September Weather in Moriarty, United States

Last updated: June 24, 2025

In Moriarty, United States, the average temperature in September is a pleasant 19°C (67°F). However, temperatures can fluctuate, with a minimum of 0°C (33°F) and a maximum soaring to 33°C (92°F). Expect a total precipitation of 30 mm (1.2 in) spread over 4 days, contributing to an average humidity of 72%.

September Temperature in Moriarty

In September in Moriarty, the average temperature is 19°C (67°F). Maximum temperatures can reach 33°C (92°F), while minimums can drop as low as 0°C (33°F). This makes Moriarty a versatile destination for travelers, offering mild days and cool nights perfect for outdoor exploration.

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

The chart illustrates September temperature patterns in Moriarty, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Moriarty, September typically has an average temperature of 19°C (67°F), with highs reaching up to 33°C (92°F) and lows dropping to around 0°C (33°F).

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

September Precipitation in Moriarty

In Moriarty in September, the precipitation amount is 30 mm (1.2 in) over the course of 4 days.

September Precipitation Trends in Moriarty

The chart displays monthly precipitation patterns in Moriarty, 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 Moriarty, September typically receives around 30 mm (1.2 inches) of precipitation spread over approximately 4 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 Moriarty

In Moriarty in September, humidity is 72%. With an average temperature of 19°C (67°F), this humidity feels like a warm, damp blanket enveloping you, making outdoor activities a bit more challenging but also giving the air a refreshing quality that's invigorating for short excursions.

September Average Humidity in Moriarty

This chart illustrates the average monthly humidity levels in Moriarty, 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 Moriarty is approximately 72%, 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 Moriarty

In Moriarty in September, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Moriarty.

Maximum UV Index Levels in Moriarty for September

The chart shows the monthly maximum UV Index (UVI) for Moriarty 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 Moriarty typically reaches 11, which falls under the extreme exposure category.

Data source: Moriarty 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 Moriarty Compares to Other Months

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

This table compares monthly weather conditions in Moriarty, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	1°C (33°F)	21 mm (0.8 inches)	78%	moderate
February Weather	2°C (36°F)	20 mm (0.8 inches)	79%	high
March Weather	7°C (45°F)	19 mm (0.8 inches)	66%	very high
April Weather	11°C (53°F)	27 mm (1.0 inches)	60%	extreme
May Weather	17°C (62°F)	23 mm (0.9 inches)	57%	extreme
June Weather	22°C (72°F)	24 mm (0.9 inches)	55%	extreme
July Weather	23°C (74°F)	41 mm (1.6 inches)	56%	extreme
August Weather	22°C (72°F)	36 mm (1.4 inches)	65%	extreme
September Weather	19°C (67°F)	30 mm (1.2 inches)	72%	extreme
October Weather	12°C (54°F)	38 mm (1.5 inches)	78%	very high
November Weather	6°C (44°F)	17 mm (0.7 inches)	81%	high
December Weather	2°C (36°F)	14 mm (0.6 inches)	79%	moderate