Puerto Peñasco weather in May

In May, Puerto Peñasco sees average daytime highs of 26°C and overnight lows near 22°C, with 1 mm of rain across 0.1 wet days and about 13.6 hours of daylight. It is the 6th-warmest and 11th-wettest month of the year here.

Highs climb over the month, from about 25°C in the first days to 27°C by the end. The sky is clear or mostly clear about 85% of the time in May, and the air most often feels humid.

Daylight stretches from about 13 h 12 min at the start of May to 13 h 54 min by month's end. Set against the rest of the year, May is Puerto Peñasco's 3rd-clearest and 5th-windiest month. For the whole year in context, see Puerto Peñasco's year-round climate.

Daytime high
26°
6th warmest
Overnight low
22°
7th coldest
Rainfall
1 mm
0.1 wet days
Daylight
13 h 36 min
5:43 AM – 7:18 PM
Cloud cover
15%
3rd clearest
Wind
16 km/h
5th windiest
Solar energy
8.19 kWh/m²
Travel score
9.3
out of 10

Puerto Peñasco is municipal seat of Puerto Peñasco, State of Sonora, Mexico.

Founded
1927

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 25°C in the first days to 27°C by the end.

A typical May day in Puerto Peñasco reaches about 26°C in the afternoon and slips back to 22°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 28°C. Set against its neighbours, May runs about 3°C warmer than April and about 3°C cooler than June.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12420
22521
32521
42521
52521
62521
72521
82521
92521
102521
112521
122521
132521
142522
152522
162522
172622
182622
192622
202622
212622
222622
232622
242622
252622
262623
272623
282623
292723
302723
312723

How May really feels in Puerto Peñasco

Once humidity and wind are folded in, May 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

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

Puerto Peñasco weather by month

How May compares with the rest of the year at a glance. May is the 6th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan18° / 13°81.610.27.7
Feb19° / 14°112.110.97.7
Mar21° / 16°81.511.88.3
Apr23° / 19°30.612.79.2
May26° / 22°10.113.69.3
Jun29° / 25°10148.0
Jul31° / 29°20.413.85.7
Aug32° / 30°7113.15.2
Sep32° / 28°91.412.25.7
Oct28° / 24°8111.27.9
Nov23° / 18°81.110.48.9
Dec19° / 14°142.1107.8

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 85% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 6% of May, with mostly cloudy or overcast conditions the remaining 8%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1919
2928
3928
4928
5928
6928
7928
8919
9919
10919
11919
12919
13919
14928
15928
16928
17928
18928
19928
20928
21919
22919
23919
24919
25928
26928
27928
28928
29928
30928
31928

Chance of precipitation in May

Any precipitation

Puerto Peñasco gets around 1 mm of rain over 0.1 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 0% and peaks near 1% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
10
20
30
41
51
61
71
81
91
101
111
121
131
141
151
161
171
180
190
200
210
220
230
240
250
260
270
280
290
300
310

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the humid band about 44% of days. Sticky, muggy-or-worse air turns up on roughly 11% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
127423020
226423120
325413220
424403420
523403530
622393630
721383830
820383940
919374140
1018364250
1117354350
1216344460
1315334470
1414334580
1514324680
1613314690
17133147100
18123047110
19122948110
20112948120
21102849130
22102749150
2392649160
2482549170
2582349190
2672249210
2772149230
2862049241
2961849261
3051749281
3151649291

Wind in May

Winds average 16 km/h in May.

Across May, daily wind ranges from about 16 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze
3116light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 12 min at the start of May to 13 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over May. Sunrise moves from 5:55 AM to 5:35 AM, and sunset from 7:08 PM to 7:28 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.25:557:08
213.25:547:08
313.35:537:09
413.35:527:10
513.35:517:10
613.35:517:11
713.45:507:12
813.45:497:12
913.45:487:13
1013.45:477:14
1113.55:467:15
1213.55:467:15
1313.55:457:16
1413.55:447:17
1513.65:437:17
1613.65:437:18
1713.65:427:19
1813.65:427:19
1913.75:417:20
2013.75:407:21
2113.75:407:21
2213.75:397:22
2313.75:397:23
2413.85:387:23
2513.85:387:24
2613.85:377:25
2713.85:377:25
2813.85:377:26
2913.85:367:26
3013.95:367:27
3113.95:357:28

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 8.19 kWh/m².

For context, solar energy here swings from a low near 3.5 kWh/m² to a high of 8.36 kWh/m² in June across the year — May's 8.19 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.9Intense
28.0Intense
38.0Intense
48.0Intense
58.0Intense
68.0Intense
78.1Intense
88.1Intense
98.1Intense
108.1Intense
118.1Intense
128.1Intense
138.1Intense
148.2Intense
158.2Intense
168.2Intense
178.2Intense
188.2Intense
198.2Intense
208.3Intense
218.3Intense
228.3Intense
238.3Intense
248.3Intense
258.3Intense
268.3Intense
278.3Intense
288.3Intense
298.3Intense
308.3Intense
318.4Intense
Planning a trip in May

Is May a good time to visit Puerto Peñasco?

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

9.3
Sightseeing
1st-best month of the year
8.5
Beach & pool
5th-best month of the year

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

What to pack for Puerto Peñasco in May

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

In May, Puerto Peñasco sees daytime highs around 26°C and nights near 22°C. Pack sun protection. Worth having: light clothes.

sun protectionlight clothes

Sea temperature near Puerto Peñasco in May

The nearest coast averages about 23°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 31°C and coldest in January near 17°C.

It's comfortable for a long swim from Apr 7 to Dec 7 — about 8.1 months when the water holds above 20°C.

15°20°25°30°35°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan17Cool
Feb17Cool
Mar19Cool
Apr21Refreshing
May23Refreshing
Jun26Warm
Jul29Tropical
Aug31Tropical
Sep30Tropical
Oct27Warm
Nov23Refreshing
Dec19Cool

UV index in Puerto Peñasco in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May 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 Puerto Peñasco peaks around July 17 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJul 17UV 11Dec 18UV 3
UV index (midday)Level
Jan4Moderate
Feb5Moderate
Mar6High
Apr9Very high
May8Very high
Jun11Extreme
Jul11Extreme
Aug11Extreme
Sep9Very high
Oct7High
Nov5Moderate
Dec3Moderate
Location & terrain

Where is Puerto Peñasco?

Puerto Peñasco sits at 31.3°N, 113.5°W, 11 m above sea level, in Mexico. The nearest listed city is San Felipe, 128 km away.

San LuisSomertonCiudad Guadalupe VictoriaYuma

Topography around Puerto Peñasco

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

Within 3 km, the terrain around Puerto Peñasco has only modest variations in elevation — a maximum elevation change of 55 m around an average of 7 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 122 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,234 m.

The land around Puerto Peñasco is covered by artificial surfaces (40%), bare terrain (33%) and water (21%) within 3 km, water (53%) and bare terrain (42%) within 16 km, and bare terrain (52%) and water (35%) within 80 km.

3 km
55 m
16 km
122 m
80 km
1,234 m
shrubsgrasslandartificial surfacesbare terrainwaterwetland
May weather nearby: San Felipe 128 km · Heroica Caborca 147 km · Fortuna Foothills 170 km · San Luis Río Colorado 172 km · San Luis 175 km · Somerton 180 km · Ciudad Guadalupe Victoria 183 km · Yuma 187 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 Puerto Peñasco (31.3172°, -113.538°, elevation 11 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).