Oro Valley weather in March

In March, Oro Valley sees average daytime highs of 71°F and overnight lows near 48°F, with 0.9 in of precipitation across 3.5 wet days and about 11.8 hours of daylight. It is the 8th-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 67°F in the first days to 73°F by the end. The sky is clear or mostly clear about 61% of the time in March, and the air most often feels dry.

Daylight stretches from about 11 h 18 min at the start of March to 12 h 18 min by month's end. Set against the rest of the year, March is Oro Valley's 7th-clearest and 4th-windiest month. For the whole year in context, see Oro Valley's year-round climate.

Daytime high
71°
8th warmest
Overnight low
48°
4th coldest
Precipitation
0.9 in
3.5 wet days
Daylight
11 h 48 min
6:41 AM – 6:26 PM
Cloud cover
34%
7th clearest
Wind
6 mph
4th windiest
Solar energy
6.09 kWh/m²
Travel score
8.0
out of 10

Oro Valley is town in Pima County, Arizona, United States.

Density
491/km²
people per km²
Founded
1974

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

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 67°F in the first days to 73°F by the end.

A typical March day in Oro Valley reaches about 71°F in the afternoon and slips back to 48°F overnight — a 23°F spread between the day's warmth and the night's chill. On most days the high lands between 59°F and 81°F. Set against its neighbours, March runs about 6°F warmer than February and about 7°F cooler than April.

40°60°80°151015202531
Avg high (°F)Avg low (°F)
16645
26745
36745
46745
56746
66846
76846
86946
96947
106947
117047
127047
137048
147148
157148
167148
177148
187249
197249
207249
217249
227249
237249
247349
257350
267350
277350
287350
297350
307350
317450

How March really feels in Oro Valley

Once humidity and wind are folded in, March 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

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

Oro Valley weather by month

How March compares with the rest of the year at a glance. March is the 8th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan61° / 41°1.54.50.510.16.2
Feb64° / 43°1.54.70.410.86.9
Mar71° / 48°0.93.50.211.88.0
Apr78° / 54°0.41.60.112.88.7
May87° / 62°0.21.2013.66.2
Jun96° / 71°0.21.4014.13.1
Jul95° / 76°2.310.4013.92.5
Aug93° / 74°2.111.6013.23.0
Sep90° / 69°1.34.9012.24.6
Oct82° / 59°0.73011.27.8
Nov70° / 48°0.930.110.38.1
Dec61° / 41°1.54.40.29.96.0

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 61% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 13% of March, with mostly cloudy or overcast conditions the remaining 26%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16832
26931
36931
47030
57129
67129
77129
87228
97228
107228
117426
127426
137426
147525
157525
167525
177525
187525
197525
207525
217426
227426
237525
247624
257525
267525
277525
287525
297525
307723
317723

Chance of precipitation in March

Any precipitationSnow

Oro Valley gets around 0.9 in of rain and snow over 3.5 wet days in March. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 12% and peaks near 16% on the wettest days, and about 0 day brings snow. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)Snow chance (%)
1162
2151
3151
4151
5151
6141
7141
8141
9131
10131
11131
12131
13121
14121
15121
16111
17111
18111
19111
20111
21101
22101
23101
24101
25101
26101
2791
2891
2991
3081
3181

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, March 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 March

Winds average 6 mph in March.

Across March, daily wind ranges from about 6 mph on the calmest days to 6 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in March

DaylightNight

Daylight runs from about 11 h 18 min at the start of March to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 60 minutes over March. Sunrise moves from 7:00 AM to 6:21 AM, and sunset from 6:15 PM to 6:37 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.37:006:15
211.36:586:15
311.36:576:16
411.46:566:17
511.46:556:18
611.46:546:19
711.46:526:19
811.56:516:20
911.56:506:21
1011.66:496:22
1111.66:476:22
1211.66:466:23
1311.76:456:24
1411.76:446:25
1511.76:426:25
1611.86:416:26
1711.86:406:27
1811.86:386:28
1911.96:376:28
2011.96:366:29
2111.96:346:30
2212.06:336:30
2312.06:326:31
2412.06:306:32
2512.16:296:33
2612.16:286:33
2712.16:266:34
2812.26:256:35
2912.26:246:35
3012.26:226:36
3112.36:216:37

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 6.09 kWh/m².

For context, solar energy here swings from a low near 3.32 kWh/m² to a high of 8.36 kWh/m² in June across the year — March's 6.09 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.4Bright
45.4Bright
55.5Bright
65.5Bright
75.6Bright
85.7Bright
95.7Bright
105.8Bright
115.8Bright
125.9Bright
135.9Bright
146.0Bright
156.0Intense
166.1Intense
176.2Intense
186.2Intense
196.3Intense
206.3Intense
216.3Intense
226.4Intense
236.5Intense
246.5Intense
256.5Intense
266.6Intense
276.7Intense
286.7Intense
296.8Intense
306.8Intense
316.8Intense
Planning a trip in March

Is March a good time to visit Oro Valley?

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

8.0
Sightseeing
3rd-best month of the year
5.2
Beach & pool
8th-best month of the year

March is one of the better times to visit Oro Valley for general sightseeing.

What to pack for Oro Valley in March

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

In March, Oro Valley sees daytime highs around 71°F and nights near 48°F. Pack sun protection. About 4 days see rain.

sun protection

UV index in Oro Valley in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Oro 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 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJun 23UV 11Dec 20UV 4
UV index (midday)Level
Jan4Moderate
Feb5Moderate
Mar6High
Apr9Very high
May9Very high
Jun11Extreme
Jul11Extreme
Aug11Extreme
Sep10Very high
Oct7High
Nov5Moderate
Dec3Moderate

Air quality in Oro Valley in March

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Oro Valley is worst in June — around 15 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (December, 9 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJun 1715 µg/m³Dec 219 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb10Good
Mar11Good
Apr12Good
May11Good
Jun15Moderate
Jul12Moderate
Aug11Good
Sep11Good
Oct10Good
Nov10Good
Dec9Good
Location & terrain

Where is Oro Valley?

Oro Valley sits at 32.4°N, 111.0°W, 2,618 ft above sea level, in United States. The nearest listed city is Casas Adobes, 5.0 mi away.

Topography around Oro Valley

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

Within 2 miles, the terrain around Oro Valley has large variations in elevation — a maximum elevation change of 2,694 ft around an average of 2,730 ft above sea level; within 10 miles, very significant variations in elevation — a maximum elevation change of 6,654 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 7,854 ft.

The land around Oro Valley is covered by shrubs (60%) and artificial surfaces (32%) within 2 miles, shrubs (66%) and artificial surfaces (24%) within 10 miles, and shrubs (79%) within 50 miles.

2 miles
2,694 ft
10 miles
6,654 ft
50 miles
7,854 ft
treesshrubsgrasslandcroplandartificial surfacesbare terrain
March weather nearby: Casas Adobes 5.0 mi · Catalina Foothills 6.8 mi · Flowing Wells 7.5 mi · Tucson 12 mi · Marana 16 mi · Tanque Verde 17 mi · Drexel Heights 17 mi · Vail 28 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 Oro Valley (32.3909°, -110.9665°, 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. 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).