Empalme weather in May

In May, Empalme sees average daytime highs of 33°C and overnight lows near 20°C, with 1 mm of rain across 0.1 wet days and about 13.4 hours of daylight. It is the 5th-warmest and 12th-wettest month of the year here.

Highs climb over the month, from about 32°C in the first days to 34°C by the end. The sky is clear or mostly clear about 84% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 06 min at the start of May to 13 h 36 min by month's end. Set against the rest of the year, May is Empalme's 2nd-clearest and 4th-windiest month. For the whole year in context, see Empalme's year-round climate.

Daytime high
33°
5th warmest
Overnight low
20°
7th coldest
Rainfall
1 mm
0.1 wet days
Daylight
13 h 24 min
5:38 AM – 7:01 PM
Cloud cover
16%
2nd clearest
Wind
11 km/h
4th windiest
Solar energy
8.16 kWh/m²
Travel score
4.8
out of 10

Empalme is municipal seat of Empalme, State of Sonora, Mexico.

Founded
1905

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 32°C in the first days to 34°C by the end.

A typical May day in Empalme reaches about 33°C in the afternoon and slips back to 20°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 36°C. Set against its neighbours, May runs about 3°C warmer than April and about 3°C cooler than June.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13219
23219
33219
43219
53219
63219
73219
83220
93220
103320
113320
123320
133320
143320
153320
163320
173321
183321
193321
203321
213321
223321
233421
243421
253421
263422
273422
283422
293422
303422
313422

How May really feels in Empalme

Once humidity and wind are folded in, May averages 28 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
28
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in May is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Empalme weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan24° / 11°91.310.49.0
Feb25° / 13°131.7118.5
Mar27° / 15°60.611.88.2
Apr30° / 17°10.212.66.6
May33° / 20°10.113.44.8
Jun36° / 25°30.413.73.1
Jul36° / 28°204.613.62.2
Aug36° / 28°367.2132.2
Sep35° / 27°596.412.22.9
Oct33° / 22°192.411.34.6
Nov28° / 16°121.410.67.5
Dec24° / 12°131.710.38.7

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 84% 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 10%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18515
28713
38713
48713
58812
68812
78812
88911
98911
109010
119010
129010
139010
14919
15919
16919
17919
18919
19919
20919
21919
22919
23919
24919
25928
26928
27928
28928
29937
30937
31937

Chance of precipitation in May

Any precipitation

Empalme gets around 1 mm of rain over 0.1 wet days in May, the driest month. 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 0% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
10
20
30
40
50
60
70
80
90
100
110
120
130
140
150
160
170
180
190
200
210
220
230
240
250
260
270
280
290
300
310

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 46% of days. Sticky, muggy-or-worse air turns up on roughly 9% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
166221110
265221210
364231210
463231310
560241420
660241420
758241530
857241630
957241630
1054251740
1153251840
1251251950
1350252060
1448252060
1547252170
1645252280
1744262280
1843262390
1941262390
20402623100
21392624110
22382624111
23372624121
24352624131
25342624151
26332524162
27312524172
28302425183
29292325204
30282224215
31272124225

Wind in May

Winds average 11 km/h in May.

Across May, daily wind ranges from about 11 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 06 min at the start of May to 13 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 30 minutes over May. Sunrise moves from 5:49 AM to 5:32 AM, and sunset from 6:52 PM to 7:09 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.15:496:52
213.15:486:53
313.15:476:53
413.15:466:54
513.15:466:54
613.25:456:55
713.25:446:56
813.25:436:56
913.25:436:57
1013.35:426:57
1113.35:416:58
1213.35:416:59
1313.35:406:59
1413.35:397:00
1513.45:397:00
1613.45:387:01
1713.45:377:02
1813.45:377:02
1913.45:367:03
2013.55:367:03
2113.55:357:04
2213.55:357:04
2313.55:357:05
2413.55:347:06
2513.55:347:06
2613.65:337:07
2713.65:337:07
2813.65:337:08
2913.65:327:08
3013.65:327:09
3113.65:327:09

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 8.16 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 3.9 kWh/m² to a high of 8.16 kWh/m² in May across the year — May's 8.16 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
18.0Intense
28.0Intense
38.0Intense
48.0Intense
58.0Intense
68.0Intense
78.1Intense
88.1Intense
98.1Intense
108.1Intense
118.1Intense
128.1Intense
138.1Intense
148.1Intense
158.2Intense
168.2Intense
178.2Intense
188.2Intense
198.2Intense
208.2Intense
218.2Intense
228.2Intense
238.2Intense
248.2Intense
258.2Intense
268.2Intense
278.2Intense
288.2Intense
298.2Intense
308.2Intense
318.2Intense
Planning a trip in May

Hazard calendar for Empalme

In seasonPeak

In May, Empalme sits inside its pacific hurricane season. The full year is below, with each hazard's peak months called out.

Empalme sits in the eastern Pacific hurricane zone; the season peaks August–September.

Pacific hurricane
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is May a good time to visit Empalme?

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

4.8
Sightseeing
7th-best month of the year
8.3
Beach & pool
4th-best month of the year

May is a reasonable time to visit Empalme for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Empalme in May

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

In May, Empalme sees daytime highs around 33°C and nights near 20°C. Pack light clothes and sun protection.

light clothessun protection

Sea temperature near Empalme in May

The nearest coast averages about 24°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 30°C and coldest in January near 18°C.

It's comfortable for a long swim from Apr 6 to Dec 15 — about 8.4 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan18Cool
Feb18Cool
Mar19Cool
Apr21Refreshing
May24Refreshing
Jun27Warm
Jul29Tropical
Aug30Tropical
Sep30Tropical
Oct28Warm
Nov23Refreshing
Dec20Cool

UV index in Empalme in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Empalme peaks around July 14 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 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 14UV 12Dec 19UV 4
UV index (midday)Level
Jan5Moderate
Feb6High
Mar8Very high
Apr10Extreme
May10Extreme
Jun12Extreme
Jul12Extreme
Aug11Extreme
Sep10Very high
Oct7Very high
Nov6High
Dec4Moderate

Air quality in Empalme in May

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Empalme is worst in July — around 18 µg/m³ PM2.5 (moderate), about 3.9× the cleanest month (January, 5 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1917 µg/m³Jan 115 µg/m³
PM2.5 (µg/m³)Level
Jan5Good
Feb5Good
Mar5Good
Apr6Good
May5Good
Jun8Good
Jul18Moderate
Aug13Moderate
Sep8Good
Oct5Good
Nov5Good
Dec5Good
Location & terrain

Where is Empalme?

Empalme sits at 28.0°N, 110.8°W, 7 m above sea level, in Mexico. The nearest listed city is Heroica Guaymas, 10 km away.

Topography around Empalme

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

Within 3 km, the terrain around Empalme has only modest variations in elevation — a maximum elevation change of 155 m around an average of 9 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 483 m; within 80 km, large variations in elevation — a maximum elevation change of 1,146 m.

The land around Empalme is covered by shrubs (31%), water (25%) and artificial surfaces (24%) within 3 km, shrubs (53%) and water (27%) within 16 km, and shrubs (55%) and water (33%) within 80 km.

3 km
155 m
16 km
483 m
80 km
1,146 m
treesshrubscroplandartificial surfacesbare terrainwater
May weather nearby: Heroica Guaymas 10 km · San Carlos 23 km · Esperanza 97 km · Ciudad Obregón 101 km · Miguel Alemán (La Doce) 117 km · Hermosillo 126 km · Navojoa 168 km · Huatabampo 171 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 Empalme (27.9617°, -110.8141°, elevation 7 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). 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. 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).