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 | 0.6 | 2.2 | 8.4 | 15 | 21.1 | 25.9 | 28.1 | 27.2 | 22.9 | 16.5 | 9.9 | 3.1 |
°F | 33.1 | 36 | 47.1 | 58.9 | 70 | 78.5 | 82.5 | 81 | 73.2 | 61.7 | 49.8 | 37.5 |
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 | 65 | 66 | 85 | 80 | 94 | 101 | 91 | 84 | 83 | 72 | 85 | 73 |
inches | 2.6 | 2.6 | 3.3 | 3.1 | 3.7 | 4 | 3.6 | 3.3 | 3.3 | 2.8 | 3.4 | 2.9 |
Rainy days | 13 | 12 | 13 | 13 | 13 | 12 | 11 | 11 | 10 | 10 | 12 | 13 |
Average annual rainfall in Lewistown: 941.1mm (370.5 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 | 4.6 | 5.5 | 6.7 | 7.8 | 8.8 | 9.9 | 10.2 | 9.2 | 7.7 | 6.4 | 4.3 | 3.7 |
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 | -8 | -7.1 | -2.1 | 3.2 | 8.8 | 13.9 | 16.3 | 15.3 | 11.2 | 5 | 0.7 | -4.9 |
Max °C | 0.8 | 2.5 | 8.7 | 15.3 | 21.4 | 26.2 | 28.4 | 27.5 | 23.2 | 16.8 | 10.1 | 3.3 |
Min °F | 17.6 | 19.3 | 28.3 | 37.7 | 47.8 | 56.9 | 61.3 | 59.5 | 52.2 | 41 | 33.3 | 23.3 |
Max °F | 25.5 | 27.9 | 37.9 | 48.6 | 59.2 | 68 | 72.1 | 70.5 | 63 | 51.6 | 41.7 | 30.6 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 3 | 1.5 | 2 | 4.8 | 9.7 | 16.5 | 21.9 | 23.3 | 21 | 16.1 | 10.9 | 6.2 |
°F | 37.3 | 34.7 | 35.5 | 40.6 | 49.5 | 61.6 | 71.4 | 73.9 | 69.9 | 61 | 51.6 | 43.2 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 16 | 16 | 17 | 17 | 14 | 13 | 12 | 12 | 12 | 13 | 16 | 16 |
mph | 10 | 10 | 11 | 10 | 9 | 8 | 7 | 7 | 7 | 8 | 10 | 10 |
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 |
---|---|---|---|---|---|---|---|---|---|---|---|
68% | 67% | 64% | 61% | 67% | 70% | 72% | 75% | 76% | 73% | 71% | 71% |
Hottest month: | July | 28.1°C 82.6°F |
---|---|---|
Driest month: | January | 65mm 2.6ins |
Sunniest month: | July | 10.2hrs |
Coldest month: | January | 0.6°C 33.1°F |
Wettest month: | June | 101mm 4ins |
Warmest sea: | August | 23.3°C 73.9°F |