Reston, us-Virginia State, USA in September 2025 Historical Weather Query

Temperature Unit：

Wind Speed Unit：

Monday	Tuesday	Wednesday	Thursday	Friday	Saturday	Sunday
1 13.6 56.5 ~ 26.5°C 79.7°F Sunrise: 06:38 Sunset: 19:39	2 13.8 56.8 ~ 25°C 77°F Sunrise: 06:39 Sunset: 19:37	3 14.2 57.6 ~ 28.2°C 82.8°F Sunrise: 06:40 Sunset: 19:36	4 17.4 63.3 ~ 29.2°C 84.6°F Sunrise: 06:41 Sunset: 19:34	5 17 62.6 ~ 29.8°C 85.6°F Sunrise: 06:42 Sunset: 19:33	6 18.3 64.9 ~ 29.8°C 85.6°F Sunrise: 06:43 Sunset: 19:31	7 15.8 60.4 ~ 23.2°C 73.8°F Sunrise: 06:43 Sunset: 19:30
8 12.6 54.7 ~ 22.6°C 72.7°F Sunrise: 06:44 Sunset: 19:28	9 11.1 52 ~ 23.4°C 74.1°F Sunrise: 06:45 Sunset: 19:27	10 15.1 59.2 ~ 22.7°C 72.9°F Sunrise: 06:46 Sunset: 19:25	11 15.8 60.4 ~ 25.9°C 78.6°F Sunrise: 06:47 Sunset: 19:23	12 15.2 59.4 ~ 26.6°C 79.9°F Sunrise: 06:48 Sunset: 19:22	13 14.9 58.8 ~ 27.9°C 82.2°F Sunrise: 06:49 Sunset: 19:20	14 16.5 61.7 ~ 30.5°C 86.9°F Sunrise: 06:50 Sunset: 19:18
15 16.9 62.4 ~ 27.3°C 81.1°F Sunrise: 06:51 Sunset: 19:17	16 15.7 60.3 ~ 23.2°C 73.8°F Sunrise: 06:51 Sunset: 19:15	17 15.2 59.4 ~ 20.6°C 69.1°F Sunrise: 06:52 Sunset: 19:14	18 16.3 61.3 ~ 26°C 78.8°F Sunrise: 06:53 Sunset: 19:12	19 17 62.6 ~ 28.5°C 83.3°F Sunrise: 06:54 Sunset: 19:10	20 17.4 63.3 ~ 24.4°C 75.9°F Sunrise: 06:55 Sunset: 19:09	21 17.2 63 ~ 23.3°C 73.9°F Sunrise: 06:56 Sunset: 19:07
22 14.8 58.6 ~ 25.6°C 78.1°F Sunrise: 06:57 Sunset: 19:06	23 17.8 64 ~ 28.2°C 82.8°F Sunrise: 06:58 Sunset: 19:04	24 17.6 63.7 ~ 24.5°C 76.1°F Sunrise: 06:59 Sunset: 19:02	25 20.1 68.2 ~ 27.8°C 82°F Sunrise: 07:00 Sunset: 19:01	26 18.5 65.3 ~ 26.2°C 79.2°F Sunrise: 07:01 Sunset: 18:59	27 18.4 65.1 ~ 24.1°C 75.4°F Sunrise: 07:01 Sunset: 18:58	28 17 62.6 ~ 25.9°C 78.6°F Sunrise: 07:02 Sunset: 18:56
29 18 64.4 ~ 24.1°C 75.4°F Sunrise: 07:03 Sunset: 18:54	30 19 66.2 ~ 24.2°C 75.6°F Sunrise: 07:04 Sunset: 18:53

Reston, us-Virginia State, USA September 2025, including Minimum Temperature, Maximum Temperature, Total Precipitation, Total Snowfall, Rainy Days, Snowy Days, Maximum Wind Speed etc. Minimum Temperature is 11.1 °C, Maximum Temperature is 30.5 °C, Total Precipitation is 87.9 mm, Total Snowfall is 0 cm, Rainy Days is 16 days, Snowy Days is 0 days, Maximum Wind Speed is 50 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

