Chetumal in Spring
In spring (March, April and May), Chetumal sees average daytime highs around 30°C and overnight lows near 24°C, with 151 mm of rain over about 30 wet days across the season. It is the 2nd-warmest season and the 3rd-wettest season.
Over the season highs climb from about 29°C in early March to 31°C by late May. The sky is clear or mostly clear about 56% of the time across spring, and the air most often feels oppressive.
Spring is Chetumal's 2nd-best season to visit on our travel score. Chetumal has little temperature swing across the year, so its calendar seasons blur — the season framing matters less here than for a place with four distinct seasons. For the whole year in context, see Chetumal's year-round climate.
- Avg daytime high
- 30°C
- 2nd-warmest season
- Avg overnight low
- 24°C
- Rainfall
- 151 mm
- 30 wet days
- Avg wind
- 15 km/h
- Travel score
- 5.2
- 2nd-best season
- Months
- Mar · Apr · May
Temperature in Chetumal in Spring
Over the season highs climb from about 29°C in early March to 31°C by late May.
A typical spring day in Chetumal reaches about 30°C and drops to 24°C overnight. The warmest of the three months is May, the coolest March.
How spring really feels in Chetumal
Once humidity and wind are folded in, spring brings about 71 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.
Chetumal 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 | 27° / 21° | 52 | 12.3 | 11 | 6.4 |
| Feb | 28° / 22° | 24 | 7.1 | 11.4 | 6.6 |
| Mar | 29° / 23° | 26 | 6.8 | 11.9 | 6.1 |
| Apr | 31° / 25° | 32 | 7.4 | 12.4 | 5.3 |
| May | 31° / 25° | 93 | 15.4 | 12.9 | 4.1 |
| Jun | 31° / 26° | 193 | 21.7 | 13.1 | 3.3 |
| Jul | 31° / 26° | 120 | 21.3 | 13 | 3.4 |
| Aug | 31° / 26° | 158 | 23.2 | 12.6 | 3.2 |
| Sep | 31° / 25° | 186 | 25.1 | 12.1 | 2.9 |
| Oct | 30° / 24° | 190 | 21.9 | 11.6 | 3.7 |
| Nov | 28° / 23° | 96 | 14.7 | 11.1 | 5.2 |
| Dec | 28° / 22° | 55 | 13.2 | 10.9 | 6.2 |
Cloud cover in Spring
The sky is clear or mostly clear about 56% of the time across spring.
Chance of precipitation in Spring
Chetumal gets around 151 mm of rain over 30 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
Most of spring feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 15 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 6.0 kWh/m².
Hazard calendar for Chetumal
In spring, Chetumal overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Chetumal sits in the Atlantic hurricane belt; the season peaks August–October.
Chetumal's rainy season runs May–November, when most of the year's rain falls.
Is spring a good time to visit Chetumal?
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 Chetumal for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Chetumal in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Chetumal sees daytime highs around 30°C and nights near 24°C. Pack light clothes, rain gear and sun protection. About 30 days see rain.
Sea temperature near Chetumal 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 22 km away) is warmest in September at about 30°C and coldest in January near 26°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) | 26 | 26 | 27 | 28 | 29 | 29 | 29 | 30 | 30 | 29 | 28 | 27 |
| Comfort | Warm | Warm | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Warm | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 26 | Warm |
| Feb | 26 | Warm |
| Mar | 27 | Warm |
| Apr | 28 | Warm |
| May | 29 | Tropical |
| Jun | 29 | Tropical |
| Jul | 29 | Tropical |
| Aug | 30 | Tropical |
| Sep | 30 | Tropical |
| Oct | 29 | Tropical |
| Nov | 28 | Warm |
| Dec | 27 | Warm |
UV index in Chetumal 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 Chetumal peaks around April 11 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 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) | 8 | 11 | 12 | 13 | 11 | 13 | 12 | 12 | 12 | 10 | 8 | 7 |
| Level | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 8 | Very high |
| Feb | 11 | Extreme |
| Mar | 12 | Extreme |
| Apr | 13 | Extreme |
| May | 11 | Extreme |
| Jun | 13 | Extreme |
| Jul | 12 | Extreme |
| Aug | 12 | Extreme |
| Sep | 12 | Extreme |
| Oct | 10 | Extreme |
| Nov | 8 | Very high |
| Dec | 7 | Very high |
Air quality in Chetumal 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 Chetumal is worst in June — around 30 µg/m³ PM2.5 (moderate), about 4.5× the cleanest month (December, 7 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) | 7 | 10 | 11 | 19 | 24 | 30 | 29 | 21 | 15 | 10 | 7 | 7 |
| Level | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 7 | Good |
| Feb | 10 | Good |
| Mar | 11 | Good |
| Apr | 19 | Moderate |
| May | 24 | Moderate |
| Jun | 30 | Moderate |
| Jul | 29 | Moderate |
| Aug | 21 | Moderate |
| Sep | 15 | Moderate |
| Oct | 10 | Good |
| Nov | 7 | Good |
| Dec | 7 | Good |
Where is Chetumal?
Chetumal sits at 18.5°N, 88.3°W, 3 m above sea level, in Mexico. The nearest listed city is Bacalar, 20 km away.
Topography around Chetumal
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Chetumal.
Within 3 km, the terrain around Chetumal has only modest variations in elevation — a maximum elevation change of 19 m around an average of 8 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 32 m; within 80 km, only modest variations in elevation — a maximum elevation change of 223 m.
The land around Chetumal is covered by artificial surfaces (66%) and trees (20%) within 3 km, water (42%) and trees (40%) within 16 km, and trees (53%) and water (24%) 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 Chetumal (18.5196°, -88.304°, elevation 3 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.