The bar chart below shows the average monthly peak daytime temperatures at Blenheim
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 23.3 | 23.2 | 21.2 | 17.9 | 14.4 | 11.8 | 11.2 | 12.6 | 14.6 | 17.2 | 19.2 | 21.5 |
°F | 73.9 | 73.7 | 70.1 | 64.3 | 57.9 | 53.2 | 52.1 | 54.7 | 58.3 | 62.9 | 66.5 | 70.6 |
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 | 67 | 43 | 68 | 77 | 82 | 75 | 92 | 95 | 74 | 83 | 66 | 65 |
inches | 2.6 | 1.7 | 2.7 | 3 | 3.2 | 2.9 | 3.6 | 3.7 | 2.9 | 3.3 | 2.6 | 2.6 |
Rainy days | 6 | 5 | 8 | 8 | 9 | 8 | 10 | 9 | 9 | 10 | 8 | 8 |
Average annual rainfall in Blenheim: 1018.534mm (401 inches)
The bar chart below shows the average daily sunshine hours in Blenheim
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 8.5 | 8.2 | 6.6 | 6.1 | 5.4 | 4.9 | 5 | 5.5 | 6 | 7.2 | 7.7 | 7.7 |
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 | 11.5 | 11 | 10.2 | 7 | 4 | 1.6 | 1 | 2.2 | 4.4 | 6.2 | 8.2 | 10.1 |
Max °C | 23.6 | 23.5 | 21.5 | 18.2 | 14.7 | 12.1 | 11.4 | 12.9 | 14.9 | 17.5 | 19.5 | 21.8 |
Min °F | 52.6 | 51.7 | 50.3 | 44.6 | 39.1 | 34.8 | 33.8 | 35.9 | 39.8 | 43.1 | 46.7 | 50.1 |
Max °F | 63.5 | 63 | 60.4 | 54.7 | 48.7 | 44.2 | 43.2 | 45.5 | 49.3 | 53.2 | 56.8 | 60.6 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 16.9 | 17.7 | 17.2 | 16.1 | 14.8 | 13.5 | 12.7 | 12.3 | 12.4 | 13 | 14.1 | 15.6 |
°F | 62.4 | 63.9 | 62.9 | 60.9 | 58.6 | 56.3 | 54.9 | 54.2 | 54.4 | 55.4 | 57.3 | 60 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 18 | 16 | 16 | 15 | 15 | 14 | 14 | 15 | 17 | 18 | 18 | 18 |
mph | 11 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 11 | 11 | 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 |
---|---|---|---|---|---|---|---|---|---|---|---|
69% | 73% | 75% | 77% | 81% | 83% | 82% | 80% | 75% | 71% | 71% | 72% |
Hottest month: | January | 23.3°C 73.9°F |
---|---|---|
Driest month: | February | 43mm 1.7ins |
Sunniest month: | February | 8.2hrs |
Coldest month: | July | 11.2°C 52.2°F |
Wettest month: | August | 95mm 3.7ins |
Warmest sea: | February | 17.7°C 63.9°F |