The bar chart below shows the average monthly peak daytime temperatures at Stephenville
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | -3.4 | -4 | -0.7 | 5.1 | 10.9 | 15.4 | 19.5 | 19.2 | 14.9 | 9.3 | 4.1 | -1.1 |
°F | 25.8 | 24.8 | 30.8 | 41.2 | 51.6 | 59.8 | 67.2 | 66.6 | 58.8 | 48.7 | 39.4 | 30 |
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 | 135 | 103 | 90 | 73 | 85 | 103 | 105 | 118 | 113 | 123 | 130 | 132 |
inches | 5.3 | 4 | 3.5 | 2.9 | 3.4 | 4 | 4.1 | 4.6 | 4.4 | 4.8 | 5.1 | 5.2 |
Rainy days | 25 | 21 | 18 | 15 | 14 | 14 | 15 | 15 | 16 | 18 | 20 | 24 |
Average annual rainfall in Stephenville: 1298.6mm (511.3 inches)
The bar chart below shows the average daily sunshine hours in Stephenville
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 1.7 | 2.8 | 3.9 | 4.9 | 6.4 | 6.8 | 6.9 | 6.5 | 4.8 | 3.4 | 1.9 | 1.2 |
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 | -10.8 | -12.2 | -9.4 | -2.5 | 1.9 | 6.4 | 11.1 | 11 | 6.7 | 2.2 | -1.9 | -7.5 |
Max °C | -3.3 | -3.8 | -0.5 | 5.3 | 11.1 | 15.7 | 19.8 | 19.5 | 15.1 | 9.5 | 4.3 | -1 |
Min °F | 12.7 | 10 | 15.2 | 27.5 | 35.4 | 43.4 | 51.9 | 51.7 | 44.1 | 35.9 | 28.7 | 18.6 |
Max °F | 19.4 | 17.6 | 23.2 | 34.5 | 43.7 | 51.8 | 59.7 | 59.4 | 51.6 | 42.4 | 34.2 | 24.4 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 0.9 | -0 | -0.2 | 0.6 | 3.1 | 7.2 | 12.5 | 15.7 | 13.5 | 9.3 | 5.3 | 2.5 |
°F | 33.7 | 31.9 | 31.7 | 33.1 | 37.6 | 45 | 54.5 | 60.3 | 56.2 | 48.7 | 41.5 | 36.6 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 24 | 22 | 21 | 20 | 18 | 16 | 15 | 16 | 17 | 19 | 22 | 23 |
mph | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 10 | 11 | 12 | 14 | 14 |
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 |
---|---|---|---|---|---|---|---|---|---|---|---|
80% | 78% | 78% | 76% | 76% | 78% | 81% | 81% | 80% | 79% | 80% | 81% |
Hottest month: | July | 19.5°C 67.1°F |
---|---|---|
Driest month: | April | 73mm 2.9ins |
Sunniest month: | August | 6.5hrs |
Coldest month: | February | -4°C 24.8°F |
Wettest month: | January | 135mm 5.3ins |
Warmest sea: | August | 15.7°C 60.3°F |