Adelanto weather in July

In July, Adelanto sees average daytime highs of 92°F and overnight lows near 66°F, with 0.4 in of rain across 3.1 wet days and about 14.1 hours of daylight. It is the 1st-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 92°F through the month. The sky is clear or mostly clear about 80% of the time in July, and the air most often feels dry.

Daylight stretches from about 14 h 18 min at the start of July to 13 h 48 min by month's end. Set against the rest of the year, July is Adelanto's 4th-clearest and 5th-windiest month. For the whole year in context, see Adelanto's year-round climate.

Daytime high
92°
1st warmest
Overnight low
66°
11th coldest
Rainfall
0.4 in
3.1 wet days
Daylight
14 h 06 min
4:52 AM – 6:58 PM
Cloud cover
21%
4th clearest
Wind
5 mph
5th windiest
Solar energy
8.03 kWh/m²
Travel score
4.4
out of 10

Adelanto is city in San Bernardino County, California, United States.

Density
229/km²
people per km²
Founded
1915

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 92°F through the month.

A typical July day in Adelanto reaches about 92°F in the afternoon and slips back to 66°F overnight — a 25°F spread between the day's warmth and the night's chill. On most days the high lands between 85°F and 98°F. Set against its neighbours, July runs about 6°F warmer than June and on par with August.

60°80°100°151015202531
Avg high (°F)Avg low (°F)
19064
29164
39165
49165
59165
69165
79165
89166
99166
109166
119166
129166
139166
149166
159166
169266
179267
189267
199267
209267
219267
229267
239267
249267
259267
269267
279267
289267
299267
309267
319267

How July really feels in Adelanto

Once humidity and wind are folded in, July averages 31 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
31
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

The story in July is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Adelanto weather by month

How July compares with the rest of the year at a glance. July is the 1st-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan55° / 39°1.95.31.59.94.1
Feb57° / 40°2.361.910.74.6
Mar62° / 43°1.45.51.111.76.3
Apr69° / 47°0.73.40.612.87.8
May77° / 53°0.32.1013.88.7
Jun86° / 60°0.10.8014.36.8
Jul92° / 66°0.43.1014.14.4
Aug92° / 67°0.32.6013.34.5
Sep85° / 62°0.31.6012.26.8
Oct75° / 54°0.41.8011.18.8
Nov63° / 44°0.62.70.410.26.9
Dec54° / 38°1.54.319.74.0

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 80% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 9% of July, with mostly cloudy or overcast conditions the remaining 11%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1928
2919
3919
4919
59010
69010
79010
89010
99010
109010
118911
128911
138911
148911
158911
168911
178911
188911
198911
208911
218911
228911
238812
248713
258713
268713
278812
288812
298812
308911
318911

Chance of precipitation in July

Any precipitation

Adelanto gets around 0.4 in of rain over 3.1 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 9% and peaks near 10% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
18
28
39
49
59
610
710
810
910
1010
1110
1210
1310
1410
1510
1610
179
189
199
209
219
229
239
249
2510
2610
2710
289
299
309
319

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 85% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19442
29352
39163
49073
58983
68893
787103
887103
986113
1086113
1185123
1285123
1384133
1484133
1583143
1683143
1783143
1883143
1983143
2083143
2183143
2283143
2383143
2482144
2582144
2683134
2783134
2883134
2983134
3085123
3185123

Wind in July

Winds average 5 mph in July.

Across July, daily wind ranges from about 5 mph on the calmest days to 6 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
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 18 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 30 minutes over July. Sunrise moves from 4:44 AM to 5:02 AM, and sunset from 7:02 PM to 6:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.34:447:02
214.34:457:02
314.34:457:02
414.34:467:02
514.34:467:01
614.24:467:01
714.24:477:01
814.24:477:01
914.24:487:01
1014.24:497:00
1114.24:497:00
1214.24:507:00
1314.24:507:00
1414.14:516:59
1514.14:516:59
1614.14:526:58
1714.14:536:58
1814.14:536:58
1914.14:546:57
2014.04:556:57
2114.04:556:56
2214.04:566:55
2314.04:576:55
2413.94:576:54
2513.94:586:54
2613.94:596:53
2713.95:006:52
2813.95:006:51
2913.85:016:51
3013.85:026:50
3113.85:026:49

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 8.03 kWh/m².

For context, solar energy here swings from a low near 3.07 kWh/m² to a high of 8.49 kWh/m² in June across the year — July's 8.03 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
18.4Intense
28.4Intense
38.3Intense
48.3Intense
58.3Intense
68.3Intense
78.2Intense
88.2Intense
98.2Intense
108.1Intense
118.1Intense
128.1Intense
138.1Intense
148.1Intense
158.0Intense
168.0Intense
178.0Intense
188.0Intense
198.0Intense
208.0Intense
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 Adelanto?

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

4.4
Sightseeing
10th-best month of the year
7.8
Beach & pool
4th-best month of the year

July is a reasonable time to visit Adelanto for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Adelanto in July

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

In July, Adelanto sees daytime highs around 92°F and nights near 66°F. Pack light clothes and sun protection. About 3 days see rain.

light clothessun protection

UV index in Adelanto 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 Adelanto peaks around June 23 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJun 23UV 11Dec 15UV 3
UV index (midday)Level
Jan4Moderate
Feb5Moderate
Mar5High
Apr8Very high
May8Very high
Jun11Extreme
Jul11Extreme
Aug11Extreme
Sep8Very high
Oct6High
Nov3Moderate
Dec3Moderate

Air quality in Adelanto 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 Adelanto is worst in September — around 39 µg/m³ PM2.5 (poor), about 3.2× the cleanest month (May, 12 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateModerateSep 1537 µg/m³May 1612 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb15Moderate
Mar16Moderate
Apr14Moderate
May12Moderate
Jun15Moderate
Jul18Moderate
Aug22Moderate
Sep39Poor
Oct15Moderate
Nov17Moderate
Dec14Moderate
Location & terrain

Where is Adelanto?

Adelanto sits at 34.6°N, 117.4°W, 2,871 ft above sea level, in United States. The nearest listed city is Victorville, 7.5 mi away.

Topography around Adelanto

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

Within 2 miles, the terrain around Adelanto has only modest variations in elevation — a maximum elevation change of 157 ft around an average of 2,874 ft above sea level; within 10 miles, large variations in elevation — a maximum elevation change of 2,008 ft; within 50 miles, extreme variations in elevation — a maximum elevation change of 11,230 ft.

The land around Adelanto is covered by grassland (39%) and bare terrain (39%) within 2 miles, bare terrain (47%) and grassland (28%) within 10 miles, and bare terrain (39%), grassland (21%) and shrubs (20%) within 50 miles.

2 miles
157 ft
10 miles
2,008 ft
50 miles
11,230 ft
treesshrubsgrasslandcroplandartificial surfacesbare terrain
July weather nearby: Victorville 7.5 mi · Hesperia 12 mi · Apple Valley 14 mi · Barstow Heights 28 mi · Barstow 31 mi · Rialto 33 mi · Highland 34 mi · San Bernardino 34 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 Adelanto (34.5828°, -117.4092°, elevation 2,871 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).