Coos Bay weather in July

In July, Coos Bay sees average daytime highs of 67°F and overnight lows near 54°F, with 0.2 in of rain across 1.4 wet days and about 14.9 hours of daylight. It is the 2nd-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 67°F through the month. The sky is clear or mostly clear about 66% of the time in July, and the air most often feels dry.

Daylight stretches from about 15 h 12 min at the start of July to 14 h 30 min by month's end. Set against the rest of the year, July is Coos Bay's 1st-clearest and 6th-windiest month. For the whole year in context, see Coos Bay's year-round climate.

Daytime high
67°
2nd warmest
Overnight low
54°
11th coldest
Rainfall
0.2 in
1.4 wet days
Daylight
14 h 54 min
4:55 AM – 7:50 PM
Cloud cover
32%
1st clearest
Wind
9 mph
6th windiest
Solar energy
7.22 kWh/m²
Travel score
8.0
out of 10

Coos Bay is city in Coos County, Oregon, United States.

Density
393/km²
people per km²
Founded
1853

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

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 67°F through the month.

A typical July day in Coos Bay reaches about 67°F in the afternoon and slips back to 54°F overnight — a 13°F spread between the day's warmth and the night's chill. On most days the high lands between 63°F and 71°F. Set against its neighbours, July runs about 4°F warmer than June and on par with August.

50°60°70°80°151015202531
Avg high (°F)Avg low (°F)
16653
26654
36654
46654
56754
66754
76754
86754
96754
106754
116754
126754
136754
146754
156754
166855
176855
186855
196855
206855
216855
226855
236855
246855
256855
266855
276855
286855
296855
306855
316855

Coos Bay 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
Jan51° / 43°8.117.30.49.22.1
Feb52° / 43°6.214.80.510.22.4
Mar53° / 44°6.616.80.411.62.6
Apr56° / 45°4.614.80.113.23.3
May60° / 49°2.59.5014.54.8
Jun63° / 52°1.35.9015.26.3
Jul67° / 54°0.21.4014.98.0
Aug68° / 55°0.41.9013.88.0
Sep67° / 53°1.14.2012.37.4
Oct61° / 50°3.59.4010.85.4
Nov55° / 46°7.616.80.19.52.9
Dec51° / 43°9.517.60.28.82.0

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 66% of the time in July, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 14% of July, with mostly cloudy or overcast conditions the remaining 20%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17228
27228
37327
47426
57525
67624
77624
87624
97723
107822
117822
127822
137822
147822
157921
168020
178020
188119
198119
208218
218317
228317
238416
248515
258515
268515
278515
288515
298515
308515
318416

Chance of precipitation in July

Any precipitation

Coos Bay gets around 0.2 in of rain over 1.4 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 5% and peaks near 9% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
19
29
38
48
57
67
76
86
96
106
116
126
136
146
156
165
175
185
195
205
214
224
234
244
254
263
273
283
293
303
313

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 (%)
18317
28317
38218
48218
58119
68020
77921
87822
97723
107624
117525
127426
137327
147228
157129
167030
176931
186832
196832
206832
216832
226931
236931
246931
257030
267030
277030
287129
297129
307129
317129

Wind in July

Winds average 9 mph in July.

Across July, daily wind ranges from about 9 mph on the calmest days to 9 mph at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (mph)Feels
19light breeze
29light breeze
39light breeze
49light breeze
59light breeze
69light breeze
79light breeze
89light breeze
99light breeze
109light breeze
119light breeze
129light breeze
139light breeze
149light breeze
159light breeze
169light breeze
179light breeze
189light breeze
199light breeze
209light breeze
219light breeze
229light breeze
239light breeze
249light breeze
259light breeze
269light breeze
279light breeze
289light breeze
299light breeze
309light breeze
319light breeze

Sunrise & sunset in July

DaylightNight

Daylight runs from about 15 h 12 min at the start of July to 14 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 42 minutes over July. Sunrise moves from 4:45 AM to 5:09 AM, and sunset from 7:56 PM to 7:37 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.24:457:56
215.24:457:56
315.24:467:55
415.14:467:55
515.14:477:55
615.14:477:55
715.14:487:54
815.14:497:54
915.14:497:54
1015.14:507:53
1115.04:517:53
1215.04:527:52
1315.04:527:52
1415.04:537:51
1514.94:547:51
1614.94:557:50
1714.94:567:49
1814.94:577:49
1914.84:587:48
2014.84:587:47
2114.84:597:46
2214.85:007:46
2314.75:017:45
2414.75:027:44
2514.75:037:43
2614.65:047:42
2714.65:057:41
2814.65:067:40
2914.55:077:39
3014.55:087:38
3114.55:097:37

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 7.22 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 1.32 kWh/m² to a high of 7.22 kWh/m² in July across the year — July's 7.22 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.1Intense
27.1Intense
37.1Intense
47.2Intense
57.2Intense
67.2Intense
77.2Intense
87.2Intense
97.2Intense
107.2Intense
117.2Intense
127.2Intense
137.2Intense
147.2Intense
157.2Intense
167.2Intense
177.2Intense
187.2Intense
197.2Intense
207.2Intense
217.2Intense
227.1Intense
237.1Intense
247.1Intense
257.1Intense
267.1Intense
277.1Intense
287.0Intense
297.0Intense
307.0Intense
317.0Intense
Planning a trip in July

Hazard calendar for Coos Bay

In seasonPeak

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

Coos Bay's rainy season runs November–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 Coos Bay?

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
3.9
Beach & pool
2nd-best month of the year

July is one of the better times to visit Coos Bay for general sightseeing.

What to pack for Coos Bay in July

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

In July, Coos Bay sees daytime highs around 67°F and nights near 54°F. Pack sun protection.

sun protection

Sea temperature near Coos Bay in July

The nearest coast averages about 55°F in July — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 8 mi away) is warmest in September at about 56°F and coldest in February near 51°F.

The water stays below 68°F all year — cool enough that most swimmers want a wetsuit.

50°52°54°56°58°JanFebMarAprMayJunJulAugSepOctNovDecbracing
Sea temperature (°F)Comfort
Jan51Bracing
Feb51Bracing
Mar51Bracing
Apr52Bracing
May53Bracing
Jun55Bracing
Jul55Bracing
Aug56Bracing
Sep56Bracing
Oct55Bracing
Nov53Bracing
Dec52Bracing

UV index in Coos Bay in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Coos Bay peaks around July 15 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 15UV 8Dec 17UV 1
UV index (midday)Level
Jan2Low
Feb2Moderate
Mar4Moderate
Apr5High
May9Very high
Jun8Very high
Jul9Very high
Aug7Very high
Sep5Moderate
Oct4Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Coos Bay?

Coos Bay sits at 43.4°N, 124.2°W, 23 ft above sea level, in United States. The nearest listed city is Roseburg, 45 mi away.

Topography around Coos Bay

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

Within 2 miles, the terrain around Coos Bay has only modest variations in elevation — a maximum elevation change of 600 ft around an average of 112 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,742 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 4,088 ft.

The land around Coos Bay is covered by trees (54%) and water (20%) within 2 miles, trees (65%) and water (23%) within 10 miles, and trees (64%) and water (27%) within 50 miles.

2 miles
600 ft
10 miles
1,742 ft
50 miles
4,088 ft
treesgrasslandartificial surfacesbare terrainwaterwetland
July weather nearby: Roseburg 45 mi · Eugene 74 mi · Springfield 76 mi · Grants Pass 78 mi · Central Point 95 mi · Corvallis 96 mi · Medford 99 mi · Albany 104 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 Coos Bay (43.3665°, -124.2179°, 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).