9/1

Overcast

13.6 56.5

26.5°C 79.7°F

37.4 km/h 23.2 mph 10.4 m/s 20.2 knots

↑

12.8 ~ 24.7°C 55 ~ 76.5°F

0 mm

0 cm

11.9 h

19.7 MJ/m²

4.6 mm

9/2

Mainly clear

13.8 56.8

25°C 77°F

29.9 km/h 18.6 mph 8.3 m/s 16.1 knots

↑

14 ~ 24.5°C 57.2 ~ 76.1°F

0 mm

0 cm

11.3 h

18.2 MJ/m²

3.7 mm

9/3

Overcast

14.2 57.6

28.2°C 82.8°F

27.7 km/h 17.2 mph 7.7 m/s 15 knots

↑

14.9 ~ 28.3°C 58.8 ~ 82.9°F

0 mm

0 cm

11.9 h

22.5 MJ/m²

5 mm

9/4

Slight rain

17.4 63.3

29.2°C 84.6°F

50 km/h 31.1 mph 13.9 m/s 27 knots

↑

16.4 ~ 29.1°C 61.5 ~ 84.4°F

4.1 mm

0 cm

11.3 h

20 MJ/m²

4.7 mm

9/5

Light drizzle

17 62.6

29.8°C 85.6°F

37.8 km/h 23.5 mph 10.5 m/s 20.4 knots

↑

18.4 ~ 30.9°C 65.1 ~ 87.6°F

0.1 mm

0 cm

11.9 h

21.2 MJ/m²

4.8 mm

9/6

Heavy rain

18.3 64.9

29.8°C 85.6°F

40 km/h 24.9 mph 11.1 m/s 21.6 knots

↑

18.1 ~ 34.1°C 64.6 ~ 93.4°F

14.5 mm

0 cm

9.8 h

17 MJ/m²

3.7 mm

9/7

Moderate drizzle

15.8 60.4

23.2°C 73.8°F

31.3 km/h 19.4 mph 8.7 m/s 16.9 knots

↑

14 ~ 22.4°C 57.2 ~ 72.3°F

2.4 mm

0 cm

8 h

17.4 MJ/m²

3.8 mm

9/8

Clear sky

12.6 54.7

22.6°C 72.7°F

25.2 km/h 15.7 mph 7 m/s 13.6 knots

↑

10.3 ~ 21.9°C 50.5 ~ 71.4°F

0 mm

0 cm

11.8 h

23.1 MJ/m²

4.4 mm

9/9

Mainly clear

11.1 52

23.4°C 74.1°F

33.8 km/h 21 mph 9.4 m/s 18.3 knots

↑

10.1 ~ 22.5°C 50.2 ~ 72.5°F

0 mm

0 cm

11.8 h

22.6 MJ/m²

4.2 mm

9/10

Moderate drizzle

15.1 59.2

22.7°C 72.9°F

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

↑

15.1 ~ 24.2°C 59.2 ~ 75.6°F

5.9 mm

0 cm

1 h

6.8 MJ/m²

1.4 mm

9/11

Light drizzle

15.8 60.4

25.9°C 78.6°F

27 km/h 16.8 mph 7.5 m/s 14.6 knots

↑

16.9 ~ 27.7°C 62.4 ~ 81.9°F

1 mm

0 cm

11.7 h

19.8 MJ/m²

3.7 mm

9/12

Mainly clear

15.2 59.4

26.6°C 79.9°F

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

↑

16.1 ~ 27.3°C 61 ~ 81.1°F

0 mm

0 cm

11.7 h

20.6 MJ/m²

4.3 mm

9/13

Overcast

14.9 58.8

27.9°C 82.2°F

23.8 km/h 14.8 mph 6.6 m/s 12.9 knots

↑

14.8 ~ 28.3°C 58.6 ~ 82.9°F

0 mm

0 cm

11.7 h

20.9 MJ/m²

4.5 mm

9/14

Overcast

16.5 61.7

30.5°C 86.9°F

29.5 km/h 18.3 mph 8.2 m/s 15.9 knots

↑

17.3 ~ 31.1°C 63.1 ~ 88°F

0 mm

0 cm

11.6 h

19.6 MJ/m²

4.4 mm

9/15

Overcast

16.9 62.4

27.3°C 81.1°F

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

↑

18.4 ~ 26.3°C 65.1 ~ 79.3°F

0 mm

0 cm

10.9 h

17.4 MJ/m²

4 mm

9/16

Moderate rain

15.7 60.3

23.2°C 73.8°F

44.6 km/h 27.7 mph 12.4 m/s 24.1 knots

↑

13.8 ~ 20.9°C 56.8 ~ 69.6°F

8.1 mm

0 cm

4.3 h

9.8 MJ/m²

2.9 mm

9/17

Moderate rain

15.2 59.4

