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September Weather in Hopedale, United States

Last updated: June 24, 2025

In Hopedale, United States, the average temperature in September hovers around 20°C (68°F), with a comfortable average humidity of 77%. You can expect temperatures to dip as low as 4°C (40°F) and peak at a warm 34°C (93°F). However, be prepared for some rain, as 116 mm (4.6 in) of precipitation may fall over 9 days throughout the month.

September Temperature in Hopedale

In September in Hopedale, the average temperature is 20°C (68°F), with maximums reaching up to 34°C (93°F) and minimums dropping as low as 4°C (40°F). This variety in temperature makes it a great time for travelers to enjoy both outdoor activities and cozy indoor experiences.

September Weather in Hopedale: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Hopedale, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hopedale, September typically has an average temperature of 20°C (68°F), with highs reaching up to 34°C (93°F) and lows dropping to around 4°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec313542526370757368574236
Data source: Temperature data for Hopedale 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.

September Precipitation in Hopedale

In Hopedale in September, the precipitation amount is 116 mm (4.6 in) spread over 9 days.

September Precipitation Trends in Hopedale

The chart displays monthly precipitation patterns in Hopedale, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Hopedale, September typically receives around 116 mm (4.6 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec9311810913813315013110911612196104
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Hopedale

In Hopedale in September, humidity is 77%. With an average temperature of 20°C (68°F), this humidity feels like a warm, sticky embrace, making it essential for travelers to stay hydrated and take breaks in shaded areas to avoid feeling sluggish in the heat.

September Average Humidity in Hopedale

This chart illustrates the average monthly humidity levels in Hopedale, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Hopedale is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%87%87%81%83%82%76%77%82%89%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Hopedale

In Hopedale in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Hopedale.

Maximum UV Index Levels in Hopedale for September

The chart shows the monthly maximum UV Index (UVI) for Hopedale in September, 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 September, the maximum UV index in Hopedale typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: Hopedale September 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 September Weather in Hopedale Compares to Other Months

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

This table compares monthly weather conditions in Hopedale, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)93 mm (3.7 inches)88%moderate
February Weather2°C (35°F)118 mm (4.6 inches)88%moderate
March Weather5°C (42°F)109 mm (4.3 inches)87%high
April Weather11°C (52°F)138 mm (5.4 inches)87%very high
May Weather17°C (63°F)133 mm (5.2 inches)81%very high
June Weather21°C (70°F)150 mm (5.9 inches)83%very high
July Weather24°C (75°F)131 mm (5.2 inches)82%very high
August Weather23°C (73°F)109 mm (4.3 inches)76%very high
September Weather20°C (68°F)116 mm (4.6 inches)77%very high
October Weather14°C (57°F)121 mm (4.8 inches)82%high
November Weather6°C (42°F)96 mm (3.8 inches)89%moderate
December Weather2°C (37°F)104 mm (4.1 inches)86%low

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