Paso Robles weather in January

In January, Paso Robles sees average daytime highs of 59°F and overnight lows near 40°F, with 3.1 in of rain across 6.9 wet days and about 9.9 hours of daylight. It is the 11th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 59°F through the month. The sky is clear or mostly clear about 42% of the time in January, and the air most often feels dry.

Daylight stretches from about 9 h 36 min at the start of January to 10 h 12 min by month's end. Set against the rest of the year, January is Paso Robles's 11th-clearest and 5th-windiest month. For the whole year in context, see Paso Robles's year-round climate.

Daytime high
59°
11th warmest
Overnight low
40°
2nd coldest
Rainfall
3.1 in
6.9 wet days
Daylight
9 h 48 min
7:17 AM – 5:07 PM
Cloud cover
51%
11th clearest
Wind
5 mph
5th windiest
Solar energy
2.87 kWh/m²
Travel score
5.0
out of 10

Paso Robles is city in San Luis Obispo County, California, United States.

Density
539/km²
people per km²
Founded
1889

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

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 59°F through the month.

A typical January day in Paso Robles reaches about 59°F in the afternoon and slips back to 40°F overnight — a 19°F spread between the day's warmth and the night's chill. On most days the high lands between 52°F and 66°F. Set against its neighbours, January runs on par with December and about 2°F cooler than February.

20°40°60°80°151015202531
Avg high (°F)Avg low (°F)
15839
25839
35839
45839
55839
65839
75839
85840
95940
105940
115940
125940
135940
145940
155940
165940
175940
185940
195940
205940
215940
225940
235940
245940
256040
266040
276040
286040
296040
306040
316040

Paso Robles weather by month

How January compares with the rest of the year at a glance. January is the 11th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan59° / 40°3.16.99.95.0
Feb61° / 41°3.17.610.75.3
Mar65° / 44°2.46.211.76.6
Apr69° / 46°0.93.412.97.8
May76° / 51°0.41.613.98.9
Jun82° / 56°0.10.314.48.4
Jul85° / 60°0.00.114.27.3
Aug85° / 60°0.00.213.37.2
Sep82° / 57°0.10.512.28.3
Oct75° / 52°0.61.811.18.9
Nov65° / 44°1.03.210.17.2
Dec59° / 39°2.36.19.65.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 42% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 14% of January, with mostly cloudy or overcast conditions the remaining 45%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15545
25446
35446
45446
55446
65446
75446
85545
95545
105545
115446
125545
135545
145545
155545
165644
175644
185644
195644
205644
215644
225644
235644
245644
255644
265644
275644
285644
295644
305644
315644

Chance of precipitation in January

Any precipitation

Paso Robles gets around 3.1 in of rain over 6.9 wet days in January, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 22% and peaks near 23% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
122
222
322
423
522
622
722
822
922
1022
1122
1222
1322
1422
1522
1623
1723
1823
1923
2023
2123
2223
2323
2422
2522
2622
2722
2822
2922
3022
3122

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January 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 (%)Comfortable (%)
1991
2991
3991
4991
5991
6991
7991
8991
9991
10991
111000
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
30991
31991

Wind in January

Winds average 5 mph in January.

Across January, 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 January

DaylightNight

Daylight runs from about 9 h 36 min at the start of January to 10 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 36 minutes over January. Sunrise moves from 7:17 AM to 7:10 AM, and sunset from 4:55 PM to 5:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.67:174:55
29.67:174:55
39.67:174:56
49.77:184:57
59.77:184:58
69.77:184:58
79.77:184:59
89.77:185:00
99.77:185:01
109.77:185:02
119.77:185:03
129.87:185:04
139.87:185:04
149.87:175:05
159.87:175:06
169.87:175:07
179.97:175:08
189.97:165:09
199.97:165:10
209.97:165:11
219.97:155:12
2210.07:155:13
2310.07:155:14
2410.07:145:15
2510.07:145:16
2610.17:135:17
2710.17:135:18
2810.17:125:19
2910.17:125:20
3010.27:115:21
3110.27:105:22

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 2.87 kWh/m².

For context, solar energy here swings from a low near 2.68 kWh/m² to a high of 8.34 kWh/m² in June across the year — January's 2.87 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
12.7Moderate
22.7Moderate
32.7Moderate
42.7Moderate
52.7Moderate
62.8Moderate
72.8Moderate
82.8Moderate
92.8Moderate
102.8Moderate
112.8Moderate
122.8Moderate
132.8Moderate
142.8Moderate
152.9Moderate
162.9Moderate
172.9Moderate
182.9Moderate
192.9Moderate
203.0Moderate
213.0Moderate
223.0Moderate
233.0Moderate
243.1Moderate
253.1Moderate
263.1Moderate
273.2Moderate
283.2Moderate
293.2Moderate
303.3Moderate
313.3Moderate
Planning a trip in January

Is January a good time to visit Paso Robles?

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

5.0
Sightseeing
11th-best month of the year
0.1
Beach & pool
12th-best month of the year

January is a reasonable time to visit Paso Robles for sightseeing.

What to pack for Paso Robles in January

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

In January, Paso Robles sees daytime highs around 59°F and nights near 40°F. Worth packing: a warm layer. About 7 days see rain.

a warm layer

Sea temperature near Paso Robles in January

The nearest coast averages about 56°F in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 21 mi away) is warmest in September at about 60°F and coldest in April near 54°F.

The water stays below 68°F all year — cool enough that most swimmers want a wetsuit.

52°54°56°58°60°62°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°F)Comfort
Jan56Bracing
Feb56Bracing
Mar55Bracing
Apr54Bracing
May54Bracing
Jun56Bracing
Jul58Bracing
Aug59Cool
Sep60Cool
Oct60Cool
Nov58Bracing
Dec57Bracing

UV index in Paso Robles in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Paso Robles peaks around June 21 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJun 21UV 11Dec 14UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5Moderate
Apr7High
May8Very high
Jun11Extreme
Jul10Extreme
Aug10Extreme
Sep7Very high
Oct6High
Nov3Moderate
Dec3Moderate

Air quality in Paso Robles in January

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Paso Robles is worst in August — around 18 µg/m³ PM2.5 (moderate), about 4.2× the cleanest month (June, 4 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodAug 2017 µg/m³Jun 114 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb7Good
Mar7Good
Apr6Good
May5Good
Jun4Good
Jul10Good
Aug18Moderate
Sep15Moderate
Oct8Good
Nov6Good
Dec6Good
Location & terrain

Where is Paso Robles?

Paso Robles sits at 35.6°N, 120.7°W, 732 ft above sea level, in United States. The nearest listed city is Atascadero, 9.3 mi away.

Topography around Paso Robles

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

Within 2 miles, the terrain around Paso Robles has significant variations in elevation — a maximum elevation change of 876 ft around an average of 899 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,716 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 5,095 ft.

The land around Paso Robles is covered by grassland (42%) and artificial surfaces (37%) within 2 miles, grassland (71%) within 10 miles, and grassland (55%) and water (20%) within 50 miles.

2 miles
876 ft
10 miles
1,716 ft
50 miles
5,095 ft
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Atascadero 9.3 mi · San Luis Obispo 24 mi · Arroyo Grande 35 mi · Coalinga 40 mi · Nipomo 42 mi · Santa Maria 48 mi · Orcutt 55 mi · Greenfield 57 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 Paso Robles (35.6266°, -120.691°, elevation 732 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).