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September Weather in Fairchild, United States

Last updated: June 24, 2025

In September, the average temperature in Fairchild, United States hovers around 17°C (63°F). Visitors can expect a temperature range from a chilly 1°C (34°F) to a warm 33°C (92°F). With an average precipitation of 102 mm (4.0 in) spread over approximately 10 days, it's wise to pack an umbrella. Additionally, the humidity level is quite high at 80%, creating a tropical atmosphere.

September Temperature in Fairchild

In September in Fairchild, the average temperature is 17°C (63°F). Maximum temperatures can reach up to 33°C (92°F), while minimums can drop as low as 1°C (34°F). This variation in temperature makes it essential to pack a versatile wardrobe for your travels.

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

The chart illustrates September temperature patterns in Fairchild, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fairchild, September typically has an average temperature of 17°C (63°F), with highs reaching up to 33°C (92°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec181834445869736963483425
Data source: Temperature data for Fairchild 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 Fairchild

In Fairchild in September, the total precipitation amount is 102 mm (4.0 in) falling over the course of 10 days.

September Precipitation Trends in Fairchild

The chart displays monthly precipitation patterns in Fairchild, 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 Fairchild, September typically receives around 102 mm (4.0 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec335257981331481161441021225450
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Fairchild

In Fairchild in September humidity is 80%. With an average temperature of 17°C (63°F), this humidity feels like you're walking through a thick, warm blanket, making travel feel slightly stifling and requiring frequent breaks to stay comfortable.

September Average Humidity in Fairchild

This chart illustrates the average monthly humidity levels in Fairchild, 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 Fairchild is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%89%86%85%79%80%80%78%80%84%89%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Fairchild

In Fairchild 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 Fairchild.

Maximum UV Index Levels in Fairchild for September

The chart shows the monthly maximum UV Index (UVI) for Fairchild 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 Fairchild typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2458810997532
Data source: Fairchild 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 Fairchild Compares to Other Months

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

This table compares monthly weather conditions in Fairchild, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (18°F)33 mm (1.3 inches)88%low
February Weather-8°C (19°F)52 mm (2.0 inches)89%moderate
March Weather1°C (34°F)57 mm (2.2 inches)86%moderate
April Weather6°C (44°F)98 mm (3.9 inches)85%very high
May Weather15°C (59°F)133 mm (5.2 inches)79%very high
June Weather21°C (69°F)148 mm (5.8 inches)80%very high
July Weather23°C (73°F)116 mm (4.6 inches)80%very high
August Weather21°C (69°F)144 mm (5.7 inches)78%very high
September Weather17°C (63°F)102 mm (4.0 inches)80%high
October Weather9°C (49°F)122 mm (4.8 inches)84%moderate
November Weather1°C (34°F)54 mm (2.1 inches)89%moderate
December Weather-4°C (25°F)50 mm (2.0 inches)85%low

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