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September Weather in Shell Knob, United States

Last updated: June 24, 2025

In September, the average temperature in Shell Knob, United States is a pleasant 23°C (73°F). Expect a range between a cool 7°C (46°F) and a warm 34°C (94°F). With an average precipitation of 56 mm (2.2 in) spread over 7 days, and humidity levels at around 64%, the weather offers a unique blend that's perfect for both exploration and relaxation.

September Temperature in Shell Knob

In September in Shell Knob, the average temperature is 23°C (73°F), with maximums reaching 34°C (94°F) and minimums dropping as low as 7°C (46°F). This varied climate makes Shell Knob an ideal destination for travelers seeking both warm days and cooler evenings.

September Weather in Shell Knob: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Shell Knob, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Shell Knob, September typically has an average temperature of 23°C (73°F), with highs reaching up to 34°C (94°F) and lows dropping to around 7°C (46°F).
JanFebMarAprMayJunJulAugSepOctNovDec363950566675797673594742
Data source: Temperature data for Shell Knob 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 Shell Knob

In Shell Knob in September, the total precipitation amount is 56 mm (2.2 in) over a period of 7 days.

September Precipitation Trends in Shell Knob

The chart displays monthly precipitation patterns in Shell Knob, 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 Shell Knob, September typically receives around 56 mm (2.2 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec89961531761769690128561537062
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Shell Knob

In Shell Knob in September, humidity is 64%. With an average temperature of 23°C (73°F), this humidity feels like a warm embrace, making travel quite comfortable yet slightly sticky, urging travelers to enjoy leisurely activities early in the day or seek shade during peak hours.

September Average Humidity in Shell Knob

This chart illustrates the average monthly humidity levels in Shell Knob, 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 Shell Knob is approximately 64%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec81%78%76%78%83%83%78%68%64%70%83%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Shell Knob

In Shell Knob in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Shell Knob.

Maximum UV Index Levels in Shell Knob for September

The chart shows the monthly maximum UV Index (UVI) for Shell Knob 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 Shell Knob typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec36810101111109753
Data source: Shell Knob 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 Shell Knob Compares to Other Months

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

This table compares monthly weather conditions in Shell Knob, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (36°F)89 mm (3.5 inches)81%moderate
February Weather4°C (39°F)96 mm (3.8 inches)78%high
March Weather10°C (50°F)152 mm (6.0 inches)76%very high
April Weather13°C (56°F)176 mm (6.9 inches)78%very high
May Weather19°C (67°F)176 mm (6.9 inches)83%very high
June Weather24°C (76°F)96 mm (3.8 inches)83%extreme
July Weather26°C (79°F)90 mm (3.5 inches)78%extreme
August Weather25°C (77°F)128 mm (5.0 inches)68%very high
September Weather23°C (73°F)56 mm (2.2 inches)64%very high
October Weather15°C (59°F)153 mm (6.0 inches)70%high
November Weather8°C (47°F)70 mm (2.8 inches)83%moderate
December Weather6°C (42°F)62 mm (2.4 inches)87%moderate

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