Tonalá in Winter
In winter (December, January and February), Tonalá sees average daytime highs around 30°C and overnight lows near 21°C, with 6 mm of rain over about 1 wet days across the season. It is the 2nd-warmest season and the driest season of the year.
Across winter, daytime highs hold fairly steady around 30°C. The sky is clear or mostly clear about 82% of the time across winter, and the air most often feels humid.
Winter is Tonalá's best season of the year to visit on our travel score. For the whole year in context, see Tonalá's year-round climate.
- Avg daytime high
- 30°C
- 2nd-warmest season
- Avg overnight low
- 21°C
- Rainfall
- 6 mm
- 1 wet days
- Avg wind
- 12 km/h
- Travel score
- 6.8
- best season of the year
- Months
- Dec · Jan · Feb
Temperature in Tonalá in Winter
Across winter, daytime highs hold fairly steady around 30°C.
A typical winter day in Tonalá reaches about 30°C and drops to 21°C overnight. The warmest of the three months is February, the coolest January.
How winter really feels in Tonalá
Once humidity and wind are folded in, winter brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
winter sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Tonalá weather by month
How the three winter months (December, January and February) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 30° / 21° | 1 | 0.3 | 11.1 | 7.0 |
| Feb | 30° / 21° | 2 | 0.4 | 11.5 | 6.5 |
| Mar | 31° / 22° | 6 | 1.4 | 11.9 | 5.7 |
| Apr | 32° / 23° | 22 | 5.9 | 12.4 | 4.8 |
| May | 31° / 24° | 139 | 19.9 | 12.7 | 3.5 |
| Jun | 30° / 24° | 328 | 26.3 | 12.9 | 3.0 |
| Jul | 30° / 24° | 245 | 26.8 | 12.9 | 3.0 |
| Aug | 30° / 24° | 288 | 27.6 | 12.5 | 2.9 |
| Sep | 29° / 24° | 347 | 27.8 | 12.1 | 3.0 |
| Oct | 29° / 23° | 171 | 18.3 | 11.6 | 4.3 |
| Nov | 30° / 22° | 36 | 4.2 | 11.2 | 6.1 |
| Dec | 30° / 21° | 3 | 0.6 | 11.1 | 6.8 |
Cloud cover in Winter
The sky is clear or mostly clear about 82% of the time across winter.
Chance of precipitation in Winter
Tonalá gets around 6 mm of rain over 1 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 12 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 11 h 06 min in early December to 11 h 36 min by late February. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 5.4 kWh/m².
Hazard calendar for Tonalá
None of Tonalá's seasonal hazards peak in winter. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.
Tonalá sits in the Atlantic hurricane belt; the season peaks August–October.
Tonalá's monsoon runs June–October, when most of the year's rain falls.
Is winter a good time to visit Tonalá?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is a reasonable time to visit Tonalá for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Tonalá in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Tonalá sees daytime highs around 30°C and nights near 21°C. Pack light clothes. Worth having: sun protection.
Sea temperature near Tonalá in Winter
The nearest coast averages about 28°C across winter — 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 31°C and coldest in February near 28°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 28 | 28 | 28 | 29 | 30 | 30 | 30 | 31 | 30 | 29 | 29 | 29 |
| Comfort | Tropical | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 28 | Tropical |
| Feb | 28 | Warm |
| Mar | 28 | Tropical |
| Apr | 29 | Tropical |
| May | 30 | Tropical |
| Jun | 30 | Tropical |
| Jul | 30 | Tropical |
| Aug | 31 | Tropical |
| Sep | 30 | Tropical |
| Oct | 29 | Tropical |
| Nov | 29 | Tropical |
| Dec | 29 | Tropical |
UV index in Tonalá in Winter
Clear-sky midday UV across winter averages around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Tonalá peaks around June 17 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 8 (very high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 9 | 12 | 13 | 10 | 12 | 13 | 12 | 12 | 12 | 11 | 9 | 8 |
| Level | Very high | Extreme | Extreme | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 9 | Very high |
| Feb | 12 | Extreme |
| Mar | 13 | Extreme |
| Apr | 10 | Very high |
| May | 12 | Extreme |
| Jun | 13 | Extreme |
| Jul | 12 | Extreme |
| Aug | 12 | Extreme |
| Sep | 12 | Extreme |
| Oct | 11 | Extreme |
| Nov | 9 | Very high |
| Dec | 8 | Very high |
Air quality in Tonalá in Winter
Average fine-particle pollution (PM2.5) through the year — so you can see where winter falls, not just the annual average.
Air quality in Tonalá is worst in May — around 27 µg/m³ PM2.5 (moderate), about 3.0× the cleanest month (January, 9 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 9 | 9 | 13 | 22 | 27 | 18 | 24 | 19 | 16 | 12 | 10 | 9 |
| Level | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 9 | Good |
| Feb | 9 | Good |
| Mar | 13 | Moderate |
| Apr | 22 | Moderate |
| May | 27 | Moderate |
| Jun | 18 | Moderate |
| Jul | 24 | Moderate |
| Aug | 19 | Moderate |
| Sep | 16 | Moderate |
| Oct | 12 | Moderate |
| Nov | 10 | Good |
| Dec | 9 | Good |
Where is Tonalá?
Tonalá sits at 16.1°N, 93.8°W, 50 m above sea level, in Mexico. The nearest listed city is Arriaga, 22 km away.
Topography around Tonalá
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Tonalá.
Within 3 km, the terrain around Tonalá has significant variations in elevation — a maximum elevation change of 461 m around an average of 86 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,930 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,439 m.
The land around Tonalá is covered by trees (53%), grassland (26%) and artificial surfaces (20%) within 3 km, trees (54%) and grassland (36%) within 16 km, and trees (41%), water (28%) and grassland (25%) within 80 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
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 Tonalá (16.0901°, -93.7546°, elevation 50 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.