Mariel in Spring
In spring (March, April and May), Mariel sees average daytime highs around 28°C and overnight lows near 22°C, with 139 mm of rain over about 19 wet days across the season. It is the 3rd-warmest season and the 3rd-wettest season.
Over the season highs climb from about 27°C in early March to 30°C by late May. The sky is clear or mostly clear about 59% of the time across spring, and the air most often feels muggy.
Spring is Mariel's 2nd-best season to visit on our travel score. For the whole year in context, see Mariel's year-round climate.
- Avg daytime high
- 28°C
- 3rd-warmest season
- Avg overnight low
- 22°C
- Rainfall
- 139 mm
- 19 wet days
- Avg wind
- 15 km/h
- Travel score
- 6.7
- 2nd-best season
- Months
- Mar · Apr · May
Temperature in Mariel in Spring
Over the season highs climb from about 27°C in early March to 30°C by late May.
A typical spring day in Mariel reaches about 28°C and drops to 22°C overnight. The warmest of the three months is May, the coolest March.
How spring really feels in Mariel
Once humidity and wind are folded in, spring brings about 15 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.
Mariel 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 | 25° / 20° | 35 | 5.3 | 10.7 | 7.8 |
| Feb | 26° / 20° | 28 | 4.2 | 11.2 | 8.0 |
| Mar | 27° / 21° | 22 | 4.1 | 11.8 | 7.8 |
| Apr | 29° / 22° | 30 | 4.6 | 12.5 | 6.8 |
| May | 30° / 24° | 88 | 10.4 | 13.1 | 5.4 |
| Jun | 30° / 25° | 127 | 17 | 13.4 | 4.0 |
| Jul | 31° / 26° | 76 | 16.5 | 13.3 | 3.9 |
| Aug | 31° / 26° | 100 | 17.5 | 12.8 | 3.7 |
| Sep | 30° / 25° | 127 | 19.2 | 12.1 | 3.8 |
| Oct | 29° / 24° | 92 | 13.7 | 11.5 | 5.1 |
| Nov | 27° / 22° | 36 | 7.2 | 10.9 | 7.1 |
| Dec | 26° / 21° | 27 | 5 | 10.6 | 7.7 |
Cloud cover in Spring
The sky is clear or mostly clear about 59% of the time across spring.
Chance of precipitation in Spring
Mariel gets around 139 mm of rain over 19 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 15 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 11 h 30 min in early March to 13 h 18 min 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 6.3 kWh/m².
Hazard calendar for Mariel
In spring, Mariel overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Mariel sits in the Atlantic hurricane belt; the season peaks August–October.
Mariel's rainy season runs May–October, when most of the year's rain falls.
Is spring a good time to visit Mariel?
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 Mariel for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Mariel in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Mariel sees daytime highs around 28°C and nights near 22°C. Pack light clothes and sun protection. Worth having: rain gear. About 19 days see rain.
Sea temperature near Mariel in Spring
The nearest coast averages about 27°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 19 km away) is warmest in August at about 30°C and coldest in February 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 | 26 | 27 | 27 | 28 | 29 | 30 | 29 | 29 | 28 | 27 |
| Comfort | Warm | Warm | Warm | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Warm | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 26 | Warm |
| Feb | 26 | Warm |
| Mar | 26 | Warm |
| Apr | 27 | Warm |
| May | 27 | Warm |
| Jun | 28 | Tropical |
| Jul | 29 | Tropical |
| Aug | 30 | Tropical |
| Sep | 29 | Tropical |
| Oct | 29 | Tropical |
| Nov | 28 | Warm |
| Dec | 27 | Warm |
UV index in Mariel in Spring
Clear-sky midday UV across spring averages around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Mariel peaks around June 20 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 6 (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) | 7 | 8 | 10 | 11 | 11 | 12 | 12 | 11 | 11 | 9 | 6 | 6 |
| Level | High | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | High | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 7 | High |
| Feb | 8 | Very high |
| Mar | 10 | Extreme |
| Apr | 11 | Extreme |
| May | 11 | Extreme |
| Jun | 12 | Extreme |
| Jul | 12 | Extreme |
| Aug | 11 | Extreme |
| Sep | 11 | Extreme |
| Oct | 9 | Very high |
| Nov | 6 | High |
| Dec | 6 | High |
Air quality in Mariel 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 Mariel is worst in July — around 21 µg/m³ PM2.5 (moderate), about 2.8× the cleanest month (November, 8 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 | 11 | 12 | 13 | 21 | 21 | 19 | 14 | 11 | 8 | 8 |
| Level | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 9 | Good |
| Feb | 9 | Good |
| Mar | 11 | Good |
| Apr | 12 | Moderate |
| May | 13 | Moderate |
| Jun | 21 | Moderate |
| Jul | 21 | Moderate |
| Aug | 19 | Moderate |
| Sep | 14 | Moderate |
| Oct | 11 | Good |
| Nov | 8 | Good |
| Dec | 8 | Good |
Where is Mariel?
Mariel sits at 23.0°N, 82.8°W, 16 m above sea level, in Cuba. The nearest listed city is Guanajay, 10 km away.
Topography around Mariel
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Mariel.
Within 3 km, the terrain around Mariel has only modest variations in elevation — a maximum elevation change of 95 m around an average of 27 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 257 m; within 80 km, large variations in elevation — a maximum elevation change of 654 m.
The land around Mariel is covered by trees (27%), grassland (27%) and water (22%) within 3 km, water (36%), trees (31%) and grassland (24%) within 16 km, and water (55%) and trees (22%) within 80 km.
Cuba travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type A / B / C / L
- 110 V · 60 Hz
- Prices
- ≈ 39% of US
- price level, 2011
- GDP per capita
- $9,605
- 2020
- Happiness
- 5.4 / 10
- World Happiness, 2011
- Homicide rate
- 4.5
- per 100k, 2019
- Road deaths
- 8.9
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Moderate
- EF EPI 515
- 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 Mariel (22.9898°, -82.7542°, elevation 16 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.