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September Weather in Dawson, United States

Last updated: June 24, 2025

In September, the average temperature in Dawson, United States hovers around 26°C (79°F). However, be prepared for a range of conditions, as temperatures can dip to a minimum of 13°C (55°F) and soar to a maximum of 37°C (99°F). Expect about 108 mm (4.3 in) of precipitation spread over 10 days, and note that the average humidity is a humid 83%. Stay hydrated and enjoy your time in this vibrant locale!

September Temperature in Dawson

In September in Dawson, the average temperature is 26°C (79°F). The maximum can reach 37°C (99°F), while the minimum can be as low as 13°C (55°F). This temperature range makes Dawson an ideal destination for travelers looking to enjoy warm weather while still having comfortable cooler evenings.

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

The chart illustrates September temperature patterns in Dawson, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dawson, September typically has an average temperature of 26°C (79°F), with highs reaching up to 37°C (99°F) and lows dropping to around 13°C (55°F).
JanFebMarAprMayJunJulAugSepOctNovDec515761667579828179715853
Data source: Temperature data for Dawson 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 Dawson

In Dawson in September, the total precipitation amount is 108 mm (4.3 in) spread over a duration of 10 days.

September Precipitation Trends in Dawson

The chart displays monthly precipitation patterns in Dawson, 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 Dawson, September typically receives around 108 mm (4.3 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec86118891128610411911310810454129
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Dawson

In Dawson in September, humidity is 83%. With an average temperature of 26°C (79°F), this humidity feels like a heavy blanket enveloping you, making travel an exercise in endurance as the air clings to your skin and saps your energy.

September Average Humidity in Dawson

This chart illustrates the average monthly humidity levels in Dawson, 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 Dawson is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%82%80%76%73%74%80%79%83%77%84%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Dawson

In Dawson 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 Dawson.

Maximum UV Index Levels in Dawson for September

The chart shows the monthly maximum UV Index (UVI) for Dawson 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 Dawson typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec589101111111110864
Data source: Dawson 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 Dawson Compares to Other Months

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

This table compares monthly weather conditions in Dawson, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather10°C (51°F)85 mm (3.4 inches)85%moderate
February Weather14°C (57°F)118 mm (4.6 inches)82%very high
March Weather16°C (62°F)89 mm (3.5 inches)80%very high
April Weather19°C (67°F)112 mm (4.4 inches)76%very high
May Weather24°C (75°F)86 mm (3.4 inches)73%extreme
June Weather26°C (80°F)104 mm (4.1 inches)74%extreme
July Weather28°C (82°F)119 mm (4.7 inches)80%extreme
August Weather27°C (82°F)113 mm (4.4 inches)79%extreme
September Weather26°C (79°F)108 mm (4.3 inches)83%very high
October Weather22°C (71°F)104 mm (4.1 inches)77%very high
November Weather14°C (58°F)54 mm (2.1 inches)84%high
December Weather12°C (53°F)129 mm (5.1 inches)88%moderate

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