Weather Great Falls today

66 °F

7 pm

sunrise 7:27 am
sunset 5:06 pm

HOURLY

Weather forecast Great Falls Jan. 10, 2026

During the day morning rain, later morning light rain, in the afternoon overcast, in the evening initially overcast, later rain. The highest temperature 66 °F. Total rainfall 0.13 in. At night overcast. The lowest temperature 39 °F. Total rainfall 0.00 in.

Interactive map weather Virginia, USA

GPS: 38.9982; -77.2883

altitude: 341 ft
local time:

Meteogram is being loaded

Weather forecast Great Falls, Virginia, USA extended forecast

Time			Precip.	Wind	Pressure	Humidity	Dew	total	Fog	Low	Middle	High
Today, Saturday 01/10/2026
1 AM	rain	57 °F 59 °F	0.06 in	10 fps 7 mph south-southwest	30.0 in	98 %	55 °F	100 %	0%	12%	100%	99%
7 AM	light rain	57 °F 57 °F	0.03 in	12 fps 9 mph south	30.0 in	98 %	55 °F	100 %	0%	21%	96%	100%
1 PM	overcast	64 °F 66 °F	0.01 in	21 fps 14 mph south-southwest	29.8 in	86 %	59 °F	100 %	0%	100%	25%	100%
7 PM	rain	66 °F 66 °F	0.04 in	20 fps 14 mph south-southwest	29.8 in	78 %	59 °F	100 %	0%	18%	9%	100%
Tomorrow, Sunday 01/11/2026
1 AM	overcast	63 °F 64 °F	0.00 in	16 fps 11 mph southwest	29.7 in	92 %	59 °F	100 %	0%	3%	7%	100%
7 AM	overcast	45 °F 39 °F	0.0 in	16 fps 11 mph west-northwest	29.9 in	57 %	32 °F	99 %	0%	1%	0%	99%
1 PM	partly cloudy	46 °F 39 °F	0.0 in	20 fps 14 mph west-northwest	29.9 in	36 %	23 °F	21 %	0%	21%	2%	0%
7 PM	partly cloudy	39 °F 32 °F	0.0 in	22 fps 15 mph west-northwest	30.0 in	33 %	14 °F	20 %	0%	14%	18%	0%

Great Falls, Virginia, USA - information

State: Virginia, USA

GPS coordinates: 38.9982; -77.2883

Time zone: America / New York time difference in hours with time in NY is -6 hours

Population: 15 427
Altitude: 341 ft
The administrative part:

Virginia, Richmond
Fairfax County, Centreville

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Weather Great Falls, Virginia, USA. Weather forecast Great Falls.

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Data source

Weather forecast for Great Falls is supplied by MET Norway Norwegian Meteorological Institute and the NRK.

Feels like

To calculate the perceived temperature, we use the Australian Apparent Temperature (AAT) model, which is designed for year-round calculations and takes air humidity into account in addition to temperature and wind speed.

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Astronomical information Great Falls

data are always in the local time

Sun and light

Jan. 10, 2026

Sunrise:	Sunset:
7:27 am	5:06 pm
Noon:	Length of day:
12:16 pm	09:38
Start of civil twilight*:	End of civil twilight*:
6:57 am	5:36 pm
Start of nautical twilight*:	End of nautical twilight*:
6:25 am	6:08 pm
Start of astronomical twilight*:	End of astronomical twilight*:
5:53 am	6:40 pm
* What is Twilight?

Moon and moon phases

Moonrise:	Moonset:
01/10/2026 12:09 am	01/10/2026 11:22 am
Next new moon:	Next full moon:
01/18/2026	02/01/2026