Reston, us-Virginia State, USA in December 2018 Historical Weather Query

Temperature Unit：

Wind Speed Unit：

Monday	Tuesday	Wednesday	Thursday	Friday	Saturday	Sunday
					1 -0.2 31.6 ~ 5.7°C 42.3°F Sunrise: 07:09 Sunset: 16:47	2 6.2 43.2 ~ 15.6°C 60.1°F Sunrise: 07:10 Sunset: 16:47
3 6.2 43.2 ~ 13.1°C 55.6°F Sunrise: 07:11 Sunset: 16:47	4 0.8 33.4 ~ 5.5°C 41.9°F Sunrise: 07:12 Sunset: 16:46	5 -2.2 28 ~ 2.9°C 37.2°F Sunrise: 07:13 Sunset: 16:46	6 -2.4 27.7 ~ 5.3°C 41.5°F Sunrise: 07:13 Sunset: 16:46	7 -2.2 28 ~ 4.1°C 39.4°F Sunrise: 07:14 Sunset: 16:46	8 -4 24.8 ~ 3°C 37.4°F Sunrise: 07:15 Sunset: 16:46	9 -2.8 27 ~ 0.6°C 33.1°F Sunrise: 07:16 Sunset: 16:46
10 -3.8 25.2 ~ 3.7°C 38.7°F Sunrise: 07:17 Sunset: 16:46	11 -4.9 23.2 ~ 5.8°C 42.4°F Sunrise: 07:17 Sunset: 16:46	12 -1.3 29.7 ~ 6.4°C 43.5°F Sunrise: 07:18 Sunset: 16:47	13 0.3 32.5 ~ 8.4°C 47.1°F Sunrise: 07:19 Sunset: 16:47	14 -0.2 31.6 ~ 6.2°C 43.2°F Sunrise: 07:20 Sunset: 16:47	15 6.2 43.2 ~ 11.4°C 52.5°F Sunrise: 07:20 Sunset: 16:47	16 4 39.2 ~ 8.2°C 46.8°F Sunrise: 07:21 Sunset: 16:48
17 3.5 38.3 ~ 10.6°C 51.1°F Sunrise: 07:22 Sunset: 16:48	18 -0.5 31.1 ~ 5.8°C 42.4°F Sunrise: 07:22 Sunset: 16:48	19 -2.8 27 ~ 7.8°C 46°F Sunrise: 07:23 Sunset: 16:49	20 0.3 32.5 ~ 13.8°C 56.8°F Sunrise: 07:23 Sunset: 16:49	21 6.8 44.2 ~ 17°C 62.6°F Sunrise: 07:24 Sunset: 16:50	22 3.2 37.8 ~ 8.1°C 46.6°F Sunrise: 07:25 Sunset: 16:50	23 0.6 33.1 ~ 8.4°C 47.1°F Sunrise: 07:25 Sunset: 16:51
24 0.6 33.1 ~ 6.2°C 43.2°F Sunrise: 07:25 Sunset: 16:51	25 -1.8 28.8 ~ 4.1°C 39.4°F Sunrise: 07:26 Sunset: 16:52	26 -3.2 26.2 ~ 7.5°C 45.5°F Sunrise: 07:26 Sunset: 16:53	27 -2.5 27.5 ~ 8.9°C 48°F Sunrise: 07:27 Sunset: 16:53	28 5.1 41.2 ~ 12.8°C 55°F Sunrise: 07:27 Sunset: 16:54	29 2.3 36.1 ~ 10.5°C 50.9°F Sunrise: 07:27 Sunset: 16:55	30 0.6 33.1 ~ 7.9°C 46.2°F Sunrise: 07:27 Sunset: 16:55
31 1.9 35.4 ~ 10.9°C 51.6°F Sunrise: 07:27 Sunset: 16:56

Reston, us-Virginia State, USA December 2018, including Minimum Temperature, Maximum Temperature, Total Precipitation, Total Snowfall, Rainy Days, Snowy Days, Maximum Wind Speed etc. Minimum Temperature is -4.9 °C, Maximum Temperature is 17 °C, Total Precipitation is 151.1 mm, Total Snowfall is 0.1 cm, Rainy Days is 14 days, Snowy Days is 1 days, Maximum Wind Speed is 69.5 km/h.

