Send feedback  |  Contact

    Locate

    Hourly weather for Herndon

    Detailed forecast

    Detailed 5 day forecast

    Monday

    December 22
    9 h 25 min
    7:25 AM 07:25
    4:51 PM 16:51

    Morning temperature of -4 °C, afternoon 6°, evening 2° and night 2°. Morning temperature of 25 degrees, afternoon 43°, evening 36° and night 36°.

    Morning clear, afternoon partly cloudy, evening and night overcast.

    12 AM 24
    Clear
    28 -2 23 -5 61%
    0 in 0 mm
    NW 4 7 2 2
    Clear
    Gusts 11 mph 18 km/h 3 Bft 5 m/s
    Precip. chance < 10%
    Barometer 1033 hPa 30.5 775
    1 AM 01
    Clear
    27 -3 21 -6 62%
    0 in 0 mm
    NW 4 7 2 2
    Clear
    Gusts 11 mph 18 km/h 3 Bft 5 m/s
    Precip. chance < 10%
    Barometer 1034 hPa 30.5 775.4
    2 AM 02
    Clear
    27 -3 21 -6 63%
    0 in 0 mm
    NW 4 7 2 2
    Clear
    Gusts 9 mph 14 km/h 3 Bft 4 m/s
    Precip. chance < 10%
    Barometer 1034 hPa 30.5 775.5
    3 AM 03
    Clear
    27 -3 21 -6 64%
    0 in 0 mm
    NW 4 7 2 2
    Clear
    Gusts 9 mph 14 km/h 3 Bft 4 m/s
    Precip. chance < 10%
    Barometer 1034 hPa 30.5 775.6
    4 AM 04
    Clear
    27 -3 27 -3 65%
    0 in 0 mm
    NW 2 4 1 1
    Clear
    Gusts 9 mph 14 km/h 3 Bft 4 m/s
    Precip. chance < 10%
    Barometer 1034 hPa 30.5 775.7
    5 AM 05
    Clear
    25 -4 19 -7 66%
    0 in 0 mm
    N 4 7 2 2
    Clear
    Gusts 9 mph 14 km/h 3 Bft 4 m/s
    Precip. chance < 10%
    Barometer 1034 hPa 30.5 775.8
    6 AM 06
    Clear
    25 -4 19 -7 65%
    0 in 0 mm
    N 4 7 2 2
    Clear
    Gusts 11 mph 18 km/h 3 Bft 5 m/s
    Precip. chance < 10%
    Barometer 1035 hPa 30.5 776
    7 AM 07
    Clear
    25 -4 19 -7 66%
    0 in 0 mm
    N 4 7 2 2
    Clear
    Gusts 9 mph 14 km/h 3 Bft 4 m/s
    Precip. chance < 10%
    Barometer 1035 hPa 30.6 776.1
    8 AM 08
    Clear
    25 -4 19 -7 66%
    0 in 0 mm
    NW 4 7 2 2
    Clear
    Gusts 7 mph 11 km/h 2 Bft 3 m/s
    Precip. chance < 10%
    Barometer 1035 hPa 30.6 776.2
    9 AM 09
    Clear
    28 -2 28 -2 59%
    0 in 0 mm
    NW 2 4 1 1
    Clear
    Gusts 7 mph 11 km/h 2 Bft 3 m/s
    Precip. chance < 10%
    Barometer 1035 hPa 30.6 776.3
    10 AM 10
    Mostly clear
    34 +1 34 +1 49%
    0 in 0 mm
    W 2 4 1 1
    Mostly clear
    Gusts 7 mph 11 km/h 2 Bft 3 m/s
    Precip. chance < 10%
    Barometer 1035 hPa 30.6 776.4
    11 AM 11
    Clear
    37 +3 34 +1 43%
    0 in 0 mm
    SW 4 7 2 2
    Clear
    Gusts 9 mph 14 km/h 3 Bft 4 m/s
    Precip. chance < 10%
    Barometer 1034 hPa 30.5 775.7
    12 PM 12
    Mostly clear
    39 +4 36 +2 40%
    0 in 0 mm
    SW 4 7 2 2
    Mostly clear
    Gusts 13 mph 22 km/h 4 Bft 6 m/s
    Precip. chance < 10%
    Barometer 1033 hPa 30.5 775
    1 PM 13
    Cloudy
    41 +5 36 +2 39%
    0 in 0 mm
    S 7 11 2 3
    Cloudy
    Gusts 16 mph 25 km/h 4 Bft 7 m/s
    Precip. chance < 10%
    Barometer 1032 hPa 30.5 774.3
    2 PM 14
    Partly cloudy
    43 +6 39 +4 37%
    0 in 0 mm
    S 7 11 2 3
    Partly cloudy
    Gusts 13 mph 22 km/h 4 Bft 6 m/s
    Precip. chance < 10%
    Barometer 1032 hPa 30.5 774
    3 PM 15
    Partly cloudy
    45 +7 41 +5 37%
    0 in 0 mm
    S 7 11 2 3
    Partly cloudy
    Gusts 11 mph 18 km/h 3 Bft 5 m/s
    Precip. chance < 10%
    Barometer 1031 hPa 30.5 773.6
    4 PM 16
    Cloudy
    43 +6 39 +4 42%
    0 in 0 mm
    S 7 11 2 3
    Cloudy
    Gusts 7 mph 11 km/h 2 Bft 3 m/s
    Precip. chance < 10%
    Barometer 1031 hPa 30.4 773.3
    5 PM 17
    Overcast
    39 +4 34 +1 50%
    0 in 0 mm
    S 7 11 2 3
    Overcast
    Gusts 9 mph 14 km/h 3 Bft 4 m/s
    Precip. chance < 10%
    Barometer 1031 hPa 30.4 773.2
    6 PM 18
    Overcast
    37 +3 32 0 53%
    0 in 0 mm
    S 7 11 2 3
    Overcast
    Gusts 9 mph 14 km/h 3 Bft 4 m/s
    Precip. chance < 10%
    Barometer 1031 hPa 30.4 773.1
    7 PM 19
    Cloudy
    37 +3 32 0 56%
    0 in 0 mm
    S 7 11 2 3
    Cloudy
    Gusts 11 mph 18 km/h 3 Bft 5 m/s
    Precip. chance < 10%
    Barometer 1031 hPa 30.4 773.1
    8 PM 20
    Overcast
    37 +3 32 0 59%
    0 in 0 mm
    S 7 11 2 3
    Overcast
    Gusts 9 mph 14 km/h 3 Bft 4 m/s
    Precip. chance < 10%
    Barometer 1030 hPa 30.4 772.8
    9 PM 21
    Overcast
    37 +3 32 0 59%
    0 in 0 mm
    S 7 11 2 3
    Overcast
    Gusts 11 mph 18 km/h 3 Bft 5 m/s
    Precip. chance < 10%
    Barometer 1030 hPa 30.4 772.6
    10 PM 22
    Overcast
    37 +3 32 0 59%
    0 in 0 mm
    S 7 11 2 3
    Overcast
    Gusts 13 mph 22 km/h 4 Bft 6 m/s
    Precip. chance < 10%
    Barometer 1030 hPa 30.4 772.3
    11 PM 23
    Overcast
    36 +2 30 -1 60%
    0 in 0 mm
    S 7 11 2 3
    Overcast
    Gusts 13 mph 22 km/h 4 Bft 6 m/s
    Precip. chance < 10%
    Barometer 1029 hPa 30.4 771.8
    . . . . . . . . . .

    Updated at 21/12 2:50 am 02:50