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September Weather in Humboldt Hill, United States

Last updated: June 24, 2025

In September, the average temperature in Humboldt Hill, United States hovers around 15°C (59°F), with a range that can dip to a comfortable 10°C (50°F) and peak at a warm 29°C (84°F). Expect about 27 mm (1.0 in) of precipitation over 3 days, while the average humidity lingers at 62%. Perfect weather for exploring!

September Temperature in Humboldt Hill

In September in Humboldt Hill, the average temperature is 15°C (59°F), with maximums reaching up to 29°C (84°F) and minimums dropping as low as 10°C (50°F). This pleasant climate makes Humboldt Hill an ideal destination for travelers seeking comfortable weather.

September Weather in Humboldt Hill: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Humboldt Hill, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Humboldt Hill, September typically has an average temperature of 15°C (59°F), with highs reaching up to 29°C (84°F) and lows dropping to around 10°C (50°F).
JanFebMarAprMayJunJulAugSepOctNovDec504848505255565859555250
Data source: Temperature data for Humboldt Hill 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 Humboldt Hill

In Humboldt Hill in September, the precipitation amount is 27 mm (1.0 in) over the course of 3 days.

September Precipitation Trends in Humboldt Hill

The chart displays monthly precipitation patterns in Humboldt Hill, 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 Humboldt Hill, September typically receives around 27 mm (1.0 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec2112001641016024772753117161
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Humboldt Hill

In Humboldt Hill in September humidity is 62%. With an average temperature of 15°C (59°F), this humidity feels like a refreshing embrace, making it ideal for leisurely strolls and explorations without feeling overly hot or sticky.

September Average Humidity in Humboldt Hill

This chart illustrates the average monthly humidity levels in Humboldt Hill, 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 Humboldt Hill is approximately 62%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%85%82%81%79%70%60%62%72%87%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Humboldt Hill

In Humboldt Hill in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Humboldt Hill.

Maximum UV Index Levels in Humboldt Hill for September

The chart shows the monthly maximum UV Index (UVI) for Humboldt Hill 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 Humboldt Hill typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3478101110108642
Data source: Humboldt Hill 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 Humboldt Hill Compares to Other Months

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

This table compares monthly weather conditions in Humboldt Hill, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather10°C (50°F)211 mm (8.3 inches)86%moderate
February Weather9°C (48°F)200 mm (7.9 inches)85%moderate
March Weather9°C (49°F)164 mm (6.5 inches)85%high
April Weather10°C (51°F)101 mm (4.0 inches)82%very high
May Weather11°C (52°F)60 mm (2.4 inches)81%very high
June Weather13°C (55°F)23 mm (0.9 inches)79%extreme
July Weather13°C (56°F)7 mm (0.3 inches)70%very high
August Weather14°C (58°F)7 mm (0.3 inches)60%very high
September Weather15°C (59°F)27 mm (1.0 inches)62%very high
October Weather13°C (55°F)53 mm (2.1 inches)72%high
November Weather11°C (52°F)117 mm (4.6 inches)87%moderate
December Weather10°C (50°F)161 mm (6.3 inches)86%low

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