May Weather in Summitville, United States

Last updated: June 24, 2025

In May, the average temperature in Summitville, United States hovers around 18°C (64°F), with a range that can dip to a chilly -1°C (30°F) and soar up to a warm 33°C (92°F). Visitors can expect about 136 mm (5.4 in) of precipitation spread over 15 days, contributing to an average humidity level of 81%—perfect for those who enjoy a lush, vibrant atmosphere.

May Temperature in Summitville

In May in Summitville, the average temperature is 18°C (64°F). The maximum can reach 33°C (92°F) and the minimum can be as low as -1°C (30°F). It's advisable to pack layers and be prepared for both warm days and chilly nights during your travels.

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

The chart illustrates May temperature patterns in Summitville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Summitville, May typically has an average temperature of 18°C (64°F), with highs reaching up to 33°C (92°F) and lows dropping to around -1°C (30°F).

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

May Precipitation in Summitville

In Summitville in May, the precipitation amount is 136 mm (5.4 in) over a period of 15 days.

May Precipitation Trends in Summitville

The chart displays monthly precipitation patterns in Summitville, 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 Summitville, May typically receives around 136 mm (5.4 inches) of precipitation spread over approximately 15 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 Summitville

In Summitville in May, humidity is 81%. With an average temperature of 18°C (64°F), this humidity feels like a warm embrace, making travel both refreshing and slightly stifling at the same time.

May Average Humidity in Summitville

This chart illustrates the average monthly humidity levels in Summitville, 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 Summitville 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 Summitville

In Summitville in May, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Summitville.

Maximum UV Index Levels in Summitville for May

The chart shows the monthly maximum UV Index (UVI) for Summitville 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 Summitville typically reaches 10, which falls under the very high exposure category.

Data source: Summitville 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 Summitville Compares to Other Months

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

This table compares monthly weather conditions in Summitville, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-2°C (29°F)	78 mm (3.1 inches)	85%	moderate
February Weather	0°C (32°F)	89 mm (3.5 inches)	85%	moderate
March Weather	5°C (42°F)	114 mm (4.5 inches)	86%	high
April Weather	11°C (52°F)	94 mm (3.7 inches)	87%	very high
May Weather	18°C (64°F)	136 mm (5.4 inches)	81%	very high
June Weather	23°C (73°F)	109 mm (4.3 inches)	82%	extreme
July Weather	24°C (76°F)	107 mm (4.2 inches)	81%	very high
August Weather	23°C (74°F)	95 mm (3.7 inches)	79%	very high
September Weather	21°C (69°F)	76 mm (3.0 inches)	78%	very high
October Weather	14°C (57°F)	103 mm (4.1 inches)	81%	high
November Weather	5°C (42°F)	84 mm (3.3 inches)	89%	moderate
December Weather	2°C (36°F)	70 mm (2.8 inches)	86%	low