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September Weather in Scammon Bay, United States

Last updated: June 24, 2025

In September, the average temperature in Scammon Bay, United States is a cool 8°C (47°F). Expect a minimum dip to -2°C (28°F), while highs can reach up to 17°C (63°F). During this time, 87 mm (3.4 in) of precipitation typically falls over 13 days, contributing to an average humidity of 90%.

September Temperature in Scammon Bay

In September in Scammon Bay, the average temperature is 8°C (47°F). Maximum temperatures can reach 17°C (63°F), while minimums can drop as low as -2°C (28°F). Be prepared for a diverse range of weather conditions when traveling this month.

September Weather in Scammon Bay: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Scammon Bay, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Scammon Bay, September typically has an average temperature of 8°C (47°F), with highs reaching up to 17°C (63°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec81317284152545347372215
Data source: Temperature data for Scammon Bay 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 Scammon Bay

In Scammon Bay in September, the precipitation amount is 87 mm (3.4 in) spread over 13 days.

September Precipitation Trends in Scammon Bay

The chart displays monthly precipitation patterns in Scammon Bay, 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 Scammon Bay, September typically receives around 87 mm (3.4 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec345954405556558087845964
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Scammon Bay

In Scammon Bay in September, humidity is 90%. With an average temperature of 8°C (47°F), this humidity feels like a damp chill enveloping you, making even short walks outside feel uncomfortable and heavy, as if the air is thick with moisture.

September Average Humidity in Scammon Bay

This chart illustrates the average monthly humidity levels in Scammon Bay, 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 Scammon Bay is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec96%95%87%82%85%89%92%92%90%87%89%95%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Scammon Bay

In Scammon Bay in September, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Scammon Bay for better planning.

Maximum UV Index Levels in Scammon Bay for September

The chart shows the monthly maximum UV Index (UVI) for Scammon Bay 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 Scammon Bay typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113456654211
Data source: Scammon Bay 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 Scammon Bay Compares to Other Months

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

This table compares monthly weather conditions in Scammon Bay, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-13°C (8°F)34 mm (1.3 inches)96%low
February Weather-11°C (13°F)59 mm (2.3 inches)95%low
March Weather-8°C (18°F)54 mm (2.1 inches)87%moderate
April Weather-2°C (28°F)40 mm (1.6 inches)82%moderate
May Weather5°C (42°F)55 mm (2.2 inches)85%moderate
June Weather11°C (52°F)56 mm (2.2 inches)89%high
July Weather12°C (54°F)55 mm (2.2 inches)92%high
August Weather11°C (53°F)80 mm (3.1 inches)92%moderate
September Weather8°C (47°F)87 mm (3.4 inches)90%moderate
October Weather3°C (37°F)84 mm (3.3 inches)87%low
November Weather-6°C (22°F)59 mm (2.3 inches)89%low
December Weather-10°C (15°F)64 mm (2.5 inches)95%low

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