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August Weather in Colchester, United States

Last updated: June 24, 2025

In Colchester, United States, the average temperature in August hovers around 23°C (74°F). Expect a temperature range with a minimum of 11°C (52°F) and a maximum of 34°C (93°F). During this month, the region experiences an average precipitation of 107 mm (4.2 in), spread across about 12 days. With an average humidity of 76%, it’s a time when the air feels particularly moist and warm.

August Temperature in Colchester

In August in Colchester, the average temperature is 23°C (74°F). Maximums can reach 34°C (93°F) and minimums can be as low as 11°C (52°F). This pleasant climate makes Colchester an ideal destination for travelers seeking a comfortable getaway.

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 23°C (74°F), with highs reaching up to 34°C (93°F) and lows dropping to around 11°C (52°F).
JanFebMarAprMayJunJulAugSepOctNovDec323439495968747367574436
Data source: Temperature data for Colchester generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Colchester

In Colchester in August, the precipitation amount is 107 mm (4.2 in) spread over 12 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 107 mm (4.2 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec709095128111951581079613196133
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Colchester

In Colchester in August humidity is 76%. With an average temperature of 23°C (74°F), this humidity feels like a warm, thick blanket wrapping around you, making outdoor exploration feel a bit sluggish and requiring frequent breaks for hydration and respite from the heat.

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 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%84%82%79%75%78%76%76%76%75%80%80%
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.
JanFebMarAprMayJunJulAugSepOctNovDec3568910998642
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.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)70 mm (2.8 inches)84%moderate
February Weather1°C (34°F)90 mm (3.5 inches)84%moderate
March Weather4°C (39°F)95 mm (3.7 inches)82%high
April Weather9°C (49°F)128 mm (5.1 inches)79%very high
May Weather15°C (59°F)111 mm (4.4 inches)75%very high
June Weather20°C (69°F)95 mm (3.8 inches)78%very high
July Weather24°C (75°F)158 mm (6.2 inches)76%very high
August Weather23°C (74°F)107 mm (4.2 inches)76%very high
September Weather19°C (67°F)96 mm (3.8 inches)75%very high
October Weather14°C (57°F)131 mm (5.2 inches)75%high
November Weather7°C (44°F)96 mm (3.8 inches)80%moderate
December Weather2°C (36°F)133 mm (5.2 inches)80%low

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