Jask in Summer
In summer (June, July and August), Jask sees average daytime highs around 35°C and overnight lows near 30°C, with 12 mm of rain over about 0 wet days across the season. It is the warmest season of the year and the 3rd-wettest season.
Over the season highs ease from about 36°C in early June to 34°C by late August. The sky is clear or mostly clear about 91% of the time across summer, and the air most often feels miserable.
Summer is Jask's weakest season of the year to visit on our travel score. For the whole year in context, see Jask's year-round climate.
- Avg daytime high
- 35°C
- warmest season of the year
- Avg overnight low
- 30°C
- Rainfall
- 12 mm
- 0 wet days
- Avg wind
- 14 km/h
- Travel score
- 3.2
- weakest season of the year
- Months
- Jun · Jul · Aug
Temperature in Jask in Summer
Over the season highs ease from about 36°C in early June to 34°C by late August.
A typical summer day in Jask reaches about 35°C and drops to 30°C overnight. The warmest of the three months is June, the coolest August.
How summer really feels in Jask
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.
Jask 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° | 31 | 3.1 | 10.6 | 8.6 |
| Feb | 24° / 18° | 12 | 2.1 | 11.1 | 8.9 |
| Mar | 27° / 21° | 19 | 1.9 | 11.8 | 8.3 |
| Apr | 31° / 24° | 3 | 0.5 | 12.6 | 6.1 |
| May | 35° / 28° | 0 | 0 | 13.2 | 3.6 |
| Jun | 36° / 30° | 10 | 0.1 | 13.6 | 2.7 |
| Jul | 35° / 31° | 3 | 0.2 | 13.4 | 3.1 |
| Aug | 35° / 30° | 0 | 0 | 12.9 | 3.8 |
| Sep | 34° / 28° | 0 | 0 | 12.2 | 4.4 |
| Oct | 33° / 26° | 1 | 0.1 | 11.4 | 5.3 |
| Nov | 29° / 22° | 6 | 1 | 10.7 | 7.8 |
| Dec | 25° / 19° | 16 | 1.9 | 10.4 | 8.9 |
Cloud cover in Summer
The sky is clear or mostly clear about 91% of the time across summer.
Chance of precipitation in Summer
Jask gets around 12 mm of rain over 0 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 14 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 13 h 30 min in early June to 12 h 36 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 7.0 kWh/m².
Hazard calendar for Jask
In summer, Jask overlaps its cyclone and dust season. The full year is below, with each hazard's peak months called out.
Jask sits in the North Indian Ocean cyclone zone; the season peaks May and October–November.
Jask sees seasonal dust haze (March–August), heaviest in July.
Is summer a good time to visit Jask?
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 Jask. The water and warmth also suit a beach or pool day.
What to pack for Jask in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Jask sees daytime highs around 35°C and nights near 30°C. Pack light clothes and sun protection.
Sea temperature near Jask in Summer
The nearest coast averages about 32°C across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in July at about 32°C and coldest in February near 23°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) | 24 | 23 | 24 | 26 | 29 | 31 | 32 | 32 | 31 | 29 | 27 | 25 |
| Comfort | Refreshing | Refreshing | Refreshing | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Warm | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 24 | Refreshing |
| Feb | 23 | Refreshing |
| Mar | 24 | Refreshing |
| Apr | 26 | Warm |
| May | 29 | Tropical |
| Jun | 31 | Tropical |
| Jul | 32 | Tropical |
| Aug | 32 | Tropical |
| Sep | 31 | Tropical |
| Oct | 29 | Tropical |
| Nov | 27 | Warm |
| Dec | 25 | Warm |
UV index in Jask in Summer
Clear-sky midday UV across summer averages around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Jask peaks around June 12 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 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) | 5 | 8 | 9 | 8 | 10 | 11 | 9 | 9 | 9 | 7 | 5 | 5 |
| Level | High | Very high | Very high | Very high | Extreme | Extreme | Very high | Very high | Very high | Very high | High | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 5 | High |
| Feb | 8 | Very high |
| Mar | 9 | Very high |
| Apr | 8 | Very high |
| May | 10 | Extreme |
| Jun | 11 | Extreme |
| Jul | 9 | Very high |
| Aug | 9 | Very high |
| Sep | 9 | Very high |
| Oct | 7 | Very high |
| Nov | 5 | High |
| Dec | 5 | Moderate |
Air quality in Jask 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 Jask is worst in July — around 65 µg/m³ PM2.5 (unhealthy), about 4.0× the cleanest month (December, 16 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) | 21 | 24 | 25 | 29 | 40 | 50 | 65 | 56 | 32 | 25 | 20 | 16 |
| Level | Moderate | Moderate | Moderate | Moderate | Poor | Poor | Unhealthy | Unhealthy | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 21 | Moderate |
| Feb | 24 | Moderate |
| Mar | 25 | Moderate |
| Apr | 29 | Moderate |
| May | 40 | Poor |
| Jun | 50 | Poor |
| Jul | 65 | Unhealthy |
| Aug | 56 | Unhealthy |
| Sep | 32 | Moderate |
| Oct | 25 | Moderate |
| Nov | 20 | Moderate |
| Dec | 16 | Moderate |
Where is Jask?
Jask sits at 25.6°N, 57.8°E, 5 m above sea level, in Iran. The nearest listed city is Khor Fakkan, 148 km away.
Topography around Jask
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Jask.
Within 3 km, the terrain around Jask has only modest variations in elevation — a maximum elevation change of 11 m around an average of 1 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 183 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,619 m.
The land around Jask is covered by water (77%) within 3 km, water (77%) and bare terrain (21%) within 16 km, and bare terrain (58%) and water (42%) within 80 km.
Iran travel facts
- Travel advisory
- Level 4
- Do Not Travel
- Power plugs
- Type C / F
- 220 V · 50 Hz
- Prices
- ≈ 352% of US
- price level, 2025
- GDP per capita
- $3,924
- 2025
- Happiness
- 5.2 / 10
- World Happiness, 2025
- Safe drinking water
- 94%
- of population, 2024
- Homicide rate
- 2.4
- per 100k, 2014
- Road deaths
- 21.5
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Low
- EF EPI 492
- 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 Jask (25.6453°, 57.7755°, elevation 5 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.