The bar chart below shows the average monthly peak daytime temperatures at Princeton
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | -0.6 | 2.5 | 9.6 | 16.7 | 22.4 | 27.4 | 30.2 | 28.8 | 24.3 | 18.4 | 9.7 | 1.8 |
°F | 30.9 | 36.4 | 49.2 | 62.1 | 72.4 | 81.3 | 86.4 | 83.9 | 75.7 | 65.2 | 49.5 | 35.2 |
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 | 26 | 24 | 63 | 85 | 109 | 100 | 121 | 102 | 104 | 71 | 50 | 37 |
inches | 1 | 0.9 | 2.5 | 3.4 | 4.3 | 3.9 | 4.8 | 4 | 4.1 | 2.8 | 2 | 1.4 |
Rainy days | 7 | 7 | 10 | 11 | 12 | 10 | 9 | 9 | 9 | 8 | 8 | 9 |
Average annual rainfall in Princeton: 838.934mm (330.3 inches)
The bar chart below shows the average daily sunshine hours in Princeton
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 5.9 | 6.4 | 7.2 | 8.3 | 9.4 | 10.9 | 11.3 | 10.1 | 8.5 | 7.4 | 5.3 | 4.9 |
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 | -11.7 | -9 | -2.5 | 4.2 | 10.1 | 15.3 | 17.9 | 16.3 | 11.6 | 5.3 | -1.6 | -8.5 |
Max °C | -0.4 | 2.8 | 9.9 | 17 | 22.8 | 27.7 | 30.6 | 29.2 | 24.6 | 18.8 | 10 | 2.1 |
Min °F | 11 | 15.9 | 27.6 | 39.6 | 50.1 | 59.5 | 64.1 | 61.3 | 52.9 | 41.5 | 29.1 | 16.8 |
Max °F | 21.2 | 26.4 | 38.7 | 51.1 | 61.5 | 70.7 | 75.6 | 72.9 | 64.6 | 53.6 | 39.6 | 26.2 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 9.8 | 9.5 | 10 | 11.3 | 13.2 | 15.6 | 18.2 | 20.8 | 19.6 | 16.1 | 13 | 11 |
°F | 49.6 | 49 | 50 | 52.3 | 55.8 | 60.1 | 64.7 | 69.4 | 67.3 | 61 | 55.4 | 51.7 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 19 | 19 | 21 | 21 | 18 | 16 | 15 | 14 | 16 | 17 | 18 | 19 |
mph | 12 | 12 | 13 | 13 | 11 | 10 | 9 | 9 | 10 | 11 | 11 | 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 |
---|---|---|---|---|---|---|---|---|---|---|---|
71% | 71% | 68% | 63% | 66% | 68% | 69% | 71% | 71% | 68% | 71% | 74% |
Hottest month: | July | 30.2°C 86.4°F |
---|---|---|
Driest month: | February | 24mm 0.9ins |
Sunniest month: | July | 11.3hrs |
Coldest month: | January | -0.6°C 30.9°F |
Wettest month: | July | 121mm 4.8ins |
Warmest sea: | August | 20.8°C 69.4°F |