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September Weather in Sunray, United States

Last updated: June 24, 2025

In September, the average temperature in Sunray, United States hovers around 22°C (72°F), offering a comfortable climate for outdoor activities. Temperatures can range widely, dipping to a chilly 3°C (37°F), while reaching a scorching 40°C (103°F) at their highest. Expect about 27 mm (1.1 in) of precipitation spread across 5 days, and keep in mind that the average humidity is a moderate 72%.

September Temperature in Sunray

In September, in Sunray, the average temperature is 22°C (72°F). The maximum can reach 40°C (103°F) and the minimum can be as low as 3°C (37°F). Be prepared for a wide range of temperatures when visiting, so pack accordingly!

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

The chart illustrates September temperature patterns in Sunray, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sunray, September typically has an average temperature of 22°C (72°F), with highs reaching up to 40°C (103°F) and lows dropping to around 3°C (37°F).
JanFebMarAprMayJunJulAugSepOctNovDec373850566677807872574740
Data source: Temperature data for Sunray 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 Sunray

In Sunray in September, the precipitation amount is 27 mm (1.1 in) over a period of 5 days.

September Precipitation Trends in Sunray

The chart displays monthly precipitation patterns in Sunray, 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 Sunray, September typically receives around 27 mm (1.1 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec151146397444395627571315
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Sunray

In Sunray in September humidity is 72%. With an average temperature of 22°C (72°F), this humidity feels like you are stepping into a warm, embracing blanket, making traveling feel sweaty and slightly stifling, but the balmy weather is also quite perfect for exploring local attractions.

September Average Humidity in Sunray

This chart illustrates the average monthly humidity levels in Sunray, 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 Sunray is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%76%64%70%78%81%82%78%72%73%81%81%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Sunray

In Sunray in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Sunray.

Maximum UV Index Levels in Sunray for September

The chart shows the monthly maximum UV Index (UVI) for Sunray 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 Sunray typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101112121110754
Data source: Sunray 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 Sunray Compares to Other Months

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

This table compares monthly weather conditions in Sunray, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)15 mm (0.6 inches)75%moderate
February Weather3°C (38°F)11 mm (0.4 inches)76%high
March Weather10°C (50°F)46 mm (1.8 inches)64%very high
April Weather13°C (56°F)39 mm (1.5 inches)70%very high
May Weather19°C (67°F)73 mm (2.9 inches)78%extreme
June Weather25°C (77°F)44 mm (1.7 inches)81%extreme
July Weather27°C (80°F)39 mm (1.5 inches)82%extreme
August Weather26°C (78°F)56 mm (2.2 inches)78%extreme
September Weather22°C (72°F)27 mm (1.1 inches)72%very high
October Weather14°C (58°F)57 mm (2.2 inches)73%high
November Weather9°C (48°F)13 mm (0.5 inches)80%moderate
December Weather4°C (40°F)15 mm (0.6 inches)81%moderate

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