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 | -1.4 | 1.9 | 5 | 11.1 | 16.7 | 21.7 | 27 | 26.9 | 19.9 | 14.4 | 5.7 | 0.2 |
°F | 29.4 | 35.4 | 41 | 52 | 62 | 71.1 | 80.7 | 80.4 | 67.9 | 57.9 | 42.3 | 32.4 |
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 | 21 | 16 | 23 | 31 | 82 | 78 | 43 | 45 | 37 | 26 | 18 | 19 |
inches | 0.8 | 0.6 | 0.9 | 1.2 | 3.2 | 3.1 | 1.7 | 1.8 | 1.5 | 1 | 0.7 | 0.8 |
Rainy days | 8 | 7 | 8 | 9 | 11 | 10 | 7 | 7 | 7 | 5 | 6 | 7 |
Average annual rainfall in Lewistown: 376.366mm (148.2 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 | 4.9 | 6.4 | 8.4 | 9.4 | 10.4 | 11.6 | 13 | 11.7 | 9.3 | 7.3 | 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 | -13.1 | -9.6 | -6.7 | -1.9 | 3 | 7.3 | 10.2 | 9.7 | 4.5 | 0.1 | -6.7 | -11.5 |
Max °C | -1.2 | 2.2 | 5.3 | 11.5 | 17 | 22.1 | 27.5 | 27.3 | 20.3 | 14.8 | 6.1 | 0.5 |
Min °F | 8.5 | 14.8 | 19.9 | 28.7 | 37.4 | 45.1 | 50.3 | 49.5 | 40.1 | 32.1 | 20 | 11.3 |
Max °F | 19.2 | 25.3 | 30.7 | 40.6 | 50 | 58.5 | 65.8 | 65.3 | 54.3 | 45.3 | 31.5 | 22.1 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 6.9 | 6.8 | 7 | 7.5 | 8.5 | 10.2 | 12.4 | 14.2 | 13.5 | 11.2 | 8.9 | 7.5 |
°F | 44.4 | 44.2 | 44.6 | 45.5 | 47.3 | 50.4 | 54.2 | 57.6 | 56.3 | 52.1 | 48.1 | 45.5 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 21 | 20 | 19 | 20 | 18 | 17 | 16 | 16 | 17 | 19 | 19 | 21 |
mph | 13 | 13 | 12 | 12 | 11 | 11 | 10 | 10 | 11 | 12 | 12 | 13 |
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 |
---|---|---|---|---|---|---|---|---|---|---|---|
64% | 63% | 61% | 54% | 55% | 53% | 47% | 47% | 53% | 55% | 62% | 65% |
Hottest month: | July | 27°C 80.6°F |
---|---|---|
Driest month: | February | 16mm 0.6ins |
Sunniest month: | July | 13hrs |
Coldest month: | January | -1.4°C 29.5°F |
Wettest month: | May | 82mm 3.2ins |
Warmest sea: | August | 14.2°C 57.6°F |