Bandar-e Deylam in Spring
In spring (March, April and May), Bandar-e Deylam sees average daytime highs around 30°C and overnight lows near 20°C, with 48 mm of rain over about 6 wet days across the season. It is the 3rd-warmest season and the 3rd-wettest season.
Over the season highs climb from about 23°C in early March to 39°C by late May. The sky is clear or mostly clear about 68% of the time across spring, and the air most often feels dry.
Spring is Bandar-e Deylam's 2nd-best season to visit on our travel score. For the whole year in context, see Bandar-e Deylam's year-round climate.
- Avg daytime high
- 30°C
- 3rd-warmest season
- Avg overnight low
- 20°C
- Rainfall
- 48 mm
- 6 wet days
- Avg wind
- 14 km/h
- Travel score
- 5.7
- 2nd-best season
- Months
- Mar · Apr · May
Temperature in Bandar-e Deylam in Spring
Over the season highs climb from about 23°C in early March to 39°C by late May.
A typical spring day in Bandar-e Deylam reaches about 30°C and drops to 20°C overnight. The warmest of the three months is May, the coolest March.
How spring really feels in Bandar-e Deylam
Once humidity and wind are folded in, spring brings about 37 days that feel above 32°C and 0 that feel at or below 0°C.
The story in spring is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Bandar-e Deylam weather by month
How the three spring months (March, April and May) 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 | 18° / 10° | 74 | 7 | 10.3 | 6.8 |
| Feb | 20° / 12° | 38 | 4.8 | 10.9 | 7.5 |
| Mar | 24° / 15° | 34 | 4.3 | 11.8 | 8.3 |
| Apr | 30° / 20° | 10 | 1.9 | 12.7 | 6.3 |
| May | 36° / 25° | 4 | 0.3 | 13.5 | 2.4 |
| Jun | 40° / 29° | 0 | 0 | 13.9 | 0.0 |
| Jul | 41° / 30° | 0 | 0 | 13.7 | 0.0 |
| Aug | 41° / 30° | 0 | 0 | 13.1 | 0.0 |
| Sep | 38° / 27° | 0 | 0 | 12.2 | 1.2 |
| Oct | 34° / 22° | 2 | 0.5 | 11.3 | 4.2 |
| Nov | 26° / 16° | 58 | 4.2 | 10.5 | 7.7 |
| Dec | 20° / 12° | 89 | 6.4 | 10.1 | 7.4 |
Cloud cover in Spring
The sky is clear or mostly clear about 68% of the time across spring.
Chance of precipitation in Spring
Bandar-e Deylam gets around 48 mm of rain over 6 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
Most of spring feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 14 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 11 h 18 min in early March to 13 h 48 min by late May. The lit band spans sunrise to sunset each day.
Solar energy in Spring
Average shortwave solar energy reaching the ground each day across spring, about 6.6 kWh/m².
Hazard calendar for Bandar-e Deylam
In spring, Bandar-e Deylam overlaps its dust season. The full year is below, with each hazard's peak months called out.
Bandar-e Deylam sees seasonal dust haze (March–May), heaviest in April.
Is spring a good time to visit Bandar-e Deylam?
Our two travel scores rate spring for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
spring is a reasonable time to visit Bandar-e Deylam for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Bandar-e Deylam in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Bandar-e Deylam sees daytime highs around 30°C and nights near 20°C. Pack light clothes and sun protection. About 6 days see rain.
Sea temperature near Bandar-e Deylam in Spring
The nearest coast averages about 22°C across spring — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in August at about 33°C and coldest in February near 16°C.
It's comfortable for a long swim from Apr 1 to Dec 14 — about 8.5 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 17 | 16 | 18 | 22 | 26 | 29 | 31 | 33 | 32 | 29 | 24 | 20 |
| Comfort | Cool | Cool | Cool | Refreshing | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Warm | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 17 | Cool |
| Feb | 16 | Cool |
| Mar | 18 | Cool |
| Apr | 22 | Refreshing |
| May | 26 | Warm |
| Jun | 29 | Tropical |
| Jul | 31 | Tropical |
| Aug | 33 | Tropical |
| Sep | 32 | Tropical |
| Oct | 29 | Tropical |
| Nov | 24 | Warm |
| Dec | 20 | Cool |
UV index in Bandar-e Deylam in Spring
Clear-sky midday UV across spring averages around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Bandar-e Deylam peaks around August 10 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 3 (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) | 3 | 5 | 6 | 6 | 7 | 9 | 9 | 9 | 6 | 6 | 4 | 3 |
| Level | Moderate | Moderate | High | High | High | Very high | Very high | Very high | High | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 3 | Moderate |
| Feb | 5 | Moderate |
| Mar | 6 | High |
| Apr | 6 | High |
| May | 7 | High |
| Jun | 9 | Very high |
| Jul | 9 | Very high |
| Aug | 9 | Very high |
| Sep | 6 | High |
| Oct | 6 | High |
| Nov | 4 | Moderate |
| Dec | 3 | Moderate |
Air quality in Bandar-e Deylam in Spring
Average fine-particle pollution (PM2.5) through the year — so you can see where spring falls, not just the annual average.
Air quality in Bandar-e Deylam is worst in May — around 43 µg/m³ PM2.5 (poor), 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) | 36 | 38 | 41 | 41 | 43 | 37 | 41 | 40 | 37 | 36 | 32 | 32 |
| Level | Poor | Poor | Poor | Poor | Poor | Poor | Poor | Poor | Poor | Poor | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 36 | Poor |
| Feb | 38 | Poor |
| Mar | 41 | Poor |
| Apr | 41 | Poor |
| May | 43 | Poor |
| Jun | 37 | Poor |
| Jul | 41 | Poor |
| Aug | 40 | Poor |
| Sep | 37 | Poor |
| Oct | 36 | Poor |
| Nov | 32 | Moderate |
| Dec | 32 | Moderate |
Where is Bandar-e Deylam?
Bandar-e Deylam sits at 30.1°N, 50.2°E, 5 m above sea level, in Iran. The nearest listed city is Hendījān, 48 km away.
Topography around Bandar-e Deylam
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Bandar-e Deylam.
Within 3 km, the terrain around Bandar-e Deylam has only modest variations in elevation — a maximum elevation change of 11 m around an average of 2 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 102 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,180 m.
The land around Bandar-e Deylam is covered by bare terrain (58%) and water (26%) within 3 km, water (41%) and bare terrain (36%) within 16 km, and grassland (36%), water (30%) and bare terrain (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 Bandar-e Deylam (30.0542°, 50.159°, 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.