Guasave weather in May

In May, Guasave sees average daytime highs of 33°C and overnight lows near 19°C, with 1 mm of rain across 0.1 wet days and about 13.2 hours of daylight. It is the 6th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 33°C through the month. The sky is clear or mostly clear about 80% of the time in May, and the air most often feels humid.

Daylight stretches from about 12 h 54 min at the start of May to 13 h 30 min by month's end. Set against the rest of the year, May is Guasave's 1st-clearest and 2nd-windiest month. For the whole year in context, see Guasave's year-round climate.

Daytime high
33°
6th warmest
Overnight low
19°
7th coldest
Rainfall
1 mm
0.1 wet days
Daylight
13 h 12 min
5:33 AM – 6:47 PM
Cloud cover
20%
1st clearest
Wind
9 km/h
2nd windiest
Solar energy
7.93 kWh/m²
Travel score
4.9
out of 10

Guasave is municipal seat of Guasave, State of Sinaloa, Mexico.

Founded
1595

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 33°C through the month.

A typical May day in Guasave reaches about 33°C in the afternoon and slips back to 19°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 35°C. Set against its neighbours, May runs about 2°C warmer than April and about 2°C cooler than June.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13218
23218
33218
43218
53218
63218
73218
83218
93219
103319
113319
123319
133319
143319
153319
163319
173319
183320
193320
203320
213320
223320
233320
243320
253321
263321
273321
283321
293321
303321
313322

How May really feels in Guasave

Once humidity and wind are folded in, May averages 29 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
29
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.

Guasave weather by month

How May compares with the rest of the year at a glance. May is the 6th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 13°151.610.68.2
Feb27° / 13°141.611.18.1
Mar29° / 14°30.411.87.4
Apr31° / 16°10.312.66.1
May33° / 19°10.113.24.9
Jun34° / 24°6113.63.8
Jul35° / 27°701013.42.5
Aug35° / 27°11415.512.92.2
Sep34° / 26°11313.112.22.7
Oct34° / 23°333.411.43.5
Nov31° / 17°312.210.85.6
Dec27° / 13°151.910.47.9

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 80% of the time in May, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 7% of May, with mostly cloudy or overcast conditions the remaining 13%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17921
28020
38119
48119
58119
68218
78218
88317
98416
108416
118515
128515
138614
148713
158713
168713
178812
188812
198812
208812
219010
229010
239010
249010
25919
26928
27928
28928
29928
30928
31937

Chance of precipitation in May

Any precipitation

Guasave 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 1% and peaks near 1% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
11
21
31
40
50
60
70
80
90
100
110
120
130
140
150
161
171
181
191
201
211
221
231
241
251
261
271
281
291
301
311

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 35% of days. Sticky, muggy-or-worse air turns up on roughly 43% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
11528381810
21427391910
31427391910
41326402020
51225402120
61224402120
71123402230
81122402330
91022402540
10921402640
11820402750
12819392950
13718393060
14617383260
15517383370
16516373570
17415373680
18414373880
19313373990
20312364090
213113541100
222103442110
23293343120
24293243140
25283044160
26282843190
27172743211
28172542241
29162341281
30162140311
31151939351

Wind in May

Winds average 9 km/h in May.

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

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 54 min at the start of May to 13 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 36 minutes over May. Sunrise moves from 5:43 AM to 5:27 AM, and sunset from 6:40 PM to 6:55 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.95:436:40
213.05:426:40
313.05:416:41
413.05:406:41
513.05:406:42
613.15:396:42
713.15:386:43
813.15:386:43
913.15:376:44
1013.15:366:44
1113.25:366:45
1213.25:356:45
1313.25:346:46
1413.25:346:46
1513.25:336:47
1613.25:336:47
1713.35:326:48
1813.35:326:49
1913.35:316:49
2013.35:316:50
2113.35:306:50
2213.35:306:51
2313.45:306:51
2413.45:296:52
2513.45:296:52
2613.45:296:53
2713.45:286:53
2813.45:286:54
2913.45:286:54
3013.55:286:55
3113.55:276:55

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 7.93 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.09 kWh/m² to a high of 7.93 kWh/m² in May across the year — May's 7.93 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.8Intense
27.8Intense
37.8Intense
47.8Intense
57.8Intense
67.8Intense
77.9Intense
87.9Intense
97.9Intense
107.9Intense
117.9Intense
127.9Intense
137.9Intense
147.9Intense
157.9Intense
167.9Intense
178.0Intense
188.0Intense
198.0Intense
208.0Intense
218.0Intense
227.9Intense
237.9Intense
247.9Intense
257.9Intense
267.9Intense
277.9Intense
287.9Intense
297.9Intense
307.9Intense
317.8Intense
Planning a trip in May

Hazard calendar for Guasave

In seasonPeak

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

Guasave 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 Guasave?

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

4.9
Sightseeing
7th-best month of the year
8.3
Beach & pool
3rd-best month of the year

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

What to pack for Guasave in May

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

In May, Guasave sees daytime highs around 33°C and nights near 19°C. Pack light clothes and sun protection.

light clothessun protection

Sea temperature near Guasave in May

The nearest coast averages about 25°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 27 km away) is warmest in August at about 30°C and coldest in February near 20°C.

It's comfortable for a long swim from Mar 17 to Jan 13 — about 10 months when the water holds above 20°C.

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan20Cool
Feb20Cool
Mar20Cool
Apr22Refreshing
May25Warm
Jun28Warm
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct29Tropical
Nov25Warm
Dec22Refreshing

UV index in Guasave in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Guasave peaks around July 17 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 5 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighJul 17UV 12Dec 19UV 5
UV index (midday)Level
Jan5High
Feb7High
Mar9Very high
Apr11Extreme
May12Extreme
Jun11Extreme
Jul12Extreme
Aug11Extreme
Sep11Extreme
Oct8Very high
Nov6High
Dec5Moderate
Location & terrain

Where is Guasave?

Guasave sits at 25.6°N, 108.5°W, 19 m above sea level, in Mexico. The nearest listed city is Gabriel Leyva Solano, 20 km away.

Topography around Guasave

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

Within 3 km, the terrain around Guasave has only modest variations in elevation — a maximum elevation change of 19 m around an average of 17 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 34 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,603 m.

The land around Guasave is covered by artificial surfaces (47%) and cropland (28%) within 3 km, cropland (82%) within 16 km, and cropland (30%), water (26%) and trees (24%) within 80 km.

3 km
19 m
16 km
34 m
80 km
1,603 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwatermangroves
May weather nearby: Gabriel Leyva Solano 20 km · Guamúchil 41 km · Juan José Ríos 41 km · Los Mochis 59 km · Navolato 118 km · Licenciado Benito Juárez 138 km · Culiacán 138 km · Costa Rica 154 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 Guasave (25.5679°, -108.4695°, elevation 19 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).