Show Fields

Wind Speed Wind Direction Apparent Temperature Precipitation Snowfall Sunshine Duration Shortwave Radiation ET0 FAO Evapotranspiration

Date

Weather

Temperature

Wind Speed

Wind Direction

Apparent Temperature

Precipitation

Snowfall

Sunshine Duration

Shortwave Radiation

ET0 FAO Evapotranspiration

12/1

Slight rain

-0.2 31.6

5.7°C 42.3°F

28.4 km/h 17.6 mph 7.9 m/s 15.3 knots

↑

-3 ~ 2.8°C 26.6 ~ 37°F

5.9 mm

0 cm

0 h

1.7 MJ/m²

0.3 mm

12/2

Light drizzle

6.2 43.2

15.6°C 60.1°F

34.6 km/h 21.5 mph 9.6 m/s 18.7 knots

↑

3.8 ~ 15.1°C 38.8 ~ 59.2°F

1.5 mm

0 cm

2 h

4.6 MJ/m²

0.7 mm

12/3

Overcast

6.2 43.2

13.1°C 55.6°F

44.3 km/h 27.5 mph 12.3 m/s 23.9 knots

↑

1.6 ~ 10.4°C 34.9 ~ 50.7°F

0 mm

0 cm

8 h

9.2 MJ/m²

1.7 mm

12/4

Overcast

0.8 33.4

5.5°C 41.9°F

39.2 km/h 24.4 mph 10.9 m/s 21.2 knots

↑

-3.3 ~ 1.1°C 26.1 ~ 34°F

0 mm

0 cm

3 h

4.8 MJ/m²

1.1 mm

12/5

Slight snow

-2.2 28

2.9°C 37.2°F

24.8 km/h 15.4 mph 6.9 m/s 13.4 knots

↑

-6.2 ~ -1.3°C 20.8 ~ 29.7°F

0.1 mm

0.1 cm

4 h

6 MJ/m²

0.8 mm

12/6

Overcast

-2.4 27.7

5.3°C 41.5°F

35.6 km/h 22.1 mph 9.9 m/s 19.2 knots

↑

-7 ~ 1.3°C 19.4 ~ 34.3°F

0 mm

0 cm

6.2 h

8.5 MJ/m²

1.3 mm

12/7

Overcast

-2.2 28

4.1°C 39.4°F

40.3 km/h 25 mph 11.2 m/s 21.8 knots

↑

-5.8 ~ -0.9°C 21.6 ~ 30.4°F

0 mm

0 cm

8.4 h

10.1 MJ/m²

1.2 mm

12/8

Overcast

-4 24.8

3°C 37.4°F

34.2 km/h 21.3 mph 9.5 m/s 18.5 knots

↑

-7.4 ~ -1.9°C 18.7 ~ 28.6°F

0 mm

0 cm

8 h

8.9 MJ/m²

1 mm

12/9

Overcast

-2.8 27

0.6°C 33.1°F

19.8 km/h 12.3 mph 5.5 m/s 10.7 knots

↑

-7 ~ -3.3°C 19.4 ~ 26.1°F

0 mm

0 cm

0 h

3 MJ/m²

0.6 mm

12/10

Overcast

-3.8 25.2

3.7°C 38.7°F

34.9 km/h 21.7 mph 9.7 m/s 18.8 knots

↑

-8.8 ~ -0.7°C 16.2 ~ 30.7°F

0 mm

0 cm

8.3 h

9.4 MJ/m²

1.1 mm

12/11

Clear sky

-4.9 23.2

5.8°C 42.4°F

26.6 km/h 16.5 mph 7.4 m/s 14.4 knots

↑

-9.2 ~ 1.7°C 15.4 ~ 35.1°F

0 mm

0 cm

8.4 h

10 MJ/m²

1.2 mm

12/12

Overcast

-1.3 29.7

6.4°C 43.5°F

26.3 km/h 16.3 mph 7.3 m/s 14.2 knots

↑

-5.5 ~ 3.2°C 22.1 ~ 37.8°F

0 mm

0 cm

6.2 h

7.4 MJ/m²

1 mm

12/13

Overcast

0.3 32.5

8.4°C 47.1°F

24.5 km/h 15.2 mph 6.8 m/s 13.2 knots

↑

-3.2 ~ 5.6°C 26.2 ~ 42.1°F

0 mm

0 cm

7.8 h

7.1 MJ/m²

0.9 mm

12/14

Slight rain

-0.2 31.6

6.2°C 43.2°F

22.3 km/h 13.9 mph 6.2 m/s 12 knots

↑

-3.2 ~ 4.6°C 26.2 ~ 40.3°F

7.5 mm

0 cm

0.6 h

1.9 MJ/m²

0.3 mm

12/15

Moderate rain

6.2 43.2

11.4°C 52.5°F

43.9 km/h 27.3 mph 12.2 m/s 23.7 knots

↑

4 ~ 10°C 39.2 ~ 50°F

51.7 mm

0 cm

0 h

1 MJ/m²

0.2 mm

12/16

Slight rain

4 39.2

8.2°C 46.8°F

44.3 km/h 27.5 mph 12.3 m/s 23.9 knots

↑

0.4 ~ 5.5°C 32.7 ~ 41.9°F

20.7 mm

0 cm

