# Herndon: sää

## Location

Herndon, 20170, Virginia, Yhdysvallat

·

21.21 UTC-4 alkaen

[Nyt79°78°77°\
\
Mostly Cloudy Night\
\
Enimmäkseen pilvistä\
\
Tuntuu kuin\
\
77°\
\
KKorkea\
\
83°\
\
MMatala\
\
68°\
\
Sateen mahdollisuus\
\
7%\
\
0 tuumaa](/content/fi-FI/us/virginia/herndon/postcode/20170/hourbyhour/index.html)

## Tämän päivän näkymä

Tämän illan alin lämpötila on lähes sama kuin eilen.

| Aika  | Sää                       | Lämpötila |
|-------|---------------------------|-----------|
| 0.00  | Cloudy                    | 77°       |
| 1.00  | Mostly Cloudy Night       | 77°       |
| 2.00  | Mostly Cloudy Night       | 76°       |
| 3.00  | Mostly Cloudy Night       | 76°       |
| 4.00  | Mostly Cloudy Night       | 77°       |
| 5.00  | Mostly Cloudy Night       | 76°       |
| 6.00  | Mostly Cloudy Night       | 75°       |
| 7.00  | Cloudy                    | 74°       |
| 8.00  | Partly Cloudy Day         | 76°       |
| 9.00  | Mostly Cloudy Day         | 77°       |
| 10.00 | Mostly Cloudy Day         | 77°       |
| 11.00 | Cloudy                    | 79°       |
| 12.00 | Cloudy                    | 78°       |
| 13.00 | Cloudy                    | 77°       |
| 14.00 | Mostly Cloudy Day         | 76°       |
| 15.00 | Mostly Cloudy Day         | 78°       |
| 16.00 | Partly Cloudy Day         | 82°       |
| 17.00 | Mostly Cloudy Day         | 82°       |
| 18.00 | Mostly Cloudy Day         | 82°       |
| 19.00 | Mostly Cloudy Day         | 80°       |
| 20.00 | Cloudy                    | 78°       |
| 21.00 | Cloudy                    | 77°       |

[Nyt\
\
Mostly Cloudy Night\
\
77°](/content/fi-FI/us/virginia/herndon/postcode/20170/hourbyhour?t=1786756860/index.html) [22.00\
\
Partly Cloudy Night\
\
76°](/content/fi-FI/us/virginia/herndon/postcode/20170/hourbyhour?t=1786759200/index.html) [23.00\
\
Partly Cloudy Night\
\
75°](/content/fi-FI/us/virginia/herndon/postcode/20170/hourbyhour?t=1786762800/index.html) [0.00\
\
Partly Cloudy Night\
\
74°](/content/fi-FI/us/virginia/herndon/postcode/20170/hourbyhour?t=1786766400/index.html) [1.00\
\
Partly Cloudy Night\
\
72°](/content/fi-FI/us/virginia/herndon/postcode/20170/hourbyhour?t=1786770000/index.html) [2.00\
\
Partly Cloudy Night\
\
72°](/content/fi-FI/us/virginia/herndon/postcode/20170/hourbyhour?t=1786773600/index.html) [3.00\
\
Partly Cloudy Night\
\
71°](/content/fi-FI/us/virginia/herndon/postcode/20170/hourbyhour?t=1786777200/index.html) [4.00\
\
Partly Cloudy Night\
\
70°](/content/fi-FI/us/virginia/herndon/postcode/20170/hourbyhour?t=1786780800/index.html) [5.00\
\
Partly Cloudy Night\
\
70°](/content/fi-FI/us/virginia/herndon/postcode/20170/hourbyhour?t=1786784400/index.html) [6.00\
\
Partly Cloudy Night\
\
69°](/content/fi-FI/us/virginia/herndon/postcode/20170/hourbyhour?t=1786788000/index.html) [7.00\
\
Partly Cloudy Day\
\
69°](/content/fi-FI/us/virginia/herndon/postcode/20170/hourbyhour?t=1786791600/index.html)

## Wind

Tuuli

4mph N

## humidity

Kosteus

81%

## Ilmanlaatu

63 - Kohtalainen

## Dew Point

Kastepiste

71°

## pressure

Paine

30.05in

## Uv Index

UV-indeksi

0/11

## View

Näkyvyys

10 mi

## Waxing Crescent

Kuun vaihe

kasvava kuun sirppi

### Päivittäinen ennuste

[Tänä yönä\
Partly Cloudy Night7%\
Osittain pilvistä\
68°\
\
83°](/content/fi-FI/us/virginia/herndon/postcode/20170/tenday?t=1786705200/index.html)

[la 15\
Partly Cloudy Day6%\
Osittain pilvistä\
73°\
\
87°](/content/fi-FI/us/virginia/herndon/postcode/20170/tenday?t=1786791600/index.html)

[su 16\
Thunderstorms91%\
Ukkosta\
74°\
\
80°](/content/fi-FI/us/virginia/herndon/postcode/20170/tenday?t=1786878000/index.html)

[ma 17\
Partly Cloudy Day15%\
Osittain pilvistä\
68°\
\
90°](/content/fi-FI/us/virginia/herndon/postcode/20170/tenday?t=1786964400/index.html)

[ti 18\
Mostly Clear Day5%\
Enimmäkseen aurinkoista\
65°\
\
85°](/content/fi-FI/us/virginia/herndon/postcode/20170/tenday?t=1787050800/index.html)

[ke 19\
Mostly Clear Day7%\
Enimmäkseen aurinkoista\
72°\
\
88°](/content/fi-FI/us/virginia/herndon/postcode/20170/tenday?t=1787137200/index.html)

[to 20\
Scattered Thunderstorms49%\
IP ukkosta\
65°\
\
87°](/content/fi-FI/us/virginia/herndon/postcode/20170/tenday?t=1787223600/index.html)

## Ilmanlaatuindeksi

63

### Kohtalainen

Ilmanlaatu on hyväksyttävä. Jotkin saasteet voivat kuitenkin aiheuttaa kohtalaisia terveysriskejä erittäin pienelle määrälle ihmisiä, jotka ovat epätavallisen herkkiä ilman epäpuhtauksille.

[Katso lisätietoja](/content/fi-FI/forecast/air-quality/l/38.97,-77.386)