Thornhill, VA 14 Day Weather - WeatherWorld.com

Feedback E-mail the Weather

Quick Weather Clicks

Thornhill, VA Weather - 14-Day Weather Forecast

Current Conditions

Settings
Thornhill VA Weather - Sunny - 57°F
Sunny
57°F
Updated 10:47 am
Feels Like 50°F
Humidity 44%
Wind N 7 mph
Barometer  30.26 in
Dew Point 35°F
Thornhill VA Weather - Sunny - 14°C
Sunny
14°C
Updated 10:47 am
Feels Like 10°C
Humidity 44%
Wind N 11 km/h
Barometer  102.4 kPa
Dew Point 2°C
Thornhill, VA Weather and Current Conditionsthornhill va weather forecast

Thornhill, VA Weather Forecast

Thornhill Virginia WeatherThornhill, Virginia Weather Weather Forecast
14 day API Thornhill, VA weather forecast. Note. Our 7-day weather forecast for Thornhill, Virginia is our most reliable and accurate forecast. This model should only be used as a likely scenario. Forecasting more than 7 days is difficult.
Thornhill, VA Weather Forecast Dated: 1047 AM Tue Oct 06 2026
Expect a mild stretch with a mix of sun and clouds and occasional showers over the coming period. generally humid conditions and no major pressure swings will dominate.

Tuesday, October 6, 2026

Mid-Morning
Thornhill Weather - 2026-10-06 - Morning - Sunny
52°F 11°C
Sunny
Mid-Afternoon
Thornhill Weather - 2026-10-06 - Afternoon - Sunny
68°F 20°C
Sunny
Early-Evening
Thornhill Weather - 2026-10-06 - Evening - Sunny
58°F 14°C
Sunny
Pleasant near 68°F 20°C, sunny throughout the day, with steady humidity and barometric pressure falling.

Wednesday, October 7, 2026

Mid-Morning
Thornhill Weather - 2026-10-07 - Morning - Sunny
53°F 12°C
Sunny
Mid-Afternoon
Thornhill Weather - 2026-10-07 - Afternoon - Sunny
76°F 24°C
Sunny
Early-Evening
Thornhill Weather - 2026-10-07 - Evening - Sunny
65°F 18°C
Sunny
Comfortable with temperatures reaching 76°F 24°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds turning from the SSW to the SW at 6 mph 10 km/h.

Thursday, October 8, 2026

Mid-Morning
Thornhill Weather - 2026-10-08 - Morning - Sunny
65°F 18°C
Sunny
Mid-Afternoon
Thornhill Weather - 2026-10-08 - Afternoon - Sunny
84°F 29°C
Sunny
Early-Evening
Thornhill Weather - 2026-10-08 - Evening - Overcast
72°F 22°C
Overcast
Quite warm around 84°F 29°C, sunny through the afternoon, turning cloudy this evening, with steady humidity and steady pressure.

Friday, October 9, 2026

Mid-Morning
Thornhill Weather - 2026-10-09 - Morning - Overcast
60°F 16°C
Overcast
Mid-Afternoon
Thornhill Weather - 2026-10-09 - Afternoon - Overcast
76°F 24°C
Overcast
Early-Evening
Thornhill Weather - 2026-10-09 - Evening - Cloudy
64°F 17°C
Cloudy
Mild temperatures up to 76°F 24°C, overcast through the afternoon, turning cloudy this evening, with lower humidity and steady pressure.

Saturday, October 10, 2026

Mid-Morning
Thornhill Weather - 2026-10-10 - Morning - Sunny
57°F 14°C
Sunny
Mid-Afternoon
Thornhill Weather - 2026-10-10 - Afternoon - Overcast
75°F 24°C
Overcast
Early-Evening
Thornhill Weather - 2026-10-10 - Evening - Overcast
64°F 18°C
Overcast
Mild with a high of 75°F 24°C, sunny in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure.

Sunday, October 11, 2026

Mid-Morning
Thornhill Weather - 2026-10-11 - Morning - Overcast
59°F 15°C
Overcast
Mid-Afternoon
Thornhill Weather - 2026-10-11 - Afternoon - Overcast
73°F 23°C
Overcast
Early-Evening
Thornhill Weather - 2026-10-11 - Evening - Light Rain
65°F 18°C
Light Rain
Pleasant near 73°F 23°C, dry most of the day, with showers developing late, with steady humidity and barometric pressure falling.

Monday, October 12, 2026

Mid-Morning
Thornhill Weather - 2026-10-12 - Morning - Overcast
66°F 19°C
Overcast
Mid-Afternoon
Thornhill Weather - 2026-10-12 - Afternoon - Scattered Showers
75°F 24°C
Scattered Showers
Early-Evening
Thornhill Weather - 2026-10-12 - Evening - Sunny
69°F 21°C
Sunny
Comfortable with temperatures reaching 75°F 24°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds switching from the SW to the N at 8 mph 12 km/h.

