October Weather in Cambridge, United States

Last updated: June 24, 2025

In Cambridge, United States, the average temperature in October hovers around 9°C (48°F). Expect a wide range of temperatures, with minimums plummeting to -10°C (15°F) and maximums reaching a balmy 28°C (82°F). Rainfall is moderate, with an average precipitation of 105 mm (4.1 in) spread over about 10 days. The air tends to be quite humid, with an average humidity level of 84%.

October Temperature in Cambridge

In October in Cambridge, the average temperature is 9°C (48°F). The maximum can reach 28°C (82°F), while the minimum can drop as low as -10°C (15°F). Travelers should be prepared for fluctuating temperatures and pack accordingly for both warm and cold conditions.

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

The chart illustrates October temperature patterns in Cambridge, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cambridge, October typically has an average temperature of 9°C (48°F), with highs reaching up to 28°C (82°F) and lows dropping to around -10°C (15°F).

Data source: Temperature data for Cambridge generated using information from the Copernicus Climate Change Service.

October Precipitation in Cambridge

In Cambridge in October, the precipitation amount is 105 mm (4.1 in) over the course of 10 days.

October Precipitation Trends in Cambridge

The chart displays monthly precipitation patterns in Cambridge, 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 Cambridge, October typically receives around 105 mm (4.1 inches) of precipitation spread over approximately 10 days.

Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

October Humidity in Cambridge

In Cambridge in October, humidity is 84%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill that envelops you, making it essential to dress in layers and stay active, as the moisture in the air can quickly lead to discomfort while traveling.

October Average Humidity in Cambridge

This chart illustrates the average monthly humidity levels in Cambridge, 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 Cambridge is approximately 84%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Cambridge

In Cambridge in October, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Cambridge.

Maximum UV Index Levels in Cambridge for October

The chart shows the monthly maximum UV Index (UVI) for Cambridge 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 Cambridge typically reaches 5, which falls under the moderate exposure category.

Data source: Cambridge 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 Cambridge Compares to Other Months

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

This table compares monthly weather conditions in Cambridge, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-9°C (15°F)	20 mm (0.8 inches)	87%	low
February Weather	-9°C (16°F)	29 mm (1.1 inches)	90%	moderate
March Weather	0°C (32°F)	51 mm (2.0 inches)	85%	moderate
April Weather	6°C (42°F)	95 mm (3.7 inches)	84%	high
May Weather	15°C (58°F)	104 mm (4.1 inches)	78%	very high
June Weather	21°C (71°F)	74 mm (2.9 inches)	80%	very high
July Weather	23°C (74°F)	102 mm (4.0 inches)	81%	very high
August Weather	21°C (70°F)	136 mm (5.3 inches)	81%	very high
September Weather	17°C (63°F)	108 mm (4.3 inches)	81%	high
October Weather	9°C (48°F)	105 mm (4.1 inches)	84%	moderate
November Weather	0°C (32°F)	34 mm (1.4 inches)	88%	moderate
December Weather	-6°C (22°F)	49 mm (1.9 inches)	84%	low