Anacortes in Summer
In summer (June, July and August), Anacortes sees average daytime highs around 66°F and overnight lows near 56°F, with 4.6 in of rain over about 17 wet days across the season. It is the warmest season of the year and the driest season of the year.
Over the season highs climb from about 61°F in early June to 66°F by late August. The sky is clear or mostly clear about 45% of the time across summer, and the air most often feels dry.
Summer is Anacortes's best season of the year to visit on our travel score. For the whole year in context, see Anacortes's year-round climate.
- Avg daytime high
- 66°F
- warmest season of the year
- Avg overnight low
- 56°F
- Rainfall
- 4.6 in
- 17 wet days
- Avg wind
- 5 mph
- Travel score
- 6.7
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Anacortes in Summer
Over the season highs climb from about 61°F in early June to 66°F by late August.
A typical summer day in Anacortes reaches about 66°F and drops to 56°F overnight. The warmest of the three months is August, the coolest June.
How summer really feels in Anacortes
Once humidity and wind are folded in, summer brings about 0 days that feel above 90°F and 0 that feel at or below 32°F.
summer sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Anacortes 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.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 44° / 38° | 7.2 | 18.3 | 3.1 | 8.6 | 0.7 |
| Feb | 46° / 38° | 4.7 | 14.6 | 2.5 | 9.9 | 1.1 |
| Mar | 49° / 40° | 5.7 | 18.3 | 1.4 | 11.6 | 1.7 |
| Apr | 53° / 44° | 4.1 | 14.6 | 0.2 | 13.4 | 2.7 |
| May | 58° / 49° | 3.0 | 10.3 | 0 | 15 | 4.3 |
| Jun | 62° / 53° | 2.2 | 8.4 | 0 | 15.8 | 5.5 |
| Jul | 67° / 57° | 1.0 | 4.3 | 0 | 15.5 | 7.3 |
| Aug | 68° / 58° | 1.4 | 4.6 | 0 | 14.1 | 7.4 |
| Sep | 64° / 55° | 2.8 | 8.4 | 0 | 12.4 | 6.0 |
| Oct | 56° / 48° | 5.6 | 14.2 | 0 | 10.6 | 3.4 |
| Nov | 49° / 42° | 8.2 | 18.4 | 0.9 | 9 | 1.5 |
| Dec | 44° / 38° | 7.1 | 18 | 2.9 | 8.2 | 0.6 |
Cloud cover in Summer
The sky is clear or mostly clear about 45% of the time across summer.
Chance of precipitation in Summer
Anacortes gets around 4.6 in of rain over 17 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 5 mph across summer.
Sunrise & sunset in Summer
Daylight runs from about 15 h 36 min in early June to 13 h 18 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 6.0 kWh/m².
Hazard calendar for Anacortes
None of Anacortes's seasonal hazards peak in summer. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.
Anacortes's rainy season runs October–April, when most of the year's rain falls.
Is summer a good time to visit Anacortes?
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.
summer is a reasonable time to visit Anacortes for sightseeing.
What to pack for Anacortes in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Anacortes sees daytime highs around 66°F and nights near 56°F. Pack sun protection. Worth having: a warm layer and rain gear. About 17 days see rain.
Sea temperature near Anacortes in Summer
The nearest coast averages about 53°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 16 mi away) is warmest in August at about 54°F and coldest in February near 46°F.
The water stays below 68°F all year — cool enough that most swimmers want a wetsuit.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°F) | 46 | 46 | 47 | 48 | 50 | 52 | 53 | 54 | 53 | 50 | 49 | 47 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing |
| Sea temperature (°F) | Comfort | |
|---|---|---|
| Jan | 46 | Bracing |
| Feb | 46 | Bracing |
| Mar | 47 | Bracing |
| Apr | 48 | Bracing |
| May | 50 | Bracing |
| Jun | 52 | Bracing |
| Jul | 53 | Bracing |
| Aug | 54 | Bracing |
| Sep | 53 | Bracing |
| Oct | 50 | Bracing |
| Nov | 49 | Bracing |
| Dec | 47 | Bracing |
UV index in Anacortes in Summer
Clear-sky midday UV across summer averages around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Anacortes peaks around July 17 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 18 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 1 | 4 | 5 | 7 | 6 | 8 | 6 | 4 | 3 | 1 | 1 |
| Level | Low | Low | Moderate | Moderate | High | High | Very high | High | Moderate | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 1 | Low |
| Mar | 4 | Moderate |
| Apr | 5 | Moderate |
| May | 7 | High |
| Jun | 6 | High |
| Jul | 8 | Very high |
| Aug | 6 | High |
| Sep | 4 | Moderate |
| Oct | 3 | Moderate |
| Nov | 1 | Low |
| Dec | 1 | Low |
Air quality in Anacortes in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Anacortes is worst in September — around 18 µg/m³ PM2.5 (moderate), about 3.2× the cleanest month (December, 6 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 7 | 9 | 12 | 12 | 12 | 11 | 11 | 18 | 18 | 12 | 7 | 6 |
| Level | Good | Good | Good | Good | Good | Good | Good | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 7 | Good |
| Feb | 9 | Good |
| Mar | 12 | Good |
| Apr | 12 | Good |
| May | 12 | Good |
| Jun | 11 | Good |
| Jul | 11 | Good |
| Aug | 18 | Moderate |
| Sep | 18 | Moderate |
| Oct | 12 | Good |
| Nov | 7 | Good |
| Dec | 6 | Good |
Where is Anacortes?
Anacortes sits at 48.5°N, 122.6°W, 23 ft above sea level, in United States. The nearest listed city is Mount Vernon, 14 mi away.
Topography around Anacortes
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Anacortes.
Within 2 miles, the terrain around Anacortes has only modest variations in elevation — a maximum elevation change of 558 ft around an average of 75 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,581 ft; within 50 miles, extreme variations in elevation — a maximum elevation change of 10,758 ft.
The land around Anacortes is covered by water (51%) and trees (25%) within 2 miles, water (61%) and trees (22%) within 10 miles, and trees (49%) and water (35%) within 50 miles.
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
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 Anacortes (48.5126°, -122.6127°, elevation 23 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.