20.6°C 69.1°F

40.7 km/h 25.3 mph 11.3 m/s 22 knots

↑

13.2 ~ 22.1°C 55.8 ~ 71.8°F

15.6 mm

0 cm

0.8 h

5.1 MJ/m²

1.1 mm

9/18

Overcast

16.3 61.3

26°C 78.8°F

18.7 km/h 11.6 mph 5.2 m/s 10.1 knots

↑

17.3 ~ 28.7°C 63.1 ~ 83.7°F

0 mm

0 cm

11.5 h

18.1 MJ/m²

3.3 mm

9/19

Mainly clear

17 62.6

28.5°C 83.3°F

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

↑

17 ~ 31.2°C 62.6 ~ 88.2°F

0 mm

0 cm

11.4 h

20.2 MJ/m²

3.9 mm

9/20

Moderate drizzle

17.4 63.3

24.4°C 75.9°F

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

↑

17 ~ 25.8°C 62.6 ~ 78.4°F

1.1 mm

0 cm

9 h

14 MJ/m²

2.7 mm

9/21

Moderate rain

17.2 63

23.3°C 73.9°F

30.6 km/h 19 mph 8.5 m/s 16.5 knots

↑

18.2 ~ 24°C 64.8 ~ 75.2°F

7.8 mm

0 cm

7 h

12.2 MJ/m²

2.3 mm

9/22

Overcast

14.8 58.6

25.6°C 78.1°F

33.5 km/h 20.8 mph 9.3 m/s 18.1 knots

↑

15.2 ~ 25.9°C 59.4 ~ 78.6°F

0 mm

0 cm

9.1 h

12.8 MJ/m²

2.7 mm

9/23

Heavy rain

17.8 64

28.2°C 82.8°F

31 km/h 19.3 mph 8.6 m/s 16.7 knots

↑

18 ~ 30.4°C 64.4 ~ 86.7°F

10.8 mm

0 cm

9.4 h

15.4 MJ/m²

3.1 mm

9/24

Slight rain

17.6 63.7

24.5°C 76.1°F

20.5 km/h 12.7 mph 5.7 m/s 11.1 knots

↑

20.1 ~ 27.3°C 68.2 ~ 81.1°F

3.4 mm

0 cm

1.2 h

6.5 MJ/m²

1.3 mm

9/25

Moderate rain

20.1 68.2

27.8°C 82°F

42.8 km/h 26.6 mph 11.9 m/s 23.1 knots

↑

22.7 ~ 29.7°C 72.9 ~ 85.5°F

11.7 mm

0 cm

5.3 h

10.6 MJ/m²

2.2 mm

9/26

Light drizzle

18.5 65.3

26.2°C 79.2°F

21.2 km/h 13.2 mph 5.9 m/s 11.4 knots

↑

20.2 ~ 28.3°C 68.4 ~ 82.9°F

0.3 mm

0 cm

10.5 h

16.9 MJ/m²

3.2 mm

9/27

Light drizzle

18.4 65.1

24.1°C 75.4°F

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

↑

20.4 ~ 25.9°C 68.7 ~ 78.6°F

0.9 mm

0 cm

0.4 h

5.4 MJ/m²

1.3 mm

9/28

Overcast

17 62.6

25.9°C 78.6°F

20.5 km/h 12.7 mph 5.7 m/s 11.1 knots

↑

18.3 ~ 27.4°C 64.9 ~ 81.3°F

0 mm

0 cm

11 h

16.7 MJ/m²

3 mm

9/29

Overcast

18 64.4

24.1°C 75.4°F

20.2 km/h 12.6 mph 5.6 m/s 10.9 knots

↑

18.9 ~ 25.5°C 66 ~ 77.9°F

0 mm

0 cm

3 h

8.4 MJ/m²

1.8 mm

9/30

Light drizzle

19 66.2

24.2°C 75.6°F

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

↑

17.6 ~ 23.6°C 63.7 ~ 74.5°F

0.2 mm

0 cm

1.2 h

7 MJ/m²

2.1 mm

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Monthly Statistics

87.9 mm

Total Precipitation

0.0 cm

Total Snowfall

12.4 hour

Average Daily Daylight Duration

8.5 hour

Average Daily Sunshine Duration

11.1 °C 52 °F

Minimum Temperature

30.5 °C 86.9 °F

Maximum Temperature

Location Map

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