Oceanside weather in July

In July, Oceanside sees average daytime highs of 74°F and overnight lows near 65°F, with 0.0 in of rain across 0.3 wet days and about 14 hours of daylight. It is the 3rd-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 74°F through the month. The sky is clear or mostly clear about 79% of the time in July, and the air most often feels humid.

Daylight stretches from about 14 h 12 min at the start of July to 13 h 42 min by month's end. Set against the rest of the year, July is Oceanside's 3rd-clearest and 9th-windiest month. For the whole year in context, see Oceanside's year-round climate.

Daytime high
74°
3rd warmest
Overnight low
65°
10th coldest
Rainfall
0.0 in
0.3 wet days
Daylight
14 hours
4:55 AM – 6:55 PM
Cloud cover
23%
3rd clearest
Wind
5 mph
9th windiest
Solar energy
7.56 kWh/m²
Travel score
9.2
out of 10

Oceanside is city in San Diego County, California, United States.

Density
1,608/km²
people per km²
Founded
1888

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 74°F through the month.

A typical July day in Oceanside reaches about 74°F in the afternoon and slips back to 65°F overnight — a 8°F spread between the day's warmth and the night's chill. On most days the high lands between 69°F and 79°F. Set against its neighbours, July runs about 5°F warmer than June and about 2°F cooler than August.

60°70°80°151015202531
Avg high (°F)Avg low (°F)
17264
27264
37264
47364
57364
67365
77365
87365
97365
107365
117365
127465
137465
147465
157465
167466
177466
187466
197466
207466
217466
227466
237466
247466
257466
267466
277466
287566
297566
307566
317566

Oceanside weather by month

How July compares with the rest of the year at a glance. July is the 3rd-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan62° / 52°2.55.310.16.2
Feb62° / 53°2.96.110.85.9
Mar63° / 54°1.65.311.76.3
Apr64° / 56°0.7312.87.2
May66° / 58°0.31.813.77.6
Jun69° / 62°0.10.414.28.4
Jul74° / 65°0.00.3149.2
Aug76° / 67°0.00.213.29.5
Sep75° / 66°0.10.612.29.3
Oct72° / 63°0.5211.28.5
Nov67° / 58°0.82.710.37.7
Dec63° / 53°1.84.79.86.5

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 79% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 10% of July, with mostly cloudy or overcast conditions the remaining 11%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18812
28812
38911
48911
58911
68911
78911
88911
99010
109010
119010
129010
139010
149010
158911
168911
178911
189010
199010
208911
218911
228911
238911
248911
258911
269010
279010
289010
299010
30919
31919

Chance of precipitation in July

Any precipitation

Oceanside gets around 0.0 in of rain over 0.3 wet days in July. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 1% and peaks near 1% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
10
20
31
41
51
61
71
81
91
101
111
121
131
141
151
161
171
181
191
201
211
221
231
241
251
261
271
281
291
301
311

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the humid band about 51% of days. Sticky, muggy-or-worse air turns up on roughly 33% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
123048200
212849210
312750220
412650230
512451240
612351250
702252260
802152270
902052280
1001951291
1101753291
1201653301
1301553311
1401453321
1501354321
1601254331
1701254331
1801153342
1901053352
2001053352
2101052362
220953362
230952372
240952372
250951382
260950392
270950402
280949402
290948412
300947422
310946422

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 14 h 12 min at the start of July to 13 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 30 minutes over July. Sunrise moves from 4:48 AM to 5:05 AM, and sunset from 6:58 PM to 6:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.24:486:58
214.24:486:58
314.24:496:58
414.14:496:58
514.14:496:58
614.14:506:58
714.14:506:58
814.14:516:57
914.14:516:57
1014.14:526:57
1114.14:526:57
1214.14:536:56
1314.04:536:56
1414.04:546:56
1514.04:556:55
1614.04:556:55
1714.04:566:55
1814.04:566:54
1913.94:576:54
2013.94:586:53
2113.94:586:53
2213.94:596:52
2313.95:006:52
2413.85:006:51
2513.85:016:50
2613.85:026:50
2713.85:026:49
2813.85:036:48
2913.75:046:48
3013.75:046:47
3113.75:056:46

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 7.56 kWh/m².

For context, solar energy here swings from a low near 3.05 kWh/m² to a high of 7.71 kWh/m² in June across the year — July's 7.56 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.8Intense
27.8Intense
37.8Intense
47.8Intense
57.7Intense
67.7Intense
77.7Intense
87.7Intense
97.7Intense
107.7Intense
117.6Intense
127.6Intense
137.6Intense
147.6Intense
157.6Intense
167.6Intense
177.5Intense
187.5Intense
197.5Intense
207.5Intense
217.5Intense
227.5Intense
237.5Intense
247.5Intense
257.4Intense
267.4Intense
277.4Intense
287.4Intense
297.4Intense
307.4Intense
317.4Intense
Planning a trip in July

Is July a good time to visit Oceanside?

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

9.2
Sightseeing
3rd-best month of the year
7.2
Beach & pool
3rd-best month of the year

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

What to pack for Oceanside in July

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

In July, Oceanside sees daytime highs around 74°F and nights near 65°F. Pack sun protection. Worth having: light clothes.

sun protectionlight clothes

Sea temperature near Oceanside in July

The nearest coast averages about 69°F in July — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 71°F and coldest in January near 59°F.

It's comfortable for a long swim from Jul 5 to Oct 7 — about 3.1 months when the water holds above 68°F.

60°65°70°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingcomfortable to swim
Sea temperature (°F)Comfort
Jan59Cool
Feb59Cool
Mar60Cool
Apr61Cool
May64Cool
Jun66Cool
Jul69Refreshing
Aug71Refreshing
Sep70Refreshing
Oct67Cool
Nov64Cool
Dec61Cool

UV index in Oceanside in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Oceanside peaks around July 11 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateVery highExtremeVery highHighModerateJul 11UV 11Dec 17UV 3
UV index (midday)Level
Jan4Moderate
Feb5Moderate
Mar5Moderate
Apr8Very high
May8Very high
Jun11Extreme
Jul11Extreme
Aug10Extreme
Sep8Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Oceanside 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 Oceanside is worst in September — around 24 µg/m³ PM2.5 (moderate), about 3.5× the cleanest month (May, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1223 µg/m³May 207 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb11Good
Mar11Good
Apr10Good
May7Good
Jun8Good
Jul9Good
Aug20Moderate
Sep24Moderate
Oct12Moderate
Nov11Good
Dec11Good
Location & terrain

Where is Oceanside?

Oceanside sits at 33.2°N, 117.4°W, 66 ft above sea level, in United States. The nearest listed city is Carlsbad, 3.1 mi away.

Topography around Oceanside

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

Within 2 miles, the terrain around Oceanside has only modest variations in elevation — a maximum elevation change of 279 ft around an average of 59 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,060 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 6,772 ft.

The land around Oceanside is covered by water (42%) and artificial surfaces (39%) within 2 miles, water (47%) within 10 miles, and water (33%) and shrubs (20%) within 50 miles.

2 miles
279 ft
10 miles
1,060 ft
50 miles
6,772 ft
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
July weather nearby: Carlsbad 3.1 mi · Vista 8.1 mi · Encinitas 12 mi · San Marcos 13 mi · Fallbrook 14 mi · Escondido 18 mi · San Clemente 21 mi · Rancho Penasquitos 22 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 Oceanside (33.1959°, -117.3795°, elevation 66 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. 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).