Washougal weather in August

In August, Washougal sees average daytime highs of 78°F and overnight lows near 54°F, with 1.1 in of rain across 3.8 wet days and about 13.9 hours of daylight. It is the 1st-warmest and 11th-wettest month of the year here.

Highs ease over the month, from about 79°F in the first days to 76°F by the end. The sky is clear or mostly clear about 63% of the time in August, and the air most often feels dry.

Daylight stretches from about 14 h 36 min at the start of August to 13 h 12 min by month's end. Set against the rest of the year, August is Washougal's 1st-clearest and 11th-windiest month. For the whole year in context, see Washougal's year-round climate.

Daytime high
78°
1st warmest
Overnight low
54°
12th coldest
Rainfall
1.1 in
3.8 wet days
Daylight
13 h 54 min
5:15 AM – 7:12 PM
Cloud cover
33%
1st clearest
Wind
4 mph
11th windiest
Solar energy
6.23 kWh/m²
Travel score
8.3
out of 10

Washougal is city in Washington State, USA.

Density
931/km²
people per km²
Founded
1852

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 79°F in the first days to 76°F by the end.

A typical August day in Washougal reaches about 78°F in the afternoon and slips back to 54°F overnight — a 24°F spread between the day's warmth and the night's chill. On most days the high lands between 67°F and 90°F. Set against its neighbours, August runs on par with July and about 6°F warmer than September.

40°60°80°151015202531
Avg high (°F)Avg low (°F)
17955
27955
37955
47955
57955
67955
77955
87955
97955
107955
117955
127955
137855
147855
157855
167854
177854
187854
197854
207854
217754
227754
237754
247753
257753
267653
277653
287653
297653
307653
317553

How August really feels in Washougal

Once humidity and wind are folded in, August averages 0 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.

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

August sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Washougal weather by month

How August compares with the rest of the year at a glance. August is the 1st-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan44° / 35°11.418.95.28.90.6
Feb47° / 35°8.616.24.210.11.3
Mar52° / 37°9.019.44.111.62.2
Apr57° / 40°7.217.41.613.33.3
May64° / 45°4.913.40.114.75.2
Jun69° / 49°3.410.4015.46.3
Jul77° / 54°0.94015.18.2
Aug78° / 54°1.13.8013.98.3
Sep71° / 50°3.27.1012.37.3
Oct60° / 44°8.113.60.110.74.5
Nov49° / 38°11.918.51.99.31.6
Dec43° / 34°12.419.25.68.60.4

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 63% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 13% of August, with mostly cloudy or overcast conditions the remaining 23%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18218
28218
38218
48119
58020
68020
78020
87921
97921
107921
117822
127723
137723
147723
157723
167723
177723
187624
197624
207624
217624
227525
237525
247525
257525
267525
277426
287327
297327
307228
317228

Chance of precipitation in August

Any precipitation

Washougal gets around 1.1 in of rain over 3.8 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 12% and peaks near 18% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
19
29
39
410
510
610
710
810
910
1010
1110
1211
1311
1411
1511
1611
1711
1812
1912
2012
2113
2213
2314
2414
2515
2616
2716
2816
2917
3017
3118

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the dry band about 79% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
175232
275232
376231
477221
577221
677221
777221
876222
976222
1076222
1176222
1276222
1376222
1476222
1577212
1677212
1778211
1879201
1979201
2079201
2180191
2280191
2381181
2481181
2582171
2682171
2784160
2884160
2985150
3086140
3186140

Wind in August

Winds average 4 mph in August.

Across August, daily wind ranges from about 4 mph on the calmest days to 4 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
314calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 14 h 36 min at the start of August to 13 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 84 minutes over August. Sunrise moves from 4:57 AM to 5:34 AM, and sunset from 7:34 PM to 6:45 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.64:577:34
214.64:587:33
314.54:597:31
414.55:007:30
514.55:027:29
614.45:037:27
714.45:047:26
814.35:057:24
914.35:077:23
1014.25:087:21
1114.25:097:20
1214.15:107:18
1314.15:117:17
1414.05:137:15
1514.05:147:13
1613.95:157:12
1713.95:167:10
1813.85:187:08
1913.85:197:07
2013.75:207:05
2113.75:217:03
2213.65:237:02
2313.65:247:00
2413.55:256:58
2513.55:266:56
2613.45:286:54
2713.45:296:52
2813.35:306:51
2913.35:326:49
3013.25:336:47
3113.25:346:45

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.23 kWh/m².

For context, solar energy here swings from a low near 1.03 kWh/m² to a high of 7.09 kWh/m² in July across the year — August's 6.23 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
17.0Intense
26.9Intense
36.9Intense
46.8Intense
56.8Intense
66.8Intense
76.7Intense
86.7Intense
96.6Intense
106.6Intense
116.5Intense
126.5Intense
136.4Intense
146.4Intense
156.3Intense
166.3Intense
176.2Intense
186.2Intense
196.1Intense
206.1Intense
216.0Intense
225.9Bright
235.9Bright
245.8Bright
255.8Bright
265.7Bright
275.7Bright
285.6Bright
295.5Bright
305.5Bright
315.4Bright
Planning a trip in August

Hazard calendar for Washougal

In seasonPeak

None of Washougal's seasonal hazards are active in August. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Washougal's rainy season runs October–April, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is August a good time to visit Washougal?

Our two travel scores rate August for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

8.3
Sightseeing
1st-best month of the year
7.6
Beach & pool
1st-best month of the year

August is one of the better times to visit Washougal for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Washougal in August

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

In August, Washougal sees daytime highs around 78°F and nights near 54°F. Pack sun protection. Worth having: light clothes. About 4 days see rain.

sun protectionlight clothes

UV index in Washougal in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks 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 Washougal peaks around July 17 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateVery highVery highHighModerateLowJul 17UV 8Dec 15UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr5Moderate
May8Very high
Jun7High
Jul8Very high
Aug7High
Sep4Moderate
Oct3Moderate
Nov1Low
Dec1Low

Air quality in Washougal in August

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Washougal is worst in August — around 35 µg/m³ PM2.5 (moderate), about 6.3× the cleanest month (December, 6 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodAug 2334 µg/m³Dec 226 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb7Good
Mar10Good
Apr10Good
May9Good
Jun8Good
Jul8Good
Aug35Moderate
Sep33Moderate
Oct11Good
Nov8Good
Dec6Good
Location & terrain

Where is Washougal?

Washougal sits at 45.6°N, 122.4°W, 79 ft above sea level, in United States. The nearest listed city is Camas, 2.5 mi away.

Topography around Washougal

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

Within 2 miles, the terrain around Washougal has only modest variations in elevation — a maximum elevation change of 682 ft around an average of 154 ft above sea level; within 10 miles, large variations in elevation — a maximum elevation change of 3,517 ft; within 50 miles, extreme variations in elevation — a maximum elevation change of 11,093 ft.

The land around Washougal is covered by trees (48%) within 2 miles, trees (66%) within 10 miles, and trees (81%) within 50 miles.

2 miles
682 ft
10 miles
3,517 ft
50 miles
11,093 ft
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Camas 2.5 mi · Troutdale 3.1 mi · Gresham 6.8 mi · Orchards 12 mi · Lents 12 mi · Happy Valley 12 mi · Five Corners 13 mi · Vancouver 16 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 Washougal (45.5826°, -122.3534°, elevation 79 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. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).