Manassas — Weather

Live · Clear within 100 km Just updated

19°C 66°F · Clear · 0% cloud cover

Feels like 18°C64°F · Low 19°C66°F · High 21°C69°F

Wind

4 km/h3 mph from W

Humidity

46%

Pressure

1023 hPa30.20 inHg stable

UV Index

0.0 Low(night)

Fair weather

Manassas at a glance: 19°C, clear skies.

🌧️ Local instability on Sunday, with rain. Total ~1.9 mm. Below the monthly normal (88 mm/month).

Hourly forecast

Detailed forecast for the next 60 hours

Temperature Precipitation Wind

Now

19°C 66°F

4 3

46

00:00

18°C 64°F

4 2

48

01:00

17°C 63°F

4 2

50

02:00

16°C 62°F

5 3

51

03:00

16°C 61°F

5 3

51

04:00

15°C 59°F

5 3

56

05:00

13°C 56°F

5 3

63

06:00

11°C 52°F

4 3

74

07:00

13°C 55°F

4 2

77

08:00

17°C 63°F

3 2

73

09:00

23°C 73°F

4 2

49

10:00

25°C 77°F

8 5

40

11:00

27°C 80°F

9 6

36

12:00

29°C 83°F

9 5

31

13:00

30°C 86°F

7 4

27

14:00

31°C 87°F

6 3

26

15:00

31°C 88°F

6 4

25

16:00

31°C 88°F

4 2

26

17:00

31°C 87°F

4 3

26

18:00

30°C 86°F

5 3

27

19:00

29°C 85°F

4 3

30

20:00

27°C 80°F

3 2

41

21:00

24°C 75°F

4 3

50

22:00

22°C 71°F

5 3

57

23:00

20°C 69°F

4 3

60

00:00

19°C 66°F

5 3

62

03:00

17°C 63°F

4 3

67

06:00

16°C 61°F

3 2

68

09:00

24°C 76°F

3 2

56

12:00

30°C 86°F

10 6

32

15:00

33°C 91°F

9 6

24

18:00

32°C 90°F

9 5

25

21:00

27°C 81°F

4 2

43

00:00

24°C 74°F

5 3

52

03:00

18°C 65°F

4 2

82

06:00

17°C 62°F

3 2

89

09:00

26°C 78°F

3 2

58

mmin km/hmph Humidity %

Daily Forecast

Today

Jun 3 · Clear

SW 4 km/h 3 mph 46%

19°C 66°F

21°C 69°F

Today

Jun 3

Clear

46%

SW 4 km/h 3 mph

19°C 66°F

21°C 69°F

Tomorrow

Jun 4 · Overcast

W 9 km/h 6 mph (2314) 46% UV 4

11°C 52°F

31°C 88°F

Tomorrow

Jun 4

Overcast

46%

W 9 km/h 6 mph

11°C 52°F

31°C 88°F

Friday

Jun 5 · Overcast

SW 10 km/h 6 mph (2516) 48% UV 4

16°C 61°F

33°C 91°F

Friday

Jun 5

Overcast

48%

SW 10 km/h 6 mph

16°C 61°F

33°C 91°F

Saturday

Jun 6 · Overcast

W 13 km/h 8 mph (3622) 54% UV 3

17°C 62°F

35°C 94°F

Saturday

Jun 6

Overcast

54%

W 13 km/h 8 mph

17°C 62°F

35°C 94°F

Sunday

Jun 7 · Light rain

1.9 mm 0.08 in NW 12 km/h 8 mph (3019) 68% UV 3

18°C 64°F

31°C 88°F

Sunday

Jun 7

Light rain

68%

NW 12 km/h 8 mph

1.9 mm 0.08 in

18°C 64°F

31°C 88°F

Monday

Jun 8 · Drizzle

NE 16 km/h 10 mph (3119) 71% UV 3

17°C 63°F

30°C 85°F

Monday

Jun 8

Drizzle

71%

NE 16 km/h 10 mph

17°C 63°F

30°C 85°F

Tuesday

Jun 9 · Clear

E 10 km/h 6 mph (2516) 58% UV 3

13°C 55°F

28°C 82°F

Tuesday

Jun 9

Clear

58%

E 10 km/h 6 mph

