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September Weather in Napi Headquarters, United States

Last updated: June 24, 2025

In Napi Headquarters, United States, the average temperature in September is a pleasant 21°C (69°F). However, be prepared for a range of temperatures, as it can drop to a chilly 2°C (36°F) at night or soar up to a sweltering 36°C (97°F) during the day. Expect 25 mm (1.0 in) of precipitation over approximately 4 days, with an average humidity of 59% contributing to the overall climate experience.

September Temperature in Napi Headquarters

In September in Napi Headquarters, the average temperature is 21°C (69°F). Maximum temperatures can reach 36°C (97°F), while minimums can drop as low as 2°C (36°F). Be sure to pack for a wide range of temperatures during your travels.

September Weather in Napi Headquarters: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Napi Headquarters, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Napi Headquarters, September typically has an average temperature of 21°C (69°F), with highs reaching up to 36°C (97°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec303545556375797769544331
Data source: Temperature data for Napi Headquarters 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 Napi Headquarters

In Napi Headquarters in September, the precipitation amount is 25 mm (1.0 in) over the course of 4 days.

September Precipitation Trends in Napi Headquarters

The chart displays monthly precipitation patterns in Napi Headquarters, 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 Napi Headquarters, September typically receives around 25 mm (1.0 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec2729371221721725201526
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Napi Headquarters

In Napi Headquarters in September, humidity is 59%. With an average temperature of 21°C (69°F), this humidity feels like a comfortable embrace, making it ideal for exploring local attractions without the discomfort of excessive heat or stickiness.

September Average Humidity in Napi Headquarters

This chart illustrates the average monthly humidity levels in Napi Headquarters, 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 Napi Headquarters is approximately 59%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%86%76%69%53%40%36%44%59%74%83%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Napi Headquarters

In Napi Headquarters 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 Napi Headquarters.

Maximum UV Index Levels in Napi Headquarters for September

The chart shows the monthly maximum UV Index (UVI) for Napi Headquarters 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 Napi Headquarters typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec479111212121110854
Data source: Napi Headquarters 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 Napi Headquarters Compares to Other Months

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

This table compares monthly weather conditions in Napi Headquarters, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)27 mm (1.1 inches)85%moderate
February Weather2°C (36°F)29 mm (1.1 inches)86%high
March Weather7°C (45°F)37 mm (1.5 inches)76%very high
April Weather13°C (55°F)12 mm (0.5 inches)69%extreme
May Weather17°C (64°F)21 mm (0.8 inches)53%extreme
June Weather24°C (76°F)7 mm (0.3 inches)40%extreme
July Weather26°C (80°F)21 mm (0.8 inches)36%extreme
August Weather25°C (78°F)7 mm (0.3 inches)44%extreme
September Weather21°C (69°F)25 mm (1.0 inches)59%very high
October Weather12°C (54°F)20 mm (0.8 inches)74%very high
November Weather6°C (43°F)15 mm (0.6 inches)83%moderate
December Weather0°C (32°F)25 mm (1.0 inches)85%moderate

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