The bar chart below shows the average monthly peak daytime temperatures at Jefferson
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 12.1 | 14.8 | 19.5 | 24.2 | 27.6 | 31.3 | 33.7 | 33.6 | 30.2 | 25.1 | 19.1 | 13.8 |
°F | 53.7 | 58.6 | 67.2 | 75.5 | 81.6 | 88.4 | 92.6 | 92.6 | 86.4 | 77.1 | 66.4 | 56.9 |
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 | 93 | 95 | 100 | 118 | 129 | 105 | 79 | 64 | 93 | 97 | 106 | 108 |
inches | 3.6 | 3.7 | 3.9 | 4.6 | 5.1 | 4.1 | 3.1 | 2.5 | 3.7 | 3.8 | 4.2 | 4.2 |
Rainy days | 9 | 8 | 9 | 8 | 9 | 8 | 7 | 7 | 7 | 7 | 8 | 9 |
Average annual rainfall in Jefferson: 1124.233mm (442.6 inches)
The bar chart below shows the average daily sunshine hours in Jefferson
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 5.7 | 6.6 | 7.4 | 8.2 | 9.1 | 10.6 | 11 | 10.3 | 8.8 | 8.1 | 6.4 | 5.7 |
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 | 0 | 2.1 | 6.6 | 11.3 | 15.4 | 19.4 | 21.5 | 21.1 | 17.7 | 11 | 6.2 | 1.5 |
Max °C | 12.4 | 15.1 | 19.9 | 24.5 | 27.9 | 31.6 | 34 | 34 | 30.5 | 25.4 | 19.5 | 14.2 |
Min °F | 32.1 | 35.8 | 43.8 | 52.3 | 59.6 | 66.9 | 70.6 | 69.9 | 63.9 | 51.8 | 43.1 | 34.6 |
Max °F | 43.2 | 47.5 | 55.8 | 64.2 | 70.9 | 77.9 | 81.9 | 81.5 | 75.4 | 64.8 | 55 | 46 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 15.4 | 15.1 | 16 | 18 | 20.8 | 23.6 | 25.6 | 26.9 | 25.7 | 22.5 | 19.4 | 17.1 |
°F | 59.7 | 59.1 | 60.8 | 64.4 | 69.4 | 74.5 | 78.2 | 80.4 | 78.3 | 72.6 | 67 | 62.7 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 16 | 17 | 17 | 17 | 14 | 13 | 12 | 12 | 12 | 13 | 14 | 15 |
mph | 10 | 10 | 11 | 10 | 9 | 8 | 7 | 7 | 8 | 8 | 9 | 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% | 70% | 68% | 69% | 73% | 72% | 70% | 70% | 73% | 71% | 73% | 73% |
Hottest month: | July | 33.7°C 92.7°F |
---|---|---|
Driest month: | August | 64mm 2.5ins |
Sunniest month: | July | 11hrs |
Coldest month: | January | 12.1°C 53.8°F |
Wettest month: | May | 129mm 5.1ins |
Warmest sea: | August | 26.9°C 80.4°F |