Redlands weather in January

In January, Redlands sees average daytime highs of 60°F and overnight lows near 41°F, with 2.9 in of precipitation across 6.1 wet days and about 10 hours of daylight. It is the 11th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 60°F through the month. The sky is clear or mostly clear about 49% of the time in January, and the air most often feels dry.

Daylight stretches from about 9 h 48 min at the start of January to 10 h 18 min by month's end. Set against the rest of the year, January is Redlands's 11th-clearest and 2nd-windiest month. For the whole year in context, see Redlands's year-round climate.

Daytime high
60°
11th warmest
Overnight low
41°
2nd coldest
Precipitation
2.9 in
6.1 wet days
Daylight
10 hours
6:59 AM – 4:57 PM
Cloud cover
45%
11th clearest
Wind
4 mph
2nd windiest
Solar energy
3.18 kWh/m²
Travel score
5.5
out of 10

Redlands is city in San Bernardino County, California, United States.

Density
755/km²
people per km²
Founded
1888

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

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 60°F through the month.

A typical January day in Redlands reaches about 60°F in the afternoon and slips back to 41°F overnight — a 19°F spread between the day's warmth and the night's chill. On most days the high lands between 50°F and 71°F. Set against its neighbours, January runs on par with December and on par with February.

30°40°50°60°70°80°151015202531
Avg high (°F)Avg low (°F)
15940
25940
35940
45940
56040
66040
76041
86041
96041
106041
116041
126041
136041
146041
156041
166041
176041
186041
196041
206041
216041
226041
236041
246141
256141
266141
276141
286141
296141
306141
316141

Redlands weather by month

How January compares with the rest of the year at a glance. January is the 11th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan60° / 41°2.96.10.6105.5
Feb61° / 42°3.66.81.110.75.5
Mar64° / 45°2.26.20.811.76.6
Apr69° / 48°1.13.90.312.87.7
May74° / 53°0.52.6013.78.6
Jun82° / 59°0.10.7014.28.2
Jul87° / 65°0.52.60146.0
Aug89° / 66°0.42.8013.35.5
Sep85° / 62°0.31.8012.27.0
Oct77° / 54°0.72.4011.18.7
Nov67° / 46°1.03.10.210.27.7
Dec60° / 41°2.250.49.85.6

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 49% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 13% of January, with mostly cloudy or overcast conditions the remaining 39%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16139
26139
36139
46040
56040
66040
76139
86139
96139
106139
116238
126238
136238
146337
156337
166337
176238
186238
196238
206238
216238
226238
236139
246139
256139
266139
276139
286139
296139
306139
316139

Chance of precipitation in January

Any precipitationSnow

Redlands gets around 2.9 in of rain and snow over 6.1 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 19% and peaks near 20% on the wettest days, and about 1 day brings snow.

0%10%20%30%151015202531
Rain chance (%)Snow chance (%)
1191
2192
3192
4202
5202
6202
7202
8202
9202
10202
11202
12202
13202
14202
15192
16192
17192
18192
19192
20192
21192
22192
23192
24192
25192
26192
27192
28182
29182
30182
31182

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January 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 (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in January

Winds average 4 mph in January.

Across January, 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 January

DaylightNight

Daylight runs from about 9 h 48 min at the start of January to 10 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 30 minutes over January. Sunrise moves from 6:59 AM to 6:53 AM, and sunset from 4:45 PM to 5:11 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.86:594:45
29.86:594:46
39.86:594:46
49.86:594:47
59.87:004:48
69.87:004:49
79.87:004:49
89.87:004:50
99.97:004:51
109.97:004:52
119.97:004:53
129.97:004:53
139.97:004:54
149.96:594:55
159.96:594:56
1610.06:594:57
1710.06:594:58
1810.06:594:59
1910.06:585:00
2010.06:585:01
2110.16:585:01
2210.16:575:02
2310.16:575:03
2410.16:575:04
2510.16:565:05
2610.26:565:06
2710.26:555:07
2810.26:555:08
2910.26:545:09
3010.36:545:10
3110.36:535:11

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 3.18 kWh/m².

For context, solar energy here swings from a low near 3.02 kWh/m² to a high of 8.25 kWh/m² in June across the year — January's 3.18 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.0Moderate
23.0Moderate
33.0Moderate
43.0Moderate
53.1Moderate
63.1Moderate
73.1Moderate
83.1Moderate
93.1Moderate
103.1Moderate
113.1Moderate
123.1Moderate
133.1Moderate
143.2Moderate
153.2Moderate
163.2Moderate
173.2Moderate
183.3Moderate
193.3Moderate
203.3Moderate
213.3Moderate
223.4Moderate
233.4Moderate
243.4Moderate
253.4Moderate
263.5Moderate
273.5Moderate
283.5Moderate
293.6Moderate
303.6Moderate
313.6Moderate
Planning a trip in January

Is January a good time to visit Redlands?

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

5.5
Sightseeing
10th-best month of the year
0.5
Beach & pool
11th-best month of the year

January is a reasonable time to visit Redlands for sightseeing.

What to pack for Redlands in January

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

In January, Redlands sees daytime highs around 60°F and nights near 41°F. Worth packing: a warm layer. About 6 days see rain.

a warm layer

UV index in Redlands in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks 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 Redlands 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJun 23UV 11Dec 16UV 3
UV index (midday)Level
Jan4Moderate
Feb5Moderate
Mar5High
Apr8Very high
May8Very high
Jun11Extreme
Jul11Extreme
Aug11Extreme
Sep8Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Redlands in January

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Redlands 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).

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateModerateGoodSep 1437 µg/m³Dec 207 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb9Good
Mar11Good
Apr10Good
May8Good
Jun19Moderate
Jul12Moderate
Aug20Moderate
Sep40Poor
Oct10Good
Nov8Good
Dec7Good
Location & terrain

Where is Redlands?

Redlands sits at 34.1°N, 117.2°W, 1,358 ft above sea level, in United States. The nearest listed city is Loma Linda, 4.3 mi away.

Topography around Redlands

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

Within 2 miles, the terrain around Redlands has only modest variations in elevation — a maximum elevation change of 561 ft around an average of 1,427 ft above sea level; within 10 miles, very significant variations in elevation — a maximum elevation change of 4,902 ft; within 50 miles, extreme variations in elevation — a maximum elevation change of 11,417 ft.

The land around Redlands is covered by artificial surfaces (69%) and trees (21%) within 2 miles, artificial surfaces (32%), grassland (25%) and shrubs (23%) within 10 miles, and shrubs (30%) within 50 miles.

2 miles
561 ft
10 miles
4,902 ft
50 miles
11,417 ft
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Loma Linda 4.3 mi · Highland 5.0 mi · San Bernardino 6.8 mi · Colton 7.5 mi · Yucaipa 8.1 mi · Moreno Valley 8.7 mi · Rialto 11 mi · Bloomington 12 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 Redlands (34.0556°, -117.1825°, elevation 1,358 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. 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).