May Weather in Essex, United States

Last updated: June 24, 2025

In Essex, United States, the average temperature in May hovers around 17°C (63°F), with fluctuations ranging from a chilly -1°C (30°F) to a sweltering 35°C (95°F). Expect about 164 mm (6.4 in) of precipitation spread across 16 days, accompanied by an average humidity of 79%. Embrace the variety of weather this month brings!

May Temperature in Essex

In May in Essex, the average temperature is 17°C (63°F). Maximum temperatures can reach as high as 35°C (95°F), while minimums can drop to -1°C (30°F). This variation in temperatures means travelers should pack accordingly for a range of weather conditions.

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

The chart illustrates May temperature patterns in Essex, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Essex, May typically has an average temperature of 17°C (63°F), with highs reaching up to 35°C (95°F) and lows dropping to around -1°C (30°F).

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

May Precipitation in Essex

In Essex in May, the total precipitation amount is 164 mm (6.4 in) spread over 16 days.

May Precipitation Trends in Essex

The chart displays monthly precipitation patterns in Essex, 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 Essex, May typically receives around 164 mm (6.4 inches) of precipitation spread over approximately 16 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 Essex

In Essex in May, humidity is 79%. With an average temperature of 17°C (63°F), this humidity feels like a warm, muggy embrace, making outdoor activities less comfortable and prompting travelers to seek shaded areas or cool refreshments more frequently.

May Average Humidity in Essex

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

In Essex in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Essex.

Maximum UV Index Levels in Essex for May

The chart shows the monthly maximum UV Index (UVI) for Essex 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 Essex typically reaches 9, which falls under the very high exposure category.

Data source: Essex 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 Essex Compares to Other Months

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

This table compares monthly weather conditions in Essex, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (27°F)	65 mm (2.6 inches)	82%	moderate
February Weather	-2°C (29°F)	68 mm (2.7 inches)	83%	moderate
March Weather	5°C (41°F)	93 mm (3.6 inches)	84%	high
April Weather	10°C (50°F)	121 mm (4.8 inches)	85%	very high
May Weather	17°C (63°F)	164 mm (6.4 inches)	79%	very high
June Weather	23°C (73°F)	135 mm (5.3 inches)	82%	very high
July Weather	24°C (76°F)	100 mm (4.0 inches)	80%	very high
August Weather	23°C (74°F)	84 mm (3.3 inches)	81%	very high
September Weather	20°C (69°F)	84 mm (3.3 inches)	80%	very high
October Weather	13°C (56°F)	138 mm (5.4 inches)	82%	high
November Weather	4°C (40°F)	59 mm (2.3 inches)	88%	moderate
December Weather	1°C (34°F)	56 mm (2.2 inches)	84%	low