May Weather in Congress, United States

Last updated: June 24, 2025

In Congress, United States, the average temperature in May is a comfortable 22°C (71°F). However, be prepared for temperature swings, as it can drop to a chilly 6°C (43°F) or soar to a scorching 37°C (98°F). While you enjoy the pleasant weather, you might encounter some light rain, with an average precipitation of 8 mm (0.3 in) spread over just 1 day. The average humidity hovers around 45%, making it a delightful time to explore!

May Temperature in Congress

In May in Congress, the average temperature is 22°C (71°F). Maximums can reach 37°C (98°F), while minimums can drop to as low as 6°C (43°F). Be sure to pack for a wide range of temperatures when traveling during this time.

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

The chart illustrates May temperature patterns in Congress, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Congress, May typically has an average temperature of 22°C (71°F), with highs reaching up to 37°C (98°F) and lows dropping to around 6°C (43°F).

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

May Precipitation in Congress

In Congress in May, the precipitation amount is 8 mm (0.3 in) over the course of 1 day.

May Precipitation Trends in Congress

The chart displays monthly precipitation patterns in Congress, 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 Congress, May typically receives around 8 mm (0.3 inches) of precipitation spread over approximately 1 days.

Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

May Humidity in Congress

In Congress in May, humidity is 45%. With an average temperature of 22°C (71°F), this humidity feels like a comfortable and refreshing environment for traveling, allowing for pleasant outdoor activities without the discomfort of excessive moisture in the air.

May Average Humidity in Congress

This chart illustrates the average monthly humidity levels in Congress, 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 Congress is approximately 45%, 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 Congress

In Congress in May, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Congress.

Maximum UV Index Levels in Congress for May

The chart shows the monthly maximum UV Index (UVI) for Congress 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 Congress typically reaches 12, which falls under the extreme exposure category.

Data source: Congress 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 Congress Compares to Other Months

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

This table compares monthly weather conditions in Congress, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (47°F)	46 mm (1.8 inches)	77%	moderate
February Weather	9°C (48°F)	47 mm (1.8 inches)	80%	high
March Weather	12°C (55°F)	46 mm (1.8 inches)	68%	very high
April Weather	18°C (64°F)	5 mm (0.2 inches)	58%	extreme
May Weather	22°C (71°F)	8 mm (0.3 inches)	45%	extreme
June Weather	28°C (82°F)	5 mm (0.2 inches)	31%	extreme
July Weather	29°C (85°F)	70 mm (2.8 inches)	27%	extreme
August Weather	29°C (84°F)	34 mm (1.3 inches)	30%	extreme
September Weather	26°C (79°F)	27 mm (1.0 inches)	48%	very high
October Weather	19°C (66°F)	23 mm (0.9 inches)	59%	very high
November Weather	14°C (57°F)	28 mm (1.1 inches)	70%	high
December Weather	9°C (48°F)	31 mm (1.2 inches)	77%	moderate