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Lewistown weather by month
Check out Lewistown weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.
Temperature in Lewistown (°C)
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Max temperature (daytime) | -1 |
2 |
5 |
12 |
17 |
22 |
27 |
27 |
20 |
15 |
6 |
0 |
Min temperature (night-time) | -13 |
-10 |
-7 |
-2 |
3 |
7 |
10 |
10 |
5 |
0 |
-7 |
-12 |
Heat & Humidity | 0 |
0 |
0 |
0 |
0 |
0 |
L |
L |
0 |
0 |
0 |
0 |
Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme
Sunshine & Daylight in Lewistown
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Daily hours of sunshine | ||||||||||||
Daily hours of daylight | 9 |
10 |
12 |
14 |
15 |
16 |
15 |
14 |
13 |
11 |
9 |
9 |
UV Index (Maximum) | 1 |
2 |
3 |
5 |
7 |
8 |
8 |
7 |
5 |
3 |
1 |
1 |
Rainfall in Lewistown
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Number of days with some rain | 8 |
7 |
8 |
9 |
11 |
10 |
7 |
7 |
7 |
5 |
6 |
7 |
Average monthly rainfall (mm) | 21 |
16 |
23 |
31 |
82 |
78 |
43 |
45 |
37 |
26 |
18 |
19 |
More about Lewistown
Lewistown by month
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Recommended for Montana
The climate guide for Montana (Lewistown) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
What's the climate like in Lewistown?
Lewistown has a cold climate with warm summers and some rainfall in all months.
Metric (°C / mm) | Imperial (°F / inches)
More about the USA
Compare Lewistown with the USA
Below the Lewistown chart shows average maximum daytime temperature for Lewistown, Montana, USA and the USA (Washington).
Maximum daytime temperature (°C)
Metric (°C / mm) | Imperial (°F / inches)
Compare more Lewistown weather >>
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