Tualatin weather in July

In July, Tualatin sees average daytime highs of 80°F and overnight lows near 56°F, with 0.5 in of rain across 2.3 wet days and about 15.1 hours of daylight. It is the 2nd-warmest and 12th-wettest month of the year here.

Highs climb over the month, from about 77°F in the first days to 83°F by the end. The sky is clear or mostly clear about 58% of the time in July, and the air most often feels dry.

Daylight stretches from about 15 h 24 min at the start of July to 14 h 36 min by month's end. Set against the rest of the year, July is Tualatin's 2nd-clearest and 7th-windiest month. For the whole year in context, see Tualatin's year-round climate.

Daytime high
80°
2nd warmest
Overnight low
56°
11th coldest
Rainfall
0.5 in
2.3 wet days
Daylight
15 h 06 min
4:42 AM – 7:51 PM
Cloud cover
36%
2nd clearest
Wind
5 mph
7th windiest
Solar energy
6.83 kWh/m²
Travel score
8.0
out of 10

Tualatin is city in Washington and Clackamas counties, Oregon, United States.

Density
1,275/km²
people per km²
Founded
1913

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 77°F in the first days to 83°F by the end.

A typical July day in Tualatin reaches about 80°F in the afternoon and slips back to 56°F overnight — a 24°F spread between the day's warmth and the night's chill. On most days the high lands between 70°F and 91°F. Set against its neighbours, July runs about 8°F warmer than June and on par with August.

40°60°80°151015202531
Avg high (°F)Avg low (°F)
17754
27755
37755
47855
57855
67855
77855
87955
97955
107955
117956
128056
138056
148056
158056
168156
178156
188156
198157
208157
218257
228257
238257
248257
258257
268257
278257
288357
298357
308357
318357

How July really feels in Tualatin

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.

Tualatin 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
Jan47° / 36°6.617.31.88.91.2
Feb50° / 37°5.014.81.510.12.0
Mar55° / 39°5.717.50.711.62.8
Apr60° / 42°4.516.1013.24.0
May67° / 48°2.811.1014.75.9
Jun72° / 52°1.77.6015.47.0
Jul80° / 56°0.52.3015.18.0
Aug81° / 56°0.62.6013.97.9
Sep75° / 52°1.66.2012.37.7
Oct63° / 46°4.211.9010.75.2
Nov52° / 40°6.917.30.49.32.2
Dec46° / 36°7.6182.28.60.9

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 58% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 11% of July, with mostly cloudy or overcast conditions the remaining 31%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15545
25644
35743
45842
55941
66040
76139
86139
96238
106436
116436
126634
136634
146832
156832
167030
177030
187129
197327
207327
217525
227624
237624
247723
257921
267921
277921
288020
298020
307921
318020

Chance of precipitation in July

Any precipitation

Tualatin gets around 0.5 in of rain over 2.3 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 8% and peaks near 13% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
113
212
311
411
510
610
79
89
98
108
118
128
138
148
158
168
178
188
198
208
217
227
237
246
256
266
276
285
295
305
315

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 76% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
182171
282171
381181
481181
581181
681181
780191
880191
979201
1079201
1178211
1277221
1376231
1476231
1575241
1674251
1774251
1873261
1973261
2073261
2173261
2273261
2373261
2474251
2574251
2674251
2775241
2875241
2975241
3075241
3175241

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 24 min at the start of July to 14 h 36 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 4:31 AM to 4:58 AM, and sunset from 7:57 PM to 7:36 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.44:317:57
215.44:327:57
315.44:337:57
415.44:337:57
515.44:347:57
615.44:347:56
715.34:357:56
815.34:367:55
915.34:367:55
1015.34:377:55
1115.34:387:54
1215.24:397:54
1315.24:407:53
1415.24:417:52
1515.24:417:52
1615.14:427:51
1715.14:437:50
1815.14:447:50
1915.14:457:49
2015.04:467:48
2115.04:477:47
2215.04:487:46
2314.94:497:45
2414.94:507:44
2514.94:517:43
2614.84:527:42
2714.84:537:41
2814.84:557:40
2914.74:567:39
3014.74:577:38
3114.64:587:36

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 6.83 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 1.02 kWh/m² to a high of 6.83 kWh/m² in July across the year — July's 6.83 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.5Intense
26.6Intense
36.6Intense
46.6Intense
56.6Intense
66.7Intense
76.7Intense
86.7Intense
96.7Intense
106.7Intense
116.8Intense
126.8Intense
136.8Intense
146.8Intense
156.8Intense
166.8Intense
176.8Intense
186.8Intense
196.8Intense
206.8Intense
216.9Intense
226.9Intense
236.9Intense
246.9Intense
256.9Intense
266.9Intense
276.9Intense
286.8Intense
296.8Intense
306.8Intense
316.8Intense
Planning a trip in July

Hazard calendar for Tualatin

In seasonPeak

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

Tualatin'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 Tualatin?

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

8.0
Sightseeing
1st-best month of the year
8.0
Beach & pool
2nd-best month of the year

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

What to pack for Tualatin in July

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

In July, Tualatin sees daytime highs around 80°F and nights near 56°F. Pack sun protection. Worth having: light clothes.

sun protectionlight clothes

UV index in Tualatin 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 Tualatin peaks around July 17 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 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 17UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr5Moderate
May8Very high
Jun7High
Jul8Very high
Aug7High
Sep5Moderate
Oct3Moderate
Nov1Low
Dec1Low

Air quality in Tualatin 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 Tualatin is worst in September — around 22 µg/m³ PM2.5 (moderate), about 3.0× the cleanest month (January, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1621 µg/m³Jan 117 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb9Good
Mar11Good
Apr11Good
May10Good
Jun9Good
Jul8Good
Aug13Moderate
Sep22Moderate
Oct14Moderate
Nov9Good
Dec7Good
Location & terrain

Where is Tualatin?

Tualatin sits at 45.4°N, 122.8°W, 125 ft above sea level, in United States. The nearest listed city is Tigard, 3.1 mi away.

Topography around Tualatin

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

Within 2 miles, the terrain around Tualatin has only modest variations in elevation — a maximum elevation change of 289 ft around an average of 194 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,306 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 6,690 ft.

The land around Tualatin is covered by trees (56%) and artificial surfaces (35%) within 2 miles, trees (61%) within 10 miles, and trees (76%) within 50 miles.

2 miles
289 ft
10 miles
1,306 ft
50 miles
6,690 ft
treesgrasslandcroplandartificial surfaceswater
July weather nearby: Tigard 3.1 mi · Sherwood 4.3 mi · Lake Oswego 5.0 mi · Wilsonville 5.6 mi · Oak Grove 6.2 mi · Beaverton 7.5 mi · Milwaukie 7.5 mi · West Linn 7.5 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 Tualatin (45.384°, -122.764°, elevation 125 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).