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September Weather in Pennock, United States

Last updated: June 24, 2025

In Pennock, United States, the average temperature in September hovers around 17°C (63°F). During this time, temperatures can range from a chilly 1°C (34°F) to a warm 33°C (91°F). Expect 107 mm (4.2 in) of precipitation spread over 9 days, and be prepared for high humidity, averaging at 82%.

September Temperature in Pennock

In September in Pennock, the average temperature is 17°C (63°F). Maximums can reach 33°C (91°F) and minimums can be as low as 1°C (34°F). Be sure to pack layers to accommodate the wide temperature range while exploring.

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

The chart illustrates September temperature patterns in Pennock, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pennock, September typically has an average temperature of 17°C (63°F), with highs reaching up to 33°C (91°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec141431415871737063473222
Data source: Temperature data for Pennock 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 Pennock

In Pennock in September, the precipitation amount is 107 mm (4.2 in), occurring over a span of 9 days.

September Precipitation Trends in Pennock

The chart displays monthly precipitation patterns in Pennock, 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 Pennock, September typically receives around 107 mm (4.2 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec192049719889103142107952540
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Pennock

In Pennock in September, humidity is 82%. With an average temperature of 17°C (63°F), this humidity feels like a warm blanket wrapping around you—comfortable yet heavy, making outdoor activities more taxing and requiring frequent breaks for hydration.

September Average Humidity in Pennock

This chart illustrates the average monthly humidity levels in Pennock, 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 Pennock is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%89%81%82%76%81%82%83%82%82%87%84%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Pennock

In Pennock in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Pennock.

Maximum UV Index Levels in Pennock for September

The chart shows the monthly maximum UV Index (UVI) for Pennock 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 Pennock typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3567910997532
Data source: Pennock 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 Pennock Compares to Other Months

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

This table compares monthly weather conditions in Pennock, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-10°C (14°F)18 mm (0.7 inches)85%moderate
February Weather-10°C (14°F)20 mm (0.8 inches)89%moderate
March Weather-1°C (31°F)49 mm (1.9 inches)81%high
April Weather5°C (42°F)71 mm (2.8 inches)82%high
May Weather14°C (58°F)98 mm (3.9 inches)76%very high
June Weather22°C (71°F)89 mm (3.5 inches)81%very high
July Weather23°C (74°F)103 mm (4.0 inches)82%very high
August Weather21°C (70°F)141 mm (5.6 inches)83%very high
September Weather17°C (63°F)107 mm (4.2 inches)82%high
October Weather8°C (47°F)95 mm (3.8 inches)82%moderate
November Weather0°C (32°F)25 mm (1.0 inches)87%moderate
December Weather-6°C (22°F)40 mm (1.6 inches)84%low

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