Sarpol-e Z̄ahāb weather in September

In September, Sarpol-e Z̄ahāb sees average daytime highs of 37°C and overnight lows near 21°C, with 1 mm of rain across 0.2 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 10th-wettest month of the year here.

Highs ease over the month, from about 39°C in the first days to 34°C by the end. The sky is clear or mostly clear about 97% of the time in September, and the air most often feels dry.

Daylight stretches from about 12 h 48 min at the start of September to 11 h 42 min by month's end. Set against the rest of the year, September is Sarpol-e Z̄ahāb's 3rd-clearest and 7th-windiest month. For the whole year in context, see Sarpol-e Z̄ahāb's year-round climate.

Daytime high
37°
4th warmest
Overnight low
21°
9th coldest
Rainfall
1 mm
0.2 wet days
Daylight
12 h 12 min
6:15 AM – 6:27 PM
Cloud cover
4%
3rd clearest
Wind
8 km/h
7th windiest
Solar energy
6.24 kWh/m²
Travel score
2.2
out of 10

Sarpol-e Z̄ahāb is city in Kermanshah Province, Iran.

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 39°C in the first days to 34°C by the end.

A typical September day in Sarpol-e Z̄ahāb reaches about 37°C in the afternoon and slips back to 21°C overnight — a 16°C spread between the day's warmth and the night's chill. On most days the high lands between 34°C and 40°C. Set against its neighbours, September runs about 4°C cooler than August and about 7°C warmer than October.

10°20°30°40°151015202530
Avg high (°C)Avg low (°C)
14023
23923
33923
43923
53922
63922
73922
83822
93822
103822
113821
123821
133721
143721
153721
163721
173720
183620
193620
203620
213620
223620
233519
243519
253519
263519
273519
283419
293419
303418

How September really feels in Sarpol-e Z̄ahāb

Once humidity and wind are folded in, September averages 30 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
30
4 feel dangerously hot (≥ 39°C)
Days feeling ≤ C
0
wind chill below the day's low

The story in September is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Sarpol-e Z̄ahāb weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan13° / 959.91.5103.8
Feb15° / 809.5110.74.5
Mar19° / 799.10.411.76.5
Apr25° / 13°537.1012.87.5
May32° / 18°152.8013.85.1
Jun38° / 23°10.1014.31.4
Jul41° / 26°00.1014.10.0
Aug41° / 25°00.1013.30.0
Sep37° / 21°10.2012.22.2
Oct30° / 16°222.9011.16.2
Nov21° / 606.6010.27.3
Dec15° / 798.50.39.75.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 97% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 2% of September, with mostly cloudy or overcast conditions the remaining 1%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
10991
11991
12991
13991
14991
151000
161000
171000
181000
191000
201000
21991
22991
23982
24982
25982
26982
27982
28973
29973
30964

Chance of precipitation in September

Any precipitation

Sarpol-e Z̄ahāb gets around 1 mm of rain over 0.2 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 1% and peaks near 2% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
11
21
31
41
51
61
71
81
91
101
111
121
131
141
151
161
171
181
191
201
211
221
231
241
251
261
271
282
292
302

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September 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%151015202530
Dry (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
27991
28991
29991
30991

Wind in September

Winds average 8 km/h in September.

Across September, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 48 min at the start of September to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over September. Sunrise moves from 6:04 AM to 6:25 AM, and sunset from 6:49 PM to 6:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.86:046:49
212.76:046:48
312.76:056:46
412.66:066:45
512.66:066:43
612.66:076:42
712.56:086:40
812.56:096:39
912.56:096:38
1012.46:106:36
1112.46:116:35
1212.46:126:33
1312.36:126:32
1412.36:136:30
1512.26:146:29
1612.26:156:27
1712.26:156:26
1812.16:166:24
1912.16:176:23
2012.16:176:21
2112.06:186:20
2212.06:196:18
2312.06:206:17
2411.96:206:15
2511.96:216:14
2611.86:226:13
2711.86:236:11
2811.86:236:10
2911.76:246:08
3011.76:256:07

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.24 kWh/m².

For context, solar energy here swings from a low near 2.67 kWh/m² to a high of 8 kWh/m² in June across the year — September's 6.24 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.8Intense
26.8Intense
36.8Intense
46.7Intense
56.7Intense
66.7Intense
76.6Intense
86.6Intense
96.5Intense
106.5Intense
116.4Intense
126.4Intense
136.3Intense
146.3Intense
156.3Intense
166.2Intense
176.2Intense
186.1Intense
196.1Intense
206.0Intense
216.0Bright
225.9Bright
235.9Bright
245.8Bright
255.8Bright
265.7Bright
275.7Bright
285.6Bright
295.6Bright
305.5Bright
Planning a trip in September

Hazard calendar for Sarpol-e Z̄ahāb

In seasonPeak

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

Sarpol-e Z̄ahāb sees seasonal dust haze (April–May), heaviest in May.

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

Is September a good time to visit Sarpol-e Z̄ahāb?

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

2.2
Sightseeing
9th-best month of the year
5.9
Beach & pool
4th-best month of the year

September is a weaker month for outdoor sightseeing in Sarpol-e Z̄ahāb.

What to pack for Sarpol-e Z̄ahāb in September

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

In September, Sarpol-e Z̄ahāb sees daytime highs around 37°C and nights near 21°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Sarpol-e Z̄ahāb in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks 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 Sarpol-e Z̄ahāb peaks around June 14 at about 10 (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 — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highVery highHighModerateJun 14UV 10Jan 11UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5Moderate
Apr7High
May9Very high
Jun10Extreme
Jul8Very high
Aug10Extreme
Sep8Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Sarpol-e Z̄ahāb in September

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Sarpol-e Z̄ahāb is worst in May — around 43 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateMay 1343 µg/m³Nov 2331 µg/m³
PM2.5 (µg/m³)Level
Jan33Moderate
Feb35Moderate
Mar41Poor
Apr41Poor
May43Poor
Jun39Poor
Jul36Poor
Aug35Poor
Sep34Moderate
Oct35Poor
Nov31Moderate
Dec31Moderate
Location & terrain

Where is Sarpol-e Z̄ahāb?

Sarpol-e Z̄ahāb sits at 34.5°N, 45.9°E, 547 m above sea level, in Iran. The nearest listed city is Qaşr-e Shīrīn, 27 km away.

Topography around Sarpol-e Z̄ahāb

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Sarpol-e Z̄ahāb.

Within 3 km, the terrain around Sarpol-e Z̄ahāb has significant variations in elevation — a maximum elevation change of 267 m around an average of 571 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,773 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,959 m.

The land around Sarpol-e Z̄ahāb is covered by cropland (55%) and grassland (20%) within 3 km, grassland (58%) and cropland (28%) within 16 km, and grassland (60%) and cropland (23%) within 80 km.

3 km
267 m
16 km
1,773 m
80 km
2,959 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Qaşr-e Shīrīn 27 km · Khānaqīn 45 km · Kelar 53 km · Javānrūd 69 km · Eslāmābād-e Gharb 73 km · Ravānsar 78 km · Pāveh 79 km · Halabja 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
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 Sarpol-e Z̄ahāb (34.4611°, 45.8626°, elevation 547 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).