The bar chart below shows the average monthly peak daytime temperatures at Richland
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 4.3 | 9 | 14 | 18.6 | 23.4 | 27.7 | 31.5 | 30.7 | 25.7 | 18.5 | 9.9 | 4.6 |
°F | 39.7 | 48.1 | 57.3 | 65.4 | 74.1 | 81.9 | 88.7 | 87.3 | 78.3 | 65.4 | 49.9 | 40.3 |
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 | 18 | 16 | 13 | 15 | 12 | 5 | 8 | 9 | 15 | 25 | 28 |
inches | 1 | 0.7 | 0.6 | 0.5 | 0.6 | 0.5 | 0.2 | 0.3 | 0.4 | 0.6 | 1 | 1.1 |
Rainy days | 11 | 9 | 9 | 7 | 7 | 5 | 2 | 3 | 4 | 5 | 10 | 11 |
Average annual rainfall in Richland: 116.3mm (45.8 inches)
The bar chart below shows the average daily sunshine hours in Richland
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 2.1 | 3.7 | 6.2 | 8 | 9.9 | 11.4 | 12.9 | 11.7 | 9.5 | 6.7 | 2.6 | 1.7 |
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 | -3.3 | -1 | 1.3 | 4.3 | 8.1 | 12.1 | 14.5 | 14.1 | 9.5 | 3.9 | 0.9 | -2.6 |
Max °C | 4.5 | 9.2 | 14.4 | 18.9 | 23.8 | 28.1 | 31.9 | 31.2 | 26.1 | 18.9 | 10.2 | 4.8 |
Min °F | 26.2 | 30.2 | 34.3 | 39.7 | 46.5 | 53.8 | 58.1 | 57.3 | 49.1 | 39 | 33.5 | 27.3 |
Max °F | 33.1 | 39.4 | 46 | 52.9 | 60.6 | 68.2 | 73.8 | 72.7 | 64 | 52.5 | 41.9 | 34 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 8.3 | 8.3 | 8.3 | 8.6 | 9.4 | 10.9 | 12.5 | 13.4 | 13 | 11.6 | 10 | 8.8 |
°F | 47 | 46.9 | 47 | 47.5 | 49 | 51.6 | 54.6 | 56.2 | 55.4 | 52.9 | 50 | 47.9 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 12 | 13 | 14 | 15 | 15 | 14 | 14 | 13 | 13 | 12 | 12 | 12 |
mph | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 7 | 8 | 7 |
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 |
---|---|---|---|---|---|---|---|---|---|---|---|
78% | 74% | 64% | 57% | 52% | 47% | 39% | 42% | 51% | 62% | 75% | 80% |
Hottest month: | July | 31.5°C 88.7°F |
---|---|---|
Driest month: | July | 5mm 0.2ins |
Sunniest month: | July | 12.9hrs |
Coldest month: | January | 4.3°C 39.7°F |
Wettest month: | December | 28mm 1.1ins |
Warmest sea: | August | 13.4°C 56.1°F |