Alexandria in Summer

In summer (June, July and August), Alexandria sees average daytime highs around 86°F and overnight lows near 69°F, with 10.8 in of rain over about 32 wet days across the season. It is the warmest season of the year and the wettest season of the year.

Across summer, daytime highs hold fairly steady around 86°F. The sky is clear or mostly clear about 28% of the time across summer, and the air most often feels muggy.

Summer is Alexandria's 3rd-best season to visit on our travel score. For the whole year in context, see Alexandria's year-round climate.

Avg daytime high
86°F
warmest season of the year
Avg overnight low
69°F
Rainfall
10.8 in
32 wet days
Avg wind
5 mph
Travel score
5.0
3rd-best season
Months
Jun · Jul · Aug

Temperature in Alexandria in Summer

Average highAverage lowShaded bands: 10–90% of days

Across summer, daytime highs hold fairly steady around 86°F.

A typical summer day in Alexandria reaches about 86°F and drops to 69°F overnight. The warmest of the three months is July, the coolest June.

60°80°100°JunJulAug

How summer really feels in Alexandria

Once humidity and wind are folded in, summer brings about 26 days that feel above 90°F and 0 that feel at or below 32°F.

Days feeling ≥ 90°F
26
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

The story in summer is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Alexandria weather by month

How the three summer months (June, July and August) compare with the rest of the year — the season's months are highlighted.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan44° / 29°3.08.62.79.60.7
Feb47° / 31°2.88.22.410.51.5
Mar55° / 38°3.910.31.611.73.6
Apr66° / 48°3.39.90.1136.0
May75° / 57°3.611.1014.16.6
Jun84° / 67°3.510.8014.75.5
Jul88° / 71°3.811.9014.44.3
Aug86° / 70°3.59.7013.55.1
Sep79° / 62°4.29.2012.36.8
Oct68° / 51°3.47.80116.7
Nov57° / 40°2.97.30.29.94.3
Dec48° / 34°3.48.81.39.31.7

Cloud cover in Summer

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% of the time across summer.

0%25%50%75%100%JunJulAug

Chance of precipitation in Summer

Any precipitation

Alexandria gets around 10.8 in of rain over 32 wet days across summer. The line is the day-by-day chance of measurable precipitation.

0%10%20%30%40%50%JunJulAug

Humidity in Summer

DryComfortableHumidMuggyOppressiveMiserable

Most of summer feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.

0%25%50%75%100%JunJulAug

Wind in Summer

Winds average 5 mph across summer.

0246810JunJulAug

Sunrise & sunset in Summer

DaylightNight

Daylight runs from about 14 h 30 min in early June to 12 h 54 min by late August. The lit band spans sunrise to sunset each day.

12 AM4 AM8 AM12 PM4 PM8 PM12 AMJunJulAug

Solar energy in Summer

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across summer, about 5.9 kWh/m².

0246JunJulAug
Planning a trip in summer

Hazard calendar for Alexandria

In seasonPeak

In summer, Alexandria overlaps its atlantic hurricane season. The full year is below, with each hazard's peak months called out.

Alexandria sits in the Atlantic hurricane belt; the season peaks August–October.

Atlantic hurricane
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is summer a good time to visit Alexandria?

Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.

5.0
Sightseeing
3rd-best month of the year
6.6
Beach & pool
1st-best month of the year

summer is a reasonable time to visit Alexandria for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Alexandria in Summer

From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In summer, Alexandria sees daytime highs around 86°F and nights near 69°F. Pack light clothes and sun protection. Worth having: rain gear. About 32 days see rain.

light clothessun protectionrain gear

Sea temperature near Alexandria in Summer

The nearest coast averages about 74°F across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 37 mi away) is warmest in August at about 78°F and coldest in February near 37°F.

It's comfortable for a long swim from Jun 16 to Oct 6 — about 3.7 months when the water holds above 68°F.

30°40°50°60°70°80°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°F)Comfort
Jan38Bracing
Feb37Bracing
Mar40Bracing
Apr47Bracing
May58Bracing
Jun68Refreshing
Jul76Warm
Aug78Warm
Sep74Refreshing
Oct65Cool
Nov54Bracing
Dec45Bracing

UV index in Alexandria in Summer

LowModerateHighVery highExtreme

Clear-sky midday UV across summer averages around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Alexandria peaks around July 11 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateLowJul 11UV 9Dec 19UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar5High
Apr6High
May8Very high
Jun9Very high
Jul9Very high
Aug7High
Sep6High
Oct4Moderate
Nov3Moderate
Dec2Low

Air quality in Alexandria in Summer

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.

Air quality in Alexandria is worst in July — around 17 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (November, 9 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1317 µg/m³Nov 129 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb12Moderate
Mar13Moderate
Apr13Moderate
May15Moderate
Jun16Moderate
Jul17Moderate
Aug15Moderate
Sep12Moderate
Oct9Good
Nov9Good
Dec10Good
Location & terrain

Where is Alexandria?

Alexandria sits at 38.8°N, 77.0°W, 39 ft above sea level, in United States. The nearest listed city is Glassmanor, 2.5 mi away.

Topography around Alexandria

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Alexandria.

Within 2 miles, the terrain around Alexandria has only modest variations in elevation — a maximum elevation change of 217 ft around an average of 36 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 499 ft; within 50 miles, large variations in elevation — a maximum elevation change of 2,067 ft.

The land around Alexandria is covered by artificial surfaces (34%), water (31%) and trees (28%) within 2 miles, trees (59%) and artificial surfaces (25%) within 10 miles, and trees (60%) within 50 miles.

2 miles
217 ft
10 miles
499 ft
50 miles
2,067 ft
treesgrasslandcroplandartificial surfaceswaterwetland
Summer weather nearby: Glassmanor 2.5 mi · Oxon Hill 3.1 mi · Rose Hill 3.7 mi · Oxon Hill-Glassmanor 3.7 mi · Hybla Valley 4.3 mi · Fort Hunt 5.0 mi · Hillcrest Heights 5.0 mi · Lincolnia 5.0 mi

United States travel facts

Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 100% of US
price level, 2025
GDP per capita
$90,027
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
5.8
per 100k, 2023
Road deaths
12.7
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Alexandria (38.8048°, -77.0469°, elevation 39 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.