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September Weather in Johnson Siding, United States

Last updated: June 24, 2025

In Johnson Siding, United States, the average temperature in September hovers around 14°C (58°F). However, be prepared for a range of conditions, with minimums dipping to -9°C (16°F) and maximums soaring to 34°C (94°F). Expect about 60 mm (2.4 in) of precipitation spread over 8 days, and a notable average humidity of 76%, contributing to the region's distinct climate. Stay comfy and ready for a variety of weather!

September Temperature in Johnson Siding

In September in Johnson Siding, the average temperature is 14°C (58°F), with maximums reaching up to 34°C (94°F) and minimums dropping as low as -9°C (16°F). This wide temperature range suggests that travelers should be prepared for both warm and chilly conditions when visiting during this time.

September Weather in Johnson Siding: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Johnson Siding, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Johnson Siding, September typically has an average temperature of 14°C (58°F), with highs reaching up to 34°C (94°F) and lows dropping to around -9°C (16°F).
JanFebMarAprMayJunJulAugSepOctNovDec252033374862676457413428
Data source: Temperature data for Johnson Siding 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 Johnson Siding

In Johnson Siding in September, the total precipitation amount is 60 mm (2.4 in) spread over the course of 8 days.

September Precipitation Trends in Johnson Siding

The chart displays monthly precipitation patterns in Johnson Siding, 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 Johnson Siding, September typically receives around 60 mm (2.4 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec1935529113710615510160602331
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Johnson Siding

In Johnson Siding in September humidity is 76%. With an average temperature of 14°C (58°F), this humidity feels like a warm, thick blanket wrapping around you, making outdoor activities feel sticky and draining, and prompting travelers to seek shade and stay hydrated often.

September Average Humidity in Johnson Siding

This chart illustrates the average monthly humidity levels in Johnson Siding, 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 Johnson Siding is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec73%78%64%66%74%84%85%85%76%71%73%75%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Johnson Siding

In Johnson Siding 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 Johnson Siding.

Maximum UV Index Levels in Johnson Siding for September

The chart shows the monthly maximum UV Index (UVI) for Johnson Siding 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 Johnson Siding typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356991111108632
Data source: Johnson Siding 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 Johnson Siding Compares to Other Months

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

This table compares monthly weather conditions in Johnson Siding, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (25°F)19 mm (0.7 inches)73%moderate
February Weather-7°C (20°F)35 mm (1.4 inches)78%moderate
March Weather1°C (33°F)52 mm (2.0 inches)64%high
April Weather3°C (38°F)91 mm (3.6 inches)66%very high
May Weather9°C (48°F)137 mm (5.4 inches)74%very high
June Weather17°C (62°F)106 mm (4.2 inches)84%extreme
July Weather20°C (67°F)155 mm (6.1 inches)85%extreme
August Weather18°C (65°F)101 mm (4.0 inches)85%very high
September Weather14°C (58°F)60 mm (2.4 inches)76%very high
October Weather5°C (41°F)60 mm (2.3 inches)71%high
November Weather1°C (34°F)23 mm (0.9 inches)73%moderate
December Weather-2°C (28°F)31 mm (1.2 inches)75%low

Compare Johnson Siding's Climate with Cities Worldwide