Petatlán in Spring
In spring (March, April and May), Petatlán sees average daytime highs around 30°C and overnight lows near 21°C, with 30 mm of rain over about 4 wet days across the season. It is the warmest season of the year and the 3rd-wettest season.
Across spring, daytime highs hold fairly steady around 30°C. The sky is clear or mostly clear about 69% of the time across spring, and the air most often feels muggy.
Spring is Petatlán's 2nd-best season to visit on our travel score. For the whole year in context, see Petatlán's year-round climate.
- Avg daytime high
- 30°C
- warmest season of the year
- Avg overnight low
- 21°C
- Rainfall
- 30 mm
- 4 wet days
- Avg wind
- 6 km/h
- Travel score
- 6.4
- 2nd-best season
- Months
- Mar · Apr · May
Temperature in Petatlán in Spring
Across spring, daytime highs hold fairly steady around 30°C.
A typical spring day in Petatlán reaches about 30°C and drops to 21°C overnight. The warmest of the three months is May, the coolest March.
How spring really feels in Petatlán
Once humidity and wind are folded in, spring brings about 33 days that feel above 32°C and 0 that feel at or below 0°C.
The story in spring is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Petatlán weather by month
How the three spring months (March, April and May) 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 | 29° / 20° | 9 | 1 | 11.1 | 7.3 |
| Feb | 29° / 20° | 5 | 0.4 | 11.4 | 7.3 |
| Mar | 29° / 20° | 6 | 0.4 | 11.9 | 7.1 |
| Apr | 30° / 21° | 0 | 0 | 12.4 | 6.5 |
| May | 31° / 23° | 24 | 3.7 | 12.8 | 5.6 |
| Jun | 30° / 24° | 220 | 18.1 | 13 | 4.0 |
| Jul | 30° / 24° | 198 | 19.1 | 12.9 | 3.8 |
| Aug | 30° / 24° | 256 | 21 | 12.6 | 3.7 |
| Sep | 29° / 24° | 338 | 23.5 | 12.1 | 3.5 |
| Oct | 29° / 23° | 212 | 20.3 | 11.6 | 4.1 |
| Nov | 29° / 22° | 35 | 5.9 | 11.2 | 6.2 |
| Dec | 29° / 21° | 8 | 1.7 | 11 | 7.1 |
Cloud cover in Spring
The sky is clear or mostly clear about 69% of the time across spring.
Chance of precipitation in Spring
Petatlán gets around 30 mm of rain over 4 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
Most of spring feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 6 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 11 h 36 min in early March to 13 hours by late May. The lit band spans sunrise to sunset each day.
Solar energy in Spring
Average shortwave solar energy reaching the ground each day across spring, about 7.1 kWh/m².
Hazard calendar for Petatlán
In spring, Petatlán overlaps its pacific hurricane season. The full year is below, with each hazard's peak months called out.
Petatlán sits in the eastern Pacific hurricane zone; the season peaks August–September.
Petatlán's monsoon runs June–October, when most of the year's rain falls.
Is spring a good time to visit Petatlán?
Our two travel scores rate spring for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
spring is a reasonable time to visit Petatlán for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Petatlán in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Petatlán sees daytime highs around 30°C and nights near 21°C. Pack light clothes and sun protection.
Sea temperature near Petatlán in Spring
The nearest coast averages about 28°C across spring — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 21 km away) is warmest in August at about 30°C and coldest in March near 27°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 | 27 | 27 | 28 | 30 | 30 | 30 | 30 | 30 | 29 | 29 |
| Comfort | Tropical | Warm | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 28 | Tropical |
| Feb | 28 | Warm |
| Mar | 27 | Warm |
| Apr | 27 | Warm |
| May | 28 | Tropical |
| Jun | 30 | Tropical |
| Jul | 30 | Tropical |
| Aug | 30 | Tropical |
| Sep | 30 | Tropical |
| Oct | 30 | Tropical |
| Nov | 29 | Tropical |
| Dec | 29 | Tropical |
UV index in Petatlán in Spring
Clear-sky midday UV across spring averages around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Petatlán peaks around March 23 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 13 at about 7 (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 | 11 | 13 | 13 | 12 | 12 | 11 | 11 | 11 | 8 | 8 | 7 |
| Level | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 9 | Very high |
| Feb | 11 | Extreme |
| Mar | 13 | Extreme |
| Apr | 13 | Extreme |
| May | 12 | Extreme |
| Jun | 12 | Extreme |
| Jul | 11 | Extreme |
| Aug | 11 | Extreme |
| Sep | 11 | Extreme |
| Oct | 8 | Very high |
| Nov | 8 | Very high |
| Dec | 7 | High |
Air quality in Petatlán in Spring
Average fine-particle pollution (PM2.5) through the year — so you can see where spring falls, not just the annual average.
Air quality in Petatlán is worst in May — around 28 µg/m³ PM2.5 (moderate), about 8.1× the cleanest month (February, 3 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) | 5 | 3 | 5 | 12 | 28 | 11 | 13 | 9 | 7 | 6 | 5 | 5 |
| Level | Good | Good | Good | Good | Moderate | Good | Moderate | Good | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 5 | Good |
| Feb | 3 | Good |
| Mar | 5 | Good |
| Apr | 12 | Good |
| May | 28 | Moderate |
| Jun | 11 | Good |
| Jul | 13 | Moderate |
| Aug | 9 | Good |
| Sep | 7 | Good |
| Oct | 6 | Good |
| Nov | 5 | Good |
| Dec | 5 | Good |
Where is Petatlán?
Petatlán sits at 17.5°N, 101.3°W, 39 m above sea level, in Mexico. The nearest listed city is Zihuatanejo, 32 km away.
Topography around Petatlán
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Petatlán.
Within 3 km, the terrain around Petatlán has only modest variations in elevation — a maximum elevation change of 155 m around an average of 39 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,493 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,839 m.
The land around Petatlán is covered by trees (43%) and grassland (26%) within 3 km, trees (54%) within 16 km, and trees (56%) and water (33%) 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 Petatlán (17.5377°, -101.268°, elevation 39 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.