Ḩasanābād weather in September

In September, Ḩasanābād sees average daytime highs of 34°C and overnight lows near 20°C, with 1 mm of rain across 0.3 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 11th-wettest month of the year here.

Highs ease over the month, from about 37°C in the first days to 32°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 Ḩasanābād's 2nd-clearest and 7th-windiest month. For the whole year in context, see Ḩasanābād's year-round climate.

Daytime high
34°
4th warmest
Overnight low
20°
9th coldest
Rainfall
1 mm
0.3 wet days
Daylight
12 h 12 min
5:53 AM – 6:06 PM
Cloud cover
6%
2nd clearest
Wind
10 km/h
7th windiest
Solar energy
6.05 kWh/m²
Travel score
3.9
out of 10

Ḩasanābād is city in Tehran 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 37°C in the first days to 32°C by the end.

A typical September day in Ḩasanābād reaches about 34°C in the afternoon and slips back to 20°C overnight — a 15°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 38°C. Set against its neighbours, September runs about 5°C cooler than August and about 8°C warmer than October.

10°20°30°40°151015202530
Avg high (°C)Avg low (°C)
13723
23722
33722
43722
53722
63622
73622
83621
93621
103621
113521
123521
133520
143520
153520
163420
173420
183419
193419
203419
213319
223319
233318
243318
253218
263218
273218
283217
293117
303117

How September really feels in Ḩasanābād

Once humidity and wind are folded in, September averages 26 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
26
heat index over the day's high
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.

Ḩasanābād weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan10° / 214.61.69.93.0
Feb13° / 194.7110.74.5
Mar19° / 295.70.311.76.9
Apr25° / 13°255.7012.97.6
May31° / 19°112.7013.85.2
Jun38° / 24°20.7014.31.6
Jul40° / 26°10.2014.10.0
Aug39° / 25°10.2013.30.8
Sep34° / 20°10.3012.23.9
Oct27° / 14°71.9011.18.0
Nov18° / 2040.110.16.6
Dec12° / 194.30.59.73.6

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%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
18991
19991
20991
21991
22991
23991
24973
25973
26973
27973
28973
29964
30964

Chance of precipitation in September

Any precipitation

Ḩasanābād gets around 1 mm of rain over 0.3 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
152
162
172
182
192
202
211
221
231
241
251
261
271
281
291
301

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
15991
16991
17991
18991
19991
20991
21991
22991
23991
24991
25991
261000
271000
281000
291000
301000

Wind in September

Winds average 10 km/h in September.

Across September, daily wind ranges from about 9 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
299calm
309calm

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 5:41 AM to 6:04 AM, and sunset from 6:28 PM to 5:45 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.85:416:28
212.75:426:27
312.75:436:25
412.75:446:24
512.65:446:22
612.65:456:21
712.65:466:19
812.55:476:18
912.55:476:17
1012.45:486:15
1112.45:496:14
1212.45:506:12
1312.35:506:11
1412.35:516:09
1512.35:526:07
1612.25:536:06
1712.25:546:04
1812.15:546:03
1912.15:556:01
2012.15:566:00
2112.05:575:58
2212.05:575:57
2312.05:585:55
2411.95:595:54
2511.96:005:52
2611.86:015:51
2711.86:015:49
2811.86:025:48
2911.76:035:46
3011.76:045:45

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.05 kWh/m².

For context, solar energy here swings from a low near 2.73 kWh/m² to a high of 7.87 kWh/m² in June across the year — September's 6.05 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.7Intense
26.6Intense
36.6Intense
46.5Intense
56.5Intense
66.5Intense
76.4Intense
86.4Intense
96.3Intense
106.3Intense
116.2Intense
126.2Intense
136.2Intense
146.1Intense
156.1Intense
166.0Intense
176.0Bright
185.9Bright
195.9Bright
205.8Bright
215.8Bright
225.8Bright
235.7Bright
245.7Bright
255.6Bright
265.6Bright
275.5Bright
285.5Bright
295.4Bright
305.4Bright
Planning a trip in September

Is September a good time to visit Ḩasanābād?

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

3.9
Sightseeing
7th-best month of the year
7.5
Beach & pool
3rd-best month of the year

September is a weaker month for outdoor sightseeing in Ḩasanābād. The water and warmth also suit a beach or pool day.

What to pack for Ḩasanābād in September

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

In September, Ḩasanābād sees daytime highs around 34°C and nights near 20°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Ḩasanābād in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ḩasanābād peaks around July 18 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJul 18UV 10Jan 1UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar5Moderate
Apr7Very high
May9Very high
Jun9Very high
Jul10Extreme
Aug9Very high
Sep7Very high
Oct6High
Nov3Moderate
Dec3Moderate

Air quality in Ḩasanābād 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 Ḩasanābād is worst in December — around 211 µg/m³ PM2.5 (very unhealthy), about 4.0× the cleanest month (July, 53 µg/m³).

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

0306090120150180210240JanFebMarAprMayJunJulAugSepOctNovDecVery unhealthyUnhealthyUnhealthyVery unhealthyDec 22210 µg/m³Jul 2054 µg/m³
PM2.5 (µg/m³)Level
Jan204Very unhealthy
Feb172Very unhealthy
Mar124Unhealthy
Apr110Unhealthy
May88Unhealthy
Jun66Unhealthy
Jul53Poor
Aug58Unhealthy
Sep80Unhealthy
Oct117Unhealthy
Nov174Very unhealthy
Dec211Very unhealthy
Location & terrain

Where is Ḩasanābād?

Ḩasanābād sits at 35.4°N, 51.2°E, 965 m above sea level, in Iran. The nearest listed city is Ṣāleḥīeh, 16 km away.

Topography around Ḩasanābād

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

Within 3 km, the terrain around Ḩasanābād has only modest variations in elevation — a maximum elevation change of 59 m around an average of 965 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 511 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,378 m.

The land around Ḩasanābād is covered by bare terrain (42%), artificial surfaces (35%) and cropland (20%) within 3 km, bare terrain (73%) within 16 km, and bare terrain (60%) within 80 km.

3 km
59 m
16 km
511 m
80 km
3,378 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
September weather nearby: Ṣāleḥīeh 16 km · Nasirshahr 16 km · Golestān 17 km · Robāţ Karīm 19 km · Eslamshahr 21 km · Khabarābād 21 km · Ovrīn 22 km · Nasīm Shahr 23 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 Ḩasanābād (35.3673°, 51.235°, elevation 965 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).