Reston, Virginia Weather
Solstice approaches — longest light. Day 88 of spring. Read this microseason across nine climate regions →
Reston weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 15Overcast26%—77°65°—
- TuesdayJun 16Overcast——81°56°+4°
- WednesdayJun 17Overcast——88°65°+7°
- ThursdayJun 18Overcast39%—92°70°+4°
- FridayJun 19Light Showers47%0.17″78°64°-14°
- SaturdayJun 20Overcast——77°59°-1°
- SundayJun 21Overcast12%—82°58°+5°
AQI 39 (Good), driven by Ozone. AQI up 7 over the last 6 hours (gradual rise). Ozone at AQI 48 — peak already passed at 1 PM under overcast skies. Levels should ease through evening.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 48 — peak already passed at 1 PM under overcast skies. Levels should ease through evening.
- Present
- AQI 48
- UV peak
- 4.3 at earlier today
- Sky at peak
- overcast
- Projected peak
- AQI 48
PM × Wind × Precip
PM2.5 at 5.1 µg/m³, PM10 at 5.5 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.93
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- background
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).
A summer fog for fair, a winter fog for rain.
- Moonrise
- 5:45 AM
- Moonset
- 8:49 PM
- In sign
- ♋︎ Cancer
Solstice approaches — longest light
Reston at a glance
- Today vs. normal: 76°F — typical for the season
- Last frost: April 10 (climatological average for this latitude)
- Microseason: Jun 11–15
- Planting window: Stake and prune tomato suckers. Watch for squash vine borers.
16-Day Forecast — Reston
- Mon77°65°26%
- Tue81°57°2%
- Wed88°65°7%
- Thu92°70°39%
- Fri78°64°47%
- Sat77°59°6%
- Sun82°58°12%
- Mon75°64°29%
- Tue71°60°28%
- Wed69°62°16%
- Thu68°63°17%
- Fri76°65°50%
- Sat82°60°50%
- Sun93°63°33%
- Mon94°73°24%
- Tue85°71°42%
Forecast data from Open-Meteo (CC BY 4.0).
Live wind & temperature near Reston
Right now in the garden
Peak growing season
As of June 15, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.
ZIP codes in Reston
- 20194
- 20191
- 20190
- 20192
- 20195
- 22096