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September Weather in Harold, United States

Last updated: June 24, 2025

In Harold, United States, the average temperature in September hovers around 26°C (79°F). During this month, temperatures can range from a cool 12°C (54°F) to a scorching 38°C (101°F). With an average precipitation of 159 mm (6.2 in) over approximately 14 days, and a humidity level of 79%, it's advisable to prepare for a mix of warm days and potential rain.

September Temperature in Harold

In September in Harold, the average temperature is 26°C (79°F). Maximums can reach 38°C (101°F) and minimums can be as low as 12°C (54°F). This makes Harold an ideal destination for travelers seeking warm weather and a variety of outdoor activities.

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

The chart illustrates September temperature patterns in Harold, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Harold, September typically has an average temperature of 26°C (79°F), with highs reaching up to 38°C (101°F) and lows dropping to around 12°C (54°F).
JanFebMarAprMayJunJulAugSepOctNovDec525963677579818179725955
Data source: Temperature data for Harold 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 Harold

In Harold in September, the precipitation amount is 159 mm (6.2 in) during 14 days, indicating a fairly wet period.

September Precipitation Trends in Harold

The chart displays monthly precipitation patterns in Harold, 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 Harold, September typically receives around 159 mm (6.2 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec881317712611520917319515911254124
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Harold

In Harold in September humidity is 79%. With an average temperature of 26°C (79°F), this humidity feels like a warm, sticky embrace that can make outdoor activities feel exhausting. Travelers should be prepared for a heavy air that clings to the skin, making hydration essential while navigating the sights and sounds of the city.

September Average Humidity in Harold

This chart illustrates the average monthly humidity levels in Harold, 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 Harold is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%82%79%77%74%70%78%78%79%74%83%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Harold

In Harold 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 Harold.

Maximum UV Index Levels in Harold for September

The chart shows the monthly maximum UV Index (UVI) for Harold 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 Harold typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec589111111121110864
Data source: Harold 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 Harold Compares to Other Months

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

This table compares monthly weather conditions in Harold, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather11°C (53°F)88 mm (3.5 inches)83%moderate
February Weather15°C (59°F)131 mm (5.1 inches)82%very high
March Weather17°C (63°F)77 mm (3.0 inches)79%very high
April Weather19°C (67°F)125 mm (4.9 inches)77%extreme
May Weather24°C (75°F)115 mm (4.5 inches)74%extreme
June Weather26°C (80°F)209 mm (8.2 inches)70%extreme
July Weather27°C (81°F)173 mm (6.8 inches)78%extreme
August Weather27°C (81°F)195 mm (7.7 inches)78%extreme
September Weather26°C (79°F)159 mm (6.2 inches)79%very high
October Weather22°C (72°F)112 mm (4.4 inches)74%very high
November Weather15°C (59°F)54 mm (2.1 inches)83%high
December Weather13°C (56°F)124 mm (4.9 inches)86%moderate

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