Los Mochis weather in December

In December, Los Mochis sees average daytime highs of 27°C and overnight lows near 14°C, with 12 mm of rain across 1.5 wet days and about 10.4 hours of daylight. It is the 11th-warmest and 8th-wettest month of the year here.

Highs ease over the month, from about 28°C in the first days to 26°C by the end. The sky is clear or mostly clear about 56% of the time in December, and the air most often feels dry.

Daylight stretches from about 10 h 30 min at the start of December to 10 h 24 min by month's end. Set against the rest of the year, December is Los Mochis's 9th-clearest and 4th-windiest month. For the whole year in context, see Los Mochis's year-round climate.

Daytime high
27°
11th warmest
Overnight low
14°
3rd coldest
Rainfall
12 mm
1.5 wet days
Daylight
10 h 24 min
7:00 AM – 5:24 PM
Cloud cover
40%
9th clearest
Wind
10 km/h
4th windiest
Solar energy
4.08 kWh/m²
Travel score
8.1
out of 10

Los Mochis is municipal seat of Ahome, State of Sinaloa, Mexico.

Founded
1893

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 28°C in the first days to 26°C by the end.

A typical December day in Los Mochis reaches about 27°C in the afternoon and slips back to 14°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 30°C. Set against its neighbours, December runs about 4°C cooler than November and on par with January.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12815
22815
32815
42815
52815
62815
72815
82715
92715
102714
112714
122714
132714
142714
152714
162714
172614
182614
192613
202613
212613
222613
232613
242613
252613
262613
272613
282613
292613
302613
312613

How December really feels in Los Mochis

Once humidity and wind are folded in, December 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

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

Los Mochis weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 13°131.510.68.4
Feb27° / 14°131.711.18.1
Mar29° / 15°20.411.87.2
Apr31° / 16°10.312.65.8
May33° / 20°00.113.24.4
Jun35° / 24°40.713.63.3
Jul36° / 27°527.513.42.2
Aug36° / 27°9312.612.92.0
Sep35° / 26°10210.912.22.5
Oct35° / 23°262.911.43.4
Nov31° / 18°171.810.75.8
Dec27° / 14°121.510.48.1

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 56% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 10% of December, with mostly cloudy or overcast conditions the remaining 33%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16733
26535
36535
46535
56535
66535
76535
86634
96634
106733
116733
126832
136832
146931
156931
166931
176931
186832
196832
206832
216832
226832
236733
246733
256733
266733
276733
286733
296733
306832
316832

Chance of precipitation in December

Any precipitation

Los Mochis gets around 12 mm of rain over 1.5 wet days in December. 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 (%)
17
27
37
47
57
66
76
86
96
106
116
125
135
145
155
165
175
185
195
204
214
224
234
244
254
264
274
284
294
304
314

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the dry band about 53% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13337256
23437245
33537235
43637234
53737224
63837223
73936223
84036213
94135212
104335202
114434192
124634192
134833181
145132161
155232151
165431141
175630131
185829121
196028111
206227101
21642691
22652681
23652681
24662671
25672670
26682660
27682660
28682660
29682660
30672760
31672760

Wind in December

Winds average 10 km/h in December.

Across December, daily wind ranges from about 10 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
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 10 h 30 min at the start of December to 10 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over December. Sunrise moves from 6:51 AM to 7:07 AM, and sunset from 5:21 PM to 5:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.56:515:21
210.56:515:21
310.56:525:21
410.56:535:21
510.56:535:21
610.56:545:21
710.46:555:22
810.46:555:22
910.46:565:22
1010.46:575:22
1110.46:575:22
1210.46:585:23
1310.46:585:23
1410.46:595:23
1510.47:005:24
1610.47:005:24
1710.47:015:24
1810.47:015:25
1910.47:025:25
2010.47:025:26
2110.47:035:26
2210.47:035:27
2310.47:045:27
2410.47:045:28
2510.47:055:28
2610.47:055:29
2710.47:055:29
2810.47:065:30
2910.47:065:30
3010.47:075:31
3110.47:075:31

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.08 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.08 kWh/m² to a high of 7.96 kWh/m² in May across the year — December's 4.08 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.2Bright
24.1Bright
34.1Bright
44.1Bright
54.1Bright
64.1Bright
74.1Bright
84.0Bright
94.0Bright
104.0Bright
114.0Bright
124.0Bright
134.0Bright
144.0Bright
154.0Bright
164.0Bright
174.0Bright
184.0Bright
194.0Bright
204.0Bright
214.0Bright
224.0Bright
234.1Bright
244.1Bright
254.1Bright
264.1Bright
274.1Bright
284.2Bright
294.2Bright
304.2Bright
314.2Bright
Planning a trip in December

Hazard calendar for Los Mochis

In seasonPeak

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

Los Mochis 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 December a good time to visit Los Mochis?

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

8.1
Sightseeing
2nd-best month of the year
8.1
Beach & pool
5th-best month of the year

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

What to pack for Los Mochis in December

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

In December, Los Mochis sees daytime highs around 27°C and nights near 14°C. Worth packing: light clothes.

light clothes

Sea temperature near Los Mochis in December

The nearest coast averages about 22°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 22 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 9 to Jan 19 — about 10.4 months when the water holds above 20°C.

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan20Refreshing
Feb20Cool
Mar20Refreshing
Apr22Refreshing
May25Warm
Jun27Warm
Jul29Tropical
Aug30Tropical
Sep30Tropical
Oct29Tropical
Nov26Warm
Dec22Refreshing

UV index in Los Mochis in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Los Mochis peaks around July 15 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 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 15UV 12Dec 20UV 5
UV index (midday)Level
Jan5High
Feb7High
Mar9Very high
Apr11Extreme
May11Extreme
Jun12Extreme
Jul12Extreme
Aug11Extreme
Sep10Extreme
Oct8Very high
Nov6High
Dec5Moderate
Location & terrain

Where is Los Mochis?

Los Mochis sits at 25.8°N, 109.0°W, 18 m above sea level, in Mexico. The nearest listed city is Juan José Ríos, 18 km away.

Licenciado Benito Juárez

Topography around Los Mochis

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

Within 3 km, the terrain around Los Mochis has only modest variations in elevation — a maximum elevation change of 108 m around an average of 15 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 146 m; within 80 km, large variations in elevation — a maximum elevation change of 928 m.

The land around Los Mochis is covered by artificial surfaces (81%) within 3 km, cropland (66%) within 16 km, and water (40%) and cropland (29%) within 80 km.

3 km
108 m
16 km
146 m
80 km
928 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwatermangroves
December weather nearby: Juan José Ríos 18 km · Gabriel Leyva Solano 39 km · Guasave 59 km · Guamúchil 99 km · Huatabampo 132 km · Navojoa 149 km · Navolato 173 km · Licenciado Benito Juárez 193 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 Los Mochis (25.791°, -108.9982°, elevation 18 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).