October Weather in Wyoming, United States

Last updated: June 24, 2025

In October, the average temperature in Wyoming, United States hovers around 9°C (48°F), with the potential to drop as low as -9°C (17°F) or rise to a warm 28°C (83°F). During this month, 104 mm (4.1 in) of precipitation typically falls over approximately 11 days, contributing to an average humidity of 84%. Whether you're exploring the chill or enjoying the occasional warmth, be prepared for some wet days ahead!

October Temperature in Wyoming

In October in Wyoming, the average temperature is 9°C (48°F), with maximums reaching up to 28°C (83°F) and minimums dropping as low as -9°C (17°F). This diverse range of temperatures makes it essential for travelers to pack accordingly, ensuring comfort no matter the weather conditions.

October Weather in Wyoming: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Wyoming, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Wyoming, October typically has an average temperature of 9°C (48°F), with highs reaching up to 28°C (83°F) and lows dropping to around -9°C (17°F).

Data source: Temperature data for Wyoming generated using information from the Copernicus Climate Change Service.

October Precipitation in Wyoming

In Wyoming in October, the precipitation amount is 104 mm (4.1 in) over the course of 11 days.

October Precipitation Trends in Wyoming

The chart displays monthly precipitation patterns in Wyoming, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Wyoming, October typically receives around 104 mm (4.1 inches) of precipitation spread over approximately 11 days.

Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

October Humidity in Wyoming

In Wyoming in October, humidity is 84%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill that envelops you, making it essential to dress in layers and stay active, as the moisture in the air can quickly lead to discomfort while traveling.

October Average Humidity in Wyoming

This chart illustrates the average monthly humidity levels in Wyoming, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Wyoming is approximately 84%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Wyoming

In Wyoming in October, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Wyoming.

Maximum UV Index Levels in Wyoming for October

The chart shows the monthly maximum UV Index (UVI) for Wyoming in October, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In October, the maximum UV index in Wyoming typically reaches 5, which falls under the moderate exposure category.

Data source: Wyoming October UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How October Weather in Wyoming Compares to Other Months

Weather in Wyoming varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Wyoming, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Wyoming, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-9°C (16°F)	24 mm (0.9 inches)	87%	low
February Weather	-9°C (17°F)	34 mm (1.3 inches)	90%	moderate
March Weather	0°C (33°F)	53 mm (2.1 inches)	85%	moderate
April Weather	6°C (43°F)	90 mm (3.5 inches)	84%	high
May Weather	15°C (59°F)	122 mm (4.8 inches)	78%	very high
June Weather	22°C (71°F)	85 mm (3.3 inches)	80%	very high
July Weather	23°C (74°F)	105 mm (4.1 inches)	81%	very high
August Weather	21°C (71°F)	128 mm (5.1 inches)	81%	very high
September Weather	18°C (64°F)	111 mm (4.4 inches)	81%	high
October Weather	9°C (48°F)	104 mm (4.1 inches)	84%	moderate
November Weather	0°C (33°F)	37 mm (1.4 inches)	88%	moderate
December Weather	-5°C (23°F)	52 mm (2.0 inches)	84%	low