Mountain Plains, SD weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Mountain Plains now
Loading the National Weather Service forecast…
Mountain Plains weather by the hour
Mountain Plains weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Mountain Plains.
This week in Mountain Plains
Sunrise, sunset and moon in Mountain Plains
What is the weather usually like in Mountain Plains?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 82°F average high
- Januarycoldest month · 14°F average low
- 21.4 inprecipitation per year · 544 mm
- 70.5 insnowfall per year · 179 cm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Mountain Plains: June to September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station SPEARFISH, SD US (USC00397882), adjusted for the elevation of Mountain Plains.
Mountain Plains weather month by month
Sunrise and sunset in Mountain Plains through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:26 AM | 4:43 PM | 9 h 17 min |
| February | 6:53 AM | 5:25 PM | 10 h 32 min |
| March | 7:05 AM | 7:02 PM | 11 h 57 min |
| April | 6:09 AM | 7:41 PM | 13 h 32 min |
| May | 5:25 AM | 8:17 PM | 14 h 51 min |
| June | 5:08 AM | 8:43 PM | 15 h 35 min |
| July | 5:23 AM | 8:39 PM | 15 h 15 min |
| August | 5:57 AM | 8:02 PM | 14 h 5 min |
| September | 6:33 AM | 7:07 PM | 12 h 34 min |
| October | 7:09 AM | 6:12 PM | 11 h 3 min |
| November | 6:50 AM | 4:29 PM | 9 h 39 min |
| December | 7:23 AM | 4:18 PM | 8 h 54 min |
Times for the 15th of each month, local time (America/Denver).
What is the weather like in Mountain Plains?
Mountain Plains has a warm-summer humid continental climate. The warmest month is July, with an average high of 82°F (28°C), and the coldest is January, with average lows of 14°F (-10°C).
It gets about 21.4 inches (544 mm) of precipitation a year. The wettest month is May and the driest is January. Snow is common: about 71 inches fall in an average year.
The best time to visit Mountain Plains is June to September. At 4,193 ft of elevation, nights are cool even in summer. 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 Mountain Plains
Weather in towns near Mountain Plains
Questions about the weather in Mountain Plains
What is the hottest month in Mountain Plains?
July, with an average high of 82°F (28°C).
What is the coldest month in Mountain Plains?
January, with an average low of 14°F (-10°C).
How much does it rain in Mountain Plains?
About 21.4 inches (544 mm) a year; the wettest month is May.
Does it snow in Mountain Plains?
Yes, about 71 inches of snow fall in an average year.
When is the best time to visit Mountain Plains?
June to September, when temperatures are most pleasant and rainy days are fewer.
What climate does Mountain Plains have?
Warm-summer humid continental (Köppen Dfb).
What is the weather like in Mountain Plains in November?
Highs average 44°F and lows 24°F, with about 0.7 inches of precipitation.
What time is sunrise in Mountain Plains?
Around 6:50 AM in mid-November, and sunset around 4:29 PM. Today’s exact times are shown above.
Where does this Mountain Plains weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Mountain Plains.
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