hrs |
Coldest month: | January | 0.9°C 33.6°F |
Wettest month: | July | 105mm 4.1ins |
Warmest sea: | August | 22.4°C 72.3°F |