Mazatlan weather in October

In October, Mazatlan sees average daytime highs of 29°C and overnight lows near 26°C, with 65 mm of rain across 6.7 wet days and about 11.5 hours of daylight. It is the 4th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 67% of the time in October, and the air most often feels miserable.

Daylight stretches from about 11 h 48 min at the start of October to 11 h 06 min by month's end. Set against the rest of the year, October is Mazatlan's 5th-clearest and 9th-windiest month. For the whole year in context, see Mazatlan's year-round climate.

Daytime high
29°
4th warmest
Overnight low
26°
9th coldest
Rainfall
65 mm
6.7 wet days
Daylight
11 h 30 min
6:07 AM – 5:34 PM
Cloud cover
34%
5th clearest
Wind
9 km/h
9th windiest
Solar energy
5.17 kWh/m²
Travel score
6.3
out of 10

Mazatlan is municipal seat of Mazatlán, State of Sinaloa, Mexico.

Founded
1531

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

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical October day in Mazatlan reaches about 29°C in the afternoon and slips back to 26°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 30°C. Set against its neighbours, October runs on par with September and about 2°C warmer than November.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13027
23027
33027
43027
53027
63027
73027
83027
93027
102927
112927
122926
132926
142926
152926
162926
172926
182926
192926
202926
212926
222926
232926
242925
252925
262925
272825
282825
292825
302825
312825

How October really feels in Mazatlan

Once humidity and wind are folded in, October averages 27 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
27
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Mazatlan weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan23° / 19°151.510.78.6
Feb23° / 19°151.211.28.7
Mar23° / 20°30.411.89.0
Apr25° / 21°10.212.59.0
May27° / 23°10.213.18.8
Jun29° / 26°253.113.47.2
Jul30° / 27°13214.313.34.5
Aug30° / 27°18418.812.83.9
Sep30° / 27°2051912.14.0
Oct29° / 26°656.711.56.3
Nov27° / 23°35210.98.3
Dec24° / 20°91.410.68.6

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 10% of October, with mostly cloudy or overcast conditions the remaining 24%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16238
26436
36535
46634
56832
66931
77129
87228
97327
107327
117525
127624
137723
147723
157822
168020
178020
188119
198119
208218
218218
228218
238317
248317
258317
268317
278218
288119
298119
308020
318020

Chance of precipitation in October

Any precipitation

Mazatlan gets around 65 mm of rain over 6.7 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 21% and peaks near 42% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
142
240
338
437
535
633
731
830
928
1026
1125
1223
1322
1421
1519
1618
1718
1817
1916
2015
2115
2214
2314
2413
2513
2612
2711
2811
2910
3010
319

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the miserable band about 62% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
100991
2001090
3001189
4001288
5001387
6011485
7011584
8011683
9011881
10011980
11022177
12022375
13022573
14032770
15032968
16033265
17043462
18043660
19053857
20054055
21064252
22074448
23084745
24084942
25195139
261105336
271115434
281115731
291125829
301126126
311136224

Wind in October

Winds average 9 km/h in October.

Across October, 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
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 48 min at the start of October to 11 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 42 minutes over October. Sunrise moves from 6:01 AM to 6:15 AM, and sunset from 5:48 PM to 5:23 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:015:48
211.86:015:47
311.76:025:46
411.76:025:45
511.76:035:44
611.76:035:43
711.76:035:42
811.66:045:41
911.66:045:40
1011.66:055:40
1111.66:055:39
1211.56:055:38
1311.56:065:37
1411.56:065:36
1511.56:075:35
1611.56:075:34
1711.46:085:33
1811.46:085:33
1911.46:095:32
2011.46:095:31
2111.36:105:30
2211.36:105:29
2311.36:115:29
2411.36:115:28
2511.36:125:27
2611.26:125:27
2711.26:135:26
2811.26:135:25
2911.26:145:25
3011.26:145:24
3111.16:155:23

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5.17 kWh/m².

For context, solar energy here swings from a low near 4.28 kWh/m² to a high of 7.73 kWh/m² in May across the year — October's 5.17 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.1Bright
55.1Bright
65.1Bright
75.1Bright
85.2Bright
95.2Bright
105.2Bright
115.2Bright
125.2Bright
135.2Bright
145.2Bright
155.2Bright
165.2Bright
175.2Bright
185.2Bright
195.2Bright
205.2Bright
215.2Bright
225.2Bright
235.2Bright
245.1Bright
255.1Bright
265.1Bright
275.1Bright
285.1Bright
295.1Bright
305.0Bright
315.0Bright
Planning a trip in October

Hazard calendar for Mazatlan

In seasonPeak

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

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

Mazatlan's monsoon runs July–September, when most of the year's rain falls.

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

Is October a good time to visit Mazatlan?

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

6.3
Sightseeing
9th-best month of the year
7.9
Beach & pool
4th-best month of the year

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

What to pack for Mazatlan in October

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

In October, Mazatlan sees daytime highs around 29°C and nights near 26°C. Pack light clothes. Worth having: sun protection. About 7 days see rain.

light clothessun protection

Sea temperature near Mazatlan in October

The nearest coast averages about 30°C in October — 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 March near 22°C.

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

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan23Refreshing
Feb23Refreshing
Mar22Refreshing
Apr23Refreshing
May26Warm
Jun28Warm
Jul29Tropical
Aug30Tropical
Sep30Tropical
Oct30Tropical
Nov27Warm
Dec25Warm

UV index in Mazatlan in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October 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 Mazatlan peaks around May 16 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighMay 16UV 12Dec 20UV 6
UV index (midday)Level
Jan6High
Feb8Very high
Mar10Extreme
Apr12Extreme
May12Extreme
Jun12Extreme
Jul12Extreme
Aug11Extreme
Sep11Extreme
Oct8Very high
Nov6High
Dec6High
Location & terrain

Where is Mazatlan?

Mazatlan sits at 23.2°N, 106.4°W, 1 m above sea level, in Mexico. The nearest listed city is El Rosario, 63 km away.

Costa RicaTuxpan

Topography around Mazatlan

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

Within 3 km, the terrain around Mazatlan has only modest variations in elevation — a maximum elevation change of 80 m around an average of 5 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 302 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,594 m.

The land around Mazatlan is covered by artificial surfaces (55%) and water (36%) within 3 km, water (52%) and trees (23%) within 16 km, and trees (51%) and water (36%) within 80 km.

3 km
80 m
16 km
302 m
80 km
2,594 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwatermangroves
October weather nearby: El Rosario 63 km · Escuinapa de Hidalgo 78 km · La Cruz 92 km · Pueblo Nuevo 109 km · El Salto 124 km · Acaponeta 136 km · Costa Rica 181 km · Tuxpan 183 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 Mazatlan (23.2216°, -106.4189°, elevation 1 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).