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August Weather in Andover, United States

Last updated: June 24, 2025

In Andover, United States, the average temperature in August hovers around 18°C (65°F), offering a mild climate for outdoor activities. Expect minimum temperatures to dip to around 6°C (44°F), while maximums can reach up to 29°C (85°F). Be prepared for 94 mm (3.7 in) of precipitation over approximately 12 days, and note that the average humidity sits at a comfortable 74%.

August Temperature in Andover

In August in Andover, the average temperature is 18°C (65°F). The maximum can reach 29°C (85°F) and the minimum can be as low as 6°C (44°F). This mild climate makes Andover an ideal destination for travelers looking to enjoy comfortable weather.

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

The chart illustrates August temperature patterns in Andover, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Andover, August typically has an average temperature of 18°C (65°F), with highs reaching up to 29°C (85°F) and lows dropping to around 6°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec161926375060666558463221
Data source: Temperature data for Andover 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 Andover

In Andover in August, the precipitation amount is 94 mm (3.7 in) spread over 12 days.

August Precipitation Trends in Andover

The chart displays monthly precipitation patterns in Andover, 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 Andover, August typically receives around 94 mm (3.7 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec81837111384881159463119101101
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Andover

In Andover in August humidity is 74%. With an average temperature of 18°C (65°F), this humidity feels like a warm, sticky embrace that can make even short walks feel laborious, leading travelers to seek shade and refreshment more often.

August Average Humidity in Andover

This chart illustrates the average monthly humidity levels in Andover, 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 Andover is approximately 74%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%85%84%78%72%75%74%77%85%86%85%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Andover

In Andover 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 Andover.

Maximum UV Index Levels in Andover for August

The chart shows the monthly maximum UV Index (UVI) for Andover 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 Andover typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2468910997532
Data source: Andover 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 Andover Compares to Other Months

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

This table compares monthly weather conditions in Andover, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (16°F)81 mm (3.2 inches)91%low
February Weather-7°C (19°F)83 mm (3.3 inches)89%moderate
March Weather-4°C (26°F)71 mm (2.8 inches)85%high
April Weather3°C (38°F)113 mm (4.5 inches)84%very high
May Weather10°C (50°F)84 mm (3.3 inches)78%very high
June Weather16°C (61°F)88 mm (3.5 inches)72%very high
July Weather19°C (67°F)115 mm (4.5 inches)75%very high
August Weather18°C (65°F)94 mm (3.7 inches)74%very high
September Weather14°C (58°F)63 mm (2.5 inches)77%high
October Weather8°C (47°F)119 mm (4.7 inches)85%moderate
November Weather0°C (32°F)101 mm (4.0 inches)86%moderate
December Weather-6°C (21°F)101 mm (4.0 inches)85%low

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