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September Weather in Bolivar, United States

Last updated: June 24, 2025

In Bolivar, United States, the average temperature in September hovers around 24°C (75°F). You'll experience a minimum temperature of 10°C (50°F) and a sweltering maximum of 36°C (97°F). Expect about 124 mm (4.9 in) of precipitation over 7 days, contributing to an average humidity level of 70%.

September Temperature in Bolivar

In September in Bolivar, the average temperature is 24°C (75°F). The maximum can reach 36°C (97°F), while the minimum can be as low as 10°C (50°F). Whether you're looking to enjoy warm days or cool evenings, this climate provides a comfortable backdrop for exploring and enjoying all that Bolivar has to offer.

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

The chart illustrates September temperature patterns in Bolivar, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bolivar, September typically has an average temperature of 24°C (75°F), with highs reaching up to 36°C (97°F) and lows dropping to around 10°C (50°F).
JanFebMarAprMayJunJulAugSepOctNovDec424655607178817975645046
Data source: Temperature data for Bolivar 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 Bolivar

In Bolivar in September, the precipitation amount is 124 mm (4.9 in) over the course of 7 days.

September Precipitation Trends in Bolivar

The chart displays monthly precipitation patterns in Bolivar, 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 Bolivar, September typically receives around 124 mm (4.9 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec10117215914210410914312312410975146
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Bolivar

In Bolivar in September, humidity is 70%. With an average temperature of 24°C (75°F), this humidity feels like a warm, heavy blanket wrapping around you, making outdoor activities a bit sluggish and sticky, ideal for leisurely strolls but requiring plenty of hydration.

September Average Humidity in Bolivar

This chart illustrates the average monthly humidity levels in Bolivar, 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 Bolivar is approximately 70%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%84%81%83%83%80%74%70%73%85%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Bolivar

In Bolivar 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 Bolivar.

Maximum UV Index Levels in Bolivar for September

The chart shows the monthly maximum UV Index (UVI) for Bolivar 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 Bolivar typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46810111111109753
Data source: Bolivar 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 Bolivar Compares to Other Months

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

This table compares monthly weather conditions in Bolivar, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (42°F)101 mm (4.0 inches)86%moderate
February Weather8°C (46°F)172 mm (6.8 inches)85%high
March Weather13°C (55°F)159 mm (6.3 inches)84%very high
April Weather16°C (61°F)142 mm (5.6 inches)81%very high
May Weather22°C (71°F)104 mm (4.1 inches)83%extreme
June Weather25°C (78°F)109 mm (4.3 inches)83%extreme
July Weather27°C (81°F)142 mm (5.6 inches)80%extreme
August Weather26°C (79°F)123 mm (4.8 inches)73%very high
September Weather24°C (75°F)124 mm (4.9 inches)70%very high
October Weather18°C (64°F)109 mm (4.3 inches)73%high
November Weather10°C (50°F)75 mm (3.0 inches)85%moderate
December Weather8°C (47°F)146 mm (5.7 inches)88%moderate

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