Yucaipa in Winter
In winter (December, January and February), Yucaipa sees average daytime highs around 57°F and overnight lows near 39°F, with 7.7 in of precipitation over about 19 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 57°F. The sky is clear or mostly clear about 48% of the time across winter, and the air most often feels dry.
Winter is Yucaipa's weakest season of the year to visit on our travel score. For the whole year in context, see Yucaipa's year-round climate.
- Avg daytime high
- 57°F
- coldest season of the year
- Avg overnight low
- 39°F
- Precipitation
- 7.7 in
- 19 wet days
- Avg wind
- 4 mph
- Travel score
- 4.7
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in Yucaipa in Winter
Across winter, daytime highs hold fairly steady around 57°F.
A typical winter day in Yucaipa reaches about 57°F and drops to 39°F overnight. The warmest of the three months is February, the coolest December.
Yucaipa 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 | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 57° / 39° | 2.6 | 6.1 | 1.1 | 10 | 4.7 |
| Feb | 58° / 40° | 3.1 | 7.3 | 1.4 | 10.7 | 4.7 |
| Mar | 62° / 42° | 1.9 | 6.3 | 1 | 11.7 | 5.9 |
| Apr | 66° / 45° | 1.0 | 4.1 | 0.4 | 12.8 | 7.4 |
| May | 73° / 51° | 0.5 | 2.9 | 0 | 13.7 | 8.5 |
| Jun | 81° / 58° | 0.1 | 0.9 | 0 | 14.2 | 8.4 |
| Jul | 87° / 64° | 0.5 | 2.8 | 0 | 14 | 6.2 |
| Aug | 87° / 65° | 0.4 | 3 | 0 | 13.3 | 6.0 |
| Sep | 83° / 61° | 0.3 | 1.7 | 0 | 12.2 | 7.7 |
| Oct | 74° / 52° | 0.6 | 2.4 | 0 | 11.1 | 8.7 |
| Nov | 64° / 44° | 0.9 | 3.3 | 0.2 | 10.2 | 7.2 |
| Dec | 57° / 39° | 2.1 | 5.1 | 0.7 | 9.8 | 4.7 |
Cloud cover in Winter
The sky is clear or mostly clear about 48% of the time across winter.
Chance of precipitation in Winter
Yucaipa gets around 7.7 in of rain and snow over 19 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 4 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 3.5 kWh/m².
Is winter a good time to visit Yucaipa?
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 Yucaipa for sightseeing.
What to pack for Yucaipa in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Yucaipa sees daytime highs around 57°F and nights near 39°F. Worth packing: a warm layer. About 19 days see rain.
UV index in Yucaipa 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 Yucaipa 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) | 4 | 5 | 5 | 8 | 8 | 11 | 11 | 11 | 8 | 6 | 4 | 3 |
| Level | Moderate | Moderate | High | Very high | Very high | Extreme | Extreme | Extreme | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 4 | Moderate |
| Feb | 5 | Moderate |
| Mar | 5 | High |
| Apr | 8 | Very high |
| May | 8 | Very high |
| Jun | 11 | Extreme |
| Jul | 11 | Extreme |
| Aug | 11 | Extreme |
| Sep | 8 | Very high |
| Oct | 6 | High |
| Nov | 4 | Moderate |
| Dec | 3 | Moderate |
Air quality in Yucaipa 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 Yucaipa is worst in September — around 40 µg/m³ PM2.5 (poor), about 5.4× the cleanest month (December, 7 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) | 8 | 9 | 11 | 10 | 8 | 19 | 12 | 20 | 40 | 10 | 8 | 7 |
| Level | Good | Good | Good | Good | Good | Moderate | Moderate | Moderate | Poor | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 8 | Good |
| Feb | 9 | Good |
| Mar | 11 | Good |
| Apr | 10 | Good |
| May | 8 | Good |
| Jun | 19 | Moderate |
| Jul | 12 | Moderate |
| Aug | 20 | Moderate |
| Sep | 40 | Poor |
| Oct | 10 | Good |
| Nov | 8 | Good |
| Dec | 7 | Good |
Where is Yucaipa?
Yucaipa sits at 34.0°N, 117.0°W, 2,618 ft above sea level, in United States. The nearest listed city is Beaumont, 8.1 mi away.
Topography around Yucaipa
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Yucaipa.
Within 2 miles, the terrain around Yucaipa has significant variations in elevation — a maximum elevation change of 1,558 ft around an average of 2,700 ft above sea level; within 10 miles, extreme variations in elevation — a maximum elevation change of 9,577 ft; within 50 miles, extreme variations in elevation — a maximum elevation change of 11,404 ft.
The land around Yucaipa is covered by artificial surfaces (49%) within 2 miles, shrubs (39%) and grassland (26%) within 10 miles, and shrubs (30%) and bare terrain (21%) 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 Yucaipa (34.0336°, -117.0431°, elevation 2,618 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.