Caldwell weather in February

In February, Caldwell sees average daytime highs of 48°F and overnight lows near 30°F, with 1.0 in of precipitation across 7 wet days and about 10.2 hours of daylight. It is the 10th-warmest and 6th-wettest month of the year here.

Highs climb over the month, from about 44°F in the first days to 51°F by the end. The sky is clear or mostly clear about 28% of the time in February, and the air most often feels dry.

Daylight stretches from about 9 h 36 min at the start of February to 10 h 48 min by month's end. Set against the rest of the year, February is Caldwell's 9th-clearest and 5th-windiest month. For the whole year in context, see Caldwell's year-round climate.

Daytime high
48°
10th warmest
Overnight low
30°
3rd coldest
Precipitation
1.0 in
7 wet days
Daylight
10 h 12 min
7:55 AM – 6:08 PM
Cloud cover
61%
9th clearest
Wind
5 mph
5th windiest
Solar energy
2.88 kWh/m²
Travel score
1.7
out of 10

Caldwell is city in and county seat of Canyon County, Idaho, United States.

Density
898/km²
people per km²
Founded
1883

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

Temperature in February

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 44°F in the first days to 51°F by the end.

A typical February day in Caldwell reaches about 48°F in the afternoon and slips back to 30°F overnight — a 17°F spread between the day's warmth and the night's chill. On most days the high lands between 39°F and 57°F. Set against its neighbours, February runs about 7°F warmer than January and about 10°F cooler than March.

20°40°60°151015202528
Avg high (°F)Avg low (°F)
14428
24428
34428
44529
54529
64529
74629
84629
94629
104630
114730
124730
134730
144730
154831
164831
174831
184931
194931
204931
214931
225031
235032
245032
255132
265132
275132
285233

How February really feels in Caldwell

Once humidity and wind are folded in, February averages 0 days that feel above 90°F and 28 that feel at or below 32°F — the comfort signal a plain temperature reading hides.

Days feeling ≥ 90°F
0
heat index over the day's high
Days feeling ≤ 32°F
28
wind chill below the day's low

The story in February is cold — wind chill drags the overnight "feels like" below the raw low.

Caldwell weather by month

How February compares with the rest of the year at a glance. February is the 10th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan41° / 27°1.58.73.79.10.1
Feb48° / 30°1.072.110.21.7
Mar58° / 37°1.280.511.64.4
Apr65° / 42°1.06.20.113.26.4
May75° / 50°1.05.7014.57.6
Jun83° / 57°0.53.1015.26.8
Jul94° / 64°0.10.7014.93.7
Aug92° / 62°0.10.9013.84.3
Sep81° / 54°0.42012.37.7
Oct66° / 43°0.74010.87.1
Nov50° / 34°1.17.419.52.5
Dec40° / 27°1.79.33.58.80.1

Cloud cover in February

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% of the time in February.

Beyond those clear spells, partly cloudy skies cover about 14% of February, with mostly cloudy or overcast conditions the remaining 58%.

0%25%50%75%100%151015202528
Clearer (%)Cloudier (%)
14357
24357
34357
44456
54456
64258
74357
84357
94357
104357
114258
124258
134258
144258
154258
164159
174159
184258
194258
204258
214258
224258
234258
244258
254258
264357
274357
284357

Chance of precipitation in February

Any precipitationSnow

Caldwell gets around 1.0 in of rain and snow over 7 wet days in February. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 25% and peaks near 27% on the wettest days, and about 2 days bring snow.

0%10%20%30%40%151015202528
Rain chance (%)Snow chance (%)
12510
22410
32410
4239
5239
6239
7239
8238
9238
10248
11247
12257
13257
14267
15267
16267
17277
18277
19277
20277
21277
22277
23277
24277
25276
26276
27276
28276

Humidity in February

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, February 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%151015202528
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

Wind in February

Winds average 5 mph in February.

