Delta, UT

Climate overview — based on NOAA 1991-2020 normals from DELTA, UT US.

BWk Desert (cold) climate 6b USDA hardiness Zone 6b

Year-round temperatures (°F)

10° 30° 50° 70° 90° J F M A M J J A S O N D
Avg high Avg low

Climate summary

Delta has an annual average temperature of 50.6°F with about 8 inches of precipitation per year and 25.3 inches of snow. The warmest month is July (average high 95.1°F), and the coldest is December (average low 14.8°F). April is typically the wettest month (0.94 in) and July the driest (0.35 in). Snow typically falls from October through April.

Annual swing
49.1°F
warmest to coldest month
Heating need
5,880
Cooling need
702

Best time to visit Delta

Full guide →

Climate change signal

All-time records →

83 of 366 (22.7%) of Delta'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
19
1940s
17
1950s
23
1960s
7
1970s
29
1980s
30
1990s
49
2000s
81
2010s
37
2020s
74

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 39.1°F 15.7°F 27.4°F 0.63 in 5.5 in 6
February 46.5°F 20.6°F 33.5°F 0.64 in 5.3 in 6
March 58.0°F 27.1°F 42.6°F 0.80 in 3.9 in 6
April 64.9°F 32.6°F 48.8°F 0.94 in 2.2 in 6
May 75.5°F 40.9°F 58.2°F 0.92 in 6
June 86.7°F 49.3°F 68.0°F 0.48 in 3
July 95.1°F 57.4°F 76.2°F 0.35 in 4
August 92.9°F 55.6°F 74.2°F 0.54 in 5
September 82.2°F 45.6°F 63.9°F 0.71 in 4
October 67.5°F 33.4°F 50.4°F 0.91 in 0.8 in 5
November 51.4°F 22.8°F 37.1°F 0.50 in 3.2 in 4
December 39.4°F 14.8°F 27.1°F 0.59 in 4.4 in 5

Climate twins of Delta

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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