Barstow weather in June

In June, Barstow sees average daytime highs of 92°F and overnight lows near 65°F, with 0.0 in of rain across 0.2 wet days and about 14.3 hours of daylight. It is the 3rd-warmest and 12th-wettest month of the year here.

Highs climb over the month, from about 88°F in the first days to 96°F by the end. The sky is clear or mostly clear about 86% of the time in June, and the air most often feels dry.

Daylight stretches from about 14 h 12 min at the start of June to 14 h 18 min by month's end. Set against the rest of the year, June is Barstow's 2nd-clearest and 3rd-windiest month. For the whole year in context, see Barstow's year-round climate.

Daytime high
92°
3rd warmest
Overnight low
65°
10th coldest
Rainfall
0.0 in
0.2 wet days
Daylight
14 h 18 min
4:38 AM – 6:58 PM
Cloud cover
14%
2nd clearest
Wind
10 mph
3rd windiest
Solar energy
8.65 kWh/m²
Travel score
4.4
out of 10

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

Density
221/km²
people per km²
Founded
1947

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

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 88°F in the first days to 96°F by the end.

A typical June day in Barstow reaches about 92°F in the afternoon and slips back to 65°F overnight — a 27°F spread between the day's warmth and the night's chill. On most days the high lands between 83°F and 101°F. Set against its neighbours, June runs about 10°F warmer than May and about 6°F cooler than July.

60°80°100°151015202530
Avg high (°F)Avg low (°F)
18861
28862
38962
48962
58962
68963
79063
89063
99063
109164
119164
129164
139264
149265
159265
169365
179366
189366
199466
209467
219467
229567
239567
249568
259668
269668
279669
289669
299769
309769

How June really feels in Barstow

Once humidity and wind are folded in, June averages 24 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
24
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

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

Barstow weather by month

How June compares with the rest of the year at a glance. June is the 3rd-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan58° / 38°0.73.39.95.2
Feb62° / 41°0.93.710.76.3
Mar68° / 46°0.52.511.77.8
Apr74° / 50°0.31.512.98.7
May83° / 57°0.10.313.87.8
Jun92° / 65°0.00.214.34.4
Jul98° / 72°0.21.114.12.2
Aug97° / 71°0.10.613.32.5
Sep90° / 64°0.10.612.25.2
Oct78° / 54°0.21.111.18.7
Nov65° / 43°0.31.410.27.6
Dec57° / 37°0.62.59.74.9

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 86% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 7% of June, with mostly cloudy or overcast conditions the remaining 7%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
19010
29010
39010
49010
59010
6919
7919
8928
9928
10937
11937
12937
13946
14946
15946
16946
17946
18946
19946
20946
21946
22946
23946
24946
25946
26937
27937
28937
29937
30937

Chance of precipitation in June

Any precipitation

Barstow gets around 0.0 in of rain over 0.2 wet days in June, the driest month. 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%151015202530
Rain chance (%)
11
20
30
40
50
61
71
81
91
101
111
121
131
141
151
161
171
181
191
201
211
221
230
240
250
261
271
281
291
301

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
110000
210000
310000
410000
510000
610000
710000
810000
910000
1010000
1110000
1210000
1310000
1410000
1510000
1610000
1710000
1810000
1910000
2010000
2110000
2210000
2310000
2410000
259910
269910
279910
289910
299721
309721

Wind in June

Winds average 10 mph in June.

Across June, daily wind ranges from about 9 mph on the calmest days to 10 mph at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (mph)Feels
110light breeze
210light breeze
310light breeze
410light breeze
510light breeze
610light breeze
710light breeze
810light breeze
910light breeze
1010light breeze
1110light breeze
1210light breeze
1310light breeze
1410light breeze
1510light breeze
1610light breeze
1710light breeze
1810light breeze
1910light breeze
2010light breeze
2110light breeze
2210light breeze
2310light breeze
249light breeze
259light breeze
269light breeze
279light breeze
289light breeze
299light breeze
309light breeze

Sunrise & sunset in June

DaylightNight

Daylight runs from about 14 h 12 min at the start of June to 14 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over June. Sunrise moves from 4:41 AM to 4:41 AM, and sunset from 6:51 PM to 7:01 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
114.24:416:51
214.24:406:51
314.24:406:52
414.24:406:52
514.24:396:53
614.24:396:54
714.34:396:54
814.34:396:55
914.34:396:55
1014.34:396:56
1114.34:386:56
1214.34:386:57
1314.34:386:57
1414.34:386:57
1514.34:386:58
1614.34:386:58
1714.34:386:59
1814.34:396:59
1914.34:396:59
2014.34:397:00
2114.34:397:00
2214.34:397:00
2314.34:397:00
2414.34:407:00
2514.34:407:01
2614.34:407:01
2714.34:407:01
2814.34:417:01
2914.34:417:01
3014.34:417:01

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 8.65 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 3.12 kWh/m² to a high of 8.65 kWh/m² in June across the year — June's 8.65 kWh/m² sits near the top of that range.

02468151015202530
Solar energy (kWh/m²)Level
18.5Intense
28.5Intense
38.5Intense
48.6Intense
58.6Intense
68.6Intense
78.6Intense
88.6Intense
98.6Intense
108.6Intense
118.7Intense
128.7Intense
138.7Intense
148.7Intense
158.7Intense
168.7Intense
178.7Intense
188.7Intense
198.7Intense
208.7Intense
218.7Intense
228.7Intense
238.7Intense
248.6Intense
258.6Intense
268.6Intense
278.6Intense
288.6Intense
298.5Intense
308.5Intense
Planning a trip in June

Is June a good time to visit Barstow?

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

4.4
Sightseeing
10th-best month of the year
7.9
Beach & pool
4th-best month of the year

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

What to pack for Barstow in June

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

In June, Barstow sees daytime highs around 92°F and nights near 65°F. Pack light clothes and sun protection.

light clothessun protection

UV index in Barstow in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June 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 Barstow peaks around June 23 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJun 23UV 11Dec 17UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar5High
Apr8Very high
May8Very high
Jun11Extreme
Jul11Extreme
Aug11Extreme
Sep8Very high
Oct6High
Nov3Moderate
Dec3Moderate
Location & terrain

Where is Barstow?

Barstow sits at 34.9°N, 117.0°W, 2,175 ft above sea level, in United States. The nearest listed city is Barstow Heights, 2.5 mi away.

Topography around Barstow

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

Within 2 miles, the terrain around Barstow has only modest variations in elevation — a maximum elevation change of 525 ft around an average of 2,211 ft above sea level; within 10 miles, large variations in elevation — a maximum elevation change of 2,096 ft; within 50 miles, extreme variations in elevation — a maximum elevation change of 8,891 ft.

The land around Barstow is covered by bare terrain (55%) and artificial surfaces (35%) within 2 miles, bare terrain (91%) within 10 miles, and bare terrain (69%) within 50 miles.

2 miles
525 ft
10 miles
2,096 ft
50 miles
8,891 ft
treesshrubsgrasslandcroplandartificial surfacesbare terrain
June weather nearby: Barstow Heights 2.5 mi · Apple Valley 29 mi · Victorville 29 mi · Adelanto 31 mi · Hesperia 36 mi · Highland 54 mi · San Bernardino 57 mi · Rialto 58 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 Barstow (34.8986°, -117.0228°, elevation 2,175 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).