Tuesday, October 13, 2026

Mid-Morning
Thornhill Weather - 2026-10-13 - Morning - Sunny
63°F 17°C
Sunny
Mid-Afternoon
Thornhill Weather - 2026-10-13 - Afternoon - Overcast
76°F 25°C
Overcast
Early-Evening
Thornhill Weather - 2026-10-13 - Evening - Partly Cloudy
67°F 20°C
Partly Cloudy
Enjoyable around 76°F 25°C, sunny in the morning, overcast in the afternoon, and cloudy this evening, with steady humidity and steady pressure.

Wednesday, October 14, 2026

Mid-Morning
Thornhill Weather - 2026-10-14 - Morning - Scattered Showers
61°F 16°C
Scattered Showers
Mid-Afternoon
Thornhill Weather - 2026-10-14 - Afternoon - Scattered Showers
63°F 17°C
Scattered Showers
Early-Evening
Thornhill Weather - 2026-10-14 - Evening - Fog
56°F 14°C
Fog
Refreshing around 63°F 17°C, locally heavy downpours at times, with steady humidity and steady pressure.

Thursday, October 15, 2026

Mid-Morning
Thornhill Weather - 2026-10-15 - Morning - Cloudy
51°F 11°C
Cloudy
Mid-Afternoon
Thornhill Weather - 2026-10-15 - Afternoon - Sunny
64°F 18°C
Sunny
Early-Evening
Thornhill Weather - 2026-10-15 - Evening - Sunny
56°F 13°C
Sunny
Mildly cool near 64°F 18°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure. Winds moving from the NNE to the ENE at 5 mph 9 km/h.

Friday, October 16, 2026

Mid-Morning
Thornhill Weather - 2026-10-16 - Morning - Sunny
50°F 10°C
Sunny
Mid-Afternoon
Thornhill Weather - 2026-10-16 - Afternoon - Overcast
67°F 19°C
Overcast
Early-Evening
Thornhill Weather - 2026-10-16 - Evening - Partly Cloudy
59°F 15°C
Partly Cloudy
Comfortable at 67°F 19°C, sunny in the morning, overcast in the afternoon, and cloudy this evening, with lower humidity and steady pressure. Winds swinging from the NE to the SE at 7 mph 12 km/h.

Saturday, October 17, 2026

Mid-Morning
Thornhill Weather - 2026-10-17 - Morning - Sunny
55°F 13°C
Sunny
Mid-Afternoon
Thornhill Weather - 2026-10-17 - Afternoon - Cloudy
73°F 23°C
Cloudy
Early-Evening
Thornhill Weather - 2026-10-17 - Evening - Overcast
67°F 20°C
Overcast
Comfortable with temperatures reaching 73°F 23°C, sunny in the morning, becoming overcast through the afternoon and evening, with lower humidity and barometric pressure falling. Winds shifting from the SSW to the ESE at 8 mph 13 km/h. Gusts up to 22 mph 34 km/h.

Sunday, October 18, 2026

Mid-Morning
Thornhill Weather - 2026-10-18 - Morning - Light Rain
65°F 18°C
Light Rain
Mid-Afternoon
Thornhill Weather - 2026-10-18 - Afternoon - Light Rain
67°F 19°C
Light Rain
Early-Evening
Thornhill Weather - 2026-10-18 - Evening - Light Showers
67°F 20°C
Light Showers
Refreshing around 67°F 19°C, rounds of showers expected off and on all day, with steady humidity and steady pressure. Winds turning from the ESE to the SSE at 7 mph 11 km/h. Gusts up to 22 mph 35 km/h.

Monday, October 19, 2026

Mid-Morning
Thornhill Weather - 2026-10-19 - Morning - Cloudy
46°F 8°C
Cloudy
Mid-Afternoon
Thornhill Weather - 2026-10-19 - Afternoon - Sunny
60°F 15°C
Sunny
Early-Evening
Thornhill Weather - 2026-10-19 - Evening - Sunny
51°F 11°C
Sunny
Mildly cool near 60°F 15°C, cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure.

Trending Headlines

Thornhill, VA Weather Radar Map

Use the map search tool if you want to place a location marker on the radar map...

Thornhill, VA 7 Day Weather

National Two Day Weather Forecast


E-mail the Thornhill Weather Forecast

Voice your opinion or tell us about page issues...

