Mecca in Summer
In summer (June, July and August), Mecca sees average daytime highs around 41°C and overnight lows near 28°C, with 3 mm of rain over about 1 wet days across the season. It is the warmest season of the year and the driest season of the year.
Across summer, daytime highs hold fairly steady around 41°C. The sky is clear or mostly clear about 83% of the time across summer, and the air most often feels dry.
Summer is Mecca's weakest season of the year to visit on our travel score. For the whole year in context, see Mecca's year-round climate.
- Avg daytime high
- 41°C
- warmest season of the year
- Avg overnight low
- 28°C
- Rainfall
- 3 mm
- 1 wet days
- Avg wind
- 12 km/h
- Travel score
- 0.0
- weakest season of the year
- Months
- Jun · Jul · Aug
Temperature in Mecca in Summer
Across summer, daytime highs hold fairly steady around 41°C.
A typical summer day in Mecca reaches about 41°C and drops to 28°C overnight. The warmest of the three months is June, the coolest June.
How summer really feels in Mecca
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.
Mecca 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 | 29° / 18° | 42 | 3.7 | 10.8 | 7.0 |
| Feb | 31° / 19° | 4 | 1 | 11.3 | 6.2 |
| Mar | 34° / 21° | 9 | 1.3 | 11.8 | 4.2 |
| Apr | 37° / 24° | 12 | 2 | 12.5 | 1.9 |
| May | 40° / 27° | 6 | 2.2 | 13 | 0.2 |
| Jun | 42° / 28° | 1 | 0.3 | 13.3 | 0.0 |
| Jul | 41° / 29° | 0 | 0.1 | 13.2 | 0.0 |
| Aug | 41° / 29° | 2 | 0.7 | 12.7 | 0.0 |
| Sep | 40° / 28° | 4 | 1.3 | 12.1 | 0.0 |
| Oct | 38° / 25° | 6 | 2.6 | 11.5 | 1.3 |
| Nov | 34° / 22° | 20 | 2.7 | 11 | 4.2 |
| Dec | 30° / 19° | 24 | 2.9 | 10.7 | 6.1 |
Cloud cover in Summer
The sky is clear or mostly clear about 83% of the time across summer.
Chance of precipitation in Summer
Mecca gets around 3 mm of rain over 1 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 12 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 13 h 12 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 7.1 kWh/m².
Hazard calendar for Mecca
In summer, Mecca overlaps its dust season. The full year is below, with each hazard's peak months called out.
Mecca sees seasonal dust haze (April–September), heaviest in June.
Is summer a good time to visit Mecca?
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 Mecca.
What to pack for Mecca in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Mecca sees daytime highs around 41°C and nights near 28°C. Pack light clothes and sun protection.
UV index in Mecca 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 Mecca peaks around April 20 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 at about 5 (moderate).
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 | 9 | 10 | 11 | 11 | 11 | 11 | 10 | 10 | 9 | 6 | 4 |
| Level | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Extreme | Very high | High | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 7 | Very high |
| Feb | 9 | Very high |
| Mar | 10 | Extreme |
| Apr | 11 | Extreme |
| May | 11 | Extreme |
| Jun | 11 | Extreme |
| Jul | 11 | Extreme |
| Aug | 10 | Very high |
| Sep | 10 | Extreme |
| Oct | 9 | Very high |
| Nov | 6 | High |
| Dec | 4 | Moderate |
Air quality in Mecca 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 Mecca is worst in March — around 56 µg/m³ PM2.5 (unhealthy), and holds fairly steady the rest of the year.
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 46 | 49 | 56 | 55 | 48 | 47 | 39 | 42 | 44 | 40 | 35 | 45 |
| Level | Poor | Poor | Unhealthy | Unhealthy | Poor | Poor | Poor | Poor | Poor | Poor | Moderate | Poor |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 46 | Poor |
| Feb | 49 | Poor |
| Mar | 56 | Unhealthy |
| Apr | 55 | Unhealthy |
| May | 48 | Poor |
| Jun | 47 | Poor |
| Jul | 39 | Poor |
| Aug | 42 | Poor |
| Sep | 44 | Poor |
| Oct | 40 | Poor |
| Nov | 35 | Moderate |
| Dec | 45 | Poor |
Where is Mecca?
Mecca sits at 21.4°N, 39.8°E, 333 m above sea level, in Saudi Arabia. The nearest listed city is Al Jumūm, 25 km away.
Topography around Mecca
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Mecca.
Within 3 km, the terrain around Mecca has significant variations in elevation — a maximum elevation change of 328 m around an average of 336 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 778 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,588 m.
The land around Mecca is covered by artificial surfaces (53%) and bare terrain (46%) within 3 km, bare terrain (76%) and artificial surfaces (22%) within 16 km, and bare terrain (85%) within 80 km.
Saudi Arabia travel facts
- Travel advisory
- Level 3
- Reconsider Travel
- Power plugs
- Type G
- 230 V · 60 Hz
- Prices
- ≈ 47% of US
- price level, 2025
- GDP per capita
- $34,537
- 2025
- Happiness
- 6.8 / 10
- World Happiness, 2025
- Homicide rate
- 0.9
- per 100k, 2019
- Road deaths
- 35.9
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- Very low
- EF EPI 404
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 Mecca (21.4266°, 39.8256°, elevation 333 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.