Altamira in Summer
In summer (June, July and August), Altamira sees average daytime highs around 31°C and overnight lows near 25°C, with 348 mm of rain over about 53 wet days across the season. It is the warmest season of the year and the wettest season of the year.
Across summer, daytime highs hold fairly steady around 31°C. The sky is clear or mostly clear about 50% of the time across summer, and the air most often feels miserable.
Summer is Altamira's weakest season of the year to visit on our travel score. For the whole year in context, see Altamira's year-round climate.
- Avg daytime high
- 31°C
- warmest season of the year
- Avg overnight low
- 25°C
- Rainfall
- 348 mm
- 53 wet days
- Avg wind
- 10 km/h
- Travel score
- 3.8
- weakest season of the year
- Months
- Jun · Jul · Aug
Temperature in Altamira in Summer
Across summer, daytime highs hold fairly steady around 31°C.
A typical summer day in Altamira reaches about 31°C and drops to 25°C overnight. The warmest of the three months is June, the coolest July.
How summer really feels in Altamira
Once humidity and wind are folded in, summer brings about 92 days that feel above 32°C and 0 that feel at or below 0°C.
The story in summer is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Altamira weather by month
How the three summer months (June, July and August) 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 | 23° / 17° | 34 | 6.8 | 10.8 | 7.3 |
| Feb | 24° / 18° | 22 | 4.2 | 11.2 | 7.8 |
| Mar | 26° / 20° | 25 | 5 | 11.8 | 7.5 |
| Apr | 29° / 22° | 29 | 4.7 | 12.5 | 6.4 |
| May | 31° / 24° | 41 | 8.7 | 13.1 | 5.1 |
| Jun | 31° / 25° | 116 | 17 | 13.3 | 3.9 |
| Jul | 31° / 25° | 122 | 18.3 | 13.2 | 3.8 |
| Aug | 31° / 25° | 110 | 18.1 | 12.8 | 3.7 |
| Sep | 30° / 25° | 173 | 20.3 | 12.1 | 3.7 |
| Oct | 29° / 23° | 99 | 12.5 | 11.5 | 5.6 |
| Nov | 26° / 20° | 44 | 7.8 | 10.9 | 7.1 |
| Dec | 24° / 17° | 25 | 5.8 | 10.7 | 7.6 |
Cloud cover in Summer
The sky is clear or mostly clear about 50% of the time across summer.
Chance of precipitation in Summer
Altamira gets around 348 mm of rain over 53 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 10 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 13 h 18 min in early June to 12 h 30 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 6.1 kWh/m².
Hazard calendar for Altamira
In summer, Altamira overlaps its atlantic hurricane and rainy season season. The full year is below, with each hazard's peak months called out.
Altamira sits in the Atlantic hurricane belt; the season peaks August–October.
Altamira's rainy season runs June–October, when most of the year's rain falls.
Is summer a good time to visit Altamira?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a weaker month for outdoor sightseeing in Altamira.
What to pack for Altamira in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Altamira sees daytime highs around 31°C and nights near 25°C. Pack light clothes, rain gear and sun protection. About 53 days see rain.
Sea temperature near Altamira in Summer
The nearest coast averages about 29°C across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 32 km away) is warmest in September at about 29°C and coldest in February near 22°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) | 22 | 22 | 23 | 25 | 27 | 28 | 29 | 29 | 29 | 28 | 26 | 24 |
| Comfort | Refreshing | Refreshing | Refreshing | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Warm | Refreshing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 22 | Refreshing |
| Feb | 22 | Refreshing |
| Mar | 23 | Refreshing |
| Apr | 25 | Warm |
| May | 27 | Warm |
| Jun | 28 | Tropical |
| Jul | 29 | Tropical |
| Aug | 29 | Tropical |
| Sep | 29 | Tropical |
| Oct | 28 | Tropical |
| Nov | 26 | Warm |
| Dec | 24 | Refreshing |
UV index in Altamira in Summer
Clear-sky midday UV across summer 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 Altamira peaks around April 15 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 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) | 6 | 8 | 9 | 12 | 8 | 12 | 10 | 12 | 10 | 9 | 7 | 6 |
| Level | High | Very high | Very high | Extreme | Very high | Extreme | Very high | Extreme | Very high | Very high | High | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 6 | High |
| Feb | 8 | Very high |
| Mar | 9 | Very high |
| Apr | 12 | Extreme |
| May | 8 | Very high |
| Jun | 12 | Extreme |
| Jul | 10 | Very high |
| Aug | 12 | Extreme |
| Sep | 10 | Very high |
| Oct | 9 | Very high |
| Nov | 7 | High |
| Dec | 6 | High |
Air quality in Altamira in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Altamira is worst in May — around 27 µg/m³ PM2.5 (moderate), about 2.7× the cleanest month (November, 10 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) | 11 | 13 | 15 | 20 | 27 | 23 | 24 | 18 | 15 | 11 | 10 | 13 |
| Level | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 11 | Good |
| Feb | 13 | Moderate |
| Mar | 15 | Moderate |
| Apr | 20 | Moderate |
| May | 27 | Moderate |
| Jun | 23 | Moderate |
| Jul | 24 | Moderate |
| Aug | 18 | Moderate |
| Sep | 15 | Moderate |
| Oct | 11 | Good |
| Nov | 10 | Good |
| Dec | 13 | Moderate |
Where is Altamira?
Altamira sits at 22.4°N, 97.9°W, 15 m above sea level, in Mexico. The nearest listed city is Miramar, 5.0 km away.
Topography around Altamira
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Altamira.
Within 3 km, the terrain around Altamira has only modest variations in elevation — a maximum elevation change of 31 m around an average of 9 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 90 m; within 80 km, large variations in elevation — a maximum elevation change of 904 m.
The land around Altamira is covered by artificial surfaces (32%) and water (23%) within 3 km, water (33%) and grassland (26%) within 16 km, and grassland (35%) and water (31%) 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 Altamira (22.3931°, -97.9386°, elevation 15 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.