May Weather in Thomson, United States

Last updated: June 24, 2025

In Thomson, United States, the average temperature in May is a pleasant 23°C (74°F). However, be prepared for some variability, as temperatures can dip to a cool 7°C (46°F) and soar to a sweltering 37°C (100°F). Expect about 104 mm (4.1 in) of precipitation spread over 9 days, accompanied by an average humidity of 81%, making the air feel quite muggy at times.

May Temperature in Thomson

In May in Thomson, the average temperature is 23°C (74°F), with maximums reaching up to 37°C (100°F) and minimums dropping as low as 7°C (46°F). This mild climate makes Thomson an ideal destination for travelers seeking pleasant weather and diverse outdoor activities.

May Weather in Thomson: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Thomson, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Thomson, May typically has an average temperature of 23°C (74°F), with highs reaching up to 37°C (100°F) and lows dropping to around 7°C (46°F).

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

May Precipitation in Thomson

In Thomson in May, the precipitation amount is 104 mm (4.1 in) over the course of 9 days.

May Precipitation Trends in Thomson

The chart displays monthly precipitation patterns in Thomson, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Thomson, May typically receives around 104 mm (4.1 inches) of precipitation spread over approximately 9 days.

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

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Millimeters (mm) Inches (in)

May Humidity in Thomson

In Thomson in May, humidity is 81%. With an average temperature of 23°C (74°F), this humidity feels like a warm, heavy blanket draped over your skin, making travel feel a bit more sluggish and requiring plenty of water breaks to stay comfortable.

May Average Humidity in Thomson

This chart illustrates the average monthly humidity levels in Thomson, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Thomson is approximately 81%, offering insight into how humid the weather typically is during this month.

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

May UV Index in Thomson

In Thomson in May, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Thomson.

Maximum UV Index Levels in Thomson for May

The chart shows the monthly maximum UV Index (UVI) for Thomson in May, 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 May, the maximum UV index in Thomson typically reaches 11, which falls under the extreme exposure category.

Data source: Thomson May 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 May Weather in Thomson Compares to Other Months

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

This table compares monthly weather conditions in Thomson, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (49°F)	94 mm (3.7 inches)	86%	moderate
February Weather	12°C (54°F)	117 mm (4.6 inches)	84%	high
March Weather	15°C (59°F)	82 mm (3.2 inches)	83%	very high
April Weather	18°C (65°F)	105 mm (4.1 inches)	81%	very high
May Weather	23°C (74°F)	104 mm (4.1 inches)	81%	extreme
June Weather	26°C (79°F)	105 mm (4.1 inches)	81%	extreme
July Weather	28°C (82°F)	110 mm (4.3 inches)	83%	extreme
August Weather	27°C (81°F)	135 mm (5.3 inches)	81%	very high
September Weather	25°C (78°F)	88 mm (3.5 inches)	82%	very high
October Weather	20°C (69°F)	106 mm (4.2 inches)	78%	very high
November Weather	13°C (55°F)	75 mm (3.0 inches)	86%	high
December Weather	10°C (51°F)	118 mm (4.7 inches)	89%	moderate