Arāk in Fall

In fall (September, October and November), Arāk sees average daytime highs around 21°C and overnight lows near 8°C, with 45 mm of precipitation over about 10 wet days across the season. It is the 2nd-warmest season and the 3rd-wettest season.

Over the season highs ease from about 31°C in early September to 10°C by late November. The sky is clear or mostly clear about 69% of the time across fall, and the air most often feels dry.

Fall is Arāk's best season of the year to visit on our travel score. For the whole year in context, see Arāk's year-round climate.

Avg daytime high
21°C
2nd-warmest season
Avg overnight low
8°C
Precipitation
45 mm
10 wet days
Avg wind
7 km/h
Travel score
6.6
best season of the year
Months
Sep · Oct · Nov

Temperature in Arāk in Fall

Average highAverage lowShaded bands: 10–90% of days

Over the season highs ease from about 31°C in early September to 10°C by late November.

A typical fall day in Arāk reaches about 21°C and drops to 8°C overnight. The warmest of the three months is September, the coolest November.

10°20°30°SepOctNov

How fall really feels in Arāk

Once humidity and wind are folded in, fall brings about 0 days that feel above 32°C and 18 that feel at or below 0°C.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
18
wind chill below the day's low

The story in fall is cold — wind chill drags the overnight "feels like" below the raw low.

Arāk 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.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -6°326.55.5100.1
Feb / -4°336.54.510.71.1
Mar12° / 498.22.911.73.5
Apr17° / 4490.312.85.7
May23° / 11°246.4013.77.6
Jun30° / 16°41.1014.26.6
Jul33° / 19°10.40144.4
Aug33° / 18°10.2013.35.0
Sep28° / 13°10.4012.27.9
Oct21° / 143.8011.18.0
Nov13° / 306.1110.24.0
Dec / -3°316.33.89.81.3

Cloud cover in Fall

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 69% of the time across fall.

0%25%50%75%100%SepOctNov

Chance of precipitation in Fall

Any precipitationSnow

Arāk gets around 45 mm of rain and snow over 10 wet days across fall. The line is the day-by-day chance of measurable precipitation.

0%10%20%30%SepOctNov

Humidity in Fall

DryComfortableHumidMuggyOppressiveMiserable

Most of fall feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

0%25%50%75%100%SepOctNov

Wind in Fall

Winds average 7 km/h across fall.

0246810SepOctNov

Sunrise & sunset in Fall

DaylightNight

Daylight runs from about 12 h 42 min in early September to 9 h 54 min by late November. The lit band spans sunrise to sunset each day.

12 AM4 AM8 AM12 PM4 PM8 PM12 AMSepOctNov

Solar energy in Fall

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across fall, about 4.9 kWh/m².

0246SepOctNov
Planning a trip in fall

Is fall a good time to visit Arāk?

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.

6.6
Sightseeing
1st-best month of the year
4.7
Beach & pool
2nd-best month of the year

fall is a reasonable time to visit Arāk for sightseeing.

What to pack for Arāk in Fall

From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In fall, Arāk sees daytime highs around 21°C and nights near 8°C. Pack light clothes and sun protection. Worth having: a warm layer. About 10 days see rain.

light clothessun protectiona warm layer

UV index in Arāk in Fall

LowModerateHighVery highExtreme

Clear-sky midday UV across fall averages around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Arāk peaks around July 20 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 11 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highModerateJul 20UV 12Jan 11UV 3
UV index (midday)Level
Jan3Moderate
Feb5High
Mar6High
Apr7Very high
May10Extreme
Jun10Extreme
Jul12Extreme
Aug11Extreme
Sep8Very high
Oct7High
Nov4Moderate
Dec3Moderate

Air quality in Arāk in Fall

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where fall falls, not just the annual average.

Air quality in Arāk is worst in April — around 26 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (December, 14 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Arāk's WHO annual average of 18.4 µg/m³.

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1826 µg/m³Dec 1314 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb18Moderate
Mar22Moderate
Apr26Moderate
May24Moderate
Jun18Moderate
Jul20Moderate
Aug15Moderate
Sep17Moderate
Oct17Moderate
Nov15Moderate
Dec14Moderate
Location & terrain

Where is Arāk?

Arāk sits at 34.1°N, 49.7°E, 1,738 m above sea level, in Iran. The nearest listed city is Karahrūd, 6.0 km away.

Topography around Arāk

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Arāk.

Within 3 km, the terrain around Arāk has only modest variations in elevation — a maximum elevation change of 193 m around an average of 1,743 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 956 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,066 m.

The land around Arāk is covered by artificial surfaces (80%) within 3 km, cropland (37%), bare terrain (29%) and grassland (23%) within 16 km, and cropland (37%), bare terrain (32%) and grassland (29%) within 80 km.

3 km
193 m
16 km
956 m
80 km
2,066 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
Fall weather nearby: Karahrūd 6.0 km · Mahājerān 25 km · Shāzand 32 km · Khomeyn 62 km · Maḩallāt 73 km · Tafresh 73 km · Aznā 74 km · Alīgūdarz 77 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
Muslim 99%Christian 1%Baha'i 0%agnostic 0%

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 Arāk (34.0949°, 49.6981°, elevation 1,738 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.