Gomīshān in Summer
In summer (June, July and August), Gomīshān sees average daytime highs around 29°C and overnight lows near 26°C, with 63 mm of rain over about 13 wet days across the season. It is the warmest season of the year and the driest season of the year.
Over the season highs climb from about 26°C in early June to 29°C by late August. The sky is clear or mostly clear about 79% of the time across summer, and the air most often feels oppressive.
Summer is Gomīshān's best season of the year to visit on our travel score. For the whole year in context, see Gomīshān's year-round climate.
- Avg daytime high
- 29°C
- warmest season of the year
- Avg overnight low
- 26°C
- Rainfall
- 63 mm
- 13 wet days
- Avg wind
- 14 km/h
- Travel score
- 7.0
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Gomīshān in Summer
Over the season highs climb from about 26°C in early June to 29°C by late August.
A typical summer day in Gomīshān reaches about 29°C and drops to 26°C overnight. The warmest of the three months is August, the coolest June.
How summer really feels in Gomīshān
Once humidity and wind are folded in, summer brings about 51 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.
Gomīshān 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 | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 12° / 8° | 60 | 8.8 | 0.1 | 9.7 | 3.1 |
| Feb | 12° / 8° | 62 | 8.8 | 0.5 | 10.6 | 3.3 |
| Mar | 15° / 11° | 72 | 10.5 | 0 | 11.7 | 4.6 |
| Apr | 20° / 15° | 53 | 8.1 | 0 | 12.9 | 6.6 |
| May | 24° / 20° | 30 | 5.2 | 0 | 14 | 7.9 |
| Jun | 27° / 24° | 20 | 3.7 | 0 | 14.5 | 8.0 |
| Jul | 29° / 26° | 24 | 5.1 | 0 | 14.3 | 6.7 |
| Aug | 30° / 27° | 20 | 4.5 | 0 | 13.4 | 6.3 |
| Sep | 28° / 24° | 48 | 6.9 | 0 | 12.3 | 7.3 |
| Oct | 23° / 19° | 68 | 6.4 | 0 | 11 | 7.8 |
| Nov | 17° / 14° | 82 | 8.7 | 0.2 | 10 | 5.9 |
| Dec | 13° / 10° | 55 | 8 | 0.1 | 9.5 | 4.0 |
Cloud cover in Summer
The sky is clear or mostly clear about 79% of the time across summer.
Chance of precipitation in Summer
Gomīshān gets around 63 mm of rain over 13 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels oppressive — 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 14 h 24 min in early June to 12 h 54 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.
Is summer a good time to visit Gomīshān?
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 one of the better times to visit Gomīshān for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Gomīshān in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Gomīshān sees daytime highs around 29°C and nights near 26°C. Pack light clothes and sun protection. About 13 days see rain.
Sea temperature near Gomīshān in Summer
The nearest coast averages about 27°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 19 km away) is warmest in August at about 29°C and coldest in February near 11°C.
It's comfortable for a long swim from May 13 to Nov 6 — about 5.9 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 12 | 11 | 12 | 16 | 21 | 25 | 28 | 29 | 27 | 23 | 19 | 15 |
| Comfort | Bracing | Bracing | Bracing | Cool | Refreshing | Warm | Warm | Tropical | Warm | Refreshing | Cool | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 12 | Bracing |
| Feb | 11 | Bracing |
| Mar | 12 | Bracing |
| Apr | 16 | Cool |
| May | 21 | Refreshing |
| Jun | 25 | Warm |
| Jul | 28 | Warm |
| Aug | 29 | Tropical |
| Sep | 27 | Warm |
| Oct | 23 | Refreshing |
| Nov | 19 | Cool |
| Dec | 15 | Bracing |
UV index in Gomīshān in Summer
Clear-sky midday UV across summer averages around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Gomīshān peaks around July 18 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 2 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 4 | 4 | 6 | 7 | 7 | 10 | 8 | 6 | 4 | 3 | 2 |
| Level | Moderate | Moderate | Moderate | High | Very high | Very high | Very high | Very high | High | Moderate | Moderate | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Moderate |
| Feb | 4 | Moderate |
| Mar | 4 | Moderate |
| Apr | 6 | High |
| May | 7 | Very high |
| Jun | 7 | Very high |
| Jul | 10 | Very high |
| Aug | 8 | Very high |
| Sep | 6 | High |
| Oct | 4 | Moderate |
| Nov | 3 | Moderate |
| Dec | 2 | Low |
Air quality in Gomīshān 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 Gomīshān is worst in September — around 29 µg/m³ PM2.5 (moderate), 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) | 23 | 23 | 25 | 25 | 22 | 21 | 19 | 22 | 29 | 27 | 25 | 23 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 23 | Moderate |
| Feb | 23 | Moderate |
| Mar | 25 | Moderate |
| Apr | 25 | Moderate |
| May | 22 | Moderate |
| Jun | 21 | Moderate |
| Jul | 19 | Moderate |
| Aug | 22 | Moderate |
| Sep | 29 | Moderate |
| Oct | 27 | Moderate |
| Nov | 25 | Moderate |
| Dec | 23 | Moderate |
Where is Gomīshān?
Gomīshān sits at 37.1°N, 54.1°E, -23 m above sea level, in Iran. The nearest listed city is Sīmīn Shahr, 15 km away.
Topography around Gomīshān
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Gomīshān.
Within 3 km, the terrain around Gomīshān has only modest variations in elevation — a maximum elevation change of 5 m around an average of -25 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 13 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,837 m.
The land around Gomīshān is covered by cropland (49%) and bare terrain (31%) within 3 km, cropland (43%), bare terrain (20%) and water (20%) within 16 km, and water (29%), bare terrain (22%) and cropland (21%) 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 Gomīshān (37.0718°, 54.0765°, elevation -23 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.