Atascadero weather in July

In July, Atascadero sees average daytime highs of 79°F and overnight lows near 59°F, with 0.0 in of rain across 0.1 wet days and about 14.2 hours of daylight. It is the 2nd-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 79°F through the month. The sky is clear or mostly clear about 90% of the time in July, and the air most often feels dry.

Daylight stretches from about 14 h 24 min at the start of July to 13 h 48 min by month's end. Set against the rest of the year, July is Atascadero's 3rd-clearest and 10th-windiest month. For the whole year in context, see Atascadero's year-round climate.

Daytime high
79°
2nd warmest
Overnight low
59°
11th coldest
Rainfall
0.0 in
0.1 wet days
Daylight
14 h 12 min
5:03 AM – 7:14 PM
Cloud cover
13%
3rd clearest
Wind
4 mph
10th windiest
Solar energy
8.02 kWh/m²
Travel score
9.2
out of 10

Atascadero is city in San Luis Obispo County, California, United States.

Density
441/km²
people per km²
Founded
1979

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 79°F through the month.

A typical July day in Atascadero reaches about 79°F in the afternoon and slips back to 59°F overnight — a 20°F spread between the day's warmth and the night's chill. On most days the high lands between 72°F and 87°F. Set against its neighbours, July runs about 3°F warmer than June and on par with August.

50°60°70°80°90°151015202531
Avg high (°F)Avg low (°F)
17858
27858
37858
47858
57858
67858
77858
87858
97958
107958
117958
127959
137959
147959
157959
167959
177959
187959
197959
207959
217959
227959
237959
247959
257959
267959
277959
287959
297959
307959
317959

Atascadero weather by month

How July compares with the rest of the year at a glance. July is the 2nd-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan59° / 43°3.37.19.95.0
Feb60° / 44°3.37.710.75.2
Mar63° / 46°2.56.411.76.3
Apr67° / 48°0.93.512.97.5
May71° / 51°0.41.713.88.5
Jun76° / 55°0.10.414.49.4
Jul79° / 59°0.00.114.29.2
Aug80° / 59°0.00.213.39.1
Sep78° / 57°0.10.412.29.2
Oct73° / 53°0.7211.18.8
Nov65° / 47°1.13.610.17.1
Dec59° / 42°2.56.29.65.1

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 90% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 4% of July, with mostly cloudy or overcast conditions the remaining 6%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1946
2946
3946
4955
5955
6955
7955
8955
9955
10946
11946
12946
13946
14946
15946
16946
17946
18937
19937
20937
21937
22937
23937
24946
25946
26946
27946
28946
29946
30946
31946

Chance of precipitation in July

Any precipitation

Atascadero gets around 0.0 in of rain over 0.1 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 (%)
11
21
31
41
51
61
71
81
91
101
111
121
131
141
151
161
171
181
191
201
211
220
230
240
250
260
270
280
290
300
310

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 49% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
168311
267312
366322
465332
563343
662353
761363
860373
958384
1057394
1156404
1255414
1353425
1451445
1550455
1648465
1746486
1845496
1943516
2041527
2140537
2239538
2337558
2436568
2535569
2635569
2734579
28345610
29335710
30335710
31335710

Wind in July

Winds average 4 mph in July.

Across July, 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 July

DaylightNight

Daylight runs from about 14 h 24 min at the start of July to 13 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 36 minutes over July. Sunrise moves from 4:55 AM to 5:14 AM, and sunset from 7:17 PM to 7:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.44:557:17
214.44:557:17
314.44:567:17
414.34:567:17
514.34:577:17
614.34:577:17
714.34:587:17
814.34:587:16
914.34:597:16
1014.34:597:16
1114.35:007:16
1214.25:007:15
1314.25:017:15
1414.25:027:15
1514.25:027:14
1614.25:037:14
1714.25:047:13
1814.15:047:13
1914.15:057:12
2014.15:067:12
2114.15:067:11
2214.15:077:11
2314.05:087:10
2414.05:087:09
2514.05:097:09
2614.05:107:08
2713.95:117:07
2813.95:117:06
2913.95:127:06
3013.95:137:05
3113.85:147:04

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 8.02 kWh/m².

For context, solar energy here swings from a low near 2.72 kWh/m² to a high of 8.26 kWh/m² in June across the year — July's 8.02 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
18.3Intense
28.2Intense
38.2Intense
48.2Intense
58.2Intense
68.2Intense
78.2Intense
88.2Intense
98.1Intense
108.1Intense
118.1Intense
128.1Intense
138.1Intense
148.0Intense
158.0Intense
168.0Intense
178.0Intense
188.0Intense
198.0Intense
207.9Intense
217.9Intense
227.9Intense
237.9Intense
247.9Intense
257.9Intense
267.8Intense
277.8Intense
287.8Intense
297.8Intense
307.8Intense
317.8Intense
Planning a trip in July

Is July a good time to visit Atascadero?

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

9.2
Sightseeing
2nd-best month of the year
8.7
Beach & pool
2nd-best month of the year

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

What to pack for Atascadero in July

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

In July, Atascadero sees daytime highs around 79°F and nights near 59°F. Pack sun protection. Worth having: light clothes.

sun protectionlight clothes

Sea temperature near Atascadero in July

The nearest coast averages about 58°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 14 mi away) is warmest in September at about 60°F and coldest in April near 54°F.

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

52°54°56°58°60°62°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°F)Comfort
Jan56Bracing
Feb56Bracing
Mar55Bracing
Apr54Bracing
May54Bracing
Jun56Bracing
Jul58Bracing
Aug59Cool
Sep60Cool
Oct60Cool
Nov58Bracing
Dec57Bracing

UV index in Atascadero in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Atascadero peaks around June 21 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJun 21UV 11Dec 14UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5Moderate
Apr7High
May8Very high
Jun11Extreme
Jul10Extreme
Aug10Extreme
Sep7Very high
Oct6High
Nov3Moderate
Dec3Moderate

Air quality in Atascadero 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 Atascadero is worst in August — around 19 µg/m³ PM2.5 (moderate), about 4.5× the cleanest month (June, 4 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodAug 2218 µg/m³Jun 124 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb6Good
Mar7Good
Apr6Good
May5Good
Jun4Good
Jul7Good
Aug19Moderate
Sep17Moderate
Oct7Good
Nov6Good
Dec5Good
Location & terrain

Where is Atascadero?

Atascadero sits at 35.5°N, 120.7°W, 879 ft above sea level, in United States. The nearest listed city is Paso Robles, 9.3 mi away.

Topography around Atascadero

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

Within 2 miles, the terrain around Atascadero has only modest variations in elevation — a maximum elevation change of 600 ft around an average of 948 ft above sea level; within 10 miles, large variations in elevation — a maximum elevation change of 2,549 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 4,698 ft.

The land around Atascadero is covered by trees (39%), grassland (35%) and artificial surfaces (23%) within 2 miles, grassland (56%) and trees (33%) within 10 miles, and grassland (54%) and water (22%) within 50 miles.

2 miles
600 ft
10 miles
2,549 ft
50 miles
4,698 ft
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
July weather nearby: Paso Robles 9.3 mi · San Luis Obispo 14 mi · Arroyo Grande 26 mi · Nipomo 33 mi · Santa Maria 39 mi · Orcutt 45 mi · Coalinga 48 mi · Lompoc 60 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 Atascadero (35.4894°, -120.6707°, elevation 879 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).