Salem, SD

Climate overview — based on NOAA 1991-2020 normals from SALEM 5NE, SD US.

Dfa Hot-summer humid continental climate 6a USDA hardiness Zone 6a

Year-round temperatures (°F)

20° 40° 60° 80° J F M A M J J A S O N D
Avg high Avg low

Climate summary

Salem has an annual average temperature of 44.4°F with about 27 inches of precipitation per year. The warmest month is July (average high 83.3°F), and the coldest is January (average low 5.0°F). June is typically the wettest month (3.92 in) and January the driest (0.55 in).

Pleasant months
1 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
57.4°F
warmest to coldest month
Heating need
7,821
Cooling need
408

Best time to visit Salem

Full guide →

Climate change signal

All-time records →

238 of 366 (65%) of Salem'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.

2000s
12
2010s
195
2020s
159

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 23.6°F 5.0°F 14.3°F 0.55 in 7
February 29.0°F 9.1°F 19.1°F 0.74 in 7
March 42.6°F 21.0°F 31.8°F 1.36 in 7
April 56.5°F 31.9°F 44.2°F 3.29 in 9
May 69.7°F 44.5°F 57.1°F 3.80 in 11
June 79.0°F 55.8°F 67.4°F 3.92 in 11
July 83.3°F 60.1°F 71.7°F 2.97 in 7
August 81.4°F 57.5°F 69.5°F 3.35 in 8
September 74.0°F 48.0°F 61.0°F 3.03 in 7
October 58.8°F 34.5°F 46.6°F 2.20 in 8
November 42.3°F 20.8°F 31.5°F 1.07 in 5
December 27.7°F 9.8°F 18.7°F 0.67 in 7

Climate twins of Salem

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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