Across February, daily wind ranges from about 4 mph on the calmest days to 5 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202528
Wind speed (mph)Feels
14calm
24calm
34calm
44calm
54calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm

Sunrise & sunset in February

DaylightNight

Daylight runs from about 9 h 36 min at the start of February to 10 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 72 minutes over February. Sunrise moves from 8:12 AM to 7:35 AM, and sunset from 5:49 PM to 6:25 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202528
Daylight (h)Sunrise (AM)Sunset (PM)
19.68:125:49
29.78:115:50
39.78:105:51
49.78:095:53
59.88:085:54
69.88:065:55
79.98:055:57
89.98:045:58
99.98:035:59
1010.08:026:01
1110.08:006:02
1210.17:596:03
1310.17:586:05
1410.27:576:06
1510.27:556:08
1610.37:546:09
1710.37:526:10
1810.37:516:12
1910.47:496:13
2010.47:486:14
2110.57:466:16
2210.57:456:17
2310.67:436:18
2410.67:426:20
2510.77:406:21
2610.77:396:22
2710.87:376:24
2810.87:356:25

Solar energy in February

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in February, about 2.88 kWh/m².

For context, solar energy here swings from a low near 1.59 kWh/m² to a high of 8.01 kWh/m² in July across the year — February's 2.88 kWh/m² falls in the middle.

01234151015202528
Solar energy (kWh/m²)Level
12.4Moderate
22.4Moderate
32.4Moderate
42.5Moderate
52.5Moderate
62.5Moderate
72.6Moderate
82.6Moderate
92.6Moderate
102.7Moderate
112.7Moderate
122.8Moderate
132.8Moderate
142.8Moderate
152.9Moderate
162.9Moderate
173.0Moderate
183.0Moderate
193.0Moderate
203.1Moderate
213.1Moderate
223.2Moderate
233.2Moderate
243.3Moderate
253.4Moderate
263.4Moderate
273.5Moderate
283.5Moderate
Planning a trip in February

Is February a good time to visit Caldwell?

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

1.7
Sightseeing
10th-best month of the year
0.0
Beach & pool
10th-best month of the year

February is a weaker month for outdoor sightseeing in Caldwell.

What to pack for Caldwell in February

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

In February, Caldwell sees daytime highs around 48°F and nights near 30°F. Pack a warm layer. About 7 days see rain.

a warm layer

UV index in Caldwell in February

LowModerateHighVery highExtreme

Clear-sky midday UV in February peaks around 2. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Caldwell peaks around July 13 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 13UV 9Dec 14UV 1
UV index (midday)Level
Jan2Low
Feb2Moderate
Mar4Moderate
Apr5High
May8Very high
Jun8Very high
Jul9Very high
Aug7Very high
Sep6High
Oct4Moderate
Nov2Low
Dec1Low

Air quality in Caldwell in February

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Caldwell is worst in August — around 31 µg/m³ PM2.5 (moderate), about 5.0× the cleanest month (December, 6 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodAug 1729 µg/m³Dec 206 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb8Good
Mar10Good
Apr9Good
May10Good
Jun8Good
Jul15Moderate
Aug31Moderate
Sep16Moderate
Oct11Good
Nov8Good
Dec6Good
Location & terrain

Where is Caldwell?

Caldwell sits at 43.7°N, 116.7°W, 2,375 ft above sea level, in United States. The nearest listed city is Nampa, 11 mi away.

Topography around Caldwell

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

Within 2 miles, the terrain around Caldwell has only modest variations in elevation — a maximum elevation change of 141 ft around an average of 2,385 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 620 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 6,283 ft.

The land around Caldwell is covered by artificial surfaces (37%) within 2 miles, cropland (48%) and grassland (21%) within 10 miles, and grassland (70%) within 50 miles.

2 miles
141 ft
10 miles
620 ft
50 miles
6,283 ft
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
February weather nearby: Nampa 11 mi · Meridian 15 mi · Eagle 17 mi · Kuna 18 mi · Boise 24 mi · Twin Falls 135 mi · Pendleton 173 mi · Walla Walla 185 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 Caldwell (43.6629°, -116.6874°, elevation 2,375 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).