May Weather in Saint Francis, United States

Last updated: June 24, 2025

In Saint Francis, United States, the average temperature in May hovers around 15°C (58°F), offering a mild climate. However, temperatures can vary significantly, with a minimum of -1°C (30°F) and a maximum reaching up to 35°C (95°F). Expect about 104 mm (4.1 in) of precipitation spread over 11 days, and be prepared for a high average humidity of 78%, making the air feel quite moist.

May Temperature in Saint Francis

In May in Saint Francis, the average temperature is 15°C (58°F), with maximums reaching 35°C (95°F) and minimums dropping as low as -1°C (30°F). This wide range of temperatures means travelers should be prepared for both warm days and chilly nights.

May Weather in Saint Francis: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Saint Francis, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint Francis, May typically has an average temperature of 15°C (58°F), with highs reaching up to 35°C (95°F) and lows dropping to around -1°C (30°F).

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

May Precipitation in Saint Francis

In Saint Francis in May, the precipitation amount is 104 mm (4.1 in) over the course of 11 days.

May Precipitation Trends in Saint Francis

The chart displays monthly precipitation patterns in Saint Francis, 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 Saint Francis, May typically receives around 104 mm (4.1 inches) of precipitation spread over approximately 11 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 Saint Francis

In Saint Francis in May, humidity is 78%. With an average temperature of 15°C (58°F), this humidity feels like a warm and sticky embrace, making outdoor activities a bit uncomfortable and prompting the need for frequent hydration and breaks in the shade.

May Average Humidity in Saint Francis

This chart illustrates the average monthly humidity levels in Saint Francis, 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 Saint Francis is approximately 78%, 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 Saint Francis

In Saint Francis in May, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Saint Francis.

Maximum UV Index Levels in Saint Francis for May

The chart shows the monthly maximum UV Index (UVI) for Saint Francis 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 Saint Francis typically reaches 8, which falls under the very high exposure category.

Data source: Saint Francis 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 Saint Francis Compares to Other Months

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

This table compares monthly weather conditions in Saint Francis, 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 (15°F)	20 mm (0.8 inches)	87%	low
February Weather	-9°C (16°F)	29 mm (1.1 inches)	90%	moderate
March Weather	0°C (32°F)	51 mm (2.0 inches)	85%	moderate
April Weather	6°C (42°F)	95 mm (3.7 inches)	84%	high
May Weather	15°C (58°F)	104 mm (4.1 inches)	78%	very high
June Weather	21°C (71°F)	74 mm (2.9 inches)	80%	very high
July Weather	23°C (74°F)	102 mm (4.0 inches)	81%	very high
August Weather	21°C (70°F)	136 mm (5.3 inches)	81%	very high
September Weather	17°C (63°F)	108 mm (4.3 inches)	81%	high
October Weather	9°C (48°F)	105 mm (4.1 inches)	84%	moderate
November Weather	0°C (32°F)	34 mm (1.4 inches)	88%	moderate
December Weather	-6°C (22°F)	49 mm (1.9 inches)	84%	low