May Weather in Jarrettsville, United States

Last updated: June 24, 2025

In Jarrettsville, United States, the average temperature for May hovers around 18°C (65°F), with a minimum dipping to 2°C (35°F) and a maximum climbing up to 33°C (92°F). Expect about 145 mm (5.7 in) of precipitation spread over 14 days, contributing to an average humidity level of 78%. Whether you're planning outdoor activities or cozy indoor moments, be prepared for a variety of weather conditions!

May Temperature in Jarrettsville

In May in Jarrettsville, the average temperature is 18°C (65°F). The maximum can reach 33°C (92°F), while the minimum can drop as low as 2°C (35°F). This diverse climate makes Jarrettsville a great destination for travelers seeking both warmth and cool, refreshing conditions.

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

The chart illustrates May temperature patterns in Jarrettsville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jarrettsville, May typically has an average temperature of 18°C (65°F), with highs reaching up to 33°C (92°F) and lows dropping to around 2°C (35°F).

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

May Precipitation in Jarrettsville

In Jarrettsville in May, the total precipitation amount is 145 mm (5.7 in) over a span of 14 days.

May Precipitation Trends in Jarrettsville

The chart displays monthly precipitation patterns in Jarrettsville, 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 Jarrettsville, May typically receives around 145 mm (5.7 inches) of precipitation spread over approximately 14 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 Jarrettsville

In Jarrettsville in May, humidity is 78%. With an average temperature of 18°C (65°F), this humidity feels like a warm, enveloping blanket, making travel quite muggy and potentially uncomfortable, as it can leave you feeling sticky and fatigued more quickly than usual.

May Average Humidity in Jarrettsville

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

In Jarrettsville 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 Jarrettsville.

Maximum UV Index Levels in Jarrettsville for May

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

Data source: Jarrettsville 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 Jarrettsville Compares to Other Months

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

This table compares monthly weather conditions in Jarrettsville, 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 (36°F)	63 mm (2.5 inches)	84%	moderate
February Weather	4°C (39°F)	98 mm (3.9 inches)	83%	moderate
March Weather	7°C (45°F)	94 mm (3.7 inches)	83%	high
April Weather	13°C (55°F)	106 mm (4.2 inches)	81%	very high
May Weather	18°C (65°F)	145 mm (5.7 inches)	78%	very high
June Weather	23°C (74°F)	117 mm (4.6 inches)	79%	very high
July Weather	26°C (79°F)	151 mm (6.0 inches)	74%	very high
August Weather	24°C (76°F)	154 mm (6.1 inches)	72%	very high
September Weather	21°C (71°F)	116 mm (4.6 inches)	75%	very high
October Weather	16°C (61°F)	109 mm (4.3 inches)	81%	high
November Weather	8°C (46°F)	88 mm (3.5 inches)	85%	moderate
December Weather	4°C (40°F)	102 mm (4.0 inches)	84%	moderate