Longview weather in July

In July, Longview sees average daytime highs of 76°F and overnight lows near 53°F, with 0.6 in of rain across 3 wet days and about 15.2 hours of daylight. It is the 2nd-warmest and 12th-wettest month of the year here.

Highs climb over the month, from about 73°F in the first days to 78°F by the end. The sky is clear or mostly clear about 50% of the time in July, and the air most often feels dry.

Daylight stretches from about 15 h 30 min at the start of July to 14 h 42 min by month's end. Set against the rest of the year, July is Longview's 1st-clearest and 7th-windiest month. For the whole year in context, see Longview's year-round climate.

Daytime high
76°
2nd warmest
Overnight low
53°
11th coldest
Rainfall
0.6 in
3 wet days
Daylight
15 h 12 min
4:40 AM – 7:54 PM
Cloud cover
43%
1st clearest
Wind
5 mph
7th windiest
Solar energy
6.37 kWh/m²
Travel score
8.2
out of 10

Longview is city in Cowlitz County, Washington, United States.

Density
963/km²
people per km²
Founded
1850

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

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 73°F in the first days to 78°F by the end.

A typical July day in Longview reaches about 76°F in the afternoon and slips back to 53°F overnight — a 22°F spread between the day's warmth and the night's chill. On most days the high lands between 65°F and 87°F. Set against its neighbours, July runs about 7°F warmer than June and on par with August.

40°60°80°151015202531
Avg high (°F)Avg low (°F)
17252
27352
37352
47352
57352
67353
77453
87453
97453
107453
117553
127553
137553
147553
157653
167654
177654
187654
197654
207754
217754
227754
237754
247754
257854
267854
277854
287854
297854
307854
317854

How July really feels in Longview

Once humidity and wind are folded in, July 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

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

Longview weather by month

How July compares with the rest of the year at a glance. July is the 2nd-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan46° / 36°7.418.12.68.81.0
Feb49° / 36°5.514.92.1101.7
Mar53° / 38°6.518.21.411.62.4
Apr58° / 41°5.116.40.113.33.5
May64° / 46°3.311.4014.75.5
Jun69° / 50°2.08.5015.56.5
Jul76° / 53°0.63015.28.2
Aug77° / 54°0.83.90148.1
Sep71° / 50°2.26.7012.37.2
Oct60° / 44°5.013010.74.5
Nov50° / 38°8.218.20.89.21.8
Dec45° / 35°8.018.12.78.50.7

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 50% of the time in July, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 12% of July, with mostly cloudy or overcast conditions the remaining 38%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14852
24951
35050
45149
55149
65248
75347
85446
95446
105545
115644
125743
135842
145941
156040
166139
176238
186337
196535
206634
216832
226931
237129
247228
257228
267327
277426
287426
297426
307525
317327

Chance of precipitation in July

Any precipitation

Longview gets around 0.6 in of rain over 3 wet days in July, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 11% and peaks near 16% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
116
215
314
414
513
612
712
812
911
1011
1111
1211
1311
1411
1511
1611
1711
1810
1910
2010
219
229
239
248
258
268
278
288
298
308
318

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the dry band about 73% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
181181
280191
380191
479201
579201
679201
778211
877221
977221
1076231
1175241
1274251
1373261
1472271
1571281
1670291
1769292
1868302
1968302
2068302
2168302
2269292
2368293
2468293
2569283
2669283
2769283
2870273
2970273
3070273
3170273

Wind in July

Winds average 5 mph in July.

Across July, daily wind ranges from about 5 mph on the calmest days to 5 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 15 h 30 min at the start of July to 14 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 48 minutes over July. Sunrise moves from 4:29 AM to 4:56 AM, and sunset from 8:01 PM to 7:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.54:298:01
215.54:308:01
315.54:308:01
415.54:318:00
515.54:328:00
615.54:328:00
715.44:337:59
815.44:347:59
915.44:347:59
1015.44:357:58
1115.44:367:58
1215.34:377:57
1315.34:387:56
1415.34:387:56
1515.34:397:55
1615.24:407:54
1715.24:417:54
1815.24:427:53
1915.14:437:52
2015.14:447:51
2115.14:457:50
2215.04:467:49
2315.04:477:48
2415.04:487:47
2514.94:507:46
2614.94:517:45
2714.94:527:44
2814.84:537:43
2914.84:547:42
3014.84:557:40
3114.74:567:39

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 6.37 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 0.95 kWh/m² to a high of 6.37 kWh/m² in July across the year — July's 6.37 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.2Intense
26.2Intense
36.2Intense
46.2Intense
56.2Intense
66.2Intense
76.2Intense
86.3Intense
96.3Intense
106.3Intense
116.3Intense
126.3Intense
136.3Intense
146.3Intense
156.3Intense
166.3Intense
176.3Intense
186.3Intense
196.4Intense
206.4Intense
216.4Intense
226.4Intense
236.4Intense
246.4Intense
256.4Intense
266.4Intense
276.4Intense
286.4Intense
296.4Intense
306.4Intense
316.3Intense
Planning a trip in July

Hazard calendar for Longview

In seasonPeak

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

Longview'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 July a good time to visit Longview?

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

8.2
Sightseeing
1st-best month of the year
6.9
Beach & pool
2nd-best month of the year

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

What to pack for Longview in July

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

In July, Longview sees daytime highs around 76°F and nights near 53°F. Pack sun protection. Worth having: light clothes. About 3 days see rain.

sun protectionlight clothes

UV index in Longview in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks 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 Longview 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
Jun6High
Jul8Very high
Aug7High
Sep4Moderate
Oct3Moderate
Nov1Low
Dec1Low

Air quality in Longview in July

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Longview is worst in September — around 20 µg/m³ PM2.5 (moderate), about 2.7× the cleanest month (December, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1519 µg/m³Dec 237 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb9Good
Mar11Good
Apr11Good
May10Good
Jun10Good
Jul9Good
Aug15Moderate
Sep20Moderate
Oct13Moderate
Nov9Good
Dec7Good
Location & terrain

Where is Longview?

Longview sits at 46.1°N, 122.9°W, 20 ft above sea level, in United States. The nearest listed city is Battle Ground, 32 mi away.

Topography around Longview

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

Within 2 miles, the terrain around Longview has only modest variations in elevation — a maximum elevation change of 486 ft around an average of 52 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,946 ft; within 50 miles, extreme variations in elevation — a maximum elevation change of 8,212 ft.

The land around Longview is covered by trees (40%) and artificial surfaces (34%) within 2 miles, trees (77%) within 10 miles, and trees (83%) within 50 miles.

2 miles
486 ft
10 miles
1,946 ft
50 miles
8,212 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
July weather nearby: Battle Ground 32 mi · Salmon Creek 33 mi · Hazel Dell 35 mi · Five Corners 36 mi · Vancouver 37 mi · Orchards 37 mi · Centralia 40 mi · Bethany 40 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 Longview (46.1382°, -122.9382°, elevation 20 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).