Barstow Heights weather in October

In October, Barstow Heights sees average daytime highs of 77°F and overnight lows near 54°F, with 0.2 in of rain across 1 wet days and about 11.1 hours of daylight. It is the 6th-warmest and 8th-wettest month of the year here.

Highs ease over the month, from about 83°F in the first days to 71°F by the end. The sky is clear or mostly clear about 79% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 42 min at the start of October to 10 h 36 min by month's end. Set against the rest of the year, October is Barstow Heights's 4th-clearest and 8th-windiest month. For the whole year in context, see Barstow Heights's year-round climate.

Daytime high
77°
6th warmest
Overnight low
54°
7th coldest
Rainfall
0.2 in
1 wet days
Daylight
11 h 06 min
6:00 AM – 5:06 PM
Cloud cover
19%
4th clearest
Wind
6 mph
8th windiest
Solar energy
5.06 kWh/m²
Travel score
8.8
out of 10

Barstow Heights is human settlement in San Bernardino County, California, United States of America.

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

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 83°F in the first days to 71°F by the end.

A typical October day in Barstow Heights reaches about 77°F in the afternoon and slips back to 54°F overnight — a 23°F spread between the day's warmth and the night's chill. On most days the high lands between 66°F and 87°F. Set against its neighbours, October runs about 12°F cooler than September and about 13°F warmer than November.

40°60°80°151015202531
Avg high (°F)Avg low (°F)
18359
28359
38358
48258
58258
68157
78157
88057
98056
108056
117956
127955
137855
147855
157855
167754
177754
187654
197653
207653
217553
227553
237452
247452
257351
267351
277251
287250
297150
307149
317149

How October really feels in Barstow Heights

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

October sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Barstow Heights weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan57° / 39°0.83.69.94.9
Feb60° / 41°1.03.910.75.8
Mar67° / 45°0.62.711.77.5
Apr73° / 49°0.41.812.98.6
May81° / 57°0.10.813.88.2
Jun91° / 64°0.10.414.34.9
Jul96° / 70°0.3214.12.7
Aug96° / 70°0.21.213.33.0
Sep89° / 64°0.1112.25.6
Oct77° / 54°0.2111.18.8
Nov65° / 44°0.31.510.27.4
Dec56° / 38°0.82.99.74.6

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 9% of October, with mostly cloudy or overcast conditions the remaining 12%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1937
2937
3937
4937
5937
6928
7928
8928
9928
10919
11919
12919
139010
148911
158911
168911
178713
188713
198713
208515
218515
228515
238416
248317
258317
268317
278317
288218
298218
308218
318218

Chance of precipitation in October

Any precipitation

Barstow Heights gets around 0.2 in of rain over 1 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 3% and peaks near 4% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
12
22
32
42
52
62
72
83
93
103
113
124
134
144
154
164
174
184
194
204
214
224
234
244
254
264
273
283
293
303
313

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the dry band about 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1991
2991
3991
4991
5991
6991
7991
8991
9991
10991
11991
12991
13991
14991
15991
16991
17991
18991
19991
20991
21991
22991
23991
241000
251000
261000
271000
281000
291000
301000
311000

Wind in October

Winds average 6 mph in October.

Across October, daily wind ranges from about 6 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
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 42 min at the start of October to 10 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over October. Sunrise moves from 5:48 AM to 6:14 AM, and sunset from 5:27 PM to 4:50 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.75:485:27
211.65:485:25
311.65:495:24
411.55:505:23
511.55:515:21
611.55:525:20
711.45:525:18
811.45:535:17
911.45:545:16
1011.35:555:14
1111.35:565:13
1211.35:575:12
1311.25:575:10
1411.25:585:09
1511.15:595:08
1611.16:005:06
1711.16:015:05
1811.06:025:04
1911.06:035:03
2011.06:045:02
2110.96:045:00
2210.96:054:59
2310.96:064:58
2410.86:074:57
2510.86:084:56
2610.86:094:55
2710.76:104:54
2810.76:114:53
2910.76:124:52
3010.66:134:51
3110.66:144:50

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5.06 kWh/m².

For context, solar energy here swings from a low near 3.13 kWh/m² to a high of 8.62 kWh/m² in June across the year — October's 5.06 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.7Bright
45.7Bright
55.6Bright
65.6Bright
75.5Bright
85.5Bright
95.4Bright
105.4Bright
115.3Bright
125.3Bright
135.2Bright
145.2Bright
155.1Bright
165.1Bright
175.0Bright
185.0Bright
194.9Bright
204.8Bright
214.8Bright
224.8Bright
234.7Bright
244.7Bright
254.6Bright
264.6Bright
274.5Bright
284.5Bright
294.4Bright
304.4Bright
314.3Bright
Planning a trip in October

Is October a good time to visit Barstow Heights?

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

8.8
Sightseeing
1st-best month of the year
7.8
Beach & pool
4th-best month of the year

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

What to pack for Barstow Heights in October

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

In October, Barstow Heights sees daytime highs around 77°F and nights near 54°F. Worth packing: light clothes and sun protection.

light clothessun protection

UV index in Barstow Heights in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Barstow Heights 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

Air quality in Barstow Heights in October

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where October falls, not just the annual average.

Air quality in Barstow Heights is worst in September — around 30 µg/m³ PM2.5 (moderate), about 5.3× the cleanest month (December, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1427 µg/m³Dec 146 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb7Good
Mar9Good
Apr9Good
May9Good
Jun16Moderate
Jul12Good
Aug15Moderate
Sep30Moderate
Oct7Good
Nov6Good
Dec6Good
Location & terrain

Where is Barstow Heights?

Barstow Heights sits at 34.9°N, 117.1°W, 2,559 ft above sea level, in United States. The nearest listed city is Barstow, 2.5 mi away.

Topography around Barstow Heights

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

Within 2 miles, the terrain around Barstow Heights has significant variations in elevation — a maximum elevation change of 948 ft around an average of 2,523 ft above sea level; within 10 miles, large variations in elevation — a maximum elevation change of 2,077 ft; within 50 miles, extreme variations in elevation — a maximum elevation change of 8,855 ft.

The land around Barstow Heights is covered by bare terrain (82%) within 2 miles, bare terrain (89%) within 10 miles, and bare terrain (67%) within 50 miles.

2 miles
948 ft
10 miles
2,077 ft
50 miles
8,855 ft
treesshrubsgrasslandcroplandartificial surfacesbare terrain
October weather nearby: Barstow 2.5 mi · Apple Valley 27 mi · Victorville 27 mi · Adelanto 28 mi · Hesperia 34 mi · Highland 52 mi · San Bernardino 54 mi · Rialto 56 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 Heights (34.8697°, -117.0562°, elevation 2,559 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).