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October Weather in Hamden, United States

Last updated: June 24, 2025

In October, the average temperature in Hamden, United States is a comfortable 15°C (59°F). However, temperatures can swing from a chilly minimum of 0°C (32°F) to a warm maximum of 34°C (94°F). Expect about 109 mm (4.3 in) of precipitation spread over 13 days, contributing to an average humidity of 78%.

October Temperature in Hamden

In October in Hamden, the average temperature is 15°C (59°F). Maximums can reach 34°C (94°F), and minimums can dip as low as 0°C (32°F). Be sure to pack a variety of clothing to accommodate both warm days and cool nights while traveling.

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

The chart illustrates October temperature patterns in Hamden, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hamden, October typically has an average temperature of 15°C (59°F), with highs reaching up to 34°C (94°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec333745546572777570594438
Data source: Temperature data for Hamden 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 Hamden

In Hamden in October, the precipitation amount is 109 mm (4.3 in), which occurs during 13 days.

October Precipitation Trends in Hamden

The chart displays monthly precipitation patterns in Hamden, 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 Hamden, October typically receives around 109 mm (4.3 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec861221211351331421121139910986116
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Hamden

In Hamden in October, humidity is 78%. With an average temperature of 15°C (59°F), this humidity feels like a warm, enveloping blanket that clings to your skin, making outdoor activities a bit more tiring and requiring frequent breaks for hydration as you explore the area.

October Average Humidity in Hamden

This chart illustrates the average monthly humidity levels in Hamden, 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 Hamden is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%87%85%81%82%81%73%73%78%89%87%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Hamden

In Hamden 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 Hamden, you can refer to this Hourly UV Index in Hamden.

Maximum UV Index Levels in Hamden for October

The chart shows the monthly maximum UV Index (UVI) for Hamden 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 Hamden typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910101098643
Data source: Hamden 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 Hamden Compares to Other Months

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

This table compares monthly weather conditions in Hamden, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)86 mm (3.4 inches)88%moderate
February Weather3°C (38°F)122 mm (4.8 inches)88%moderate
March Weather7°C (45°F)120 mm (4.7 inches)87%high
April Weather12°C (54°F)135 mm (5.3 inches)85%very high
May Weather18°C (65°F)133 mm (5.2 inches)81%very high
June Weather22°C (72°F)142 mm (5.6 inches)82%very high
July Weather25°C (77°F)112 mm (4.4 inches)81%very high
August Weather24°C (75°F)113 mm (4.4 inches)73%very high
September Weather21°C (70°F)99 mm (3.9 inches)73%very high
October Weather15°C (59°F)109 mm (4.3 inches)78%high
November Weather7°C (44°F)86 mm (3.4 inches)89%moderate
December Weather4°C (39°F)116 mm (4.6 inches)87%moderate

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