November Weather in Fairfax, United States

Last updated: June 24, 2025

In November, the average temperature in Fairfax, United States is a comfortable 14°C (57°F). However, it can swing between a chilly -3°C (27°F) and a warm 31°C (88°F). Expect around 63 mm (2.5 in) of precipitation spread over 7 days, with an average humidity level of 85%, making it a month where the weather can be quite dynamic!

November Temperature in Fairfax

In November in Fairfax, the average temperature is 14°C (57°F), with maximums reaching 31°C (88°F) and minimums dropping as low as -3°C (27°F). It's advisable to pack for a range of weather conditions to fully enjoy your travels.

November Weather in Fairfax: Daily Temperature Highs, Lows, and Averages

The chart illustrates November temperature patterns in Fairfax, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fairfax, November typically has an average temperature of 14°C (57°F), with highs reaching up to 31°C (88°F) and lows dropping to around -3°C (27°F).

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

November Precipitation in Fairfax

In Fairfax in November, the precipitation amount is 63 mm (2.5 in) over a span of 7 days.

November Precipitation Trends in Fairfax

The chart displays monthly precipitation patterns in Fairfax, with values for each month alongside November’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how November’s conditions compare to those of other months. In Fairfax, November typically receives around 63 mm (2.5 inches) of precipitation spread over approximately 7 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

November Humidity in Fairfax

In Fairfax in November, humidity is 85%. With an average temperature of 14°C (57°F), this humidity feels like a thick blanket enveloping you, making travel feel heavy and sluggish.

November Average Humidity in Fairfax

This chart illustrates the average monthly humidity levels in Fairfax, with November’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In November, average humidity in Fairfax is approximately 85%, offering insight into how humid the weather typically is during this month.

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

November UV Index in Fairfax

In Fairfax in November, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Fairfax, you can refer to this Hourly UV Index in Fairfax.

Maximum UV Index Levels in Fairfax for November

The chart shows the monthly maximum UV Index (UVI) for Fairfax in November, 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 November, the maximum UV index in Fairfax typically reaches 6, which falls under the high exposure category.

Data source: Fairfax November 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 November Weather in Fairfax Compares to Other Months

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

This table compares monthly weather conditions in Fairfax, showing how November’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (50°F)	81 mm (3.2 inches)	86%	moderate
February Weather	13°C (56°F)	104 mm (4.1 inches)	81%	high
March Weather	16°C (60°F)	73 mm (2.9 inches)	81%	very high
April Weather	19°C (66°F)	119 mm (4.7 inches)	79%	very high
May Weather	24°C (75°F)	94 mm (3.7 inches)	75%	extreme
June Weather	26°C (79°F)	121 mm (4.8 inches)	75%	extreme
July Weather	28°C (82°F)	143 mm (5.6 inches)	80%	extreme
August Weather	27°C (81°F)	142 mm (5.6 inches)	81%	extreme
September Weather	26°C (78°F)	85 mm (3.3 inches)	83%	very high
October Weather	21°C (71°F)	72 mm (2.8 inches)	78%	very high
November Weather	14°C (57°F)	63 mm (2.5 inches)	85%	high
December Weather	11°C (53°F)	126 mm (5.0 inches)	87%	moderate