August Weather in Colchester, United States

Last updated: June 24, 2025

In August, the average temperature in Colchester, United States is a pleasant 24°C (75°F). Expect a range where the minimum temperature can drop to 12°C (53°F), while the maximum can soar to 36°C (96°F). During this month, the region experiences 93 mm (3.7 in) of precipitation over approximately 9 days, contributing to an average humidity of 77%. Make sure to pack accordingly!

August Temperature in Colchester

In August in Colchester, the average temperature is 24°C (75°F). Maximums can reach 36°C (96°F), and minimums can be as low as 12°C (53°F). It's a great time to visit for those who enjoy mild to warm weather, but be prepared for some temperature fluctuations.

August Weather in Colchester: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Colchester, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Colchester, August typically has an average temperature of 24°C (75°F), with highs reaching up to 36°C (96°F) and lows dropping to around 12°C (53°F).

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

August Precipitation in Colchester

In Colchester in August, the precipitation amount is 93 mm (3.7 in) over the course of 9 days.

August Precipitation Trends in Colchester

The chart displays monthly precipitation patterns in Colchester, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Colchester, August typically receives around 93 mm (3.7 inches) of precipitation spread over approximately 9 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

August Humidity in Colchester

In Colchester in August humidity is 77%. With an average temperature of 24°C (75°F), this humidity feels like a warm, enveloping blanket that can make outdoor activities feel stifling and may require frequent breaks to stay hydrated while exploring.

August Average Humidity in Colchester

This chart illustrates the average monthly humidity levels in Colchester, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Colchester is approximately 77%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Colchester

In Colchester in August, 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 Colchester.

Maximum UV Index Levels in Colchester for August

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

Data source: Colchester August 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 August Weather in Colchester Compares to Other Months

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

This table compares monthly weather conditions in Colchester, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (27°F)	58 mm (2.3 inches)	81%	moderate
February Weather	-2°C (29°F)	65 mm (2.5 inches)	81%	moderate
March Weather	6°C (42°F)	116 mm (4.6 inches)	81%	high
April Weather	11°C (51°F)	105 mm (4.1 inches)	82%	very high
May Weather	18°C (64°F)	169 mm (6.6 inches)	78%	very high
June Weather	24°C (75°F)	136 mm (5.3 inches)	81%	extreme
July Weather	25°C (78°F)	95 mm (3.7 inches)	79%	very high
August Weather	24°C (75°F)	93 mm (3.7 inches)	77%	very high
September Weather	21°C (70°F)	92 mm (3.6 inches)	78%	very high
October Weather	13°C (56°F)	112 mm (4.4 inches)	78%	high
November Weather	5°C (41°F)	53 mm (2.1 inches)	87%	moderate
December Weather	1°C (35°F)	47 mm (1.9 inches)	84%	low