West Carson in Winter
In winter (December, January and February), West Carson sees average daytime highs around 63°F and overnight lows near 51°F, with 7.4 in of rain over about 16 wet days across the season. It is the coldest season of the year and the wettest season of the year.
Across winter, daytime highs hold fairly steady around 63°F. The sky is clear or mostly clear about 49% of the time across winter, and the air most often feels dry.
Winter is West Carson's weakest season of the year to visit on our travel score. For the whole year in context, see West Carson's year-round climate.
- Avg daytime high
- 63°F
- coldest season of the year
- Avg overnight low
- 51°F
- Rainfall
- 7.4 in
- 16 wet days
- Avg wind
- 5 mph
- Travel score
- 6.5
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in West Carson in Winter
Across winter, daytime highs hold fairly steady around 63°F.
A typical winter day in West Carson reaches about 63°F and drops to 51°F overnight. The warmest of the three months is December, the coolest December.
West Carson weather by month
How the three winter months (December, January and February) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 63° / 51° | 2.7 | 5.3 | 10 | 6.4 |
| Feb | 63° / 52° | 2.9 | 5.7 | 10.7 | 6.4 |
| Mar | 65° / 53° | 1.7 | 4.7 | 11.7 | 6.9 |
| Apr | 67° / 55° | 0.6 | 2.2 | 12.8 | 7.7 |
| May | 69° / 58° | 0.3 | 1.1 | 13.7 | 8.2 |
| Jun | 72° / 61° | 0.1 | 0.2 | 14.2 | 8.9 |
| Jul | 76° / 64° | 0.1 | 0.3 | 14 | 9.3 |
| Aug | 78° / 65° | 0.0 | 0.1 | 13.3 | 9.2 |
| Sep | 77° / 64° | 0.1 | 0.5 | 12.2 | 9.2 |
| Oct | 74° / 61° | 0.5 | 1.7 | 11.1 | 8.9 |
| Nov | 68° / 55° | 0.7 | 2.6 | 10.2 | 7.9 |
| Dec | 63° / 51° | 1.9 | 4.6 | 9.8 | 6.7 |
Cloud cover in Winter
The sky is clear or mostly clear about 49% of the time across winter.
Chance of precipitation in Winter
West Carson gets around 7.4 in of rain over 16 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 5 mph across winter.
Sunrise & sunset in Winter
Daylight runs from about 9 h 54 min in early December to 11 h 12 min by late February. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 3.4 kWh/m².
Is winter a good time to visit West Carson?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is a reasonable time to visit West Carson for sightseeing.
What to pack for West Carson in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, West Carson sees daytime highs around 63°F and nights near 51°F. Little to plan around — just the basics. About 16 days see rain.
Sea temperature near West Carson in Winter
The nearest coast averages about 59°F across winter — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in August at about 68°F and coldest in February near 59°F.
It's comfortable for a long swim from Aug 4 to Sep 13 — about 1.3 months when the water holds above 68°F.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°F) | 59 | 59 | 59 | 59 | 62 | 65 | 67 | 68 | 68 | 66 | 63 | 60 |
| Comfort | Bracing | Bracing | Bracing | Cool | Cool | Cool | Cool | Refreshing | Refreshing | Cool | Cool | Cool |
| Sea temperature (°F) | Comfort | |
|---|---|---|
| Jan | 59 | Bracing |
| Feb | 59 | Bracing |
| Mar | 59 | Bracing |
| Apr | 59 | Cool |
| May | 62 | Cool |
| Jun | 65 | Cool |
| Jul | 67 | Cool |
| Aug | 68 | Refreshing |
| Sep | 68 | Refreshing |
| Oct | 66 | Cool |
| Nov | 63 | Cool |
| Dec | 60 | Cool |
UV index in West Carson in Winter
Clear-sky midday UV across winter averages around 4 — 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 Carson peaks around June 23 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 3 | 5 | 5 | 7 | 7 | 11 | 11 | 10 | 8 | 5 | 3 | 3 |
| Level | Moderate | Moderate | Moderate | Very high | Very high | Extreme | Extreme | Very high | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 3 | Moderate |
| Feb | 5 | Moderate |
| Mar | 5 | Moderate |
| Apr | 7 | Very high |
| May | 7 | Very high |
| Jun | 11 | Extreme |
| Jul | 11 | Extreme |
| Aug | 10 | Very high |
| Sep | 8 | Very high |
| Oct | 5 | High |
| Nov | 3 | Moderate |
| Dec | 3 | Moderate |
Air quality in West Carson in Winter
Average fine-particle pollution (PM2.5) through the year — so you can see where winter falls, not just the annual average.
Air quality in West Carson is worst in November — around 37 µg/m³ PM2.5 (poor), about 2.7× the cleanest month (May, 14 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 26 | 24 | 22 | 20 | 14 | 16 | 24 | 20 | 32 | 24 | 37 | 27 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Poor | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 26 | Moderate |
| Feb | 24 | Moderate |
| Mar | 22 | Moderate |
| Apr | 20 | Moderate |
| May | 14 | Moderate |
| Jun | 16 | Moderate |
| Jul | 24 | Moderate |
| Aug | 20 | Moderate |
| Sep | 32 | Moderate |
| Oct | 24 | Moderate |
| Nov | 37 | Poor |
| Dec | 27 | Moderate |
Where is West Carson?
West Carson sits at 33.8°N, 118.3°W, 43 ft above sea level, in United States. The nearest listed city is Carson, 0.6 mi away.
Topography around West Carson
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of West Carson.
Within 2 miles, the terrain around West Carson has only modest variations in elevation — a maximum elevation change of 98 ft around an average of 52 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,499 ft; within 50 miles, extreme variations in elevation — a maximum elevation change of 10,010 ft.
The land around West Carson is covered by artificial surfaces (92%) within 2 miles, artificial surfaces (63%) and water (26%) within 10 miles, and water (46%) and artificial surfaces (22%) within 50 miles.
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
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 Carson (33.8217°, -118.2926°, elevation 43 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.