Plains, MT weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Plains now
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Plains weather by the hour
Plains weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Plains.
This week in Plains
Sunrise, sunset and moon in Plains
What is the weather usually like in Plains?
Köppen climate classification, calculated from the 1991–2020 normals
- Augustwarmest month · 87°F average high
- Decembercoldest month · 22°F average low
- 16.4 inprecipitation per year · 417 mm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Plains: June to September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station SAINT REGIS 1 NE, MT US (USC00247318), adjusted for the elevation of Plains.
Plains weather month by month
Sunrise and sunset in Plains through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 8:20 AM | 5:17 PM | 8 h 57 min |
| February | 7:42 AM | 6:04 PM | 10 h 22 min |
| March | 7:50 AM | 7:46 PM | 11 h 56 min |
| April | 6:48 AM | 8:30 PM | 13 h 42 min |
| May | 6:00 AM | 9:11 PM | 15 h 11 min |
| June | 5:39 AM | 9:40 PM | 16 h 0 min |
| July | 5:56 AM | 9:34 PM | 15 h 38 min |
| August | 6:34 AM | 8:53 PM | 14 h 18 min |
| September | 7:15 AM | 7:53 PM | 12 h 37 min |
| October | 7:57 AM | 6:53 PM | 10 h 56 min |
| November | 7:43 AM | 5:05 PM | 9 h 22 min |
| December | 8:18 AM | 4:50 PM | 8 h 32 min |
Times for the 15th of each month, local time (America/Denver).
What is the weather like in Plains?
Plains has a warm-summer humid continental climate. The warmest month is August, with an average high of 87°F (31°C), and the coldest is December, with average lows of 22°F (-6°C).
It gets about 16.4 inches (417 mm) of precipitation a year. The wettest month is June and the driest is July.
The best time to visit Plains is June to September. At 2,477 ft of elevation, nights are mild most of the year. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
More about Plains
Weather in towns near Plains
Questions about the weather in Plains
What is the hottest month in Plains?
August, with an average high of 87°F (31°C).
What is the coldest month in Plains?
December, with an average low of 22°F (-6°C).
How much does it rain in Plains?
About 16.4 inches (417 mm) a year; the wettest month is June.
Does it snow in Plains?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit Plains?
June to September, when temperatures are most pleasant and rainy days are fewer.
What climate does Plains have?
Warm-summer humid continental (Köppen Dfb).
What is the weather like in Plains in November?
Highs average 42°F and lows 27°F, with about 1.9 inches of precipitation.
What time is sunrise in Plains?
Around 7:43 AM in mid-November, and sunset around 5:05 PM. Today’s exact times are shown above.
Where does this Plains weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Plains.
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