WEATHER
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Weather Element | Average | High | Low |
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Temperature | 1.2 °C | 3.3 °C (1:52 pm) | 0 °C (5:52 am) |
Dewpoint | -6.2 °C | -5 °C (10:52 pm) | -7.2 °C (4:52 am) |
Humidity | 58.6 % | 69 % (10:52 pm) | 51 % (1:52 pm) |
Barometer | 1020.3 hPa | 1022.7 hPa (9:52 am) | 1019 hPa (12:52 am) |
Wind Speed | 19.5 km/h | 29.6 km/h (12:52 am) | |
Wind Gust | 40.7 km/h (12:52 am) |
Weather Element | Average |
---|---|
Visibility | 16.1 km |
Wind Direction | WNW (303.3 °) |
Weather Element | Total |
---|---|
Precipitation | --- |
Heating Degree Days | 16.7 (Base 18.3) |
Averaged from 24 records on 18 December, 2014 |
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Local Time | Temperature | Dewpoint | Humidity | Barometer | Visibility | Wind Direction | Wind Speed | Gust Speed | Precipitation | Events | Conditions |
---|---|---|---|---|---|---|---|---|---|---|---|
12:52 AM | 2.2 °C | -6.1 °C | 55 % | 1019 hPa | 16.1 km | NW (310°) | 29.6 km/h | 40.7 km/h | Mostly Cloudy | ||
1:52 AM | 1.7 °C | -5.6 °C | 59 % | 1019 hPa | 16.1 km | WNW (290°) | 25.9 km/h | Mostly Cloudy | |||
2:52 AM | 1.7 °C | -5.6 °C | 59 % | 1019.6 hPa | 16.1 km | WNW (300°) | 22.2 km/h | Mostly Cloudy | |||
3:52 AM | 1.7 °C | -6.1 °C | 57 % | 1020 hPa | 16.1 km | NW (310°) | 7.4 km/h | Mostly Cloudy | |||
4:52 AM | 0.6 °C | -7.2 °C | 56 % | 1019.3 hPa | 16.1 km | NW (310°) | 29.6 km/h | 38.9 km/h | Scattered Clouds | ||
5:52 AM | 0 °C | -7.2 °C | 59 % | 1020.7 hPa | 16.1 km | WNW (300°) | 24.1 km/h | Partly Cloudy | |||
6:52 AM | 0 °C | -7 °C | 60 % | 1021 hPa | 16.1 km | NNW (330°) | 14.8 km/h | Partly Cloudy | |||
7:52 AM | 0 °C | -7.2 °C | 59 % | 1021.7 hPa | 16.1 km | NW (320°) | 14.8 km/h | Scattered Clouds | |||
8:52 AM | 0.6 °C | -7.2 °C | 56 % | 1021.7 hPa | 16.1 km | NW (310°) | 24.1 km/h | 38.9 km/h | Scattered Clouds | ||
9:52 AM | 1.1 °C | -7.2 °C | 54 % | 1022.7 hPa | 16.1 km | WNW (290°) | 29.6 km/h | 35.2 km/h | Mostly Cloudy | ||
10:52 AM | 1.7 °C | -6.7 °C | 54 % | 1022.4 hPa | 16.1 km | WNW (300°) | 20.4 km/h | Mostly Cloudy | |||
11:52 AM | 2.2 °C | -6.1 °C | 55 % | 1021.7 hPa | 16.1 km | WNW (290°) | 27.8 km/h | Mostly Cloudy | |||
12:52 PM | 2.2 °C | -6.1 °C | 55 % | 1020.3 hPa | 16.1 km | NNW (330°) | 25.9 km/h | 35.2 km/h | Overcast | ||
1:52 PM | 3.3 °C | -6.1 °C | 51 % | 1019.6 hPa | 16.1 km | NW (320°) | 25.9 km/h | Mostly Cloudy | |||
2:52 PM | 2.8 °C | -6.1 °C | 52 % | 1019.3 hPa | 16.1 km | NW (310°) | 24.1 km/h | 38.9 km/h | Mostly Cloudy | ||
3:52 PM | 1.7 °C | -5.6 °C | 59 % | 1019.6 hPa | 16.1 km | WNW (300°) | 20.4 km/h | Mostly Cloudy | |||
4:52 PM | 1.7 °C | -6.1 °C | 57 % | 1019.6 hPa | 16.1 km | NW (310°) | 13 km/h | Mostly Cloudy | |||
5:52 PM | 1.1 °C | -5.6 °C | 61 % | 1020 hPa | 16.1 km | WNW (290°) | 16.7 km/h | Mostly Cloudy | |||
6:52 PM | 1.1 °C | -5.6 °C | 61 % | 1020.7 hPa | 16.1 km | WNW (300°) | 14.8 km/h | Mostly Cloudy | |||
7:52 PM | 0.6 °C | -5.6 °C | 64 % | 1020.7 hPa | 16.1 km | WNW (290°) | 13 km/h | Mostly Cloudy | |||
8:52 PM | 1.1 °C | -5.6 °C | 61 % | 1020.3 hPa | 16.1 km | West (280°) | 11.1 km/h | Mostly Cloudy | |||
9:52 PM | 0.6 °C | -5.6 °C | 64 % | 1020 hPa | 16.1 km | WNW (300°) | 9.3 km/h | Mostly Cloudy | |||
10:52 PM | 0 °C | -5 °C | 69 % | 1020.3 hPa | 16.1 km | WNW (300°) | 13 km/h | Mostly Cloudy | |||
11:52 PM | 0 °C | -5 °C | 69 % | 1020 hPa | 16.1 km | WNW (290°) | 9.3 km/h | Mostly Cloudy |
Hourly data recorded from KIAD, located 0 kilometers away from Herndon, Virginia |