WeatherMan

Herndon

Sunday, July 25
92° / 72°
Hot with clouds and sunshine
Feels Like 86°
Wind
SW 7 mph
Visibility
Dew Pt
Humidity
UV Index
9 (Very High)
Pressure
Hot with clouds and sunshine with 7 mph winds from the South-West and a temperature of 82 °F.

Today

74°71°80°91°83°
12:00 am
5:00 am
10:00 am
3:00 pm
8:00 pm
drop6%
drop6%
drop0%
drop1%
drop5%

Sun & Moon

Tomorrow: Sunday, July 25

Sun & Moon

Tomorrow: Sunday, July 25
Sunrise
6:04 am
Sunset
8:28 pm
Length of Visible Light
14 h 24 m
Length of Day
5 h 42 m
Full Moon
Full Moon
Moonrise - 10:02 pm,
Moonset - 8:39 am

Detailed Hourly Forecast - Herndon, VA

Tomorrow: Sunday, July 25
74°72°70°76°87°91°89°82°
12:00 am
3:00 am
6:00 am
9:00 am
12:00 pm
3:00 pm
6:00 pm
9:00 pm
drop6%
drop6%
drop6%
drop0%
drop0%
drop1%
drop1%
drop5%
Mostly cloudy
Cloudy
Mostly cloudy
Intermittent clouds
Intermittent clouds
Intermittent clouds
Intermittent clouds
Cloudy
Feels Like
72°
70°
69°
80°
95°
98°
92°
84°
Wind
SSE 7 mph
S 6 mph
S 6 mph
SSW 6 mph
SW 7 mph
SSW 7 mph
SW 7 mph
NNW 5 mph
Humidity
67%
75%
81%
72%
52%
43%
49%
64%
Visibility
10 miles
10 miles
10 miles
10 miles
10 miles
10 miles
10 miles
10 miles
UV Index
0 (Low)
0 (Low)
0 (Low)
2 (Low)
9 (Very High)
7 (High)
2 (Low)
0 (Low)
Dew Pt
63°
63°
64°
67°
67°
66°
68°
69°
Pressure
Wet Bulb Temp
67°
67°
66°
70°
73°
74°
75°
73°
Wind Gust
9 mph
8 mph
8 mph
8 mph
9 mph
9 mph
10 mph
6 mph
Cloud Ceiling
6 miles
5 miles
4 miles
4 miles
6 miles
6 miles
6 miles
5 miles
Cloud Cover
88%
90%
87%
72%
64%
63%
74%
94%
Precipitation Probability
6%
6%
6%
0%
0%
1%
1%
5%
Snow Probability
0%
0%
0%
0%
0%
0%
0%
0%
Ice Probability
0%
0%
0%
0%
0%
0%
0%
0%
Total Liquid
0.00 "
0.00 "
0.00 "
0.00 "
0.00 "
0.00 "
0.00 "
0.00 "
Rain
0.00 "
0.00 "
0.00 "
0.00 "
0.00 "
0.00 "
0.00 "
0.00 "
Snow
0.00 "
0.00 "
0.00 "
0.00 "
0.00 "
0.00 "
0.00 "
0.00 "
Ice
0.00 "
0.00 "
0.00 "
0.00 "
0.00 "
0.00 "
0.00 "
0.00 "

Extended Forecast - Herndon, VA

Today
JUL 24
Partial sunshine
85° / 70°
drop4%
Partial sunshine
Sun
JUL 25
Hot with clouds and sunshine
92° / 72°
drop10%
Hot with clouds and sunshine
Mon
JUL 26
A t-storm in the afternoon
88° / 68°
drop64%
A t-storm in the afternoon
Tue
JUL 27
Mostly sunny and hot
93° / 67°
drop3%
Mostly sunny and hot
Wed
JUL 28
Very hot with clouds and sun
96° / 69°
drop25%
Very hot with clouds and sun
Thu
JUL 29
A thunderstorm possible
90° / 68°
drop30%
A thunderstorm possible
Fri
JUL 30
Turning cloudy
89° / 66°
drop8%
Turning cloudy
Today
JUL 24
Partial sunshine
85° / 70°
drop4%
Partial sunshine
Sun
JUL 25
Hot with clouds and sunshine
92° / 72°
drop10%
Hot with clouds and sunshine
Feels Like
86°
Wind
SW 7 mph
Humidity
Visibility
UV Index
9 (Very High)
Dew Pt
Pressure
Sunrise
6:04 am
Sunset
8:28 pm
Moonrise
10:02 pm
Moonset
8:39 am
Moon Age
16
FeelsLike in the shade
83°
Precipitation Probability
10%
Thunderstorm Probability
2%
Snow Probability
0%
Ice Probability
0%
Precipitation Duration
0 h 0 m
Rain Duration
0 h 0 m
Snow Duration
0 h 0 m
Ice Duration
0 h 0 m
Wind Gust
10 mph
Total Liquid
0.00 "
Rain
0.00 "
Snow
0.00 "
Ice
0.00 "
Cloud Cover
68%
Precipitation Type
Precipitation Intensity
Air Quality
55 (Moderate)
Grass
2 (Low)
Mold
13163 (High)
Ragweed
5 (Low)
Tree
6 (Low)
UV Index
9 (Very High)
Mon
JUL 26
A t-storm in the afternoon
88° / 68°
drop64%
A t-storm in the afternoon
Tue
JUL 27
Mostly sunny and hot
93° / 67°
drop3%
Mostly sunny and hot
Wed
JUL 28
Very hot with clouds and sun
96° / 69°
drop25%
Very hot with clouds and sun
Thu
JUL 29
A thunderstorm possible
90° / 68°
drop30%
A thunderstorm possible
Fri
JUL 30
Turning cloudy
89° / 66°
drop8%
Turning cloudy