Darreh Shahr weather in October

In October, Darreh Shahr sees average daytime highs of 27°C and overnight lows near 11°C, with 27 mm of rain across 3.1 wet days and about 11.2 hours of daylight. It is the 6th-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 30°C in the first days to 23°C by the end. The sky is clear or mostly clear about 75% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 42 min at the start of October to 10 h 42 min by month's end. Set against the rest of the year, October is Darreh Shahr's 5th-clearest and 9th-windiest month. For the whole year in context, see Darreh Shahr's year-round climate.

Daytime high
27°
6th warmest
Overnight low
11°
7th coldest
Rainfall
27 mm
3.1 wet days
Daylight
11 h 12 min
6:31 AM – 5:40 PM
Cloud cover
23%
5th clearest
Wind
6 km/h
9th windiest
Solar energy
4.87 kWh/m²
Travel score
7.7
out of 10

Darreh Shahr is city in Ilam Province, Iran.

Density
8,184/km²
people per km²
Founded
1964

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 30°C in the first days to 23°C by the end.

A typical October day in Darreh Shahr reaches about 27°C in the afternoon and slips back to 11°C overnight — a 15°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 30°C. Set against its neighbours, October runs about 7°C cooler than September and about 9°C warmer than November.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
13113
23113
33013
43013
53013
63013
72913
82912
92912
102912
112812
122812
132812
142812
152711
162711
172711
182611
192611
202611
212511
222511
232510
242410
252410
262410
272310
282310
292310
30229
31229

How October really feels in Darreh Shahr

Once humidity and wind are folded in, October averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

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

October sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Darreh Shahr weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan11° / 939.62.310.12.6
Feb13° / 799.4110.83.6
Mar17° / 928.70.111.75.7
Apr22° / 10°687.6012.87.3
May29° / 14°163.2013.76.6
Jun36° / 18°00.1014.12.9
Jul39° / 21°000140.8
Aug39° / 20°00013.21.0
Sep34° / 16°10.1012.24.1
Oct27° / 11°273.1011.27.7
Nov18° / 737.2010.36.3
Dec13° / 878.50.69.83.7

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 75% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 9% of October, with mostly cloudy or overcast conditions the remaining 16%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1964
2964
3955
4946
5946
6937
7928
8919
99010
109010
118812
128812
138713
148614
158614
168515
178416
188317
198218
208119
218119
227921
237822
247723
257723
267624
277426
287426
297327
307228
317228

Chance of precipitation in October

Any precipitation

Darreh Shahr gets around 27 mm of rain over 3.1 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 10% and peaks near 24% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
12
22
32
42
52
63
73
83
94
104
115
125
136
146
157
168
179
1810
1911
2012
2114
2215
2316
2417
2518
2620
2721
2822
2923
3024
3124

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
19991
20991
21991
22991
23991
24991
25991
26991
27991
28991
29991
30991
31991

Wind in October

Winds average 6 km/h in October.

Across October, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 42 min at the start of October to 10 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 60 minutes over October. Sunrise moves from 6:19 AM to 6:43 AM, and sunset from 6:00 PM to 5:25 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.76:196:00
211.66:205:58
311.66:215:57
411.66:215:56
511.56:225:54
611.56:235:53
711.56:245:52
811.46:245:50
911.46:255:49
1011.46:265:48
1111.36:275:47
1211.36:275:45
1311.36:285:44
1411.26:295:43
1511.26:305:42
1611.26:315:40
1711.16:315:39
1811.16:325:38
1911.16:335:37
2011.06:345:36
2111.06:355:35
2211.06:365:34
2310.96:365:33
2410.96:375:31
2510.96:385:30
2610.86:395:29
2710.86:405:28
2810.86:415:27
2910.76:425:27
3010.76:425:26
3110.76:435:25

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 4.87 kWh/m².

For context, solar energy here swings from a low near 2.81 kWh/m² to a high of 8.06 kWh/m² in June across the year — October's 4.87 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.6Bright
35.6Bright
45.5Bright
55.5Bright
65.4Bright
75.4Bright
85.3Bright
95.3Bright
105.2Bright
115.2Bright
125.1Bright
135.1Bright
145.0Bright
155.0Bright
164.9Bright
174.8Bright
184.8Bright
194.7Bright
204.7Bright
214.6Bright
224.5Bright
234.5Bright
244.4Bright
254.3Bright
264.3Bright
274.2Bright
284.2Bright
294.1Bright
304.1Bright
314.0Bright
Planning a trip in October

Hazard calendar for Darreh Shahr

In seasonPeak

None of Darreh Shahr's seasonal hazards are active in October. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Darreh Shahr's rainy season runs November–April, when most of the year's rain falls.

Darreh Shahr sees seasonal dust haze (March–May), heaviest in May.

Rainy season
Dust
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is October a good time to visit Darreh Shahr?

Our two travel scores rate October for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

7.7
Sightseeing
1st-best month of the year
7.9
Beach & pool
2nd-best month of the year

October is one of the better times to visit Darreh Shahr for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Darreh Shahr in October

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

In October, Darreh Shahr sees daytime highs around 27°C and nights near 11°C. Worth packing: light clothes and sun protection. About 3 days see rain.

light clothessun protection

UV index in Darreh Shahr in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks 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 Darreh Shahr peaks around June 17 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 13 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 highHighModerateJun 17UV 10Jan 13UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5High
Apr7High
May10Very high
Jun11Extreme
Jul10Very high
Aug10Very high
Sep7Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Darreh Shahr in October

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Darreh Shahr is worst in April — around 42 µg/m³ PM2.5 (poor), about 1.7× the cleanest month (November, 26 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateApr 2142 µg/m³Nov 2326 µg/m³
PM2.5 (µg/m³)Level
Jan27Moderate
Feb32Moderate
Mar39Poor
Apr42Poor
May41Poor
Jun35Poor
Jul35Poor
Aug33Moderate
Sep32Moderate
Oct30Moderate
Nov26Moderate
Dec26Moderate
Location & terrain

Where is Darreh Shahr?

Darreh Shahr sits at 33.1°N, 47.4°E, 667 m above sea level, in Iran. The nearest listed city is Ābdānān, 17 km away.

ĪlāmAleshtar

Topography around Darreh Shahr

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

Within 3 km, the terrain around Darreh Shahr has significant variations in elevation — a maximum elevation change of 318 m around an average of 686 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,666 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,732 m.

The land around Darreh Shahr is covered by cropland (42%) and grassland (39%) within 3 km, grassland (62%) and cropland (22%) within 16 km, and grassland (63%) and bare terrain (21%) within 80 km.

3 km
318 m
16 km
1,666 m
80 km
2,732 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
October weather nearby: Ābdānān 17 km · Poldokhtar 31 km · Kūhdasht 48 km · Dehlorān 51 km · Khorramabad 98 km · ‘Alī al Gharbī 100 km · Īlām 104 km · Aleshtar 114 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 Darreh Shahr (33.1445°, 47.3799°, elevation 667 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. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).