May Weather in Danbury, United States

Last updated: June 24, 2025

In Danbury, United States, the average temperature in May is a comfortable 25°C (78°F), but expect some variability with a minimum of 13°C (55°F) and a maximum soaring to 33°C (91°F). This month also brings 165 mm (6.5 in) of precipitation over about 15 days, accompanied by an average humidity level of 79%. Stay prepared for a blend of warmth and moisture!

May Temperature in Danbury

In May in Danbury, the average temperature is 25°C (78°F). Maximums can reach 33°C (91°F), while minimums can drop to as low as 13°C (55°F). This makes it an ideal time for outdoor activities and exploring the scenic attractions in the area.

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

The chart illustrates May temperature patterns in Danbury, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Danbury, May typically has an average temperature of 25°C (78°F), with highs reaching up to 33°C (91°F) and lows dropping to around 13°C (55°F).

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

May Precipitation in Danbury

In Danbury in May, the total precipitation amount is 165 mm (6.5 in) over a span of 15 days.

May Precipitation Trends in Danbury

The chart displays monthly precipitation patterns in Danbury, 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 Danbury, May typically receives around 165 mm (6.5 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 Danbury

In Danbury in May humidity is 79%. With an average temperature of 25°C (78°F), this humidity feels like a warm, heavy blanket enveloping you, making outdoor activities less inviting and requiring frequent breaks to stay refreshed.

May Average Humidity in Danbury

This chart illustrates the average monthly humidity levels in Danbury, 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 Danbury is approximately 79%, 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 Danbury

In Danbury 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 Danbury.

Maximum UV Index Levels in Danbury for May

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

Data source: Danbury 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 Danbury Compares to Other Months

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

This table compares monthly weather conditions in Danbury, 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 (56°F)	76 mm (3.0 inches)	78%	moderate
February Weather	15°C (59°F)	73 mm (2.9 inches)	81%	very high
March Weather	19°C (66°F)	64 mm (2.5 inches)	76%	very high
April Weather	21°C (71°F)	83 mm (3.3 inches)	79%	extreme
May Weather	25°C (78°F)	165 mm (6.5 inches)	79%	extreme
June Weather	28°C (82°F)	158 mm (6.2 inches)	74%	extreme
July Weather	28°C (84°F)	151 mm (5.9 inches)	71%	extreme
August Weather	29°C (84°F)	183 mm (7.2 inches)	68%	extreme
September Weather	27°C (81°F)	204 mm (8.0 inches)	73%	extreme
October Weather	23°C (74°F)	105 mm (4.1 inches)	75%	very high
November Weather	18°C (64°F)	74 mm (2.9 inches)	78%	high
December Weather	15°C (60°F)	95 mm (3.8 inches)	84%	moderate