Weather by the Numbers

Tue, 6th
Thornhill VA Weather - Tuesday, Oct 6, 2026 - Sunny
Hi: 68°F 20°C
Lo: 45°F 7°C
Sunrise 07:13 AM
Sunset 06:47 PM
Wind NNE 5 mph9 km/h
Dew Point 34°F1°C
uv Index 4
Barometric Pressure 30.21 in1023 mb
POP 1% *
Humidity 34%
Wed, 7th
Thornhill VA Weather - Wednesday, Oct 7, 2026 - Sunny
Hi: 76°F 24°C
Lo: 45°F 7°C
Sunrise 07:14 AM
Sunset 06:46 PM
Wind SSW 10 mph16 km/h
Dew Point 46°F8°C
uv Index 4
Barometric Pressure 30.03 in1017 mb
POP 1% *
Humidity 45%
Thu, 8th
Thornhill VA Weather - Thursday, Oct 8, 2026 - Sunny
Hi: 85°F 29°C
Lo: 55°F 13°C
Sunrise 07:15 AM
Sunset 06:44 PM
Wind WSW 6 mph10 km/h
Dew Point 49°F10°C
uv Index 4
Barometric Pressure 29.94 in1014 mb
POP 1% *
Humidity 33%
Fri, 9th
Thornhill VA Weather - Friday, Oct 9, 2026 - Overcast
Hi: 76°F 24°C
Lo: 54°F 12°C
Sunrise 07:16 AM
Sunset 06:43 PM
Wind NNE 5 mph8 km/h
Dew Point 45°F7°C
uv Index 4
Barometric Pressure 30.24 in1024 mb
POP 10% *
Humidity 38%
Sat, 10th
Thornhill VA Weather - Saturday, Oct 10, 2026 - Sunny
Hi: 75°F 24°C
Lo: 50°F 10°C
Sunrise 07:17 AM
Sunset 06:41 PM
Wind SSE 4 mph7 km/h
Dew Point 47°F8°C
uv Index 6
Barometric Pressure 30.45 in1031 mb
POP 1% *
Humidity 43%
Sun, 11th
Thornhill VA Weather - Sunday, Oct 11, 2026 - Overcast
Hi: 74°F 23°C
Lo: 54°F 12°C
Sunrise 07:18 AM
Sunset 06:40 PM
Wind SE 5 mph9 km/h
Dew Point 56°F13°C
uv Index 5
Barometric Pressure 30.33 in1027 mb
POP 15% *
Humidity 63%
Mon, 12th
Thornhill VA Weather - Monday, Oct 12, 2026 - Patchy Rain Nearby
Hi: 75°F 24°C
Lo: 63°F 17°C
Sunrise 07:19 AM
Sunset 06:38 PM
Wind WSW 7 mph12 km/h
Dew Point 65°F18°C
uv Index 5
Barometric Pressure 29.8 in1009 mb
POP 21% *
Humidity 78%
Tue, 13th
Thornhill VA Weather - Tuesday, Oct 13, 2026 - Overcast
Hi: 77°F 25°C
Lo: 57°F 14°C
Sunrise 07:20 AM
Sunset 06:37 PM
Wind WSW 6 mph9 km/h
Dew Point 56°F13°C
uv Index 5
Barometric Pressure 29.94 in1014 mb
POP 5% *
Humidity 55%
Wed, 14th
Thornhill VA Weather - Wednesday, Oct 14, 2026 - Light Drizzle
Hi: 66°F 19°C
Lo: 55°F 13°C
Sunrise 07:21 AM
Sunset 06:36 PM
Wind ENE 2 mph4 km/h
Dew Point 60°F16°C
uv Index 4
Barometric Pressure 29.94 in1014 mb
POP 38% *
Humidity 87%
Thu, 15th
Thornhill VA Weather - Thursday, Oct 15, 2026 - Sunny
Hi: 64°F 18°C
Lo: 48°F 9°C
Sunrise 07:22 AM
Sunset 06:34 PM
Wind NNE 8 mph13 km/h
Dew Point 41°F5°C
uv Index 4
Barometric Pressure 30.24 in1024 mb
POP 6% *
Humidity 52%
Fri, 16th
Thornhill VA Weather - Friday, Oct 16, 2026 - Overcast
Hi: 68°F 20°C
Lo: 44°F 7°C
Sunrise 07:23 AM
Sunset 06:33 PM
Wind SE 6 mph9 km/h
Dew Point 45°F7°C
uv Index 4
Barometric Pressure 30.36 in1028 mb
POP 4% *
Humidity 52%
Sat, 17th
Thornhill VA Weather - Saturday, Oct 17, 2026 - Overcast
Hi: 73°F 23°C
Lo: 49°F 10°C
Sunrise 07:23 AM
Sunset 06:31 PM
Wind SSE 6 mph10 km/h
Dew Point 52°F11°C
uv Index 4
Barometric Pressure 30.12 in1020 mb
POP 5% *
Humidity 58%
Sun, 18th
Thornhill VA Weather - Sunday, Oct 18, 2026 - Light Rain
Hi: 67°F 20°C
Lo: 60°F 15°C
Sunrise 07:24 AM
Sunset 06:30 PM
Wind SE 12 mph19 km/h
Dew Point 66°F19°C
uv Index 4
Barometric Pressure 29.8 in1009 mb
POP 80% *
Humidity 98%
Mon, 19th
Thornhill VA Weather - Monday, Oct 19, 2026 - Sunny
Hi: 60°F 16°C
Lo: 44°F 6°C
Sunrise 07:25 AM
Sunset 06:29 PM
Wind SW 4 mph6 km/h
Dew Point 42°F6°C
uv Index 4
Barometric Pressure 30.03 in1017 mb
POP 9% *
Humidity 66%
* POP = Probability of Precipitation. Data for 12:00 PM.