Weather in Montana in may 2025

The weather in Montana in the month of may comes from statistical datas on the last years. You can view the weather statistics the entire month, but also by clicking on the tabs for the beginning, the middle and the end of the month.

Average weather throughout may

very bad weather 853.7cm

Weather at 6am
36°F

Snow showers

30%

Partly Cloudy

16%

Moderate rain at times

13%

Weather at 12pm
52°F

Snow showers

17%

Moderate or heavy rain in area with thunder

16%

Moderate rain at times

15%

Weather at 6pm
52°F

Moderate rain at times

18%

Moderate or heavy rain in area with thunder

18%

Heavy rain

16%

Weather at 3am
36°F

Clear/Sunny

32%

Snow showers

25%

Partly Cloudy

15%

Moderate rain at times

15%



Evolution of daily average temperature and precipitation in Montana in may

These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Montana in may.


The climate of Montana in may is very bad

the weather in Montana in may is wet (with 9.8in of rainfall over 14 days). It should be noted a worsening from the previous month since in april there is an average of 7.4in of precipitation over 12 days.

The climate is quite cold there this month, but it is bearable when dressing hot. The high seasonal norm is 54°F. In the morning the temperature drops to 36°F. Thus, the mean temperature average on this month of may in Montana is 45°F. Note that seasonal normals in contrast with those observed in Montana in may with a maximum record of 77°F in 2020 and a minimum record of 13°F in 2014. You can expect to have about 15 days with temperatures under 32°F, or 48% of time.

On average, in Montana, the days of may last 15:05. The sun rises at 04:46 and sets at 19:51.



May: another location in the United States (USA)?

If you want to go to the United States (USA) in may, there are destinations with better weather than Montana:

In may, California, Hawaii (Honolulu), Las Vegas, Phoenix (Arizona), Amarillo (Texas) and Big Bend National Park (Texas) have perfect weather.

Furthermore, Louisiana, Washington D. C., Atlanta, Boston, Chicago and Dallas have good weather.

Finally, Salt Lake City, Denver, Long Beach (Washington), Santa Fe (New Mexico), Boise (Idaho) and Bryce Canyon have a tolerable climate, but better than Montana.

more information about United States's weather in may


Seasonal average climate and temperature of Montana in may

Check below seasonal norms These statistics are generated from the weather statements earlier years of may.

May
Outside temperature
Average temperature 45°F
Highest temperature 54°F
Lowest temperature 36°F
Highest record temperature 77°F
(2020)
Lowest record temperature 13°F
(2014)
Number of days at +65°F 5 day(s)
(16%)
Number of days at -32°F 15 day(s)
(48%)
Wind
Wind speed 16km/h
Wind temperature 31°F
Precipitation (rainfall)
Rainfall 9.8in
Number of days with rainfall 14 day(s)
(45%)
Record daily rainfall 2.5in
(2015)
Snowfall 853.7cm
Other climate data
Humidity 87%
Visibility 8.17km
Cloud cover 43%
UV index 3
Daily sunshine hours 14
Sunrise and sunset
Time of sunrise 04:46
Time of sunset 19:51
Length of day 15:05
Our opinion about the weather in may
Our opinion at whereandwhen.net very bad



How was the weather last may?

Here is the day by day recorded weather in Montana in may 2024:

01-05-2024
Partly Cloudy
27°F to 40°F
02-05-2024
Thundery outbreaks in nearby
29°F to 38°F
03-05-2024
Patchy rain nearby
27°F to 49°F
04-05-2024
Clear/Sunny
29°F to 56°F
05-05-2024
Partly Cloudy
38°F to 54°F
06-05-2024
Patchy rain nearby
34°F to 43°F
07-05-2024
Blizzard
31°F to 38°F
08-05-2024
Patchy rain nearby
31°F to 38°F
09-05-2024
Patchy rain nearby
34°F to 49°F
10-05-2024
Clear/Sunny
32°F to 56°F
11-05-2024
Clear/Sunny
41°F to 65°F
12-05-2024
Patchy rain nearby
47°F to 68°F
13-05-2024
Patchy rain nearby
47°F to 63°F
14-05-2024
Thundery outbreaks in nearby
45°F to 56°F
15-05-2024
Patchy rain nearby
41°F to 61°F
16-05-2024
Clear/Sunny
45°F to 67°F
17-05-2024
Patchy rain nearby
45°F to 56°F
18-05-2024
Clear/Sunny
34°F to 56°F
19-05-2024
Thundery outbreaks in nearby
36°F to 49°F
20-05-2024
Patchy light rain in area with thunder
32°F to 47°F
21-05-2024
Patchy light rain in area with thunder
32°F to 54°F
22-05-2024
Patchy rain nearby
40°F to 50°F
23-05-2024
Light sleet
32°F to 41°F
24-05-2024
Patchy rain nearby
32°F to 54°F
25-05-2024
Thundery outbreaks in nearby
38°F to 54°F
26-05-2024
Clear/Sunny
38°F to 54°F
27-05-2024
Clear/Sunny
40°F to 65°F
28-05-2024
Clear/Sunny
45°F to 70°F
29-05-2024
Patchy light drizzle
50°F to 61°F
30-05-2024
Thundery outbreaks in nearby
34°F to 50°F
31-05-2024
Clear/Sunny
36°F to 59°F

Map: other cities in the United States (USA) in may

Cities near Montana:

Helena (Montana) in mayvery bad weather
Yellowstone National Park in mayvery bad weather
Cody (Wyoming) in mayvery bad weather
Glacier National Park (Montana) in mayvery bad weather
Grand Teton National Park (Wyoming) in mayvery bad weather
Jackson Hole in mayvery bad weather
Wyoming in maytolerable weather
Boise (Idaho) in maytolerable weather
Mount Rushmore in maytolerable weather
Salt Lake City in maytolerable weather
North Dakota in maytolerable weather
Utah in maytolerable weather
United States in may: See full list of cities

Click over cities on the map for information about the weather in may.

Legend: Montana perfect weather good tolerable bad very bad


Weather data for Montana in may:

Weather data for Montana for may are derived from an average of the weather forecast since 2009 in Montana. There is a margin of error and these forecasts are to be considered as general information only. The weather in Montana can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Montana.


Weather in april in Montana
Weather in june in Montana
Change units