Plentywood, MT

Climate overview — based on NOAA 1991-2020 normals from PLENTYWOOD, MT US.

BSk Semi-arid (cold) climate 5a USDA hardiness Zone 5a

Year-round temperatures (°F)

-10° 20° 50° 80° J F M A M J J A S O N D
Avg high Avg low

Climate summary

Plentywood has an annual average temperature of 39.4°F with about 14.7 inches of precipitation per year. The warmest month is August (average high 82.3°F), and the coldest is January (average low -1.8°F). June is typically the wettest month (3.07 in) and February the driest (0.35 in).

Annual swing
57.8°F
warmest to coldest month
Heating need
9,309
Cooling need
108

Best time to visit Plentywood

Full guide →

Climate change signal

All-time records →

59 of 366 (16.1%) of Plentywood's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.

1900s
21
1940s
0
1950s
0
1960s
0
1970s
0
1980s
93
1990s
109
2000s
63
2010s
54
2020s
26

Bars: number of all-time daily heat records still standing that were set in each decade.

Monthly averages

Month Avg High Avg Low Avg Temp Precipitation Snow Rainy days
January 20.6°F -1.8°F 9.4°F 0.39 in 4
February 25.8°F 2.7°F 14.3°F 0.35 in 4
March 38.9°F 14.7°F 26.8°F 0.60 in 4
April 54.3°F 26.5°F 40.4°F 1.02 in 5
May 66.5°F 37.5°F 52.0°F 2.04 in 8
June 74.8°F 47.8°F 61.3°F 3.07 in 11
July 82.0°F 52.4°F 67.2°F 2.54 in 9
August 82.3°F 50.6°F 66.4°F 1.46 in 6
September 71.5°F 39.9°F 55.7°F 1.26 in 6
October 54.7°F 27.3°F 41.0°F 0.88 in 5
November 36.9°F 14.4°F 25.6°F 0.61 in 5
December 23.7°F 2.7°F 13.2°F 0.47 in 4

Climate twins of Plentywood

Why these? →

The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).

Frost dates
Last spring / first fall frost
All-time records
Hottest, coldest, wettest
Planting calendar
What to plant, and when

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