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September Weather in Clovis, United States

Last updated: June 24, 2025

In September, the average temperature in Clovis, United States is a pleasant 22°C (71°F). However, temperatures can vary, with a minimum of 2°C (36°F) and soaring up to a maximum of 36°C (98°F). Expect around 35 mm (1.4 in) of precipitation spread over about 6 days, along with an average humidity level of 76%.

September Temperature in Clovis

In September, in Clovis, the average temperature is 22°C (71°F). Maximums can reach 36°C (98°F), and minimums can be as low as 2°C (36°F). It's advisable to pack for both warm days and cooler nights while traveling during this time.

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

The chart illustrates September temperature patterns in Clovis, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Clovis, September typically has an average temperature of 22°C (71°F), with highs reaching up to 36°C (98°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec394252586877797771584841
Data source: Temperature data for Clovis 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 Clovis

In Clovis in September, the total precipitation amount is 35 mm (1.4 in) spread over a period of 6 days.

September Precipitation Trends in Clovis

The chart displays monthly precipitation patterns in Clovis, 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 Clovis, September typically receives around 35 mm (1.4 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec18123019344428503555127
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Clovis

In Clovis in September, humidity is 76%. With an average temperature of 22°C (71°F), this humidity feels like traveling through a warm, dense mist that clings to your skin, making every step feel heavier and the air seem thicker, which can be quite draining for outdoor activities.

September Average Humidity in Clovis

This chart illustrates the average monthly humidity levels in Clovis, 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 Clovis is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec74%75%61%62%69%74%75%78%76%76%80%77%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Clovis

In Clovis 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 Clovis.

Maximum UV Index Levels in Clovis for September

The chart shows the monthly maximum UV Index (UVI) for Clovis 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 Clovis typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec579111212121210864
Data source: Clovis 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 Clovis Compares to Other Months

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

This table compares monthly weather conditions in Clovis, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)18 mm (0.7 inches)74%moderate
February Weather6°C (42°F)12 mm (0.5 inches)75%high
March Weather11°C (52°F)30 mm (1.2 inches)61%very high
April Weather15°C (59°F)19 mm (0.7 inches)61%extreme
May Weather20°C (69°F)34 mm (1.3 inches)69%extreme
June Weather25°C (77°F)44 mm (1.7 inches)74%extreme
July Weather26°C (79°F)28 mm (1.1 inches)75%extreme
August Weather25°C (77°F)50 mm (2.0 inches)78%extreme
September Weather22°C (71°F)35 mm (1.4 inches)76%very high
October Weather14°C (58°F)55 mm (2.2 inches)76%very high
November Weather9°C (49°F)12 mm (0.5 inches)80%high
December Weather5°C (42°F)7 mm (0.3 inches)77%moderate

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