September Weather in Muncy, United States

Last updated: June 24, 2025

In September, the average temperature in Muncy, United States hovers around 19°C (66°F), with a minimum of 2°C (35°F) and a maximum soaring to 33°C (91°F). Prepare for 114 mm (4.5 in) of precipitation spread over 10 days, contributing to an average humidity of 66%. Stay comfortable and ready for the varied weather conditions!

September Temperature in Muncy

In September in Muncy, the average temperature is 19°C (66°F), with maximums reaching 33°C (91°F) and minimums dropping as low as 2°C (35°F). This wide range in temperature makes it essential for travelers to pack both light clothing for the warm days and warmer layers for the cooler nights.

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

The chart illustrates September temperature patterns in Muncy, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Muncy, September typically has an average temperature of 19°C (66°F), with highs reaching up to 33°C (91°F) and lows dropping to around 2°C (35°F).

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

September Precipitation in Muncy

In Muncy in September, the precipitation amount is 114 mm (4.5 in) over a period of 10 days.

September Precipitation Trends in Muncy

The chart displays monthly precipitation patterns in Muncy, 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 Muncy, September typically receives around 114 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 Muncy

In Muncy in September, humidity is 66%. With an average temperature of 19°C (66°F), this humidity feels like a warm, cozy embrace, creating an inviting atmosphere for exploring the local sights while ensuring you stay hydrated and comfortable throughout your adventures.

September Average Humidity in Muncy

This chart illustrates the average monthly humidity levels in Muncy, 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 Muncy is approximately 66%, 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 Muncy

In Muncy 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 Muncy.

Maximum UV Index Levels in Muncy for September

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

Data source: Muncy 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 Muncy Compares to Other Months

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

This table compares monthly weather conditions in Muncy, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-2°C (29°F)	79 mm (3.1 inches)	87%	moderate
February Weather	0°C (31°F)	104 mm (4.1 inches)	85%	moderate
March Weather	3°C (38°F)	92 mm (3.6 inches)	85%	high
April Weather	9°C (49°F)	118 mm (4.6 inches)	83%	very high
May Weather	15°C (60°F)	137 mm (5.4 inches)	75%	very high
June Weather	20°C (69°F)	99 mm (3.9 inches)	73%	very high
July Weather	23°C (74°F)	132 mm (5.2 inches)	65%	very high
August Weather	22°C (72°F)	116 mm (4.6 inches)	62%	very high
September Weather	19°C (66°F)	114 mm (4.5 inches)	66%	very high
October Weather	13°C (55°F)	137 mm (5.4 inches)	79%	high
November Weather	5°C (41°F)	102 mm (4.0 inches)	87%	moderate
December Weather	1°C (34°F)	101 mm (4.0 inches)	85%	low