Rasht in Summer
In summer (June, July and August), Rasht sees average daytime highs around 28°C and overnight lows near 20°C, with 263 mm of rain over about 27 wet days across the season. It is the warmest season of the year and the 3rd-wettest season.
Over the season highs climb from about 25°C in early June to 28°C by late August. The sky is clear or mostly clear about 50% of the time across summer, and the air most often feels muggy.
Summer is Rasht's best season of the year to visit on our travel score. For the whole year in context, see Rasht's year-round climate.
- Avg daytime high
- 28°C
- warmest season of the year
- Avg overnight low
- 20°C
- Rainfall
- 263 mm
- 27 wet days
- Avg wind
- 6 km/h
- Travel score
- 6.3
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Rasht in Summer
Over the season highs climb from about 25°C in early June to 28°C by late August.
A typical summer day in Rasht reaches about 28°C and drops to 20°C overnight. The warmest of the three months is July, the coolest June.
Rasht 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 | 11° / 3° | 125 | 12.6 | 2.3 | 9.7 | 2.6 |
| Feb | 11° / 3° | 122 | 12.4 | 3.2 | 10.6 | 2.7 |
| Mar | 15° / 6° | 118 | 14.4 | 0.9 | 11.7 | 3.9 |
| Apr | 18° / 10° | 88 | 12.9 | 0 | 12.9 | 5.4 |
| May | 23° / 15° | 56 | 9.5 | 0 | 14 | 6.8 |
| Jun | 27° / 19° | 71 | 8 | 0 | 14.5 | 7.1 |
| Jul | 29° / 21° | 82 | 8.5 | 0 | 14.3 | 6.0 |
| Aug | 29° / 21° | 109 | 10.6 | 0 | 13.4 | 5.7 |
| Sep | 25° / 18° | 189 | 14.4 | 0 | 12.3 | 6.0 |
| Oct | 22° / 14° | 222 | 15.4 | 0 | 11 | 5.8 |
| Nov | 17° / 9° | 201 | 14.1 | 0.4 | 10 | 4.7 |
| Dec | 13° / 5° | 136 | 12.3 | 1 | 9.5 | 3.4 |
Cloud cover in Summer
The sky is clear or mostly clear about 50% of the time across summer.
Chance of precipitation in Summer
Rasht gets around 263 mm of rain over 27 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 6 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 5.9 kWh/m².
Is summer a good time to visit Rasht?
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 reasonable time to visit Rasht for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Rasht in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Rasht sees daytime highs around 28°C and nights near 20°C. Pack light clothes and sun protection. Worth having: rain gear. About 27 days see rain.
Sea temperature near Rasht in Summer
The nearest coast averages about 26°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 39 km away) is warmest in August at about 28°C and coldest in February near 10°C.
It's comfortable for a long swim from May 22 to Nov 3 — about 5.5 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 12 | 10 | 11 | 13 | 19 | 24 | 27 | 28 | 26 | 23 | 18 | 15 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Cool | Warm | Warm | Warm | Warm | Refreshing | Cool | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 12 | Bracing |
| Feb | 10 | Bracing |
| Mar | 11 | Bracing |
| Apr | 13 | Bracing |
| May | 19 | Cool |
| Jun | 24 | Warm |
| Jul | 27 | Warm |
| Aug | 28 | Warm |
| Sep | 26 | Warm |
| Oct | 23 | Refreshing |
| Nov | 18 | Cool |
| Dec | 15 | Bracing |
UV index in Rasht 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 Rasht peaks around July 18 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 12 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 | 8 | 8 | 9 | 8 | 6 | 5 | 3 | 2 |
| Level | Low | Moderate | Moderate | High | Very high | Very high | Very high | Very high | High | Moderate | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Low |
| Feb | 4 | Moderate |
| Mar | 4 | Moderate |
| Apr | 6 | High |
| May | 8 | Very high |
| Jun | 8 | Very high |
| Jul | 9 | Very high |
| Aug | 8 | Very high |
| Sep | 6 | High |
| Oct | 5 | Moderate |
| Nov | 3 | Moderate |
| Dec | 2 | Moderate |
Air quality in Rasht 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 Rasht is worst in March — around 26 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (July, 14 µg/m³).
Seasonal pattern from CAMS reanalysis, scaled to Rasht's WHO annual average of 20.5 µg/m³.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 20 | 21 | 26 | 22 | 21 | 16 | 14 | 19 | 24 | 22 | 21 | 19 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 20 | Moderate |
| Feb | 21 | Moderate |
| Mar | 26 | Moderate |
| Apr | 22 | Moderate |
| May | 21 | Moderate |
| Jun | 16 | Moderate |
| Jul | 14 | Moderate |
| Aug | 19 | Moderate |
| Sep | 24 | Moderate |
| Oct | 22 | Moderate |
| Nov | 21 | Moderate |
| Dec | 19 | Moderate |
Where is Rasht?
Rasht sits at 37.3°N, 49.6°E, 4 m above sea level, in Iran. The nearest listed city is Khomām, 14 km away.
Topography around Rasht
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Rasht.
Within 3 km, the terrain around Rasht has only modest variations in elevation — a maximum elevation change of 26 m around an average of -1 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 375 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,110 m.
The land around Rasht is covered by artificial surfaces (89%) within 3 km, cropland (50%) and trees (24%) within 16 km, and water (34%), trees (27%) and grassland (23%) 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 Rasht (37.2761°, 49.5886°, elevation 4 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.