Boulder City weather in October

In October, Boulder City sees average daytime highs of 81°F and overnight lows near 61°F, with 0.4 in of rain across 1.8 wet days and about 11.1 hours of daylight. It is the 6th-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 88°F in the first days to 75°F by the end. The sky is clear or mostly clear about 75% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 36 min at the start of October to 10 h 30 min by month's end. Set against the rest of the year, October is Boulder City's 3rd-clearest and 9th-windiest month. For the whole year in context, see Boulder City's year-round climate.

Daytime high
81°
6th warmest
Overnight low
61°
7th coldest
Rainfall
0.4 in
1.8 wet days
Daylight
11 h 06 min
5:52 AM – 4:56 PM
Cloud cover
23%
3rd clearest
Wind
4 mph
9th windiest
Solar energy
4.81 kWh/m²
Travel score
7.8
out of 10

Boulder City is city in Clark County, Nevada, United States.

Density
29/km²
people per km²
Founded
1931

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 88°F in the first days to 75°F by the end.

A typical October day in Boulder City reaches about 81°F in the afternoon and slips back to 61°F overnight — a 21°F spread between the day's warmth and the night's chill. On most days the high lands between 70°F and 91°F. Set against its neighbours, October runs about 13°F cooler than September and about 15°F warmer than November.

40°60°80°100°151015202531
Avg high (°F)Avg low (°F)
18967
28867
38866
48766
58765
68665
78665
88564
98564
108463
118463
128362
138362
148262
158261
168261
178160
188160
198060
208059
217959
227858
237858
247758
257757
267657
277656
287556
297555
307455
317455

How October really feels in Boulder City

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.

Boulder City weather by month

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

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan58° / 41°0.93.69.85.1
Feb63° / 45°1.24.410.66.5
Mar71° / 51°0.73.211.78.0
Apr79° / 57°0.31.612.98.3
May89° / 66°0.11.113.95.5
Jun99° / 75°0.10.514.41.8
Jul104° / 82°0.32.514.20.0
Aug102° / 81°0.4313.40.6
Sep95° / 73°0.31.812.23.4
Oct81° / 61°0.41.811.17.8
Nov67° / 49°0.51.710.17.8
Dec56° / 41°0.839.64.8

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 75% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 10% of October, with mostly cloudy or overcast conditions the remaining 15%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
19010
29010
38911
48911
58911
68812
78812
88812
98713
108713
118713
128713
138614
148614
158614
168515
178515
188515
198515
208416
218317
228317
238317
248218
258218
268119
278119
288119
298119
308119
318020

Chance of precipitation in October

Any precipitation

Boulder City gets around 0.4 in of rain over 1.8 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 5% and peaks near 6% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
14
24
34
44
54
65
75
85
95
105
115
125
135
145
155
165
176
186
196
206
216
226
236
246
256
266
276
286
296
306
315

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 98% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19532
29721
39721
49721
59721
69721
79721
89811
99811
109811
119811
129811
139910
149910
159910
169820
179820
189820
199820
209820
219820
229820
239820
249820
259820
269820
279820
289820
299910
309910
319910

Wind in October

Winds average 4 mph in October.

Across October, 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 October

DaylightNight

Daylight runs from about 11 h 36 min at the start of October to 10 h 30 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 5:39 AM to 6:07 AM, and sunset from 5:18 PM to 4:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.65:395:18
211.65:405:16
311.65:415:15
411.55:425:13
511.55:435:12
611.45:435:10
711.45:445:09
811.45:455:07
911.35:465:06
1011.35:475:05
1111.35:485:03
1211.25:495:02
1311.25:505:00
1411.15:504:59
1511.15:514:58
1611.15:524:56
1711.05:534:55
1811.05:544:54
1911.05:554:53
2010.95:564:51
2110.95:574:50
2210.95:584:49
2310.85:594:48
2410.86:004:47
2510.76:014:45
2610.76:024:44
2710.76:034:43
2810.66:044:42
2910.66:054:41
3010.66:064:40
3110.56:074:39

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 4.81 kWh/m².

For context, solar energy here swings from a low near 2.87 kWh/m² to a high of 8.53 kWh/m² in June across the year — October's 4.81 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.5Bright
35.5Bright
45.4Bright
55.4Bright
65.3Bright
75.3Bright
85.2Bright
95.2Bright
105.1Bright
115.1Bright
125.0Bright
135.0Bright
144.9Bright
154.9Bright
164.8Bright
174.8Bright
184.7Bright
194.7Bright
204.6Bright
214.5Bright
224.5Bright
234.5Bright
244.4Bright
254.3Bright
264.3Bright
274.3Bright
284.2Bright
294.2Bright
304.1Bright
314.1Bright
Planning a trip in October

Is October a good time to visit Boulder City?

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

7.8
Sightseeing
3rd-best month of the year
8.3
Beach & pool
2nd-best month of the year

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

What to pack for Boulder City in October

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

In October, Boulder City sees daytime highs around 81°F and nights near 61°F. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Boulder City 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 Boulder City peaks around June 22 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 2 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJun 22UV 10Dec 19UV 2
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5Moderate
Apr6High
May8Very high
Jun11Extreme
Jul10Extreme
Aug10Very high
Sep8Very high
Oct6High
Nov3Moderate
Dec2Moderate
Location & terrain

Where is Boulder City?

Boulder City sits at 36.0°N, 114.8°W, 2,510 ft above sea level, in United States. The nearest listed city is Henderson, 9.3 mi away.

Topography around Boulder City

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

Within 2 miles, the terrain around Boulder City has significant variations in elevation — a maximum elevation change of 1,634 ft around an average of 2,431 ft above sea level; within 10 miles, large variations in elevation — a maximum elevation change of 3,455 ft; within 50 miles, extreme variations in elevation — a maximum elevation change of 10,315 ft.

The land around Boulder City is covered by bare terrain (55%) and artificial surfaces (27%) within 2 miles, bare terrain (68%) within 10 miles, and bare terrain (59%) and shrubs (26%) within 50 miles.

2 miles
1,634 ft
10 miles
3,455 ft
50 miles
10,315 ft
treesshrubsgrasslandartificial surfacesbare terrainwater
October weather nearby: Henderson 9.3 mi · Whitney 14 mi · Winchester 19 mi · Paradise 19 mi · Sunrise Manor 21 mi · Las Vegas 22 mi · North Las Vegas 22 mi · Enterprise 23 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 Boulder City (35.9786°, -114.8325°, elevation 2,510 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).