San Tan Valley weather in February

In February, San Tan Valley sees average daytime highs of 69°F and overnight lows near 46°F, with 1.6 in of rain across 4.4 wet days and about 10.8 hours of daylight. It is the 10th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 69°F through the month. The sky is clear or mostly clear about 54% of the time in February, and the air most often feels dry.

Daylight stretches from about 10 h 24 min at the start of February to 11 h 12 min by month's end. Set against the rest of the year, February is San Tan Valley's 12th-clearest and 8th-windiest month. For the whole year in context, see San Tan Valley's year-round climate.

Daytime high
69°
10th warmest
Overnight low
46°
3rd coldest
Rainfall
1.6 in
4.4 wet days
Daylight
10 h 48 min
7:17 AM – 6:04 PM
Cloud cover
41%
12th clearest
Wind
5 mph
8th windiest
Solar energy
4.42 kWh/m²
Travel score
7.5
out of 10

San Tan Valley is unincorporated community in Pinal County, Arizona, United States of America.

Founded
2009

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

Temperature in February

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 69°F through the month.

A typical February day in San Tan Valley reaches about 69°F in the afternoon and slips back to 46°F overnight — a 23°F spread between the day's warmth and the night's chill. On most days the high lands between 58°F and 79°F. Set against its neighbours, February runs about 3°F warmer than January and about 7°F cooler than March.

40°60°80°151015202528
Avg high (°F)Avg low (°F)
16744
26744
36744
46844
56844
66845
76845
86845
96845
106845
116846
126946
136946
146946
156946
166946
176946
186946
196946
206946
216946
226946
236946
246947
257047
267047
277047
287047

How February really feels in San Tan Valley

Once humidity and wind are folded in, February averages 0 days that feel above 90°F and 0 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
0
wind chill below the day's low

February sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

San Tan Valley weather by month

How February compares with the rest of the year at a glance. February is the 10th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan65° / 43°1.54.210.17.2
Feb69° / 46°1.64.410.87.5
Mar75° / 50°1.1311.78.4
Apr83° / 56°0.31.412.87.5
May92° / 65°0.20.713.74.4
Jun101° / 74°0.10.614.21.0
Jul103° / 81°0.83.8140.3
Aug101° / 80°1.14.913.20.8
Sep97° / 74°1.03.212.22.5
Oct87° / 62°0.72.411.26.3
Nov74° / 51°0.72.510.38.5
Dec65° / 43°1.34.39.87.0

Cloud cover in February

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 54% of the time in February, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 12% of February, with mostly cloudy or overcast conditions the remaining 34%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202528
Clearer (%)Cloudier (%)
17327
27327
37228
47228
57129
67129
76931
86931
96832
106733
116634
126535
136436
146337
156337
166238
176238
186238
196238
206238
216337
226337
236436
246535
256535
266733
276733
286832

Chance of precipitation in February

Any precipitation

San Tan Valley gets around 1.6 in of rain over 4.4 wet days in February, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 15% and peaks near 17% on the wettest days.

0%10%20%30%151015202528
Rain chance (%)
113
213
313
413
513
614
714
815
915
1015
1116
1216
1317
1417
1517
1617
1717
1817
1917
2017
2116
2216
2316
2416
2515
2615
2714
2814

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 5 mph on the calmest days to 6 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202528
Wind speed (mph)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
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 10 h 24 min at the start of February to 11 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 48 minutes over February. Sunrise moves from 7:28 AM to 7:04 AM, and sunset from 5:51 PM to 6:15 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202528
Daylight (h)Sunrise (AM)Sunset (PM)
110.47:285:51
210.47:285:52
310.47:275:53
410.57:265:54
510.57:265:55
610.57:255:56
710.57:245:57
810.67:235:58
910.67:235:59
1010.67:225:59
1110.77:216:00
1210.77:206:01
1310.77:196:02
1410.77:186:03
1510.87:176:04
1610.87:166:05
1710.87:156:06
1810.97:156:07
1910.97:146:08
2010.97:126:08
2111.07:116:09
2211.07:106:10
2311.07:096:11
2411.17:086:12
2511.17:076:13
2611.17:066:14
2711.27:056:15
2811.27:046:15

Solar energy in February

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in February, about 4.42 kWh/m².

For context, solar energy here swings from a low near 3.19 kWh/m² to a high of 8.45 kWh/m² in June across the year — February's 4.42 kWh/m² falls in the middle.

0246151015202528
Solar energy (kWh/m²)Level
14.0Moderate
24.0Bright
34.0Bright
44.1Bright
54.1Bright
64.1Bright
74.2Bright
84.2Bright
94.2Bright
104.2Bright
114.3Bright
124.3Bright
134.3Bright
144.4Bright
154.4Bright
164.4Bright
174.5Bright
184.5Bright
194.6Bright
204.6Bright
214.7Bright
224.7Bright
234.8Bright
244.8Bright
254.9Bright
264.9Bright
275.0Bright
285.0Bright
Planning a trip in February

Is February a good time to visit San Tan Valley?

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

7.5
Sightseeing
3rd-best month of the year
4.2
Beach & pool
8th-best month of the year

February is one of the better times to visit San Tan Valley for general sightseeing.

What to pack for San Tan Valley in February

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

In February, San Tan Valley sees daytime highs around 69°F and nights near 46°F. Worth packing: a warm layer. About 4 days see rain.

a warm layer

UV index in San Tan Valley in February

LowModerateHighVery highExtreme

Clear-sky midday UV in February peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in San Tan Valley peaks around June 23 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateVery highExtremeVery highHighModerateJun 23UV 11Dec 20UV 3
UV index (midday)Level
Jan4Moderate
Feb5Moderate
Mar5Moderate
Apr7Very high
May9Very high
Jun11Extreme
Jul11Extreme
Aug11Extreme
Sep9Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in San Tan Valley 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 San Tan Valley is worst in June — around 28 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (October, 12 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateJun 1626 µg/m³Oct 1212 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb13Moderate
Mar14Moderate
Apr14Moderate
May14Moderate
Jun28Moderate
Jul14Moderate
Aug13Moderate
Sep13Moderate
Oct12Moderate
Nov13Moderate
Dec13Moderate
Location & terrain

Where is San Tan Valley?

San Tan Valley sits at 33.2°N, 111.5°W, 1,516 ft above sea level, in United States. The nearest listed city is Queen Creek, 7.5 mi away.

Topography around San Tan Valley

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

Within 2 miles, the terrain around San Tan Valley has only modest variations in elevation — a maximum elevation change of 92 ft around an average of 1,516 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,066 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 7,251 ft.

The land around San Tan Valley is covered by cropland (40%) and bare terrain (25%) within 2 miles, bare terrain (28%), grassland (27%) and shrubs (25%) within 10 miles, and shrubs (58%) within 50 miles.

2 miles
92 ft
10 miles
1,066 ft
50 miles
7,251 ft
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
February weather nearby: Queen Creek 7.5 mi · Florence 14 mi · Apache Junction 16 mi · Gilbert 19 mi · Chandler 20 mi · Mesa 24 mi · Casa Grande 25 mi · Tempe 27 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 San Tan Valley (33.1911°, -111.528°, elevation 1,516 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).