Hosmer, SD

Climate overview — based on NOAA 1991-2020 normals from ROSCOE, SD US.

Dfb Warm-summer humid continental climate 5b USDA hardiness Zone 5b

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

Hosmer has an annual average temperature of 42.6°F with about 21.4 inches of precipitation per year and 47 inches of snow. The warmest month is July (average high 82.8°F), and the coldest is January (average low 3.2°F). June is typically the wettest month (3.70 in) and January the driest (0.54 in). Snow typically falls from October through April.

Pleasant months
1 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
58.5°F
warmest to coldest month
Heating need
8,361
Cooling need
303

Best time to visit Hosmer

Full guide →

Climate change signal

All-time records →

41 of 366 (11.2%) of Hosmer'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.

1930s
0
1940s
19
1950s
96
1960s
59
1970s
20
1980s
3
1990s
45
2000s
64
2010s
42
2020s
18

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 21.4°F 3.2°F 12.3°F 0.54 in 8.1 in 7
February 26.1°F 6.7°F 16.4°F 0.66 in 8.8 in 7
March 38.7°F 17.9°F 28.3°F 0.95 in 7.3 in 7
April 54.2°F 29.9°F 42.1°F 1.84 in 5.8 in 8
May 66.9°F 43.0°F 54.9°F 3.16 in 0.1 in 11
June 76.8°F 54.2°F 65.5°F 3.70 in 12
July 82.8°F 58.7°F 70.8°F 3.24 in 10
August 81.4°F 56.2°F 68.8°F 2.30 in 8
September 72.6°F 46.6°F 59.6°F 1.91 in 7
October 56.7°F 33.3°F 45.0°F 1.79 in 2.3 in 7
November 39.8°F 19.9°F 29.9°F 0.69 in 5.9 in 6
December 26.4°F 9.2°F 17.8°F 0.64 in 8.7 in 6

Climate twins of Hosmer

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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