Stockton in Winter
In winter (December, January and February), Stockton sees average daytime highs around 59°F and overnight lows near 42°F, with 11.4 in of rain over about 27 wet days across the season. It is the coldest season of the year and the wettest season of the year.
Over the season highs climb from about 60°F in early December to 63°F by late February. The sky is clear or mostly clear about 34% of the time across winter, and the air most often feels dry.
Winter is Stockton's weakest season of the year to visit on our travel score. For the whole year in context, see Stockton's year-round climate.
- Avg daytime high
- 59°F
- coldest season of the year
- Avg overnight low
- 42°F
- Rainfall
- 11.4 in
- 27 wet days
- Avg wind
- 5 mph
- Travel score
- 4.7
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in Stockton in Winter
Over the season highs climb from about 60°F in early December to 63°F by late February.
A typical winter day in Stockton reaches about 59°F and drops to 42°F overnight. The warmest of the three months is February, the coolest December.
How winter really feels in Stockton
Once humidity and wind are folded in, winter brings about 0 days that feel above 90°F and 0 that feel at or below 32°F.
winter sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Stockton 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 | 58° / 42° | 4.0 | 8.9 | 9.7 | 4.4 |
| Feb | 62° / 44° | 3.8 | 8.9 | 10.5 | 5.4 |
| Mar | 67° / 47° | 3.1 | 8.7 | 11.7 | 6.5 |
| Apr | 73° / 50° | 1.6 | 5.2 | 13 | 7.7 |
| May | 80° / 55° | 0.9 | 3.4 | 14 | 7.9 |
| Jun | 87° / 59° | 0.2 | 0.8 | 14.6 | 6.4 |
| Jul | 90° / 61° | 0.0 | 0.1 | 14.4 | 5.5 |
| Aug | 89° / 61° | 0.1 | 0.1 | 13.5 | 5.8 |
| Sep | 85° / 58° | 0.1 | 0.6 | 12.3 | 7.0 |
| Oct | 77° / 53° | 1.0 | 2.8 | 11 | 8.5 |
| Nov | 65° / 46° | 1.9 | 5.8 | 9.9 | 6.6 |
| Dec | 57° / 41° | 3.7 | 8.9 | 9.4 | 4.3 |
Cloud cover in Winter
The sky is clear or mostly clear about 34% of the time across winter.
Chance of precipitation in Winter
Stockton gets around 11.4 in of rain over 27 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 36 min in early December to 11 hours 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 2.6 kWh/m².
Hazard calendar for Stockton
In winter, Stockton overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Stockton's rainy season runs November–March, when most of the year's rain falls.
Is winter a good time to visit Stockton?
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 Stockton for sightseeing.
What to pack for Stockton in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Stockton sees daytime highs around 59°F and nights near 42°F. Worth packing: a warm layer and rain gear. About 27 days see rain.
UV index in Stockton in Winter
Clear-sky midday UV across winter averages around 3. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Stockton peaks around June 20 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 at about 2 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 4 | 4 | 6 | 8 | 10 | 10 | 9 | 6 | 5 | 2 | 2 |
| Level | Moderate | Moderate | Moderate | High | Very high | Extreme | Very high | Very high | High | Moderate | Moderate | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Moderate |
| Feb | 4 | Moderate |
| Mar | 4 | Moderate |
| Apr | 6 | High |
| May | 8 | Very high |
| Jun | 10 | Extreme |
| Jul | 10 | Very high |
| Aug | 9 | Very high |
| Sep | 6 | High |
| Oct | 5 | Moderate |
| Nov | 2 | Moderate |
| Dec | 2 | Low |
Air quality in Stockton 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 Stockton is worst in August — around 27 µg/m³ PM2.5 (moderate), about 3.6× the cleanest month (June, 8 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) | 15 | 14 | 15 | 12 | 9 | 8 | 11 | 27 | 23 | 17 | 19 | 14 |
| Level | Moderate | Moderate | Moderate | Good | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 15 | Moderate |
| Feb | 14 | Moderate |
| Mar | 15 | Moderate |
| Apr | 12 | Good |
| May | 9 | Good |
| Jun | 8 | Good |
| Jul | 11 | Good |
| Aug | 27 | Moderate |
| Sep | 23 | Moderate |
| Oct | 17 | Moderate |
| Nov | 19 | Moderate |
| Dec | 14 | Moderate |
Where is Stockton?
Stockton sits at 38.0°N, 121.3°W, 13 ft above sea level, in United States. The nearest listed city is Lathrop, 9.3 mi away.
Topography around Stockton
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Stockton.
Within 2 miles, the terrain around Stockton has only modest variations in elevation — a maximum elevation change of 69 ft around an average of 16 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 210 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 4,259 ft.
The land around Stockton is covered by artificial surfaces (76%) within 2 miles, cropland (39%), trees (24%) and artificial surfaces (20%) within 10 miles, and grassland (42%) and trees (25%) 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 Stockton (37.9577°, -121.2908°, elevation 13 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.