Lat: 38.85N, Lon: 77.3W
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Fairfax Hourly Weather

36 Hour Weather Scroll   °F Click to change Fairfax hourly weather to Imperial units.Click to change Fairfax hourly weather to Metric units. °C
Currently, Mostly Cloudy, temperature is 48°F, humidity 74%. Wind direction is N at 0 mph with visibility of 10.00 mi. Barometric pressure is 29.88 in.

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Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Clear Clear Clear Clear Clear Clear Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy
Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Clear Clear Clear Clear Clear Clear Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy
48°F9°C 47°F8°C 46°F8°C 46°F8°C 45°F7°C 46°F8°C 48°F9°C 49°F9°C 52°F11°C 56°F13°C 59°F15°C 61°F16°C 63°F17°C 65°F18°C 66°F19°C 66°F19°C 67°F19°C 65°F18°C 64°F18°C 62°F17°C 59°F15°C 57°F14°C 54°F12°C 52°F11°C 51°F11°C 49°F9°C 50°F10°C 50°F10°C 51°F11°C 55°F13°C 60°F16°C 64°F18°C 43°F6°C 21°F-6°C °F-18°C **°F°C
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20% 20% 21% 21% 21% 21% 21% 21% 4% 4% 4% 4% 4% 4% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 1% 1% 1% 5% 5% 5% % % % %
40°F4°C 40°F4°C 40°F4°C 40°F4°C 40°F4°C 40°F4°C 41°F5°C 41°F5°C 40°F4°C 40°F4°C 39°F4°C 38°F3°C 38°F3°C 37°F3°C 37°F3°C 36°F2°C 36°F2°C 37°F3°C 37°F3°C 38°F3°C 38°F3°C 39°F4°C 39°F4°C 39°F4°C 39°F4°C 39°F4°C 40°F4°C 40°F4°C 41°F5°C 41°F5°C 40°F4°C 40°F4°C 27°F-3°C 13°F-11°C °F-18°C **°F°C
74% 76% 79% 79% 83% 79% 77% 74% 63% 55% 47% 42% 40% 35% 34% 33% 32% 35% 37% 41% 46% 51% 57% 61% 63% 68% 68% 68% 68% 59% 48% 41% 53% 71% ** **
S S S S S S SW SSW SSW W NW NW WNW WNW WNW WNW WNW W SSW SW SW SW SW SSW SSW SSW W WNW NW W SSW SW SSE ENE N N
1 mph 1 mph 1 mph 1 mph 1 mph 1 mph 2 mph 2 mph 2 mph 5 mph 5 mph 5 mph 7 mph 7 mph 7 mph 8 mph 8 mph 8 mph 4 mph 4 mph 4 mph 4 mph 4 mph 4 mph 2 mph 2 mph 2 mph 3 mph 3 mph 3 mph 5 mph 5 mph 5 mph mph 0 mph ** mph
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Hour (EDT)
Weather
Clouds
Temperature
Precip. Type
POP
Dewpoint
Humidity
Wind Direction
Wind Speed
Visibility
POP = Probability of Precipitation. ** Indicates missing data/values from model statistics.

24 Hour Forecast

Rest of Tonight - Mostly cloudy with a slight chance of showers late this evening, then partly cloudy. Lows in the mid 40s. Northwest winds around 5 mph. Chance of rain 20%.
Sunday - Mostly sunny. A slight chance of showers in the afternoon. Highs in the mid 60s. West winds around 5 mph. Chance of rain 20%.
Update is local observation time. What time is it in Fairfax? 1:36 AM Sunday, April 18, 2021
Fairfax, Virginia Hourly Forecast
Apr 18Today
Cloudy Midnight - Cloudy, temperatures around 49°F10°C, wind out of the ESE 3 mph4 km/h. Barometric pressure 29.88 in1012 mb, visibility 6 mi10 km, humidity 74%.
Partly Cloudy 3:00 am - Partly cloudy, temperatures around 47°F8°C, wind out of the NW 3 mph5 km/h. Barometric pressure 29.88 in1012 mb, visibility 6 mi10 km, humidity 76%.
Partly Cloudy 6:00 am - Partly cloudy, temperatures around 48°F9°C, wind out of the WNW 4 mph6 km/h. Barometric pressure 29.91 in1013 mb, visibility 6 mi10 km, humidity 75%.
Partly Cloudy 9:00 am - Partly cloudy, temperatures around 52°F11°C, wind out of the NW 5 mph9 km/h. Barometric pressure 29.94 in1014 mb, visibility 6 mi10 km, humidity 63%.
Cloudy Noon - Cloudy, temperatures around 58°F15°C, wind out of the NW 7 mph11 km/h. Barometric pressure 29.91 in1013 mb, visibility 6 mi10 km, humidity 45%.
Partly Cloudy 3:00 pm - Partly cloudy, temperatures around 62°F16°C, wind out of the NW 6 mph9 km/h. Barometric pressure 29.88 in1012 mb, visibility 6 mi10 km, humidity 42%.
Partly Cloudy 6:00 pm - Partly cloudy, temperatures around 60°F15°C, wind out of the WNW 3 mph5 km/h. Barometric pressure 29.88 in1012 mb, visibility 6 mi10 km, humidity 50%.
Patchy Rain Possible 9:00 pm - Patchy rain possible, temperatures around 56°F13°C, wind out of the WSW 2 mph3 km/h. Barometric pressure 29.88 in1012 mb, visibility 6 mi10 km, humidity 63%.
Apr 19Tomorrow
Patchy Rain Possible Midnight - Patchy rain possible, temperatures around 55°F13°C, wind out of the SSW 2 mph3 km/h. Barometric pressure 29.91 in1013 mb, visibility 6 mi10 km, humidity 71%.
Patchy Rain Possible 3:00 am - Patchy rain possible, temperatures around 52°F11°C, wind out of the SSW 3 mph5 km/h. Barometric pressure 29.91 in1013 mb, visibility 6 mi10 km, humidity 84%.
Patchy Rain Possible 6:00 am - Patchy rain possible, temperatures around 50°F10°C, wind out of the SW 3 mph5 km/h. Barometric pressure 29.91 in1013 mb, visibility 6 mi10 km, humidity 91%.
Patchy Rain Possible 9:00 am - Patchy rain possible, temperatures around 55°F13°C, wind out of the W 3 mph5 km/h. Barometric pressure 29.91 in1013 mb, visibility 6 mi9 km, humidity 76%.
Patchy Rain Possible Noon - Patchy rain possible, temperatures around 63°F17°C, wind out of the WNW 6 mph9 km/h. Barometric pressure 29.88 in1012 mb, visibility 6 mi10 km, humidity 47%.
Partly Cloudy 3:00 pm - Partly cloudy, temperatures around 67°F19°C, wind out of the WNW 6 mph10 km/h. Barometric pressure 29.85 in1011 mb, visibility 6 mi9 km, humidity 33%.
Partly Cloudy 6:00 pm - Partly cloudy, temperatures around 65°F18°C, wind out of the WNW 4 mph7 km/h. Barometric pressure 29.85 in1011 mb, visibility 6 mi10 km, humidity 38%.
Partly Cloudy 9:00 pm - Partly cloudy, temperatures around 58°F15°C, wind out of the W 4 mph6 km/h. Barometric pressure 29.91 in1013 mb, visibility 6 mi10 km, humidity 54%.