September Weather in Sanford, United States

Last updated: June 24, 2025

In Sanford, United States, the average temperature in September hovers around 17°C (63°F). Expect a chilly minimum reaching 0°C (32°F) and a warm maximum of 35°C (95°F). During this month, you can anticipate about 88 mm (3.5 in) of precipitation spread over 10 days, with humidity levels averaging 80%.

September Temperature in Sanford

In September in Sanford, the average temperature is 17°C (63°F). Maximum temperatures can reach 35°C (95°F), while minimums can drop to as low as 0°C (32°F). This variability makes it essential to pack a range of clothing options for your travels.

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

The chart illustrates September temperature patterns in Sanford, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sanford, September typically has an average temperature of 17°C (63°F), with highs reaching up to 35°C (95°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec242434455868747163513730
Data source: Temperature data for Sanford generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Sanford

In Sanford in September, the precipitation amount is 88 mm (3.5 in) spread over a duration of 10 days.

September Precipitation Trends in Sanford

The chart displays monthly precipitation patterns in Sanford, 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 Sanford, September typically receives around 88 mm (3.5 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec535556841131047194881265663
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Sanford

In Sanford in September humidity is 80%. With an average temperature of 17°C (63°F), this humidity feels like you're walking through a thick, warm blanket, making travel feel slightly stifling and requiring frequent breaks to stay comfortable.

September Average Humidity in Sanford

This chart illustrates the average monthly humidity levels in Sanford, 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 Sanford is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%85%86%80%80%80%81%80%84%90%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Sanford

In Sanford in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Sanford.

Maximum UV Index Levels in Sanford for September

The chart shows the monthly maximum UV Index (UVI) for Sanford 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 Sanford typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2458910997532
Data source: Sanford 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 Sanford Compares to Other Months

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

This table compares monthly weather conditions in Sanford, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (24°F)53 mm (2.1 inches)88%low
February Weather-4°C (25°F)55 mm (2.1 inches)87%moderate
March Weather1°C (35°F)56 mm (2.2 inches)85%moderate
April Weather7°C (45°F)84 mm (3.3 inches)86%very high
May Weather14°C (58°F)113 mm (4.4 inches)80%very high
June Weather20°C (68°F)104 mm (4.1 inches)80%very high
July Weather23°C (74°F)71 mm (2.8 inches)80%very high
August Weather21°C (71°F)94 mm (3.7 inches)80%very high
September Weather17°C (63°F)88 mm (3.5 inches)80%high
October Weather11°C (52°F)126 mm (5.0 inches)84%moderate
November Weather3°C (37°F)56 mm (2.2 inches)89%moderate
December Weather-1°C (30°F)63 mm (2.5 inches)86%low

Compare Sanford's Climate with Cities Worldwide