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 | -2.3 | 0.5 | 7.8 | 15.9 | 22.2 | 27.6 | 29.3 | 28.2 | 24.4 | 17.8 | 8.8 | 0.6 |
°F | 27.9 | 32.8 | 46 | 60.5 | 72 | 81.8 | 84.8 | 82.8 | 75.9 | 64 | 47.9 | 33.1 |
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 | 35 | 31 | 70 | 97 | 98 | 104 | 97 | 98 | 97 | 66 | 64 | 52 |
inches | 1.4 | 1.2 | 2.8 | 3.8 | 3.9 | 4.1 | 3.8 | 3.9 | 3.8 | 2.6 | 2.5 | 2 |
Rainy days | 10 | 8 | 11 | 12 | 11 | 10 | 10 | 9 | 9 | 9 | 10 | 11 |
Average annual rainfall in Princeton: 860.5mm (338.8 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 | 5.2 | 6 | 6.5 | 7.8 | 9.4 | 10.8 | 10.7 | 9.7 | 8.2 | 7 | 4.5 | 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 | -12 | -9.5 | -2.4 | 3.9 | 9.9 | 15.1 | 17.4 | 16.1 | 11.7 | 5.3 | -1.1 | -8.2 |
Max °C | -2.1 | 0.7 | 8 | 16.2 | 22.6 | 28 | 29.6 | 28.5 | 24.7 | 18.1 | 9.1 | 0.8 |
Min °F | 10.5 | 14.9 | 27.7 | 38.9 | 49.7 | 59.1 | 63.3 | 61 | 53.1 | 41.5 | 30.1 | 17.2 |
Max °F | 19.4 | 24.1 | 37 | 50 | 61.2 | 70.7 | 74.3 | 72.1 | 64.8 | 53.1 | 39.2 | 25.3 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 7 | 6.5 | 6.6 | 7.6 | 9.4 | 12.4 | 16.7 | 20.5 | 18.8 | 14.1 | 10.6 | 8.3 |
°F | 44.5 | 43.6 | 43.9 | 45.6 | 48.9 | 54.3 | 62.1 | 68.9 | 65.9 | 57.4 | 51.1 | 47 |
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 | 14 | 13 | 14 | 17 | 18 | 18 |
mph | 12 | 12 | 13 | 13 | 11 | 10 | 9 | 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% | 65% | 66% | 71% | 74% | 73% | 70% | 74% | 77% |
Hottest month: | July | 29.3°C 84.7°F |
---|---|---|
Driest month: | February | 31mm 1.2ins |
Sunniest month: | July | 10.7hrs |
Coldest month: | January | -2.3°C 27.9°F |
Wettest month: | June | 104mm 4.1ins |
Warmest sea: | August | 20.5°C 68.9°F |