The bar chart below shows the average monthly peak daytime temperatures at Lewistown
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | -0.7 | 2 | 9.1 | 17 | 22.8 | 28.1 | 30.1 | 28.7 | 25 | 18.4 | 10.2 | 1.9 |
°F | 30.7 | 35.5 | 48.5 | 62.5 | 73 | 82.5 | 86.1 | 83.6 | 77.1 | 65.2 | 50.3 | 35.4 |
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 | 39 | 39 | 78 | 99 | 106 | 101 | 106 | 91 | 97 | 74 | 66 | 61 |
inches | 1.5 | 1.5 | 3.1 | 3.9 | 4.2 | 4 | 4.2 | 3.6 | 3.8 | 2.9 | 2.6 | 2.4 |
Rainy days | 9 | 8 | 11 | 11 | 11 | 9 | 9 | 9 | 9 | 8 | 9 | 10 |
Average annual rainfall in Lewistown: 908.734mm (357.8 inches)
The bar chart below shows the average daily sunshine hours in Lewistown
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 5.5 | 6.1 | 6.5 | 7.9 | 9.3 | 10.8 | 10.8 | 9.7 | 8.5 | 7.2 | 4.9 | 4.4 |
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 | -10.3 | -8 | -1.4 | 5 | 10.5 | 15.9 | 18.3 | 16.9 | 12.5 | 6.1 | 0 | -6.9 |
Max °C | -0.5 | 2.2 | 9.4 | 17.3 | 23.1 | 28.4 | 30.4 | 29 | 25.4 | 18.8 | 10.4 | 2.1 |
Min °F | 13.5 | 17.6 | 29.5 | 40.9 | 50.9 | 60.5 | 64.9 | 62.3 | 54.4 | 42.9 | 32 | 19.6 |
Max °F | 22.3 | 26.8 | 39.2 | 52 | 62.2 | 71.8 | 75.7 | 73.2 | 66 | 54.3 | 41.4 | 27.7 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 8.6 | 8.2 | 8.5 | 9.7 | 11.6 | 14.1 | 17.5 | 21 | 19.6 | 15.3 | 12 | 9.9 |
°F | 47.4 | 46.7 | 47.4 | 49.4 | 52.8 | 57.4 | 63.6 | 69.8 | 67.2 | 59.5 | 53.7 | 49.8 |
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 | 17 | 16 | 14 | 13 | 14 | 17 | 18 | 19 |
mph | 12 | 12 | 13 | 13 | 11 | 10 | 9 | 8 | 9 | 10 | 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 |
---|---|---|---|---|---|---|---|---|---|---|---|
73% | 73% | 70% | 65% | 66% | 67% | 71% | 73% | 73% | 69% | 74% | 77% |
Hottest month: | July | 30.1°C 86.2°F |
---|---|---|
Driest month: | February | 39mm 1.5ins |
Sunniest month: | July | 10.8hrs |
Coldest month: | January | -0.7°C 30.7°F |
Wettest month: | July | 106mm 4.2ins |
Warmest sea: | August | 21°C 69.8°F |