0 h

1.4 MJ/m²

0.2 mm

12/17

Overcast

3.5 38.3

10.6°C 51.1°F

49.7 km/h 30.9 mph 13.8 m/s 26.8 knots

↑

-2.4 ~ 5.5°C 27.7 ~ 41.9°F

0 mm

0 cm

8.3 h

8.2 MJ/m²

1.7 mm

12/18

Partly cloudy

-0.5 31.1

5.8°C 42.4°F

47.5 km/h 29.5 mph 13.2 m/s 25.6 knots

↑

-4.4 ~ 0.9°C 24.1 ~ 33.6°F

0 mm

0 cm

8.3 h

9.7 MJ/m²

1.6 mm

12/19

Overcast

-2.8 27

7.8°C 46°F

26.3 km/h 16.3 mph 7.3 m/s 14.2 knots

↑

-6.6 ~ 4.1°C 20.1 ~ 39.4°F

0 mm

0 cm

8.3 h

8.6 MJ/m²

1.1 mm

12/20

Moderate rain

0.3 32.5

13.8°C 56.8°F

65.5 km/h 40.7 mph 18.2 m/s 35.4 knots

↑

-3.2 ~ 11.1°C 26.2 ~ 52°F

10.8 mm

0 cm

0 h

1.5 MJ/m²

0.4 mm

12/21

Slight rain

6.8 44.2

17°C 62.6°F

69.5 km/h 43.2 mph 19.3 m/s 37.5 knots

↑

2.7 ~ 15.4°C 36.9 ~ 59.7°F

8.7 mm

0 cm

4.7 h

4.4 MJ/m²

0.7 mm

12/22

Moderate drizzle

3.2 37.8

8.1°C 46.6°F

68.4 km/h 42.5 mph 19 m/s 36.9 knots

↑

-0.7 ~ 2.4°C 30.7 ~ 36.3°F

1.2 mm

0 cm

7.3 h

7.5 MJ/m²

1.4 mm

12/23

Dense drizzle

0.6 33.1

8.4°C 47.1°F

29.2 km/h 18.1 mph 8.1 m/s 15.8 knots

↑

-3.1 ~ 5°C 26.4 ~ 41°F

2.1 mm

0 cm

7.1 h

8.5 MJ/m²

1.1 mm

12/24

Light drizzle

0.6 33.1

6.2°C 43.2°F

47.9 km/h 29.8 mph 13.3 m/s 25.9 knots

↑

-2.4 ~ 1.2°C 27.7 ~ 34.2°F

0.5 mm

0 cm

8.2 h

8.6 MJ/m²

1.3 mm

12/25

Overcast

-1.8 28.8

4.1°C 39.4°F

28.4 km/h 17.6 mph 7.9 m/s 15.3 knots

↑

-5.5 ~ 0.4°C 22.1 ~ 32.7°F

0 mm

0 cm

4.8 h

6.5 MJ/m²

0.9 mm

12/26

Mainly clear

-3.2 26.2

7.5°C 45.5°F

21.6 km/h 13.4 mph 6 m/s 11.7 knots

↑

-7 ~ 4.6°C 19.4 ~ 40.3°F

0 mm

0 cm

8.3 h

9.4 MJ/m²

1 mm

12/27

Moderate drizzle

-2.5 27.5

8.9°C 48°F

32 km/h 19.9 mph 8.9 m/s 17.3 knots

↑

-6.2 ~ 4.6°C 20.8 ~ 40.3°F

1.2 mm

0 cm

8.3 h

8.9 MJ/m²

1.2 mm

12/28

Moderate rain

5.1 41.2

12.8°C 55°F

60.5 km/h 37.6 mph 16.8 m/s 32.7 knots

↑

1.9 ~ 11.5°C 35.4 ~ 52.7°F

31 mm

0 cm

0 h

0.8 MJ/m²

0.2 mm

12/29

Overcast

2.3 36.1

10.5°C 50.9°F

48.6 km/h 30.2 mph 13.5 m/s 26.2 knots

↑

-1.2 ~ 8.7°C 29.8 ~ 47.7°F

0 mm

0 cm

8.4 h

9.1 MJ/m²

1.2 mm

12/30

Light drizzle

0.6 33.1

7.9°C 46.2°F

17.6 km/h 10.9 mph 4.9 m/s 9.5 knots

↑

-2.8 ~ 5.4°C 27 ~ 41.7°F

0.1 mm

0 cm

7.3 h

6.8 MJ/m²

0.8 mm

12/31

Moderate rain

1.9 35.4

10.9°C 51.6°F

60.5 km/h 37.6 mph 16.8 m/s 32.7 knots

↑

-1.3 ~ 8.4°C 29.7 ~ 47.1°F

8.1 mm

0 cm

0 h

1.3 MJ/m²

0.2 mm

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Monthly Statistics

151.1 mm

Total Precipitation

0.1 cm

Total Snowfall

9.5 hour

Average Daily Daylight Duration

5.2 hour

Average Daily Sunshine Duration

-4.9 °C 23.2 °F

Minimum Temperature

17 °C 62.6 °F

Maximum Temperature

Location Map

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