Susanville weather in October

In October, Susanville sees average daytime highs of 62°F and overnight lows near 39°F, with 1.1 in of precipitation across 4.5 wet days and about 10.9 hours of daylight. It is the 6th-warmest and 8th-wettest month of the year here.

Highs ease over the month, from about 68°F in the first days to 56°F by the end. The sky is clear or mostly clear about 57% 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 18 min by month's end. Set against the rest of the year, October is Susanville's 5th-clearest and 5th-windiest month. For the whole year in context, see Susanville's year-round climate.

Daytime high
62°
6th warmest
Overnight low
39°
7th coldest
Precipitation
1.1 in
4.5 wet days
Daylight
10 h 54 min
6:20 AM – 5:15 PM
Cloud cover
37%
5th clearest
Wind
5 mph
5th windiest
Solar energy
4.14 kWh/m²
Travel score
6.4
out of 10

Susanville is city in and county seat of Lassen County, California, United States.

Density
733/km²
people per km²
Founded
1900

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 68°F in the first days to 56°F by the end.

A typical October day in Susanville reaches about 62°F in the afternoon and slips back to 39°F overnight — a 24°F spread between the day's warmth and the night's chill. On most days the high lands between 49°F and 74°F. Set against its neighbours, October runs about 13°F cooler than September and about 16°F warmer than November.

20°40°60°80°151015202531
Avg high (°F)Avg low (°F)
16944
26943
36843
46843
56742
66742
76742
86641
96641
106540
116540
126540
136440
146439
156339
166339
176238
186238
196238
206138
216037
226037
235937
245936
255836
265836
275735
285635
295635
305534
315534

How October really feels in Susanville

Once humidity and wind are folded in, October averages 0 days that feel above 90°F and 7 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
7
wind chill below the day's low

The story in October is cold — wind chill drags the overnight "feels like" below the raw low.

Susanville 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 daysSnow daysDaylight (hours)Travel score
Jan38° / 22°3.59.69.19.40.0
Feb41° / 24°3.39.69.110.40.1
Mar46° / 28°3.210.59.211.71.3
Apr53° / 32°2.09.46133.2
May64° / 40°1.98.51.814.26.0
Jun75° / 48°0.94.80.314.88.0
Jul85° / 55°0.42.7014.66.9
Aug84° / 54°0.42.6013.67.3
Sep75° / 48°0.630.112.38.5
Oct62° / 39°1.14.51.210.96.4
Nov47° / 29°2.27.55.59.81.6
Dec37° / 22°3.810.59.69.20.0

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 57% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 15% of October, with mostly cloudy or overcast conditions the remaining 28%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18020
28020
38020
47921
57822
67822
77723
87723
97624
107525
117525
127426
137426
147426
157327
167327
177228
187228
197129
207030
216931
226931
236832
246733
256634
266535
276436
286337
296238
306139
316040

Chance of precipitation in October

Any precipitationSnow

Susanville gets around 1.1 in of rain and snow over 4.5 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 14% and peaks near 19% on the wettest days, and about 1 day brings snow. The odds climb toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)Snow chance (%)
1122
2122
3122
4122
5122
6122
7122
8122
9122
10122
11122
12122
13112
14123
15123
16123
17123
18134
19134
20144
21155
22155
23165
24166
25176
26177
27177
28188
29188
30199
311910

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 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in October

Winds average 5 mph in October.

Across October, daily wind ranges from about 5 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
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 36 min at the start of October to 10 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 78 minutes over October. Sunrise moves from 6:04 AM to 6:38 AM, and sunset from 5:39 PM to 4:55 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.66:045:39
211.56:055:37
311.56:065:36
411.46:075:34
511.46:085:32
611.46:105:31
711.36:115:29
811.36:125:27
911.26:135:26
1011.26:145:24
1111.16:155:23
1211.16:165:21
1311.06:175:19
1411.06:185:18
1511.06:195:16
1610.96:205:15
1710.96:225:13
1810.86:235:12
1910.86:245:10
2010.76:255:09
2110.76:265:08
2210.76:275:06
2310.66:285:05
2410.66:295:03
2510.56:315:02
2610.56:325:01
2710.46:335:00
2810.46:344:58
2910.46:354:57
3010.36:364:56
3110.36:384:55

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 4.14 kWh/m².

For context, solar energy here swings from a low near 2.08 kWh/m² to a high of 8.22 kWh/m² in July across the year — October's 4.14 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
34.9Bright
44.8Bright
54.8Bright
64.7Bright
74.7Bright
84.6Bright
94.6Bright
104.5Bright
114.5Bright
124.4Bright
134.3Bright
144.3Bright
154.2Bright
164.2Bright
174.1Bright
184.1Bright
194.0Bright
203.9Moderate
213.9Moderate
223.8Moderate
233.8Moderate
243.7Moderate
253.6Moderate
263.6Moderate
273.5Moderate
283.4Moderate
293.4Moderate
303.3Moderate
313.3Moderate
Planning a trip in October

Hazard calendar for Susanville

In seasonPeak

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

Susanville's rainy season runs November–May, 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 Susanville?

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

6.4
Sightseeing
5th-best month of the year
1.9
Beach & pool
6th-best month of the year

October is a reasonable time to visit Susanville for sightseeing.

What to pack for Susanville in October

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

In October, Susanville sees daytime highs around 62°F and nights near 39°F. Worth packing: a warm layer. About 5 days see rain.

a warm layer

UV index in Susanville 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 Susanville peaks around June 23 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 13 at about 2 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJun 23UV 11Dec 13UV 2
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5High
Apr7Very high
May9Very high
Jun11Extreme
Jul11Extreme
Aug9Very high
Sep6High
Oct5Moderate
Nov2Moderate
Dec2Moderate

Air quality in Susanville 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 Susanville is worst in August — around 148 µg/m³ PM2.5 (unhealthy), about 33.7× the cleanest month (December, 4 µg/m³).

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

0306090120150JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateUnhealthyGoodAug 16136 µg/m³Dec 195 µg/m³
PM2.5 (µg/m³)Level
Jan5Good
Feb6Good
Mar8Good
Apr9Good
May8Good
Jun7Good
Jul55Poor
Aug148Unhealthy
Sep45Poor
Oct8Good
Nov6Good
Dec4Good
Location & terrain

Where is Susanville?

Susanville sits at 40.4°N, 120.7°W, 4,186 ft above sea level, in United States. The nearest listed city is Paradise, 68 mi away.

Topography around Susanville

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

Within 2 miles, the terrain around Susanville has only modest variations in elevation — a maximum elevation change of 735 ft around an average of 4,308 ft above sea level; within 10 miles, large variations in elevation — a maximum elevation change of 3,652 ft; within 50 miles, extreme variations in elevation — a maximum elevation change of 8,543 ft.

The land around Susanville is covered by grassland (58%) and trees (22%) within 2 miles, trees (50%) and grassland (45%) within 10 miles, and trees (50%) and grassland (40%) within 50 miles.

2 miles
735 ft
10 miles
3,652 ft
50 miles
8,543 ft
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Paradise 68 mi · Spanish Springs 73 mi · Sun Valley 73 mi · Reno 76 mi · Sparks 77 mi · Chico 79 mi · Oroville 79 mi · Truckee 79 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 Susanville (40.4163°, -120.653°, elevation 4,186 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).