Hermosillo weather in March

In March, Hermosillo sees average daytime highs of 29°C and overnight lows near 12°C, with 7 mm of rain across 0.9 wet days and about 11.8 hours of daylight. It is the 8th-warmest and 9th-wettest month of the year here.

Highs climb over the month, from about 27°C in the first days to 30°C by the end. The sky is clear or mostly clear about 67% 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 12 min by month's end. Set against the rest of the year, March is Hermosillo's 7th-clearest and 4th-windiest month. For the whole year in context, see Hermosillo's year-round climate.

Daytime high
29°
8th warmest
Overnight low
12°
4th coldest
Rainfall
7 mm
0.9 wet days
Daylight
11 h 48 min
6:40 AM – 6:27 PM
Cloud cover
30%
7th clearest
Wind
10 km/h
4th windiest
Solar energy
6.44 kWh/m²
Travel score
7.3
out of 10

Hermosillo is city in Mexico, Sonora state capital.

Founded
1700

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 27°C in the first days to 30°C by the end.

A typical March day in Hermosillo reaches about 29°C in the afternoon and slips back to 12°C overnight — a 16°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 34°C. Set against its neighbours, March runs about 3°C warmer than February and about 3°C cooler than April.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12711
22711
32711
42711
52711
62812
72812
82812
92812
102812
112812
122912
132912
142912
152913
162913
172913
182913
192913
202913
212913
223013
233013
243013
253013
263013
273013
283013
293013
303013
313013

How March really feels in Hermosillo

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

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
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.

Hermosillo weather by month

How March compares with the rest of the year at a glance. March is the 8th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan24° / 121.610.38.9
Feb26° / 10°152118.4
Mar29° / 12°70.911.87.3
Apr32° / 15°10.412.75.3
May36° / 18°00.113.43.0
Jun39° / 24°31.113.80.7
Jul39° / 27°407.613.70.8
Aug38° / 27°519.8131.2
Sep37° / 25°527.112.22.0
Oct34° / 19°192.111.34.1
Nov28° / 13°131.510.57.4
Dec24° / 191.910.28.7

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 67% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 12% of March, with mostly cloudy or overcast conditions the remaining 22%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17030
27030
37129
47228
57228
67327
77426
87525
97624
107723
117822
127822
137921
148020
158020
168119
178119
188218
198218
208218
218218
228218
238218
248218
258218
268119
278119
288119
298119
308119
318119

Chance of precipitation in March

Any precipitation

Hermosillo gets around 7 mm of rain over 0.9 wet days in March. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 3% and peaks near 5% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
15
25
35
45
55
64
74
84
93
103
113
122
132
142
152
162
172
182
192
202
212
222
232
242
252
262
272
282
292
302
312

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 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1991
2991
3991
4991
5991
6991
7991
8991
9991
10991
11991
12991
13991
14991
15991
16991
17991
18991
19991
20991
21991
22991
23991
24991
25991
26991
27991
28991
29991
30991
31991

Wind in March

Winds average 10 km/h in March.

Across March, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in March

DaylightNight

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

Days grow by about 54 minutes over March. Sunrise moves from 6:57 AM to 6:22 AM, and sunset from 6:17 PM to 6:36 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.36:576:17
211.46:566:18
311.46:556:19
411.46:546:19
511.56:536:20
611.56:516:21
711.56:506:21
811.56:496:22
911.66:486:23
1011.66:476:23
1111.66:466:24
1211.76:456:25
1311.76:446:25
1411.76:426:26
1511.86:416:26
1611.86:406:27
1711.86:396:28
1811.86:386:28
1911.96:366:29
2011.96:356:29
2111.96:346:30
2212.06:336:31
2312.06:326:31
2412.06:306:32
2512.16:296:32
2612.16:286:33
2712.16:276:33
2812.16:266:34
2912.26:246:35
3012.26:236:35
3112.26:226:36

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 6.44 kWh/m².

For context, solar energy here swings from a low near 3.81 kWh/m² to a high of 8.27 kWh/m² in May across the year — March's 6.44 kWh/m² falls in the middle.

02468151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.8Bright
45.8Bright
55.9Bright
65.9Bright
76.0Bright
86.0Intense
96.1Intense
106.1Intense
116.2Intense
126.3Intense
136.3Intense
146.3Intense
156.4Intense
166.4Intense
176.5Intense
186.5Intense
196.6Intense
206.6Intense
216.7Intense
226.7Intense
236.8Intense
246.8Intense
256.8Intense
266.9Intense
276.9Intense
287.0Intense
297.0Intense
307.0Intense
317.1Intense
Planning a trip in March

Is March a good time to visit Hermosillo?

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

7.3
Sightseeing
5th-best month of the year
8.8
Beach & pool
1st-best month of the year

March is one of the better times to visit Hermosillo for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Hermosillo in March

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

In March, Hermosillo sees daytime highs around 29°C and nights near 12°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Hermosillo in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Hermosillo peaks around July 11 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighModerateJul 11UV 12Dec 18UV 4
UV index (midday)Level
Jan5Moderate
Feb6High
Mar8Very high
Apr10Extreme
May10Extreme
Jun12Extreme
Jul12Extreme
Aug11Extreme
Sep10Very high
Oct7High
Nov5High
Dec4Moderate
Location & terrain

Where is Hermosillo?

Hermosillo sits at 29.1°N, 111.0°W, 202 m above sea level, in Mexico. The nearest listed city is Miguel Alemán (La Doce), 57 km away.

EsperanzaCiudad ObregónHeroica Caborca

Topography around Hermosillo

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Hermosillo.

Within 3 km, the terrain around Hermosillo has only modest variations in elevation — a maximum elevation change of 142 m around an average of 213 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 530 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,508 m.

The land around Hermosillo is covered by artificial surfaces (89%) within 3 km, shrubs (63%) within 16 km, and shrubs (85%) within 80 km.

3 km
142 m
16 km
530 m
80 km
1,508 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
March weather nearby: Miguel Alemán (La Doce) 57 km · San Carlos 126 km · Empalme 126 km · Heroica Guaymas 130 km · Magdalena de Kino 171 km · Esperanza 196 km · Ciudad Obregón 205 km · Heroica Caborca 215 km

Mexico travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B
120 / 127 V · 60 Hz
Prices
≈ 54% of US
price level, 2025
GDP per capita
$13,889
2025
Happiness
7.0 / 10
World Happiness, 2025
Safe drinking water
43%
of population, 2024
Homicide rate
24.9
per 100k, 2023
Road deaths
12.8
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Very low
EF EPI 440
Religion
Catholic 78%no religion 11%other Evangelical Churches 8%Jehovah Witness 1%

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 Hermosillo (29.0887°, -110.9668°, elevation 202 m), 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).