Value Anomaly Rank Mean

County Average Temperature

May - July 1899

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

Wyoming (Hover over a County)

Temp Average Temperature : 55.3°F

Anomaly: -1.8°F

Rank: 18th Coldest

Mean: 57.1°F

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*Signifies a tie

**Insufficient variability in the data record renders rank insignificant

May - July 1899 Wyoming County Average Temperature

County	Value	Anomaly	Rank 130 Years	1901-2000 Mean
Albany County	51.7°F	-2.9°F	7	54.6°F
Big Horn County	58.8°F	-0.3°F	57	59.0°F
Campbell County	59.4°F	-1.4°F	32	60.8°F
Carbon County	54.5°F	-1.9°F	15	56.4°F
Converse County	56.9°F	-3.3°F	7	60.2°F
Crook County	58.4°F	-2.1°F	18	60.5°F
Fremont County	55.0°F	-1.3°F	30	56.3°F
Goshen County	60.0°F	-2.4°F	16	62.3°F
Hot Springs County	57.5°F	-1.5°F	24	59.0°F
Johnson County	58.2°F	-0.6°F	45	58.8°F
Laramie County	57.5°F	-1.9°F	18	59.5°F
Lincoln County	51.2°F	-1.6°F	21	52.8°F
Natrona County	57.7°F	-1.8°F	24	59.4°F
Niobrara County	59.8°F	-2.5°F	14	62.3°F
Park County	50.7°F	-1.8°F	15	52.5°F
Platte County	57.5°F	-3.8°F	3	61.3°F
Sheridan County	57.7°F	-0.5°F	53	58.2°F
Sublette County	48.9°F	-1.8°F	17	50.7°F
Sweetwater County	56.6°F	-1.1°F	28	57.8°F
Teton County	46.6°F	-2.7°F	4	49.3°F
Uinta County	52.5°F	-2.2°F	11	54.7°F
Washakie County	60.5°F	-0.7°F	42	61.2°F
Weston County	58.9°F	-2.7°F	10	61.6°F

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: County Mapping, published July 2025, retrieved on July 29, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/county/mapping