What is the hottest month in Sterling?

July is the warmest month in Sterling, with an average high of 87.1°F.

What is the coldest month in Sterling?

January is the coldest month in Sterling, with an average low of 18.5°F.

What month does Sterling get the most rain?

May is typically the wettest month in Sterling, with about 1.47 inches of precipitation.

What plant hardiness zone is Sterling in?

Sterling is approximately in USDA plant hardiness Zone 7a, based on the average annual extreme minimum temperature.

Has the climate in Sterling changed recently?

10.7% of Sterling's all-time daily heat records were set in the last decade (since 2015), compared to roughly 5% if records were evenly distributed over time.

Sterling, UT

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

BSk Semi-arid (cold) climate 7a USDA hardiness Zone 7a

Year-round temperatures (°F)

Avg high Avg low

Climate summary

Sterling has an annual average temperature of 49.2°F with about 13.1 inches of precipitation per year and 52.9 inches of snow. The warmest month is July (average high 87.1°F), and the coldest is January (average low 18.5°F). May is typically the wettest month (1.47 in) and July the driest (0.69 in). Snow typically falls from October through May.

Annual swing

44.1°F

warmest to coldest month

Heating need

6,075

HDD/yr

Cooling need

375

CDD/yr

Best time to visit Sterling

Full guide →

Climate change signal

All-time records →

39 of 366 (10.7%) of Sterling'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.

1890s		176
1900s		26
1910s		9
1920s		15
1930s		6
1940s		13
1950s		16
1960s		11
1970s		10
1980s		20
1990s		14
2000s		10
2010s		10
2020s		30

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	37.9°F	18.5°F	28.2°F	0.99 in	10.3 in	8
February	42.6°F	22.5°F	32.6°F	0.97 in	10.4 in	8
March	53.1°F	29.2°F	41.1°F	1.27 in	5.9 in	8
April	59.4°F	34.1°F	46.8°F	1.39 in	4.6 in	9
May	69.0°F	41.8°F	55.4°F	1.47 in	0.7 in	8
June	79.8°F	49.7°F	64.8°F	0.91 in	—	5
July	87.1°F	57.1°F	72.1°F	0.69 in	—	6
August	85.1°F	55.7°F	70.4°F	0.83 in	—	7
September	76.9°F	47.3°F	62.1°F	1.06 in	—	6
October	64.2°F	36.3°F	50.2°F	1.26 in	1.1 in	6
November	50.0°F	26.6°F	38.3°F	0.99 in	6.6 in	6
December	37.6°F	18.5°F	28.0°F	1.22 in	13.3 in	8