West Sacramento weather in October

In October, West Sacramento sees average daytime highs of 78°F and overnight lows near 53°F, with 1.2 in of rain across 3.1 wet days and about 11 hours of daylight. It is the 6th-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 83°F in the first days to 73°F by the end. The sky is clear or mostly clear about 69% 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 24 min by month's end. Set against the rest of the year, October is West Sacramento's 5th-clearest and 11th-windiest month. For the whole year in context, see West Sacramento's year-round climate.

Daytime high
78°
6th warmest
Overnight low
53°
7th coldest
Rainfall
1.2 in
3.1 wet days
Daylight
11 hours
6:22 AM – 5:20 PM
Cloud cover
28%
5th clearest
Wind
5 mph
11th windiest
Solar energy
4.25 kWh/m²
Travel score
8.3
out of 10

West Sacramento is city in Yolo County, California, United States.

Density
891/km²
people per km²
Founded
1987

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 73°F by the end.

A typical October day in West Sacramento reaches about 78°F in the afternoon and slips back to 53°F overnight — a 25°F spread between the day's warmth and the night's chill. On most days the high lands between 69°F and 88°F. Set against its neighbours, October runs about 9°F cooler than September and about 13°F warmer than November.

40°60°80°151015202531
Avg high (°F)Avg low (°F)
18357
28356
38356
48256
58256
68256
78255
88155
98155
108155
118055
128054
138054
148054
157954
167954
177853
187853
197853
207753
217752
227652
237652
247652
257551
267451
277451
287451
297350
307350
317250

How October really feels in West Sacramento

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.

West Sacramento weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan58° / 42°4.79.89.64.3
Feb62° / 44°4.39.310.55.3
Mar67° / 47°3.69.111.76.4
Apr73° / 51°1.65.4137.6
May81° / 55°0.93.714.17.7
Jun88° / 60°0.2114.65.9
Jul91° / 61°0.00.114.45.0
Aug91° / 61°0.10.113.55.2
Sep87° / 59°0.10.512.36.3
Oct78° / 53°1.23.1118.3
Nov65° / 46°2.36.59.96.6
Dec57° / 41°4.49.69.44.2

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 69% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 12% of October, with mostly cloudy or overcast conditions the remaining 19%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18911
28911
38812
48812
58713
68713
78614
88515
98416
108416
118317
128218
138119
148119
158119
168119
178020
187921
197921
207921
217822
227822
237822
247822
257822
267822
277624
287525
297525
307426
317327

Chance of precipitation in October

Any precipitation

West Sacramento gets around 1.2 in of rain over 3.1 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 9% and peaks near 16% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
15
26
36
46
57
67
77
87
98
108
118
128
138
148
158
168
178
189
199
2010
2110
2211
2311
2412
2512
2613
2713
2814
2914
3015
3116

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 91% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
187130
288120
388120
489110
588111
688111
789101
889101
989101
1089101
1189101
129091
139091
149091
159181
169181
179181
189181
199271
209271
219271
229361
239361
249460
259460
269550
279550
289550
299550
309550
319550

Wind in October

Winds average 5 mph in October.

Across October, daily wind ranges from about 4 mph on the calmest days to 5 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
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 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 72 minutes over October. Sunrise moves from 6:07 AM to 6:38 AM, and sunset from 5:43 PM to 5:01 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.66:075:43
211.66:085:42
311.56:095:40
411.56:105:38
511.46:115:37
611.46:125:35
711.36:135:34
811.36:145:32
911.36:155:31
1011.26:165:29
1111.26:175:28
1211.16:185:26
1311.16:195:25
1411.16:205:23
1511.06:215:22
1611.06:225:20
1710.96:235:19
1810.96:245:18
1910.96:255:16
2010.86:265:15
2110.86:275:14
2210.76:285:12
2310.76:295:11
2410.76:305:10
2510.66:315:09
2610.66:325:07
2710.56:335:06
2810.56:355:05
2910.56:365:04
3010.46:375:03
3110.46:385:01

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 4.25 kWh/m².

For context, solar energy here swings from a low near 2.08 kWh/m² to a high of 8.18 kWh/m² in July across the year — October's 4.25 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.0Bright
45.0Bright
54.9Bright
64.8Bright
74.8Bright
84.7Bright
94.7Bright
104.6Bright
114.5Bright
124.5Bright
134.4Bright
144.4Bright
154.3Bright
164.3Bright
174.2Bright
184.1Bright
194.1Bright
204.0Bright
214.0Moderate
223.9Moderate
233.9Moderate
243.8Moderate
253.7Moderate
263.7Moderate
273.6Moderate
283.6Moderate
293.5Moderate
303.5Moderate
313.4Moderate
Planning a trip in October

Hazard calendar for West Sacramento

In seasonPeak

None of West Sacramento's seasonal hazards are active in October. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

West Sacramento's rainy season runs November–March, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is October a good time to visit West Sacramento?

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

8.3
Sightseeing
1st-best month of the year
7.7
Beach & pool
6th-best month of the year

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

What to pack for West Sacramento in October

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

In October, West Sacramento sees daytime highs around 78°F and nights near 53°F. Worth packing: light clothes. About 3 days see rain.

light clothes

UV index in West Sacramento in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in West Sacramento peaks around June 21 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateLowJun 21UV 10Dec 15UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar4Moderate
Apr6High
May8Very high
Jun10Very high
Jul10Very high
Aug9Very high
Sep6High
Oct5Moderate
Nov2Moderate
Dec2Low

Air quality in West Sacramento 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 West Sacramento is worst in August — around 27 µg/m³ PM2.5 (moderate), about 3.6× the cleanest month (June, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateAug 2126 µg/m³Jun 138 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb14Moderate
Mar15Moderate
Apr12Good
May9Good
Jun8Good
Jul11Good
Aug27Moderate
Sep23Moderate
Oct17Moderate
Nov19Moderate
Dec14Moderate
Location & terrain

Where is West Sacramento?

West Sacramento sits at 38.6°N, 121.5°W, 20 ft above sea level, in United States. The nearest listed city is Sacramento, 1.9 mi away.

Topography around West Sacramento

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

Within 2 miles, the terrain around West Sacramento has only modest variations in elevation — a maximum elevation change of 108 ft around an average of 23 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 144 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 4,557 ft.

The land around West Sacramento is covered by artificial surfaces (53%) and trees (25%) within 2 miles, artificial surfaces (31%), cropland (29%) and grassland (20%) within 10 miles, and grassland (33%), trees (31%) and cropland (24%) within 50 miles.

2 miles
108 ft
10 miles
144 ft
50 miles
4,557 ft
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
October weather nearby: Sacramento 1.9 mi · Arden-Arcade 8.1 mi · Florin 8.7 mi · Rio Linda 8.7 mi · Rosemont 9.3 mi · Carmichael 11 mi · North Highlands 11 mi · Davis 12 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 West Sacramento (38.5805°, -121.5302°, elevation 20 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).