Weather in Herndon in 2017

Information about air temperature, pressure, wind speed, humidity in Herndon in 2017 is based on analysis of available statistical data and long-term forecast methods.

201520162017201820192020202120222023
January
day night
+43° +37°
29.6inHg
7.8mph
66%
February
day night
+54° +41°
29.6inHg
7.8mph
53%
March
day night
+50° +39°
29.8inHg
8.5mph
55%
April
day night
+68° +55°
29.6inHg
6mph
65%
May
day night
+70° +57°
29.5inHg
3.6mph
73%
June
day night
+82° +66°
29.6inHg
3.4mph
66%
July
day night
+84° +72°
29.6inHg
2.7mph
75%
August
day night
+79° +68°
29.6inHg
2.5mph
79%
September
day night
+77° +63°
29.6inHg
2.5mph
79%
October
day night
+70° +55°
29.7inHg
3.6mph
77%
November
day night
+54° +43°
29.7inHg
3.8mph
71%
December
day night
+43° +32°
29.7inHg
3.6mph
65%

Average values in 2017

57 d.
Precipitation
192 d.
Cloudy
116 d.
Clear
day
+64
°F
night
+54
°F

More about the weather

HourlyWeek10 daysWeather for 14 daysMonthSunrise

Weather in large and nearby cities

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Minimum and maximum
world's temperature today
Greenland
Siorapaluk
day
+25°F
night
+12°F
Pakistan
Jacobābād
day
+120°F
night
+86°F
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