13°C 55°F

28°C 82°F

Wednesday

Jun 10 · Clear

SE 9 km/h 5 mph (2214) 45% UV 3

11°C 52°F

31°C 87°F

Wednesday

Jun 10

Clear

45%

SE 9 km/h 5 mph

11°C 52°F

31°C 87°F

Extended Forecast (GFS)

Thursday

Jun 11 · Clear

N 8 km/h 5 mph 56%

17°C 63°F

32°C 89°F

Thursday

Jun 11

Clear

56%

N 8 km/h 5 mph

17°C 63°F

32°C 89°F

Friday

Jun 12 · Clear

W 10 km/h 6 mph (1711) 57%

20°C 67°F

36°C 96°F

Friday

Jun 12

Clear

57%

W 10 km/h 6 mph

20°C 67°F

36°C 96°F

Saturday

Jun 13 · Drizzle

N 14 km/h 9 mph (3320) 52%

22°C 71°F

31°C 88°F

Saturday

Jun 13

Drizzle

52%

N 14 km/h 9 mph

22°C 71°F

31°C 88°F

Sunday

Jun 14 · Drizzle

NE 17 km/h 11 mph 57%

14°C 58°F

26°C 79°F

Sunday

Jun 14

Drizzle

57%

NE 17 km/h 11 mph

14°C 58°F

26°C 79°F

Monday

Jun 15 · Clear

NE 13 km/h 8 mph (2717) 56%

12°C 54°F

27°C 81°F

Monday

Jun 15

Clear

56%

NE 13 km/h 8 mph

12°C 54°F

27°C 81°F

Tuesday

Jun 16 · Clear

S 13 km/h 8 mph (3622) 58%

12°C 54°F

27°C 81°F

Tuesday

Jun 16

Clear

58%

S 13 km/h 8 mph

12°C 54°F

27°C 81°F

Wednesday

Jun 17 · Clear

S 11 km/h 7 mph (2817) 53%

12°C 54°F

28°C 83°F

Wednesday

Jun 17

Clear

53%

S 11 km/h 7 mph

12°C 54°F

28°C 83°F

Thursday

Jun 18 · Clear

SW 7 km/h 4 mph (128) 55%

14°C 57°F

32°C 89°F

Thursday

Jun 18

Clear

55%

SW 7 km/h 4 mph

14°C 57°F

32°C 89°F

Today vs. seasonal normal

-8.0°C-14.3°F

High 28.5°C83°F · Low 16.0°C61°F · Normal for this month

Manassas is located in Virginia, United States. Elevation: 93m. Annual average temperature: 13°C. Annual precipitation: 995mm.

Clouds Last updated 08:00 PM

0% 100%

Precipitation Last updated 08:00 PM

0 10+ mm/h

Temperature Last updated 08:00 PM

−20° 40°

Frequently Asked Questions

What is the weather like in Manassas today?

Today in Manassas, United States, the temperature is 19°C with Clear. The high is 21°C and the low is 19°C.

What is the 16-day forecast for Manassas?

The 16-day forecast for Manassas shows the warmest day is Friday at 36°C, while the coolest night is Wednesday at 11°C. 1 day(s) have precipitation expected.

What time is sunrise and sunset in Manassas?

In Manassas, sunrise is at 11:45 AM and sunset is at 02:30 AM. Day length is approximately 14h 44m.

How accurate is the weather forecast for Manassas?

Our forecasts for Manassas use the DWD ICON model, one of the world's most advanced weather prediction systems. Accuracy is typically 85-90% for 1-3 day forecasts. Manassas has an annual average temperature of 13°C and receives 995mm of precipitation per year.

Last updated: 06/03/2026, 11:00 PM