Monticello, UT

Climate overview — based on NOAA 1991-2020 normals from MONTICELLO #2, UT US.

Dfb Warm-summer humid continental climate 7a USDA hardiness Zone 7a

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

Monticello has an annual average temperature of 47.3°F with about 15.7 inches of precipitation per year. The warmest month is July (average high 84.2°F), and the coldest is January (average low 16.8°F). August is typically the wettest month (1.93 in) and June the driest (0.50 in).

Annual swing
42.8°F
warmest to coldest month
Heating need
6,582
Cooling need
219

Best time to visit Monticello

Full guide →

Climate change signal

All-time records →

306 of 366 (83.6%) of Monticello'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.

2010s
181
2020s
185

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 37.2°F 16.8°F 27.0°F 1.14 in
February 40.7°F 20.0°F 30.4°F 1.48 in
March 50.1°F 26.3°F 38.2°F 1.31 in
April 58.0°F 31.1°F 44.6°F 1.10 in
May 67.1°F 39.3°F 53.2°F 0.89 in
June 79.0°F 48.4°F 63.7°F 0.50 in
July 84.2°F 55.4°F 69.8°F 1.62 in
August 81.3°F 53.6°F 67.5°F 1.93 in
September 73.6°F 46.2°F 59.9°F 1.67 in
October 61.5°F 36.0°F 48.8°F 1.49 in
November 48.0°F 26.1°F 37.1°F 1.17 in
December 38.3°F 17.0°F 27.7°F 1.39 in

Climate twins of Monticello

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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