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September Weather in Presque Isle, United States

Last updated: June 24, 2025

In September, the average temperature in Presque Isle, United States hovers around 14°C (57°F), where it can feel quite varied—minimums dipping to -3°C (27°F) and soaring to a balmy 30°C (86°F). Expect some wet weather as well, with an average precipitation of 104 mm (4.1 in) spread across about 8 days. This time of year also sees a high average humidity of around 85%, contributing to a moist, inviting atmosphere.

September Temperature in Presque Isle

In September in Presque Isle, the average temperature is 14°C (57°F). Maximum temperatures can reach 30°C (86°F), while minimums can drop as low as -3°C (27°F). Be prepared for a wide range of temperatures when traveling to Presque Isle during this month.

September Weather in Presque Isle: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Presque Isle, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Presque Isle, September typically has an average temperature of 14°C (57°F), with highs reaching up to 30°C (86°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec141625385261676657463219
Data source: Temperature data for Presque Isle 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 Presque Isle

In Presque Isle, in September, the precipitation amount is 104 mm (4.1 in) over a span of 8 days.

September Precipitation Trends in Presque Isle

The chart displays monthly precipitation patterns in Presque Isle, 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 Presque Isle, September typically receives around 104 mm (4.1 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec92757411010290997810410711398
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Presque Isle

In Presque Isle in September, humidity is 85%. With an average temperature of 14°C (57°F), this humidity feels like a thick blanket enveloping you, making travel feel heavy and sluggish.

September Average Humidity in Presque Isle

This chart illustrates the average monthly humidity levels in Presque Isle, 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 Presque Isle is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%92%90%87%82%77%82%83%85%87%88%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Presque Isle

In Presque Isle 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 Presque Isle.

Maximum UV Index Levels in Presque Isle for September

The chart shows the monthly maximum UV Index (UVI) for Presque Isle 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 Presque Isle typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2357810887532
Data source: Presque Isle 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 Presque Isle Compares to Other Months

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

This table compares monthly weather conditions in Presque Isle, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-10°C (14°F)92 mm (3.6 inches)93%low
February Weather-9°C (16°F)75 mm (3.0 inches)92%moderate
March Weather-4°C (25°F)74 mm (2.9 inches)90%moderate
April Weather3°C (38°F)110 mm (4.3 inches)87%high
May Weather11°C (52°F)102 mm (4.0 inches)82%very high
June Weather16°C (62°F)90 mm (3.5 inches)77%very high
July Weather19°C (67°F)99 mm (3.9 inches)81%very high
August Weather19°C (66°F)78 mm (3.1 inches)83%very high
September Weather14°C (57°F)104 mm (4.1 inches)85%high
October Weather8°C (46°F)107 mm (4.2 inches)87%moderate
November Weather0°C (32°F)113 mm (4.4 inches)87%moderate
December Weather-7°C (19°F)98 mm (3.9 inches)90%low

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