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October Weather in Northwest Harwich, United States

Last updated: June 24, 2025

In Northwest Harwich, United States, the average temperature in October hovers around 15°C (59°F), with a minimum of 4°C (40°F) and a comfortable maximum of 21°C (70°F). Expect some rain during this month, with precipitation amounting to 169 mm (6.7 in) over approximately 11 days. Furthermore, the average humidity sits at a notable 75%, creating a slightly damp but pleasant atmosphere.

October Temperature in Northwest Harwich

In October in Northwest Harwich, the average temperature is 15°C (59°F). Maximums can reach 21°C (70°F) and minimums can be as low as 4°C (40°F). This comfortable weather makes Northwest Harwich an ideal destination for outdoor activities and sightseeing during this month.

October Weather in Northwest Harwich: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Northwest Harwich, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Northwest Harwich, October typically has an average temperature of 15°C (59°F), with highs reaching up to 21°C (70°F) and lows dropping to around 4°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec363638455261697066594840
Data source: Temperature data for Northwest Harwich 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 Northwest Harwich

In Northwest Harwich in October, the total precipitation amount is 169 mm (6.7 in) over the course of 11 days.

October Precipitation Trends in Northwest Harwich

The chart displays monthly precipitation patterns in Northwest Harwich, 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 Northwest Harwich, October typically receives around 169 mm (6.7 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec95124119131121887783116169106138
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Northwest Harwich

In Northwest Harwich in October, humidity is 75%. With an average temperature of 15°C (59°F), this humidity feels like a warm blanket enveloping you, making it feel more oppressive than refreshing, which can be a challenge for travelers seeking comfort while exploring the area.

October Average Humidity in Northwest Harwich

This chart illustrates the average monthly humidity levels in Northwest Harwich, 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 Northwest Harwich is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%84%82%79%75%78%76%76%76%75%80%80%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Northwest Harwich

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

Maximum UV Index Levels in Northwest Harwich for October

The chart shows the monthly maximum UV Index (UVI) for Northwest Harwich 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 Northwest Harwich typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34689101098642
Data source: Northwest Harwich 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 Northwest Harwich Compares to Other Months

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

This table compares monthly weather conditions in Northwest Harwich, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (37°F)94 mm (3.7 inches)84%moderate
February Weather2°C (37°F)124 mm (4.9 inches)84%moderate
March Weather3°C (38°F)119 mm (4.7 inches)82%high
April Weather7°C (45°F)131 mm (5.1 inches)79%very high
May Weather11°C (52°F)121 mm (4.8 inches)75%very high
June Weather16°C (61°F)88 mm (3.5 inches)78%very high
July Weather20°C (69°F)77 mm (3.0 inches)76%very high
August Weather21°C (71°F)83 mm (3.3 inches)76%very high
September Weather19°C (66°F)116 mm (4.6 inches)75%very high
October Weather15°C (59°F)169 mm (6.7 inches)75%high
November Weather9°C (49°F)106 mm (4.2 inches)80%moderate
December Weather5°C (41°F)138 mm (5.4 inches)80%low

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