Value Anomaly Rank Mean

County Average Temperature

March - May 1899

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

Wyoming (Hover over a County)

Temp Average Temperature : 35.7°F

Anomaly: -3.1°F

Rank: 8th Coldest

Mean: 38.8°F

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*Signifies a tie

**Insufficient variability in the data record renders rank insignificant

March - May 1899 Wyoming County Average Temperature

County	Value	Anomaly	Rank 131 Years	1901-2000 Mean
Albany County	33.3°F	-3.4°F	7	36.6°F
Big Horn County	35.5°F	-5.1°F	2	40.7°F
Campbell County	36.4°F	-5.2°F	2	41.6°F
Carbon County	37.1°F	-0.8°F	40	37.9°F
Converse County	35.8°F	-5.5°F	1	41.3°F
Crook County	35.6°F	-5.7°F	2	41.3°F
Fremont County	36.8°F	-1.2°F	32	38.0°F
Goshen County	39.1°F	-4.7°F	4	43.8°F
Hot Springs County	35.8°F	-5.0°F	2	40.8°F
Johnson County	35.6°F	-4.8°F	3	40.5°F
Laramie County	38.4°F	-3.0°F	8	41.4°F
Lincoln County	33.5°F	-1.8°F	23	35.3°F
Natrona County	38.0°F	-2.4°F	16	40.4°F
Niobrara County	37.3°F	-5.6°F	2	42.9°F
Park County	30.9°F	-4.5°F	3	35.5°F
Platte County	37.8°F	-5.3°F	3	43.1°F
Sheridan County	35.2°F	-4.7°F	3	39.9°F
Sublette County	31.4°F	-1.7°F	30	33.1°F
Sweetwater County	39.3°F	0.2°F	61	39.1°F
Teton County	28.3°F	-4.1°F	3	32.3°F
Uinta County	35.0°F	-2.2°F	25	37.2°F
Washakie County	37.4°F	-5.2°F	2	42.6°F
Weston County	36.1°F	-5.8°F	2	41.9°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