Culiacán weather in August

In August, Culiacán sees average daytime highs of 33°C and overnight lows near 26°C, with 178 mm of rain across 19.6 wet days and about 12.9 hours of daylight. It is the 4th-warmest and 1st-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 8% of the time in August, and the air most often feels miserable.

Daylight stretches from about 13 h 12 min at the start of August to 12 h 30 min by month's end. Set against the rest of the year, August is Culiacán's 12th-clearest and 12th-windiest month. For the whole year in context, see Culiacán's year-round climate.

Daytime high
33°
4th warmest
Overnight low
26°
11th coldest
Rainfall
178 mm
19.6 wet days
Daylight
12 h 54 min
5:47 AM – 6:40 PM
Cloud cover
73%
12th clearest
Wind
5 km/h
12th windiest
Solar energy
5.3 kWh/m²
Travel score
2.5
out of 10

Culiacán is capital of the State of Sinaloa, Mexico.

Density
12,437/km²
people per km²
Founded
1531

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

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

A typical August day in Culiacán reaches about 33°C in the afternoon and slips back to 26°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 36°C. Set against its neighbours, August runs about 1°C cooler than July and on par with September.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13426
23426
33426
43426
53426
63426
73426
83426
93426
103426
113426
123426
133426
143326
153326
163326
173326
183326
193326
203326
213326
223326
233326
243326
253326
263326
273326
283325
293325
303325
313325

How August really feels in Culiacán

Once humidity and wind are folded in, August averages 31 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
31
31 feel dangerously hot (≥ 39°C)
Days feeling ≤ C
0
wind chill below the day's low

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

Culiacán weather by month

How August compares with the rest of the year at a glance. August is the 4th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 13°141.910.68.1
Feb28° / 14°151.811.17.6
Mar29° / 15°30.511.86.8
Apr31° / 17°20.212.65.5
May34° / 20°10.413.24.3
Jun35° / 24°192.913.53.3
Jul34° / 26°1341613.42.4
Aug33° / 26°17819.612.92.5
Sep33° / 25°17418.412.22.8
Oct33° / 22°434.611.44.2
Nov31° / 17°382.210.85.8
Dec28° / 14°171.910.57.7

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 8% of the time in August, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 18% of August, with mostly cloudy or overcast conditions the remaining 74%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12674
22674
32674
42674
52674
62674
72773
82773
92674
102674
112674
122773
132773
142773
152872
162773
172773
182773
192773
202773
212773
222773
232674
242674
252674
262674
272575
282575
292575
302575
312773

Chance of precipitation in August

Any precipitation

Culiacán gets around 178 mm of rain over 19.6 wet days in August, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 64% and peaks near 71% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
160
260
360
460
560
660
760
861
961
1061
1162
1262
1363
1463
1563
1663
1764
1864
1964
2065
2165
2266
2366
2467
2568
2668
2769
2870
2970
3071
3171

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the miserable band about 99% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
1298
2298
3298
4298
5298
6199
7199
8199
9199
10199
11199
12199
13199
14199
15199
16199
17199
18199
19199
20199
21199
22199
23199
24199
25199
26199
27199
28199
29199
30199
31199

Wind in August

Winds average 5 km/h in August, the calmest month.

Across August, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in August

DaylightNight

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

Days shrink by about 42 minutes over August. Sunrise moves from 5:41 AM to 5:54 AM, and sunset from 6:51 PM to 6:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.25:416:51
213.15:416:50
313.15:426:49
413.15:426:49
513.15:436:48
613.15:436:48
713.15:436:47
813.05:446:46
913.05:446:45
1013.05:456:45
1113.05:456:44
1213.05:466:43
1312.95:466:42
1412.95:476:42
1512.95:476:41
1612.95:476:40
1712.95:486:39
1812.85:486:38
1912.85:496:37
2012.85:496:36
2112.85:506:35
2212.75:506:34
2312.75:506:34
2412.75:516:33
2512.75:516:32
2612.65:526:31
2712.65:526:30
2812.65:526:29
2912.65:536:28
3012.65:536:27
3112.55:546:26

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.3 kWh/m².

For context, solar energy here swings from a low near 4.12 kWh/m² to a high of 7.82 kWh/m² in May across the year — August's 5.3 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.5Bright
55.5Bright
65.5Bright
75.4Bright
85.4Bright
95.4Bright
105.4Bright
115.4Bright
125.4Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.2Bright
205.2Bright
215.2Bright
225.2Bright
235.2Bright
245.1Bright
255.1Bright
265.1Bright
275.1Bright
285.1Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in August

Hazard calendar for Culiacán

In seasonPeak

In August, Culiacán sits inside its pacific hurricane and rainy season season. The full year is below, with each hazard's peak months called out.

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

Culiacán's rainy season runs July–September, when most of the year's rain falls.

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

Is August a good time to visit Culiacán?

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

2.5
Sightseeing
11th-best month of the year
4.6
Beach & pool
12th-best month of the year

August is a weaker month for outdoor sightseeing in Culiacán.

What to pack for Culiacán in August

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

In August, Culiacán sees daytime highs around 33°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 20 days see rain.

light clothesrain gearsun protection

Sea temperature near Culiacán in August

The nearest coast averages about 30°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 52 km away) is warmest in August at about 30°C and coldest in February near 21°C.

The water stays above 20°C all year — warm enough for a swim any month.

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan21Refreshing
Feb21Refreshing
Mar21Refreshing
Apr22Refreshing
May25Warm
Jun28Warm
Jul29Tropical
Aug30Tropical
Sep30Tropical
Oct29Tropical
Nov26Warm
Dec23Refreshing

UV index in Culiacán in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Culiacán peaks around July 17 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 5 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighJul 17UV 12Dec 20UV 5
UV index (midday)Level
Jan5High
Feb8Very high
Mar10Very high
Apr12Extreme
May12Extreme
Jun11Extreme
Jul12Extreme
Aug11Extreme
Sep10Extreme
Oct8Very high
Nov6High
Dec5High

Air quality in Culiacán in August

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Culiacán is worst in May — around 43 µg/m³ PM2.5 (poor), about 3.9× the cleanest month (January, 11 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateModerateGoodMay 1740 µg/m³Jan 111 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb11Good
Mar13Moderate
Apr18Moderate
May43Poor
Jun23Moderate
Jul17Moderate
Aug12Good
Sep13Moderate
Oct13Moderate
Nov11Good
Dec11Good
Location & terrain

Where is Culiacán?

Culiacán sits at 24.8°N, 107.4°W, 47 m above sea level, in Mexico. The nearest listed city is Licenciado Benito Juárez, 22 km away.

Topography around Culiacán

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

Within 3 km, the terrain around Culiacán has only modest variations in elevation — a maximum elevation change of 122 m around an average of 60 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 554 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,603 m.

The land around Culiacán is covered by artificial surfaces (84%) within 3 km, trees (38%) and cropland (31%) within 16 km, and trees (47%) within 80 km.

3 km
122 m
16 km
554 m
80 km
2,603 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwatermangroves
August weather nearby: Licenciado Benito Juárez 22 km · Costa Rica 24 km · Navolato 31 km · Guamúchil 100 km · La Cruz 110 km · Guasave 138 km · Gabriel Leyva Solano 157 km · Juan José Ríos 179 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 Culiacán (24.8021°, -107.3942°, elevation 47 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).