March Weather in Gillette, United States

Last updated: June 24, 2025

In Gillette, United States, the average temperature in March hovers around 3°C (38°F). While it can dip as low as -24°C (-11°F), temperatures can occasionally peak at 25°C (78°F). Expect about 33 mm (1.3 in) of precipitation spread over 9 days, and enjoy a moderate average humidity level of 71%.

March Temperature in Gillette

In March in Gillette, the average temperature is 3°C (38°F), with maximums reaching up to 25°C (78°F) and minimums dropping as low as -24°C (-11°F). Be prepared for a wide range of temperatures and pack accordingly for your trip to Gillette.

March Weather in Gillette: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Gillette, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Gillette, March typically has an average temperature of 3°C (38°F), with highs reaching up to 25°C (78°F) and lows dropping to around -24°C (-11°F).

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

March Precipitation in Gillette

In Gillette in March, the precipitation amount is 33 mm (1.3 in) over the course of 9 days.

March Precipitation Trends in Gillette

The chart displays monthly precipitation patterns in Gillette, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Gillette, March typically receives around 33 mm (1.3 inches) of precipitation spread over approximately 9 days.

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

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Millimeters (mm) Inches (in)

March Humidity in Gillette

In Gillette in March humidity is 71%. With an average temperature of 3°C (38°F), this humidity feels like a damp chill that clings to your skin, making outdoor exploration uncomfortable and necessitating warm, layered clothing to stay cozy while navigating the environment.

March Average Humidity in Gillette

This chart illustrates the average monthly humidity levels in Gillette, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Gillette is approximately 71%, offering insight into how humid the weather typically is during this month.

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

March UV Index in Gillette

In Gillette in March, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Gillette, you can refer to this Hourly UV Index in Gillette.

Maximum UV Index Levels in Gillette for March

The chart shows the monthly maximum UV Index (UVI) for Gillette in March, 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 March, the maximum UV index in Gillette typically reaches 6, which falls under the high exposure category.

Data source: Gillette March 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 March Weather in Gillette Compares to Other Months

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

This table compares monthly weather conditions in Gillette, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (27°F)	19 mm (0.8 inches)	78%	moderate
February Weather	-5°C (23°F)	26 mm (1.0 inches)	79%	moderate
March Weather	3°C (38°F)	33 mm (1.3 inches)	71%	high
April Weather	6°C (42°F)	61 mm (2.4 inches)	70%	very high
May Weather	12°C (53°F)	67 mm (2.6 inches)	75%	very high
June Weather	19°C (67°F)	39 mm (1.6 inches)	82%	extreme
July Weather	23°C (74°F)	56 mm (2.2 inches)	84%	extreme
August Weather	21°C (71°F)	35 mm (1.4 inches)	85%	very high
September Weather	16°C (62°F)	43 mm (1.7 inches)	79%	very high
October Weather	6°C (44°F)	47 mm (1.9 inches)	75%	moderate
November Weather	3°C (37°F)	20 mm (0.8 inches)	75%	moderate
December Weather	-1°C (30°F)	24 mm (0.9 inches)	81%	low