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September Weather in Jamesport, United States

Last updated: June 24, 2025

In September, the average temperature in Jamesport, United States hovers around 21°C (71°F), offering a comfortable climate for exploration. Expect a minimum of 6°C (44°F) and a peak of 33°C (92°F), perfect for enjoying both cooler mornings and warm afternoons. However, be prepared for some rain, as 102 mm (4.0 in) of precipitation can fall over about 8 days, accompanied by an average humidity of 72%.

September Temperature in Jamesport

In September in Jamesport, the average temperature is 21°C (71°F). Maximums can reach 33°C (92°F), while minimums can be as low as 6°C (44°F). Overall, it's a great time to travel to Jamesport for pleasant weather and diverse temperature variations.

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

The chart illustrates September temperature patterns in Jamesport, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jamesport, September typically has an average temperature of 21°C (71°F), with highs reaching up to 33°C (92°F) and lows dropping to around 6°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec283044526576797570554235
Data source: Temperature data for Jamesport 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 Jamesport

In Jamesport in September, the precipitation amount is 102 mm (4.0 in) over the course of 8 days.

September Precipitation Trends in Jamesport

The chart displays monthly precipitation patterns in Jamesport, 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 Jamesport, September typically receives around 102 mm (4.0 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec534310285181144111991021405334
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Jamesport

In Jamesport in September, humidity is 72%. With an average temperature of 21°C (71°F), this humidity feels like a warm embrace, creating a thick, sultry atmosphere that can be quite heavy for traveling.

September Average Humidity in Jamesport

This chart illustrates the average monthly humidity levels in Jamesport, 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 Jamesport is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%78%75%77%82%83%81%78%72%72%84%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Jamesport

In Jamesport 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 Jamesport.

Maximum UV Index Levels in Jamesport for September

The chart shows the monthly maximum UV Index (UVI) for Jamesport 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 Jamesport typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3569101111109643
Data source: Jamesport 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 Jamesport Compares to Other Months

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

This table compares monthly weather conditions in Jamesport, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)53 mm (2.1 inches)80%moderate
February Weather-1°C (30°F)43 mm (1.7 inches)78%moderate
March Weather7°C (44°F)102 mm (4.0 inches)75%high
April Weather11°C (53°F)85 mm (3.3 inches)77%very high
May Weather18°C (65°F)181 mm (7.1 inches)82%very high
June Weather25°C (76°F)144 mm (5.7 inches)83%extreme
July Weather26°C (79°F)111 mm (4.4 inches)81%extreme
August Weather24°C (76°F)99 mm (3.9 inches)78%very high
September Weather21°C (71°F)102 mm (4.0 inches)72%very high
October Weather13°C (56°F)140 mm (5.5 inches)72%high
November Weather5°C (42°F)53 mm (2.1 inches)84%moderate
December Weather2°C (36°F)34 mm (1.3 inches)86%moderate

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