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September Weather in Medford, United States

Last updated: June 24, 2025

In Medford, United States, the average temperature in September is a pleasant 24°C (75°F). However, temperatures can fluctuate significantly, ranging from a cool 6°C (43°F) to a scorching 38°C (100°F). Expect some rainfall, with 72 mm (2.8 in) of precipitation spread over about 7 days. The average humidity stands at 67%, adding to the region's comfort and charm.

September Temperature in Medford

In September in Medford, the average temperature is 24°C (75°F). Maximums can reach 38°C (100°F), and minimums can be as low as 6°C (43°F). This climate makes Medford a great destination for travelers seeking warm days and cool nights.

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

The chart illustrates September temperature patterns in Medford, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Medford, September typically has an average temperature of 24°C (75°F), with highs reaching up to 38°C (100°F) and lows dropping to around 6°C (43°F).
JanFebMarAprMayJunJulAugSepOctNovDec363751586879838075604841
Data source: Temperature data for Medford 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 Medford

In Medford in September, the total precipitation amount is 72 mm (2.8 in) over the course of 7 days.

September Precipitation Trends in Medford

The chart displays monthly precipitation patterns in Medford, 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 Medford, September typically receives around 72 mm (2.8 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec422980831661325092721102428
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Medford

In Medford in September humidity is 67%. With an average temperature of 24°C (75°F), this humidity feels like a warm and sticky embrace, making traveling a bit uncomfortable as you find yourself seeking shade and refreshing drinks more often.

September Average Humidity in Medford

This chart illustrates the average monthly humidity levels in Medford, 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 Medford is approximately 67%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%76%67%70%82%82%81%76%67%72%80%83%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Medford

In Medford 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 Medford.

Maximum UV Index Levels in Medford for September

The chart shows the monthly maximum UV Index (UVI) for Medford 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 Medford typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec36710101111109753
Data source: Medford 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 Medford Compares to Other Months

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

This table compares monthly weather conditions in Medford, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (37°F)42 mm (1.6 inches)75%moderate
February Weather3°C (38°F)29 mm (1.1 inches)76%high
March Weather11°C (52°F)80 mm (3.2 inches)67%high
April Weather14°C (58°F)83 mm (3.3 inches)70%very high
May Weather20°C (69°F)166 mm (6.5 inches)82%very high
June Weather26°C (80°F)132 mm (5.2 inches)82%extreme
July Weather28°C (83°F)50 mm (2.0 inches)81%extreme
August Weather27°C (80°F)92 mm (3.6 inches)76%very high
September Weather24°C (75°F)72 mm (2.8 inches)67%very high
October Weather16°C (60°F)110 mm (4.3 inches)72%high
November Weather9°C (48°F)24 mm (0.9 inches)80%moderate
December Weather5°C (41°F)28 mm (1.1 inches)83%moderate

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