Santa Paula weather in December

In December, Santa Paula sees average daytime highs of 63°F and overnight lows near 47°F, with 2.3 in of rain across 4.7 wet days and about 9.7 hours of daylight. It is the 10th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 63°F through the month. The sky is clear or mostly clear about 53% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 h 54 min at the start of December to 9 h 42 min by month's end. Set against the rest of the year, December is Santa Paula's 9th-clearest and 3rd-windiest month. For the whole year in context, see Santa Paula's year-round climate.

Daytime high
63°
10th warmest
Overnight low
47°
2nd coldest
Rainfall
2.3 in
4.7 wet days
Daylight
9 h 42 min
7:01 AM – 4:44 PM
Cloud cover
41%
9th clearest
Wind
4 mph
3rd windiest
Solar energy
2.96 kWh/m²
Travel score
6.4
out of 10

Santa Paula is city in Ventura County, California, United States.

Density
2,506/km²
people per km²
Founded
1872

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 63°F through the month.

A typical December day in Santa Paula reaches about 63°F in the afternoon and slips back to 47°F overnight — a 16°F spread between the day's warmth and the night's chill. On most days the high lands between 55°F and 71°F. Set against its neighbours, December runs about 6°F cooler than November and on par with January.

30°40°50°60°70°80°151015202531
Avg high (°F)Avg low (°F)
16548
26448
36448
46448
56448
66448
76347
86347
96347
106347
116347
126347
136247
146247
156247
166246
176246
186246
196246
206246
216246
226246
236246
246246
256246
266246
276246
286246
296246
306246
316246

Santa Paula weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan63° / 47°3.65.4106.3
Feb63° / 47°3.86.210.76.1
Mar65° / 49°2.65.411.76.8
Apr67° / 51°0.9312.87.6
May70° / 55°0.51.813.88.2
Jun74° / 59°0.10.414.39.1
Jul79° / 63°0.10.514.19.0
Aug80° / 64°0.00.113.39.0
Sep79° / 62°0.20.512.29.0
Oct75° / 58°0.82.211.18.8
Nov68° / 51°0.82.610.27.9
Dec63° / 47°2.34.79.76.4

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 53% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 13% of December, with mostly cloudy or overcast conditions the remaining 35%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17228
27129
37129
46931
56931
66832
76832
86733
96634
106634
116535
126535
136535
146535
156535
166535
176535
186535
196535
206436
216436
226436
236436
246337
256337
266238
276238
286139
296139
306040
316040

Chance of precipitation in December

Any precipitation

Santa Paula gets around 2.3 in of rain over 4.7 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 15% and peaks near 18% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
111
211
311
412
512
612
713
813
913
1014
1114
1214
1315
1415
1515
1616
1716
1816
1916
2017
2117
2217
2317
2417
2517
2617
2717
2817
2917
3018
3118

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December 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 (%)
1982
2991
3991
4991
5991
6991
7991
8991
9991
10991
11991
12991
13991
14991
15991
16991
17991
18991
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
30991
31991

Wind in December

Winds average 4 mph in December.

Across December, 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 December

DaylightNight

Daylight runs from about 9 h 54 min at the start of December to 9 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over December. Sunrise moves from 6:50 AM to 7:07 AM, and sunset from 4:42 PM to 4:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.96:504:42
29.96:514:42
39.86:524:42
49.86:524:42
59.86:534:42
69.86:544:42
79.86:554:42
89.86:554:42
99.86:564:42
109.86:574:42
119.76:584:43
129.76:584:43
139.76:594:43
149.77:004:43
159.77:004:44
169.77:014:44
179.77:024:44
189.77:024:45
199.77:034:45
209.77:034:45
219.77:044:46
229.77:044:46
239.77:054:47
249.77:054:47
259.77:054:48
269.77:064:48
279.77:064:49
289.77:074:49
299.77:074:50
309.77:074:51
319.77:074:51

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.96 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.96 kWh/m² to a high of 8.06 kWh/m² in June across the year — December's 2.96 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.1Moderate
23.1Moderate
33.0Moderate
43.0Moderate
53.0Moderate
63.0Moderate
73.0Moderate
83.0Moderate
92.9Moderate
102.9Moderate
112.9Moderate
122.9Moderate
132.9Moderate
142.9Moderate
152.9Moderate
162.9Moderate
172.9Moderate
182.9Moderate
192.9Moderate
202.9Moderate
212.9Moderate
222.9Moderate
232.9Moderate
242.9Moderate
252.9Moderate
263.0Moderate
273.0Moderate
283.0Moderate
293.0Moderate
303.0Moderate
313.0Moderate
Planning a trip in December

Is December a good time to visit Santa Paula?

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

6.4
Sightseeing
10th-best month of the year
1.6
Beach & pool
10th-best month of the year

December is a reasonable time to visit Santa Paula for sightseeing.

What to pack for Santa Paula in December

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

In December, Santa Paula sees daytime highs around 63°F and nights near 47°F. Little to plan around — just the basics. About 5 days see rain.

Sea temperature near Santa Paula in December

The nearest coast averages about 60°F in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 16 mi away) is warmest in August at about 67°F and coldest in March near 58°F.

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

55°60°65°70°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°F)Comfort
Jan58Bracing
Feb58Bracing
Mar58Bracing
Apr58Bracing
May60Cool
Jun63Cool
Jul66Cool
Aug67Cool
Sep67Cool
Oct65Cool
Nov62Cool
Dec60Cool

UV index in Santa Paula in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 3. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Santa Paula peaks around June 23 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 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 15UV 3
UV index (midday)Level
Jan4Moderate
Feb5Moderate
Mar5Moderate
Apr7Very high
May8Very high
Jun11Extreme
Jul11Extreme
Aug11Extreme
Sep8Very high
Oct6High
Nov3Moderate
Dec3Moderate

Air quality in Santa Paula in December

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Santa Paula is worst in December — around 78 µg/m³ PM2.5 (unhealthy), about 12.6× the cleanest month (January, 6 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateUnhealthyDec 1670 µg/m³Jan 246 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb7Good
Mar8Good
Apr7Good
May7Good
Jun7Good
Jul11Good
Aug12Good
Sep11Good
Oct8Good
Nov14Moderate
Dec78Unhealthy
Location & terrain

Where is Santa Paula?

Santa Paula sits at 34.4°N, 119.1°W, 279 ft above sea level, in United States. The nearest listed city is Fillmore, 8.7 mi away.

Topography around Santa Paula

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

Within 2 miles, the terrain around Santa Paula has significant variations in elevation — a maximum elevation change of 1,286 ft around an average of 443 ft above sea level; within 10 miles, very significant variations in elevation — a maximum elevation change of 6,250 ft; within 50 miles, extreme variations in elevation — a maximum elevation change of 8,796 ft.

The land around Santa Paula is covered by grassland (32%), artificial surfaces (25%) and trees (20%) within 2 miles, grassland (37%) and trees (35%) within 10 miles, and water (32%), grassland (27%) and trees (21%) within 50 miles.

2 miles
1,286 ft
10 miles
6,250 ft
50 miles
8,796 ft
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Fillmore 8.7 mi · Camarillo 9.3 mi · Moorpark 11 mi · Oxnard 13 mi · Ventura 14 mi · Port Hueneme 16 mi · Simi Valley 17 mi · Thousand Oaks 18 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 Santa Paula (34.3542°, -119.0593°, elevation 279 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).