May Weather in Rainbow, United States

Last updated: June 24, 2025

In May, the average temperature in Rainbow, United States hovers around 18°C (64°F), offering a pleasant climate. Expect temperatures to range from a cool 8°C (47°F) to a warm 33°C (91°F). During this month, precipitation is light, totaling 19 mm (0.8 in) over about 5 days, while the average humidity stands at a comfortable 46%. Whether you're exploring the outdoors or enjoying a cozy indoor setting, May in Rainbow is a delightful experience!

May Temperature in Rainbow

In May in Rainbow, the average temperature is 18°C (64°F). Maximums can reach 33°C (91°F), while minimums can drop to as low as 8°C (47°F). This range makes it an ideal time for travelers to enjoy outdoor activities while being prepared for varying temperatures.

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

The chart illustrates May temperature patterns in Rainbow, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rainbow, May typically has an average temperature of 18°C (64°F), with highs reaching up to 33°C (91°F) and lows dropping to around 8°C (47°F).

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

May Precipitation in Rainbow

In Rainbow in May, the total precipitation amount is 19 mm (0.8 in), occurring over the course of 5 days.

May Precipitation Trends in Rainbow

The chart displays monthly precipitation patterns in Rainbow, 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 Rainbow, May typically receives around 19 mm (0.8 inches) of precipitation spread over approximately 5 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 Rainbow

In Rainbow in May humidity is 46%. With an average temperature of 18°C (64°F), this humidity feels like a pleasant and comfortable experience for traveling, allowing for enjoyable outdoor activities without feeling overly sticky or oppressive.

May Average Humidity in Rainbow

This chart illustrates the average monthly humidity levels in Rainbow, 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 Rainbow is approximately 46%, 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 Rainbow

In Rainbow 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 Rainbow.

Maximum UV Index Levels in Rainbow for May

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

Data source: Rainbow 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 Rainbow Compares to Other Months

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

This table compares monthly weather conditions in Rainbow, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	13°C (55°F)	66 mm (2.6 inches)	72%	moderate
February Weather	13°C (55°F)	64 mm (2.5 inches)	77%	high
March Weather	14°C (57°F)	67 mm (2.6 inches)	67%	very high
April Weather	17°C (62°F)	31 mm (1.2 inches)	56%	very high
May Weather	18°C (64°F)	19 mm (0.8 inches)	46%	extreme
June Weather	21°C (70°F)	3 mm (0.1 inches)	48%	extreme
July Weather	25°C (77°F)	4 mm (0.2 inches)	46%	extreme
August Weather	25°C (77°F)	3 mm (0.1 inches)	42%	extreme
September Weather	24°C (75°F)	4 mm (0.2 inches)	52%	very high
October Weather	20°C (69°F)	11 mm (0.4 inches)	58%	high
November Weather	17°C (62°F)	28 mm (1.1 inches)	66%	moderate
December Weather	13°C (55°F)	66 mm (2.6 inches)	74%	moderate