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September Weather in Saint Michaels, United States

Last updated: June 24, 2025

In September, the average temperature in Saint Michaels, United States hovers around 18°C (65°F). Expect a minimum of 0°C (33°F) and a maximum of 33°C (92°F). During this month, you can anticipate about 33 mm (1.3 in) of precipitation spread across 5 days, with an average humidity level of 62%.

September Temperature in Saint Michaels

In September in Saint Michaels, the average temperature is 18°C (65°F). The maximum can reach 33°C (92°F) and the minimum can be as low as 0°C (33°F). Pack accordingly to enjoy a range of activities in comfortable temperatures.

September Weather in Saint Michaels: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Saint Michaels, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint Michaels, September typically has an average temperature of 18°C (65°F), with highs reaching up to 33°C (92°F) and lows dropping to around 0°C (33°F).
JanFebMarAprMayJunJulAugSepOctNovDec293240515971737265524130
Data source: Temperature data for Saint Michaels 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 Saint Michaels

In Saint Michaels in September, the precipitation amount is 33 mm (1.3 in) over the course of 5 days.

September Precipitation Trends in Saint Michaels

The chart displays monthly precipitation patterns in Saint Michaels, 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 Saint Michaels, September typically receives around 33 mm (1.3 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec31364316216482433271929
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Saint Michaels

In Saint Michaels in September, humidity is 62%. With an average temperature of 18°C (65°F), this humidity feels like a warm embrace, making outdoor activities enjoyable yet mildly sticky, perfect for leisurely strolls but a bit challenging for vigorous excursions.

September Average Humidity in Saint Michaels

This chart illustrates the average monthly humidity levels in Saint Michaels, 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 Saint Michaels is approximately 62%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec81%83%71%61%48%36%37%46%62%74%82%82%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Saint Michaels

In Saint Michaels in September, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Saint Michaels.

Maximum UV Index Levels in Saint Michaels for September

The chart shows the monthly maximum UV Index (UVI) for Saint Michaels 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 Saint Michaels typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec589111213131211864
Data source: Saint Michaels 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 Saint Michaels Compares to Other Months

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

This table compares monthly weather conditions in Saint Michaels, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)31 mm (1.2 inches)81%moderate
February Weather0°C (33°F)36 mm (1.4 inches)83%very high
March Weather5°C (40°F)43 mm (1.7 inches)71%very high
April Weather10°C (51°F)16 mm (0.6 inches)61%extreme
May Weather15°C (59°F)21 mm (0.8 inches)48%extreme
June Weather22°C (71°F)6 mm (0.2 inches)36%extreme
July Weather23°C (73°F)48 mm (1.9 inches)37%extreme
August Weather22°C (72°F)24 mm (0.9 inches)46%extreme
September Weather18°C (65°F)33 mm (1.3 inches)62%extreme
October Weather11°C (52°F)26 mm (1.0 inches)74%very high
November Weather5°C (42°F)19 mm (0.7 inches)82%high
December Weather-1°C (31°F)29 mm (1.2 inches)82%moderate

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