September Weather in Britt, United States

Last updated: June 24, 2025

In Britt, United States, the average temperature in September is a comfortable 19°C (66°F). However, visitors should be prepared for temperature variations, as it can dip to a chilly 3°C (37°F) or rise to a warm 34°C (93°F). With 118 mm (4.6 in) of precipitation spread over 10 days, it's wise to pack an umbrella. Additionally, expect an average humidity of 75%, adding a layer of warmth to the atmosphere.

September Temperature in Britt

In September in Britt, the average temperature is 19°C (66°F). Maximums can reach 34°C (93°F), while minimums can drop to as low as 3°C (37°F). Be prepared for a mix of warm days and cooler nights when traveling to Britt during this month.

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

The chart illustrates September temperature patterns in Britt, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Britt, September typically has an average temperature of 19°C (66°F), with highs reaching up to 34°C (93°F) and lows dropping to around 3°C (37°F).

Data source: Temperature data for Britt generated using information from the Copernicus Climate Change Service.

September Precipitation in Britt

In Britt in September, the total precipitation amount is 118 mm (4.6 in) over a span of 10 days.

September Precipitation Trends in Britt

The chart displays monthly precipitation patterns in Britt, 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 Britt, September typically receives around 118 mm (4.6 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 Britt

In Britt in September humidity is 75%. With an average temperature of 19°C (66°F), this humidity feels like a warm, enveloping blanket, making it slightly uncomfortable for traveling as you navigate through the thick, muggy air.

September Average Humidity in Britt

This chart illustrates the average monthly humidity levels in Britt, 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 Britt 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 Britt

In Britt 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 Britt.

Maximum UV Index Levels in Britt for September

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

Data source: Britt 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 Britt Compares to Other Months

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

This table compares monthly weather conditions in Britt, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-7°C (19°F)	33 mm (1.3 inches)	82%	moderate
February Weather	-8°C (19°F)	47 mm (1.9 inches)	84%	moderate
March Weather	2°C (36°F)	73 mm (2.9 inches)	80%	moderate
April Weather	8°C (46°F)	84 mm (3.3 inches)	81%	very high
May Weather	16°C (60°F)	165 mm (6.5 inches)	74%	very high
June Weather	23°C (73°F)	117 mm (4.6 inches)	80%	extreme
July Weather	24°C (75°F)	98 mm (3.8 inches)	80%	very high
August Weather	22°C (71°F)	119 mm (4.7 inches)	77%	very high
September Weather	19°C (66°F)	118 mm (4.6 inches)	75%	very high
October Weather	10°C (50°F)	113 mm (4.4 inches)	80%	moderate
November Weather	2°C (36°F)	46 mm (1.8 inches)	87%	moderate
December Weather	-3°C (28°F)	38 mm (1.5 inches)	83%	moderate