Simms, MT weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Simms now
Loading the National Weather Service forecast…
Simms weather by the hour
Simms weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Simms.
This week in Simms
Sunrise, sunset and moon in Simms
What is the weather usually like in Simms?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 83°F average high
- Januarycoldest month · 13°F average low
- 13.3 inprecipitation per year · 339 mm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Simms: June to September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station SUN RVR 4 S, MT US (USC00248021), adjusted for the elevation of Simms.
Simms weather month by month
Sunrise and sunset in Simms through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 8:08 AM | 5:05 PM | 8 h 57 min |
| February | 7:30 AM | 5:52 PM | 10 h 22 min |
| March | 7:38 AM | 7:34 PM | 11 h 56 min |
| April | 6:36 AM | 8:18 PM | 13 h 42 min |
| May | 5:48 AM | 8:59 PM | 15 h 11 min |
| June | 5:28 AM | 9:28 PM | 16 h 0 min |
| July | 5:44 AM | 9:23 PM | 15 h 38 min |
| August | 6:22 AM | 8:41 PM | 14 h 18 min |
| September | 7:04 AM | 7:41 PM | 12 h 37 min |
| October | 7:45 AM | 6:41 PM | 10 h 56 min |
| November | 7:31 AM | 4:53 PM | 9 h 22 min |
| December | 8:07 AM | 4:39 PM | 8 h 31 min |
Times for the 15th of each month, local time (America/Denver).
What is the weather like in Simms?
Simms has a cold semi-arid climate. The warmest month is July, with an average high of 83°F (29°C), and the coldest is January, with average lows of 13°F (-11°C).
It gets about 13.3 inches (339 mm) of precipitation a year. The wettest month is June and the driest is December.
The best time to visit Simms is June to September. At 3,570 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 Simms
Weather in towns near Simms
Questions about the weather in Simms
What is the hottest month in Simms?
July, with an average high of 83°F (29°C).
What is the coldest month in Simms?
January, with an average low of 13°F (-11°C).
How much does it rain in Simms?
About 13.3 inches (339 mm) a year; the wettest month is June.
Does it snow in Simms?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit Simms?
June to September, when temperatures are most pleasant and rainy days are fewer.
What climate does Simms have?
Cold semi-arid (Köppen BSk).
What is the weather like in Simms in November?
Highs average 45°F and lows 21°F, with about 0.6 inches of precipitation.
What time is sunrise in Simms?
Around 7:31 AM in mid-November, and sunset around 4:53 PM. Today’s exact times are shown above.
Where does this Simms weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Simms.
Last updated: