September Weather in Fish Lake, United States

Last updated: June 24, 2025

In Fish Lake, United States, the average temperature in September hovers around 20°C (68°F). However, temperatures can vary significantly, with a minimum of 4°C (39°F) and a maximum soaring to 33°C (92°F). During this month, expect 77 mm (3.0 in) of precipitation spread across approximately 8 days, and a humidity level averaging 78% adds to the climate's character. Enjoy the dynamic weather!

September Temperature in Fish Lake

In September in Fish Lake, the average temperature is 20°C (68°F). Maximum temperatures can reach up to 33°C (92°F), while minimums can drop as low as 4°C (39°F). It's a great time for travelers to enjoy mild weather and plan outdoor activities.

September Weather in Fish Lake: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Fish Lake, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fish Lake, September typically has an average temperature of 20°C (68°F), with highs reaching up to 33°C (92°F) and lows dropping to around 4°C (39°F).

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

September Precipitation in Fish Lake

In Fish Lake in September, the precipitation amount is 77 mm (3.0 in) distributed over 8 days.

September Precipitation Trends in Fish Lake

The chart displays monthly precipitation patterns in Fish Lake, 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 Fish Lake, September typically receives around 77 mm (3.0 inches) of precipitation spread over approximately 8 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 Fish Lake

In Fish Lake in September humidity is 78%. With an average temperature of 20°C (68°F), this humidity feels like a warm, enveloping blanket that makes exploring the sights a bit sticky, so travelers should stay hydrated and take frequent breaks in the shade.

September Average Humidity in Fish Lake

This chart illustrates the average monthly humidity levels in Fish Lake, 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 Fish Lake is approximately 78%, 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 Fish Lake

In Fish Lake 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 Fish Lake.

Maximum UV Index Levels in Fish Lake for September

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

Data source: Fish Lake 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 Fish Lake Compares to Other Months

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

This table compares monthly weather conditions in Fish Lake, 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 (28°F)	72 mm (2.8 inches)	85%	moderate
February Weather	-2°C (29°F)	74 mm (2.9 inches)	85%	moderate
March Weather	4°C (40°F)	103 mm (4.1 inches)	86%	high
April Weather	9°C (49°F)	108 mm (4.2 inches)	87%	very high
May Weather	16°C (62°F)	167 mm (6.6 inches)	81%	very high
June Weather	22°C (72°F)	135 mm (5.3 inches)	82%	very high
July Weather	24°C (76°F)	120 mm (4.7 inches)	81%	very high
August Weather	23°C (73°F)	113 mm (4.4 inches)	79%	very high
September Weather	20°C (68°F)	77 mm (3.0 inches)	78%	very high
October Weather	13°C (55°F)	125 mm (4.9 inches)	81%	high
November Weather	4°C (40°F)	75 mm (3.0 inches)	89%	moderate
December Weather	1°C (34°F)	62 mm (2.4 inches)	86%	moderate