Value Anomaly Rank Mean

County Average Temperature

October - December 1989

0°F10°F20°F30°F40°F50°F60°F70°F80°F90°F

Utah (Hover over a County)

Temp Average Temperature : 39.0°F

Anomaly: 1.7°F

Rank: 34th Warmest

Mean: 37.3°F

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*Signifies a tie

**Insufficient variability in the data record renders rank insignificant

October - December 1989 Utah County Average Temperature

County	Value	Anomaly	Rank 130 Years	1901-2000 Mean
Beaver County	39.5°F	1.5°F	92	38.0°F
Box Elder County	37.8°F	1.4°F	93	36.4°F
Cache County	34.0°F	1.0°F	82	33.0°F
Carbon County	36.2°F	2.9°F	110	33.3°F
Daggett County	33.1°F	2.2°F	102	30.8°F
Davis County	38.9°F	1.0°F	81	37.9°F
Duchesne County	33.5°F	2.8°F	108	30.7°F
Emery County	40.6°F	2.5°F	105	38.1°F
Garfield County	39.8°F	2.0°F	102	37.8°F
Grand County	40.3°F	2.2°F	98	38.1°F
Iron County	40.2°F	1.9°F	100	38.3°F
Juab County	39.7°F	1.2°F	83	38.5°F
Kane County	43.0°F	1.5°F	93	41.5°F
Millard County	40.1°F	1.0°F	85	39.1°F
Morgan County	34.6°F	1.2°F	87	33.4°F
Piute County	34.5°F	0.7°F	81	33.8°F
Rich County	31.3°F	1.2°F	83	30.1°F
Salt Lake County	38.7°F	1.0°F	83	37.8°F
San Juan County	42.8°F	1.8°F	99	41.0°F
Sanpete County	35.2°F	1.2°F	93	34.0°F
Sevier County	36.2°F	1.3°F	96	34.9°F
Summit County	30.8°F	1.5°F	96	29.3°F
Tooele County	39.6°F	1.0°F	78	38.6°F
Uintah County	36.5°F	3.1°F	110	33.3°F
Utah County	37.1°F	1.1°F	88	36.0°F
Wasatch County	32.8°F	1.6°F	94	31.1°F
Washington County	47.1°F	1.4°F	91	45.7°F
Wayne County	41.2°F	2.3°F	102	38.9°F
Weber County	36.0°F	1.1°F	83	34.9°F

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: County Mapping, published August 2025, retrieved on August 21, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/county/mapping