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October Weather in Glastonbury, United States

Last updated: June 24, 2025

In October, the average temperature in Glastonbury, United States hovers around 13°C (56°F). You can expect a minimum of -3°C (26°F), while temperatures can peak at a maximum of 30°C (86°F). Throughout the month, you might encounter 132 mm (5.2 in) of precipitation spread over 11 days, with an average humidity of 74%. Whether you're planning a trip or just curious, this climate offers a mix of cool and warm days.

October Temperature in Glastonbury

In October in Glastonbury, the average temperature is 13°C (56°F). The maximum can reach 30°C (86°F), while the minimum can drop as low as -3°C (26°F). Be prepared for a wide range of temperatures when planning your travels during this month.

October Weather in Glastonbury: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Glastonbury, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Glastonbury, October typically has an average temperature of 13°C (56°F), with highs reaching up to 30°C (86°F) and lows dropping to around -3°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec303339495969757366564234
Data source: Temperature data for Glastonbury 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.

October Precipitation in Glastonbury

In Glastonbury in October, the precipitation amount is 132 mm (5.2 in), which occurs over a span of 11 days.

October Precipitation Trends in Glastonbury

The chart displays monthly precipitation patterns in Glastonbury, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Glastonbury, October typically receives around 132 mm (5.2 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec66868912511385145909813291123
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Glastonbury

In Glastonbury in October humidity is 74%. With an average temperature of 13°C (56°F), this humidity feels like a damp chill that can make outdoor activities uncomfortable, especially for travelers unaccustomed to such conditions.

October Average Humidity in Glastonbury

This chart illustrates the average monthly humidity levels in Glastonbury, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Glastonbury is approximately 74%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%82%81%78%70%69%62%65%68%74%82%80%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Glastonbury

In Glastonbury in October, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Glastonbury, you can refer to this Hourly UV Index in Glastonbury.

Maximum UV Index Levels in Glastonbury for October

The chart shows the monthly maximum UV Index (UVI) for Glastonbury in October, 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 October, the maximum UV index in Glastonbury typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3568910998642
Data source: Glastonbury October 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 October Weather in Glastonbury Compares to Other Months

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

This table compares monthly weather conditions in Glastonbury, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)66 mm (2.6 inches)84%moderate
February Weather1°C (33°F)86 mm (3.4 inches)82%moderate
March Weather4°C (39°F)89 mm (3.5 inches)81%high
April Weather9°C (49°F)125 mm (4.9 inches)78%very high
May Weather15°C (60°F)113 mm (4.5 inches)69%very high
June Weather20°C (69°F)85 mm (3.4 inches)69%very high
July Weather24°C (75°F)144 mm (5.7 inches)62%very high
August Weather23°C (74°F)90 mm (3.5 inches)65%very high
September Weather19°C (67°F)98 mm (3.8 inches)68%very high
October Weather13°C (56°F)132 mm (5.2 inches)74%high
November Weather6°C (43°F)91 mm (3.6 inches)82%moderate
December Weather1°C (34°F)123 mm (4.9 inches)80%low

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