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September Weather in Glen Raven, United States

Last updated: June 24, 2025

In Glen Raven, United States, the average temperature in September hovers around 23°C (73°F), with extremes ranging from a chilly 7°C (44°F) to a sweltering 36°C (96°F). Expect 128 mm (5.0 in) of precipitation over approximately 10 days, contributing to an average humidity of 79%.

September Temperature in Glen Raven

In September in Glen Raven, the average temperature is 23°C (73°F). Maximum temperatures can reach 36°C (96°F), while minimums can drop to as low as 7°C (44°F). Be prepared for a mix of warm days and cooler evenings when traveling to Glen Raven during this time.

September Weather in Glen Raven: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Glen Raven, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Glen Raven, September typically has an average temperature of 23°C (73°F), with highs reaching up to 36°C (96°F) and lows dropping to around 7°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec424752616975807873645045
Data source: Temperature data for Glen Raven 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 Glen Raven

In Glen Raven in September, the total precipitation amount is 128 mm (5.0 in) recorded over a span of 10 days.

September Precipitation Trends in Glen Raven

The chart displays monthly precipitation patterns in Glen Raven, 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 Glen Raven, September typically receives around 128 mm (5.0 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec88117821071191081061301289178106
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Glen Raven

In Glen Raven in September humidity is 79%. With an average temperature of 23°C (73°F), this humidity feels like a warm embrace that clings to the skin, making travel feel both invigorating and slightly exhausting as the air wraps around you like a damp blanket.

September Average Humidity in Glen Raven

This chart illustrates the average monthly humidity levels in Glen Raven, 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 Glen Raven is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%82%81%80%81%81%81%80%79%80%86%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Glen Raven

In Glen Raven in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Glen Raven.

Maximum UV Index Levels in Glen Raven for September

The chart shows the monthly maximum UV Index (UVI) for Glen Raven 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 Glen Raven typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46810111111109853
Data source: Glen Raven 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 Glen Raven Compares to Other Months

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

This table compares monthly weather conditions in Glen Raven, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)88 mm (3.5 inches)85%moderate
February Weather8°C (47°F)117 mm (4.6 inches)82%high
March Weather11°C (52°F)82 mm (3.2 inches)81%very high
April Weather16°C (61°F)107 mm (4.2 inches)80%very high
May Weather21°C (70°F)119 mm (4.7 inches)81%extreme
June Weather24°C (76°F)108 mm (4.2 inches)81%extreme
July Weather27°C (80°F)106 mm (4.2 inches)81%extreme
August Weather25°C (78°F)130 mm (5.1 inches)80%very high
September Weather23°C (73°F)128 mm (5.0 inches)79%very high
October Weather18°C (64°F)91 mm (3.6 inches)80%very high
November Weather10°C (50°F)78 mm (3.1 inches)85%moderate
December Weather7°C (46°F)106 mm (4.2 inches)86%moderate

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