Khalkhāl in Spring
In spring (March, April and May), Khalkhāl sees average daytime highs around 14°C and overnight lows near 4°C, with 236 mm of precipitation over about 41 wet days across the season. It is the 3rd-warmest season and the wettest season of the year.
Over the season highs climb from about 6°C in early March to 22°C by late May. The sky is clear or mostly clear about 34% of the time across spring, and the air most often feels dry.
Spring is Khalkhāl's 3rd-best season to visit on our travel score. For the whole year in context, see Khalkhāl's year-round climate.
- Avg daytime high
- 14°C
- 3rd-warmest season
- Avg overnight low
- 4°C
- Precipitation
- 236 mm
- 41 wet days
- Avg wind
- 7 km/h
- Travel score
- 3.6
- 3rd-best season
- Months
- Mar · Apr · May
Temperature in Khalkhāl in Spring
Over the season highs climb from about 6°C in early March to 22°C by late May.
A typical spring day in Khalkhāl reaches about 14°C and drops to 4°C overnight. The warmest of the three months is May, the coolest March.
How spring really feels in Khalkhāl
Once humidity and wind are folded in, spring brings about 0 days that feel above 32°C and 36 that feel at or below 0°C.
The story in spring is cold — wind chill drags the overnight "feels like" below the raw low.
Khalkhāl 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 | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 1° / -7° | 56 | 8.9 | 9.1 | 9.7 | 0.0 |
| Feb | 3° / -5° | 65 | 10.3 | 9.6 | 10.5 | 0.0 |
| Mar | 8° / -1° | 82 | 13.3 | 9.7 | 11.7 | 1.3 |
| Apr | 14° / 4° | 89 | 14.2 | 3.2 | 12.9 | 3.8 |
| May | 19° / 8° | 65 | 13.8 | 0.3 | 14 | 5.8 |
| Jun | 24° / 12° | 30 | 8.3 | 0 | 14.5 | 7.7 |
| Jul | 26° / 14° | 19 | 4.8 | 0 | 14.3 | 8.1 |
| Aug | 26° / 14° | 16 | 5 | 0 | 13.4 | 8.0 |
| Sep | 23° / 11° | 35 | 9 | 0 | 12.3 | 7.3 |
| Oct | 17° / 6° | 64 | 10.2 | 1.3 | 11 | 5.6 |
| Nov | 9° / 0° | 78 | 10.4 | 6 | 10 | 1.7 |
| Dec | 3° / -5° | 56 | 8.8 | 8.4 | 9.4 | 0.0 |
Cloud cover in Spring
The sky is clear or mostly clear about 34% of the time across spring.
Chance of precipitation in Spring
Khalkhāl gets around 236 mm of rain and snow over 41 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 7 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 11 h 06 min in early March to 14 h 24 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 5.8 kWh/m².
Is spring a good time to visit Khalkhāl?
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 weaker month for outdoor sightseeing in Khalkhāl.
What to pack for Khalkhāl in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Khalkhāl sees daytime highs around 14°C and nights near 4°C. Pack a warm layer, rain gear and sun protection. About 41 days see rain.
Sea temperature near Khalkhāl in Spring
The nearest coast averages about 14°C across spring — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 52 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 4 — 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 | 10 | 13 | 19 | 24 | 27 | 28 | 26 | 23 | 18 | 14 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Cool | Warm | Warm | Warm | Warm | Refreshing | Cool | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 12 | Bracing |
| Feb | 10 | Bracing |
| Mar | 10 | 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 | 14 | Bracing |
UV index in Khalkhāl 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 Khalkhāl peaks around July 18 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 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 | 4 | 5 | 7 | 8 | 10 | 11 | 10 | 7 | 5 | 3 | 3 |
| Level | Moderate | Moderate | Moderate | High | Very high | Very high | Extreme | Extreme | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 3 | Moderate |
| Feb | 4 | Moderate |
| Mar | 5 | Moderate |
| Apr | 7 | High |
| May | 8 | Very high |
| Jun | 10 | Very high |
| Jul | 11 | Extreme |
| Aug | 10 | Extreme |
| Sep | 7 | Very high |
| Oct | 5 | High |
| Nov | 3 | Moderate |
| Dec | 3 | Moderate |
Air quality in Khalkhāl 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 Khalkhāl is worst in March — around 25 µg/m³ PM2.5 (moderate), about 1.7× the cleanest month (July, 15 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) | 18 | 19 | 25 | 25 | 23 | 18 | 15 | 18 | 20 | 18 | 17 | 17 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 18 | Moderate |
| Feb | 19 | Moderate |
| Mar | 25 | Moderate |
| Apr | 25 | Moderate |
| May | 23 | Moderate |
| Jun | 18 | Moderate |
| Jul | 15 | Moderate |
| Aug | 18 | Moderate |
| Sep | 20 | Moderate |
| Oct | 18 | Moderate |
| Nov | 17 | Moderate |
| Dec | 17 | Moderate |
Where is Khalkhāl?
Khalkhāl sits at 37.6°N, 48.5°E, 1,795 m above sea level, in Iran. The nearest listed city is Hashtpar, 39 km away.
Topography around Khalkhāl
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Khalkhāl.
Within 3 km, the terrain around Khalkhāl has significant variations in elevation — a maximum elevation change of 278 m around an average of 1,862 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,079 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,325 m.
The land around Khalkhāl is covered by grassland (46%), cropland (28%) and artificial surfaces (20%) within 3 km, grassland (75%) within 16 km, and grassland (47%) and cropland (22%) 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 Khalkhāl (37.6184°, 48.5293°, elevation 1,795 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.