Alexandria, Virginia Weather
Honeysuckle sweetens the night. Day 89 of spring. Read this microseason across nine climate regions →
Alexandria weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 16Overcast——80°60°—
- WednesdayJun 17Overcast12%—90°66°+10°
- ThursdayJun 18Light Drizzle33%—97°73°+7°
- FridayJun 19Overcast44%—86°69°-11°
- SaturdayJun 20Overcast——81°64°-5°
- SundayJun 21Light Drizzle13%0.05″82°61°+1°
- MondayJun 22Light Drizzle55%0.05″72°63°-10°
AQI 75 (Moderate), driven by PM2.5. AQI up 32 in the last 6 hours — air quality is degrading. PM2.5 at 9.5 µg/m³ (AQI 52) with a 0.86 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in calm air, not road dust.
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 now. With UV 0.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 12 around 1 PM.
- Present
- AQI 48
- UV peak
- 0.3 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 12
PM × Wind × Precip
PM2.5 at 9.5 µg/m³ (AQI 52) with a 0.86 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.86
- Wind
- calm
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
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).








































Cut your thistles before St. John, you will have two instead of one.
- Moonrise
- 6:54 AM
- Moonset
- 9:50 PM
- In sign
- ♋︎ Cancer
Honeysuckle sweetens the night
Alexandria at a glance
- Today vs. normal: 78°F — typical for the season
- Last frost: April 9 (climatological average for this latitude)
- Microseason: Jun 16–20
- Planting window: Stake and prune tomato suckers. Watch for squash vine borers.
Live wind & temperature near Alexandria
Right now in the garden
Peak growing season
As of June 16, 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.
SPC Convective Outlook
Storm Prediction Center — Alexandria
SPC has placed Alexandria in the Slight Risk category for severe thunderstorms day after tomorrow.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWNONENo severe risk
- DAY 3SLGTSlight Risk
Scattered severe storms possible. A few tornadoes, hail, and damaging wind gusts possible.
Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.
Microseason · June 16–20
Honeysuckle sweetens the night
Japanese honeysuckle perfumes parks after dark.
Day 167 of 365 · Wedge 34 of 72
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| January | — | — |
| February | — | — |
| March | — | — |
| April | lettuce, peas, spinach, radishes | — |
| May | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| July | tomatoes, peppers, beans, squash | tomatoes, beans, summer squash |
| August | — | tomatoes, beans, summer squash |
| September | fall brassicas, garlic (overwinter), carrots | tomatoes, beans, summer squash |
| October | fall brassicas, garlic (overwinter), carrots | winter squash, tomatoes (last) |
| November | — | — |
| December | — | — |
A year in weather
July is Alexandria's warmest stretch (~79°F) and January its coldest (~34°F); precipitation crests in August at 4.2 inches and ebbs in October to 2.6 inches.
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 34° | 3.4″ | 13 |
| February | 37° | 2.8″ | 12 |
| March | 45° | 3.4″ | 14 |
| April | 56° | 3.6″ | 16 |
| May | 64° | 3.4″ | 17 |
| June | 73° | 3.8″ | 17 |
| July | 79° | 3.2″ | 17 |
| August | 78° | 4.2″ | 18 |
| September | 71° | 3.2″ | 13 |
| October | 60° | 2.6″ | 11 |
| November | 47° | 3.5″ | 12 |
| December | 38° | 3.8″ | 13 |
Regional context
By the nearest station's NOAA NCEI 1991-2020 normals, Alexandria sees 34°F Januarys and 79°F Julys, a 45°F range, plus around 41 inches of precipitation across 174 days.
No season owns Alexandria's rain: August reaches 4.2 inches across 18.0 days and October keeps 2.6 inches on 11.4, an even spread through Alexandria's year. That even rhythm groups Alexandria with places like Huntington, VA, Rose Hill, VA and Bailey's Crossroads, VA.
Alexandria's growing window opens around mid-April, once Alexandria's overnight lows stop freezing — sow peas, lettuce, spinach, and radishes. Warm-soil crops in Alexandria wait about two weeks past Alexandria's last frost, once the soil warms. It shuts near mid-November, when freezes return to Alexandria and tender plants need cover. In Alexandria, low spots run 4-7°F colder than nearby slopes, nudging Alexandria's frost dates a week.
Similar climates: Huntington, VA, Rose Hill, VA, Bailey's Crossroads, VA, Belle Haven, VA, Lincolnia, VA.
Naturalist notes
Cherry trees along the Potomac begin their bloom cycle in late March to early April, marking spring's arrival.
American robins return from their southern wintering grounds in mid-March, their songs filling Alexandria's neighborhoods.
Frequently asked
- When does it freeze in Alexandria?
- Alexandria's last spring frost lands near mid-April, and in Alexandria the first fall frost follows around mid-November.
- What is the rainy season in Alexandria?
- August is the wettest month in Alexandria, about 4.2 inches on average; the year totals roughly 41 inches.
- What is the warmest month in Alexandria?
- July is Alexandria's warmest month, averaging about 79°F.
- What is the coldest month in Alexandria?
- Alexandria bottoms out in January, with a mean near 34°F.
- When can I start a vegetable garden in Alexandria?
- Time tomatoes in Alexandria for two weeks after mid-April; peas and greens start at Alexandria's frost line.
- How many rainy days does Alexandria get?
- Expect roughly 174 wet days a year in Alexandria.
- What hardiness zone is Alexandria?
- Alexandria's USDA zone comes from its January mean (34°F); enter the ZIP on the USDA lookup for the number.
- What is the 10-day forecast for Alexandria?
- Alexandria's extended outlook — daily high and low temperatures and precipitation chances for each upcoming day — is in the daily forecast above.
- Will it rain this week in Alexandria?
- See this week's day-by-day rain chances for Alexandria in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Alexandria?
- Current conditions for Alexandria and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Alexandria forecast updated?
- The Alexandria forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Alexandria?
- Day length in Alexandria peaks around the June solstice — earliest sunrise and latest sunset — and is shortest near the December solstice.
- How accurate is the weather forecast for Alexandria?
- The next few days in Alexandria's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
Alexandria's warm-summer humid continental climate in Virginia pairs 34°F Januarys with 79°F Julys, 45°F apart across the seasons.
Alexandria sees close to 41 inches of precipitation annually, falling across some 174 wet days.
At 38.8°N, Alexandria's 45°F summer-to-winter swing sets when Alexandria's gardens wake and when frost returns.
ZIP codes in Alexandria
- 22302
- 22301
- 22304
- 22305
- 22311
- 22314
- 20598
- 22320
- 22331
- 22332
- 22333
- 22334