Fasā in Spring
In spring (March, April and May), Fasā sees average daytime highs around 23°C and overnight lows near 12°C, with 65 mm of rain over about 10 wet days across the season. It is the 3rd-warmest season and the 2nd-wettest season.
Over the season highs climb from about 16°C in early March to 32°C by late May. The sky is clear or mostly clear about 64% of the time across spring, and the air most often feels dry.
Spring is Fasā's 2nd-best season to visit on our travel score. For the whole year in context, see Fasā's year-round climate.
- Avg daytime high
- 23°C
- 3rd-warmest season
- Avg overnight low
- 12°C
- Rainfall
- 65 mm
- 10 wet days
- Avg wind
- 7 km/h
- Travel score
- 7.2
- 2nd-best season
- Months
- Mar · Apr · May
Temperature in Fasā in Spring
Over the season highs climb from about 16°C in early March to 32°C by late May.
A typical spring day in Fasā reaches about 23°C and drops to 12°C overnight. The warmest of the three months is May, the coolest March.
How spring really feels in Fasā
Once humidity and wind are folded in, spring brings about 4 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.
Fasā 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 | 11° / 2° | 51 | 5.7 | 1.5 | 10.4 | 3.4 |
| Feb | 14° / 4° | 45 | 5.1 | 0.4 | 11 | 4.6 |
| Mar | 17° / 7° | 47 | 5.8 | 0 | 11.8 | 6.6 |
| Apr | 23° / 12° | 15 | 3.2 | 0 | 12.7 | 8.1 |
| May | 30° / 17° | 3 | 0.9 | 0 | 13.4 | 6.8 |
| Jun | 34° / 21° | 0 | 0.1 | 0 | 13.8 | 3.9 |
| Jul | 36° / 24° | 1 | 0.3 | 0 | 13.7 | 2.9 |
| Aug | 35° / 22° | 2 | 0.5 | 0 | 13 | 3.6 |
| Sep | 31° / 18° | 0 | 0.1 | 0 | 12.2 | 5.9 |
| Oct | 26° / 13° | 1 | 0.3 | 0 | 11.3 | 8.9 |
| Nov | 19° / 7° | 13 | 2.2 | 0 | 10.6 | 7.5 |
| Dec | 14° / 4° | 36 | 3.2 | 0.3 | 10.2 | 5.0 |
Cloud cover in Spring
The sky is clear or mostly clear about 64% of the time across spring.
Chance of precipitation in Spring
Fasā gets around 65 mm of rain over 10 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 18 min in early March to 13 h 42 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 6.9 kWh/m².
Is spring a good time to visit Fasā?
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 one of the better times to visit Fasā for general sightseeing.
What to pack for Fasā in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Fasā sees daytime highs around 23°C and nights near 12°C. Pack light clothes and sun protection. Worth having: a warm layer. About 10 days see rain.
UV index in Fasā in Spring
Clear-sky midday UV across spring averages around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Fasā peaks around June 18 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 4 (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) | 4 | 7 | 8 | 8 | 11 | 12 | 11 | 11 | 10 | 8 | 6 | 4 |
| Level | Moderate | Very high | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | High | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 4 | Moderate |
| Feb | 7 | Very high |
| Mar | 8 | Very high |
| Apr | 8 | Very high |
| May | 11 | Extreme |
| Jun | 12 | Extreme |
| Jul | 11 | Extreme |
| Aug | 11 | Extreme |
| Sep | 10 | Extreme |
| Oct | 8 | Very high |
| Nov | 6 | High |
| Dec | 4 | Moderate |
Air quality in Fasā 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 Fasā is worst in April — around 35 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (November, 17 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 | 26 | 30 | 35 | 32 | 23 | 29 | 21 | 22 | 20 | 17 | 19 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 21 | Moderate |
| Feb | 26 | Moderate |
| Mar | 30 | Moderate |
| Apr | 35 | Moderate |
| May | 32 | Moderate |
| Jun | 23 | Moderate |
| Jul | 29 | Moderate |
| Aug | 21 | Moderate |
| Sep | 22 | Moderate |
| Oct | 20 | Moderate |
| Nov | 17 | Moderate |
| Dec | 19 | Moderate |
Where is Fasā?
Fasā sits at 28.9°N, 53.6°E, 1,366 m above sea level, in Iran. The nearest listed city is Estahbān, 44 km away.
Topography around Fasā
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Fasā.
Within 3 km, the terrain around Fasā has only modest variations in elevation — a maximum elevation change of 81 m around an average of 1,370 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,180 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,504 m.
The land around Fasā is covered by artificial surfaces (39%), cropland (35%) and bare terrain (20%) within 3 km, bare terrain (59%) and grassland (22%) within 16 km, and bare terrain (64%) 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 Fasā (28.9383°, 53.6482°, elevation 1,366 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.