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September Weather in Moapa Valley, United States

Last updated: June 24, 2025

In September, the average temperature in Moapa Valley, United States is a warm 29°C (85°F), making it a delightful time to enjoy the outdoors. However, temperatures can vary significantly, with a minimum of 11°C (53°F) and soaring up to a sweltering 46°C (115°F). Expect light rain, with an average precipitation of only 5 mm (0.2 in) over the course of 1 day. Humidity levels hover around 47%, providing a comfortable atmosphere for visitors and residents alike.

September Temperature in Moapa Valley

In September in Moapa Valley, the average temperature is 29°C (85°F). Maximums can reach 46°C (115°F) and minimums can be as low as 11°C (53°F). Ensure to pack for warm days and cool nights when planning your travel.

September Weather in Moapa Valley: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Moapa Valley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Moapa Valley, September typically has an average temperature of 29°C (85°F), with highs reaching up to 46°C (115°F) and lows dropping to around 11°C (53°F).
JanFebMarAprMayJunJulAugSepOctNovDec485160707790949385695948
Data source: Temperature data for Moapa Valley 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 Moapa Valley

In Moapa Valley in September, the precipitation amount is 5 mm (0.2 in) over a duration of 1 day.

September Precipitation Trends in Moapa Valley

The chart displays monthly precipitation patterns in Moapa Valley, 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 Moapa Valley, September typically receives around 5 mm (0.2 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec232421570158581918
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Moapa Valley

In Moapa Valley in September humidity is 47%. With an average temperature of 29°C (85°F), this humidity feels like a warm embrace that gently wraps around you, making outdoor activities enjoyable yet slightly sticky. Be prepared to stay hydrated and wear lightweight clothing for a comfortable travel experience.

September Average Humidity in Moapa Valley

This chart illustrates the average monthly humidity levels in Moapa Valley, 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 Moapa Valley is approximately 47%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%82%72%62%45%34%30%31%47%62%77%80%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Moapa Valley

In Moapa Valley 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 Moapa Valley.

Maximum UV Index Levels in Moapa Valley for September

The chart shows the monthly maximum UV Index (UVI) for Moapa Valley 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 Moapa Valley typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101112121110753
Data source: Moapa Valley 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 Moapa Valley Compares to Other Months

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

This table compares monthly weather conditions in Moapa Valley, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather9°C (48°F)23 mm (0.9 inches)80%moderate
February Weather11°C (52°F)24 mm (0.9 inches)82%high
March Weather15°C (60°F)20 mm (0.8 inches)72%very high
April Weather21°C (70°F)5 mm (0.2 inches)62%very high
May Weather25°C (78°F)7 mm (0.3 inches)45%extreme
June Weather32°C (90°F)0 mm (0.0 inches)34%extreme
July Weather35°C (95°F)15 mm (0.6 inches)30%extreme
August Weather34°C (94°F)8 mm (0.3 inches)31%extreme
September Weather29°C (85°F)5 mm (0.2 inches)47%very high
October Weather21°C (69°F)8 mm (0.3 inches)62%high
November Weather15°C (59°F)19 mm (0.7 inches)77%moderate
December Weather9°C (48°F)18 mm (0.7 inches)80%moderate

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