Mazatlan weather in January

In January, Mazatlan sees average daytime highs of 23°C and overnight lows near 19°C, with 15 mm of rain across 1.5 wet days and about 10.7 hours of daylight. It is the 10th-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 23°C through the month. The sky is clear or mostly clear about 55% of the time in January, and the air most often feels humid.

Daylight stretches from about 10 h 36 min at the start of January to 10 h 54 min by month's end. Set against the rest of the year, January is Mazatlan's 8th-clearest and 2nd-windiest month. For the whole year in context, see Mazatlan's year-round climate.

Daytime high
23°
10th warmest
Overnight low
19°
2nd coldest
Rainfall
15 mm
1.5 wet days
Daylight
10 h 42 min
6:53 AM – 5:36 PM
Cloud cover
41%
8th clearest
Wind
11 km/h
2nd windiest
Solar energy
4.51 kWh/m²
Travel score
8.6
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 January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 23°C through the month.

A typical January day in Mazatlan reaches about 23°C in the afternoon and slips back to 19°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 25°C. Set against its neighbours, January runs about 1°C cooler than December and on par with February.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12419
22419
32419
42419
52419
62419
72419
82319
92319
102319
112319
122319
132319
142319
152319
162319
172319
182319
192319
202319
212319
222319
232319
242319
252319
262319
272319
282319
292319
302319
312319

How January really feels in Mazatlan

Once humidity and wind are folded in, January 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

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

Mazatlan weather by month

How January compares with the rest of the year at a glance. January is the 10th-warmest and 7th-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 January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 55% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 9% of January, with mostly cloudy or overcast conditions the remaining 35%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16436
26436
36436
46436
56436
66436
76436
86436
96337
106337
116337
126337
136337
146337
156436
166436
176436
186535
196535
206535
216634
226634
236733
246733
256733
266733
276733
286733
296733
306733
316733

Chance of precipitation in January

Any precipitation

Mazatlan gets around 15 mm of rain over 1.5 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 5% and peaks near 7% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
15
25
35
44
54
64
74
84
94
104
114
124
135
145
155
165
175
185
195
206
216
226
236
246
256
266
276
287
297
307
317

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the humid band about 49% of days. Sticky, muggy-or-worse air turns up on roughly 39% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1294445
2294445
3294446
4284346
5284346
6284346
7284346
8294345
9394445
10394444
11394444
123104443
133104542
143104641
153104641
163104740
173104839
183104939
193105038
203105037
21295237
22295336
23295435
24295534
25295633
26295732
27295831
28295831
29295930
302105830
312105830

Wind in January

Winds average 11 km/h in January.

Across January, 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 January

DaylightNight

Daylight runs from about 10 h 36 min at the start of January to 10 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over January. Sunrise moves from 6:51 AM to 6:51 AM, and sunset from 5:27 PM to 5:47 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.66:515:27
210.66:515:27
310.66:525:28
410.66:525:28
510.66:525:29
610.66:525:30
710.66:535:30
810.66:535:31
910.66:535:32
1010.76:535:32
1110.76:535:33
1210.76:535:34
1310.76:535:34
1410.76:535:35
1510.76:535:36
1610.76:535:36
1710.76:535:37
1810.76:535:38
1910.86:535:39
2010.86:535:39
2110.86:535:40
2210.86:535:41
2310.86:535:41
2410.86:535:42
2510.86:535:43
2610.86:535:43
2710.96:525:44
2810.96:525:45
2910.96:525:45
3010.96:525:46
3110.96:515:47

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.51 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 — January's 4.51 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.4Bright
24.4Bright
34.4Bright
44.4Bright
54.4Bright
64.4Bright
74.4Bright
84.4Bright
94.4Bright
104.4Bright
114.4Bright
124.5Bright
134.5Bright
144.5Bright
154.5Bright
164.5Bright
174.5Bright
184.5Bright
194.6Bright
204.6Bright
214.6Bright
224.6Bright
234.7Bright
244.7Bright
254.7Bright
264.7Bright
274.8Bright
284.8Bright
294.8Bright
304.8Bright
314.9Bright
Planning a trip in January

Hazard calendar for Mazatlan

In seasonPeak

None of Mazatlan's seasonal hazards are active in January. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

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 January a good time to visit Mazatlan?

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

8.6
Sightseeing
5th-best month of the year
6.9
Beach & pool
8th-best month of the year

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

What to pack for Mazatlan in January

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

In January, Mazatlan sees daytime highs around 23°C and nights near 19°C. Worth packing: light clothes and sun protection.

light clothessun protection

Sea temperature near Mazatlan in January

The nearest coast averages about 23°C in January — 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 January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 6 — enough to warrant sun protection. 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
January 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).