October Weather in Blue Hills, United States

Last updated: June 24, 2025

In October, the average temperature in Blue Hills, United States hovers around 13°C (57°F). However, be prepared for a temperature range that can drop to a brisk -4°C (26°F) or rise to a warm 31°C (87°F). This month sees about 134 mm (5.3 in) of precipitation over 11 days, with an average humidity level of 74%, creating a generally damp atmosphere.

October Temperature in Blue Hills

In October in Blue Hills, the average temperature is 13°C (57°F), with maximums reaching up to 31°C (87°F) and minimums dropping as low as -4°C (26°F). Be prepared for a wide range of temperatures, making it essential to pack accordingly for your travels.

October Weather in Blue Hills: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Blue Hills, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Blue Hills, October typically has an average temperature of 13°C (57°F), with highs reaching up to 31°C (87°F) and lows dropping to around -4°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec303339496069757366564234
Data source: Temperature data for Blue Hills 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 Blue Hills

In Blue Hills in October, the precipitation amount is 134 mm (5.3 in) spread over 11 days.

October Precipitation Trends in Blue Hills

The chart displays monthly precipitation patterns in Blue Hills, 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 Blue Hills, October typically receives around 134 mm (5.3 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec678688126113841479010213490120
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Blue Hills

In Blue Hills in October humidity is 74%. With an average temperature of 13°C (57°F), this humidity feels like a blanket of moisture wrapping around you, making outdoor excursions less comfortable and adding a stickiness to the air that could quickly fatigue travelers.

October Average Humidity in Blue Hills

This chart illustrates the average monthly humidity levels in Blue Hills, 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 Blue Hills 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 Blue Hills

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

Maximum UV Index Levels in Blue Hills for October

The chart shows the monthly maximum UV Index (UVI) for Blue Hills 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 Blue Hills typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35681010998642
Data source: Blue Hills 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 Blue Hills Compares to Other Months

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

This table compares monthly weather conditions in Blue Hills, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)67 mm (2.6 inches)84%moderate
February Weather1°C (33°F)86 mm (3.4 inches)82%moderate
March Weather4°C (39°F)88 mm (3.5 inches)81%high
April Weather9°C (49°F)126 mm (5.0 inches)78%very high
May Weather15°C (60°F)113 mm (4.4 inches)69%very high
June Weather21°C (69°F)84 mm (3.3 inches)69%very high
July Weather24°C (75°F)147 mm (5.8 inches)62%very high
August Weather23°C (74°F)90 mm (3.5 inches)65%very high
September Weather19°C (67°F)102 mm (4.0 inches)68%very high
October Weather13°C (57°F)134 mm (5.3 inches)74%high
November Weather6°C (43°F)90 mm (3.5 inches)82%moderate
December Weather1°C (34°F)120 mm (4.7 inches)80%low

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