La Verne weather in December

In December, La Verne sees average daytime highs of 62°F and overnight lows near 44°F, with 2.5 in of precipitation across 5.3 wet days and about 9.8 hours of daylight. It is the 12th-warmest and 3rd-wettest month of the year here.

Highs ease over the month, from about 64°F in the first days to 62°F by the end. 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 48 min by month's end. Set against the rest of the year, December is La Verne's 9th-clearest and 4th-windiest month. For the whole year in context, see La Verne's year-round climate.

Daytime high
62°
12th warmest
Overnight low
44°
1st coldest
Precipitation
2.5 in
5.3 wet days
Daylight
9 h 42 min
6:55 AM – 4:39 PM
Cloud cover
42%
9th clearest
Wind
3 mph
4th windiest
Solar energy
2.95 kWh/m²
Travel score
6.3
out of 10

La Verne is city in Los Angeles County, California, United States.

Density
1,474/km²
people per km²
Founded
1906

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 64°F in the first days to 62°F by the end.

A typical December day in La Verne reaches about 62°F in the afternoon and slips back to 44°F overnight — a 18°F spread between the day's warmth and the night's chill. On most days the high lands between 54°F and 72°F. Set against its neighbours, December runs about 7°F cooler than November and on par with January.

30°40°50°60°70°80°151015202531
Avg high (°F)Avg low (°F)
16546
26546
36446
46446
56445
66445
76345
86345
96345
106345
116344
126244
136244
146244
156244
166244
176244
186244
196243
206243
216243
226243
236243
246243
256243
266243
276243
286243
296243
306243
316243

La Verne weather by month

How December compares with the rest of the year at a glance. December is the 12th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan63° / 44°3.65.9106.2
Feb63° / 46°4.06.610.76.2
Mar66° / 48°2.46.311.76.8
Apr70° / 51°1.03.712.87.8
May74° / 55°0.42.213.78.6
Jun79° / 59°0.10.314.28.9
Jul85° / 64°0.10.5147.1
Aug87° / 65°0.00.213.36.5
Sep84° / 63°0.20.912.27.4
Oct78° / 57°0.72.611.18.7
Nov69° / 49°1.02.810.28.0
Dec62° / 44°2.55.39.86.3

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 11% of December, with mostly cloudy or overcast conditions the remaining 36%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16931
26832
36733
46634
56535
66535
76436
86436
96436
106436
116436
126436
136436
146436
156436
166535
176535
186535
196535
206436
216436
226436
236436
246436
256337
266238
276238
286139
296139
306040
316040

Chance of precipitation in December

Any precipitation

La Verne gets around 2.5 in of rain and snow over 5.3 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 17% and peaks near 19% on the wettest days, and about 0 day brings snow.

0%10%20%30%151015202531
Rain chance (%)
114
215
315
416
516
616
717
817
917
1017
1117
1217
1318
1418
1518
1618
1718
1818
1918
2018
2118
2218
2318
2418
2518
2618
2718
2818
2918
3019
3119

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 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
11991
12991
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
301000
311000

Wind in December

Winds average 3 mph in December.

Across December, daily wind ranges from about 3 mph on the calmest days to 4 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
13calm
23calm
33calm
43calm
53calm
63calm
73calm
83calm
93calm
103calm
113calm
123calm
133calm
143calm
153calm
163calm
173calm
183calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
283calm
293calm
303calm
313calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 h 54 min at the start of December to 9 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over December. Sunrise moves from 6:44 AM to 7:02 AM, and sunset from 4:38 PM to 4:47 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.96:444:38
29.96:454:37
39.96:464:37
49.86:474:37
59.86:474:37
69.86:484:37
79.86:494:38
89.86:504:38
99.86:504:38
109.86:514:38
119.86:524:38
129.86:534:38
139.86:534:39
149.76:544:39
159.76:544:39
169.76:554:39
179.76:564:40
189.76:564:40
199.76:574:40
209.76:574:41
219.76:584:41
229.76:584:42
239.76:594:42
249.76:594:43
259.77:004:43
269.77:004:44
279.77:004:44
289.77:014:45
299.77:014:46
309.77:014:46
319.87:024:47

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.95 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.95 kWh/m² to a high of 8.05 kWh/m² in June across the year — December's 2.95 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.1Moderate
23.0Moderate
33.0Moderate
43.0Moderate
53.0Moderate
63.0Moderate
72.9Moderate
82.9Moderate
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
262.9Moderate
273.0Moderate
283.0Moderate
293.0Moderate
303.0Moderate
313.0Moderate
Planning a trip in December

Is December a good time to visit La Verne?

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

6.3
Sightseeing
10th-best month of the year
1.5
Beach & pool
12th-best month of the year

December is a reasonable time to visit La Verne for sightseeing.

What to pack for La Verne in December

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

In December, La Verne sees daytime highs around 62°F and nights near 44°F. Worth packing: a warm layer. About 5 days see rain.

a warm layer

Sea temperature near La Verne 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 34 mi away) is warmest in August at about 69°F and coldest in February near 59°F.

It's comfortable for a long swim from Jul 13 to Sep 28 — about 2.6 months when the water holds above 68°F.

60°65°70°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingcomfortable to swim
Sea temperature (°F)Comfort
Jan59Cool
Feb59Cool
Mar59Cool
Apr60Cool
May63Cool
Jun65Cool
Jul68Refreshing
Aug69Refreshing
Sep69Refreshing
Oct67Cool
Nov64Cool
Dec60Cool

UV index in La Verne 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 La Verne peaks around July 12 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 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 highHighModerateJul 12UV 11Dec 16UV 3
UV index (midday)Level
Jan4Moderate
Feb5Moderate
Mar5Moderate
Apr8Very high
May8Very high
Jun11Extreme
Jul11Extreme
Aug10Extreme
Sep8Very high
Oct6High
Nov3Moderate
Dec3Moderate

Air quality in La Verne 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 La Verne is worst in September — around 49 µg/m³ PM2.5 (poor), about 4.0× the cleanest month (May, 12 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateSep 1447 µg/m³May 1713 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb19Moderate
Mar19Moderate
Apr17Moderate
May12Moderate
Jun17Moderate
Jul19Moderate
Aug32Moderate
Sep49Poor
Oct21Moderate
Nov21Moderate
Dec18Moderate
Location & terrain

Where is La Verne?

La Verne sits at 34.1°N, 117.8°W, 1,060 ft above sea level, in United States. The nearest listed city is San Dimas, 2.5 mi away.

Topography around La Verne

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

Within 2 miles, the terrain around La Verne has only modest variations in elevation — a maximum elevation change of 791 ft around an average of 1,093 ft above sea level; within 10 miles, very significant variations in elevation — a maximum elevation change of 6,467 ft; within 50 miles, extreme variations in elevation — a maximum elevation change of 10,732 ft.

The land around La Verne is covered by artificial surfaces (71%) within 2 miles, artificial surfaces (50%) and trees (22%) within 10 miles, and artificial surfaces (27%), shrubs (20%) and grassland (20%) within 50 miles.

2 miles
791 ft
10 miles
6,467 ft
50 miles
10,732 ft
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: San Dimas 2.5 mi · Claremont 2.5 mi · Pomona 3.1 mi · Montclair 5.0 mi · Diamond Bar 5.6 mi · Glendora 6.2 mi · Upland 6.8 mi · Covina 6.8 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 La Verne (34.1008°, -117.7678°, elevation 1,060 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).