September Weather in Selby-on-the-Bay, United States

Last updated: June 24, 2025

In September, the average temperature in Selby-on-the-Bay, United States hovers around 23°C (73°F). Expect a minimum of 11°C (52°F) and a maximum that can reach up to 32°C (90°F). With an average humidity of 75%, you'll likely experience some warmth and a bit of stickiness. Be prepared for 113 mm (4.5 in) of precipitation over about 10 days, which might just add a refreshing twist to your adventures!

September Temperature in Selby-on-the-Bay

In September in Selby-on-the-Bay, the average temperature is 23°C (73°F), with maximums reaching up to 32°C (90°F) and minimums dipping as low as 11°C (52°F). This mild climate makes Selby-on-the-Bay an ideal destination for travelers seeking pleasant weather and outdoor activities during this time of year.

September Weather in Selby-on-the-Bay: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Selby-on-the-Bay, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Selby-on-the-Bay, September typically has an average temperature of 23°C (73°F), with highs reaching up to 32°C (90°F) and lows dropping to around 11°C (52°F).

Data source: Temperature data for Selby-on-the-Bay generated using information from the Copernicus Climate Change Service.

September Precipitation in Selby-on-the-Bay

In Selby-on-the-Bay in September, the total precipitation amount is 113 mm (4.5 in) over the course of 10 days.

September Precipitation Trends in Selby-on-the-Bay

The chart displays monthly precipitation patterns in Selby-on-the-Bay, 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 Selby-on-the-Bay, September typically receives around 113 mm (4.5 inches) of precipitation spread over approximately 10 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Selby-on-the-Bay

In Selby-on-the-Bay in September, humidity is 75%. With an average temperature of 23°C (73°F), this humidity feels like a warm embrace, making travel slightly uncomfortable yet invigorating as the air wraps around you, creating a sense of walking through a lush, tropical paradise.

September Average Humidity in Selby-on-the-Bay

This chart illustrates the average monthly humidity levels in Selby-on-the-Bay, 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 Selby-on-the-Bay is approximately 75%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Selby-on-the-Bay

In Selby-on-the-Bay in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Selby-on-the-Bay.

Maximum UV Index Levels in Selby-on-the-Bay for September

The chart shows the monthly maximum UV Index (UVI) for Selby-on-the-Bay 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 Selby-on-the-Bay typically reaches 8, which falls under the very high exposure category.

Data source: Selby-on-the-Bay 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 Selby-on-the-Bay Compares to Other Months

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

This table compares monthly weather conditions in Selby-on-the-Bay, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	3°C (37°F)	70 mm (2.7 inches)	84%	moderate
February Weather	5°C (40°F)	116 mm (4.6 inches)	83%	moderate
March Weather	8°C (46°F)	95 mm (3.7 inches)	83%	high
April Weather	13°C (56°F)	110 mm (4.3 inches)	81%	very high
May Weather	18°C (65°F)	138 mm (5.4 inches)	78%	very high
June Weather	24°C (75°F)	102 mm (4.0 inches)	79%	very high
July Weather	27°C (81°F)	174 mm (6.9 inches)	74%	very high
August Weather	26°C (78°F)	159 mm (6.3 inches)	72%	very high
September Weather	23°C (73°F)	113 mm (4.5 inches)	75%	very high
October Weather	17°C (64°F)	127 mm (5.0 inches)	81%	high
November Weather	9°C (49°F)	86 mm (3.4 inches)	85%	moderate
December Weather	5°C (42°F)	109 mm (4.3 inches)	84%	moderate