Sirjan in Fall
In fall (September, October and November), Sirjan sees average daytime highs around 24°C and overnight lows near 11°C, with 13 mm of rain over about 3 wet days across the season. It is the 2nd-warmest season and the 3rd-wettest season.
Over the season highs ease from about 32°C in early September to 15°C by late November. The sky is clear or mostly clear about 85% of the time across fall, and the air most often feels dry.
Fall is Sirjan's best season of the year to visit on our travel score. For the whole year in context, see Sirjan's year-round climate.
- Avg daytime high
- 24°C
- 2nd-warmest season
- Avg overnight low
- 11°C
- Rainfall
- 13 mm
- 3 wet days
- Avg wind
- 10 km/h
- Travel score
- 7.8
- best season of the year
- Months
- Sep · Oct · Nov
Temperature in Sirjan in Fall
Over the season highs ease from about 32°C in early September to 15°C by late November.
A typical fall day in Sirjan reaches about 24°C and drops to 11°C overnight. The warmest of the three months is September, the coolest November.
How fall really feels in Sirjan
Once humidity and wind are folded in, fall brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
fall sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Sirjan weather by month
How the three fall months (September, October and November) 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° / -0° | 36 | 6 | 2 | 10.3 | 3.1 |
| Feb | 13° / 2° | 40 | 5.7 | 1.1 | 10.9 | 4.3 |
| Mar | 17° / 5° | 36 | 6.4 | 0.1 | 11.8 | 6.2 |
| Apr | 22° / 10° | 14 | 3.2 | 0 | 12.7 | 8.1 |
| May | 28° / 16° | 3 | 1 | 0 | 13.5 | 7.6 |
| Jun | 33° / 20° | 1 | 0.1 | 0 | 13.9 | 4.8 |
| Jul | 34° / 22° | 1 | 0.3 | 0 | 13.7 | 3.7 |
| Aug | 33° / 20° | 2 | 0.7 | 0 | 13.1 | 4.7 |
| Sep | 30° / 16° | 0 | 0 | 0 | 12.2 | 7.0 |
| Oct | 24° / 11° | 2 | 0.3 | 0 | 11.3 | 9.3 |
| Nov | 18° / 5° | 11 | 2.2 | 0.1 | 10.5 | 7.1 |
| Dec | 13° / 1° | 26 | 3.5 | 0.6 | 10.1 | 4.6 |
Cloud cover in Fall
The sky is clear or mostly clear about 85% of the time across fall.
Chance of precipitation in Fall
Sirjan gets around 13 mm of rain over 3 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 10 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 12 h 36 min in early September to 10 h 18 min by late November. The lit band spans sunrise to sunset each day.
Solar energy in Fall
Average shortwave solar energy reaching the ground each day across fall, about 5.5 kWh/m².
Is fall a good time to visit Sirjan?
Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
fall is one of the better times to visit Sirjan for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Sirjan in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Sirjan sees daytime highs around 24°C and nights near 11°C. Pack light clothes and sun protection. Worth having: a warm layer.
UV index in Sirjan in Fall
Clear-sky midday UV across fall averages around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Sirjan peaks around June 18 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 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 | 9 | 8 | 11 | 12 | 11 | 11 | 10 | 8 | 5 | 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 | 9 | 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 | 5 | High |
| Dec | 4 | Moderate |
Air quality in Sirjan in Fall
Average fine-particle pollution (PM2.5) through the year — so you can see where fall falls, not just the annual average.
Air quality in Sirjan is worst in April — around 35 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (November, 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) | 19 | 25 | 29 | 35 | 33 | 27 | 34 | 27 | 25 | 21 | 15 | 17 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 19 | Moderate |
| Feb | 25 | Moderate |
| Mar | 29 | Moderate |
| Apr | 35 | Moderate |
| May | 33 | Moderate |
| Jun | 27 | Moderate |
| Jul | 34 | Moderate |
| Aug | 27 | Moderate |
| Sep | 25 | Moderate |
| Oct | 21 | Moderate |
| Nov | 15 | Moderate |
| Dec | 17 | Moderate |
Where is Sirjan?
Sirjan sits at 29.5°N, 55.7°E, 1,744 m above sea level, in Iran. The nearest listed city is Najafshahr, 8.0 km away.
Topography around Sirjan
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Sirjan.
Within 3 km, the terrain around Sirjan has only modest variations in elevation — a maximum elevation change of 48 m around an average of 1,743 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 467 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,192 m.
The land around Sirjan is covered by artificial surfaces (69%) and bare terrain (23%) within 3 km, bare terrain (77%) within 16 km, and bare terrain (88%) 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 Sirjan (29.4514°, 55.6809°, elevation 1,744 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.