Maḩallāt weather in September

In September, Maḩallāt sees average daytime highs of 30°C and overnight lows near 15°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 32°C in the first days to 27°C by the end. The sky is clear or mostly clear about 94% of the time in September, and the air most often feels dry.

Daylight stretches from about 12 h 42 min at the start of September to 11 h 42 min by month's end. Set against the rest of the year, September is Maḩallāt's 1st-clearest and 8th-windiest month. For the whole year in context, see Maḩallāt's year-round climate.

Daytime high
30°
4th warmest
Overnight low
15°
9th coldest
Rainfall
1 mm
0.2 wet days
Daylight
12 h 12 min
5:56 AM – 6:09 PM
Cloud cover
10%
1st clearest
Wind
7 km/h
8th windiest
Solar energy
6.29 kWh/m²
Travel score
6.9
out of 10

Maḩallāt is city in Markazi 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 32°C in the first days to 27°C by the end.

A typical September day in Maḩallāt reaches about 30°C in the afternoon and slips back to 15°C overnight — a 15°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 33°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)
13317
23217
33217
43217
53217
63217
73216
83216
93116
103116
113116
123116
133116
143115
153015
163015
173015
183015
193015
202914
212914
222914
232914
242814
252814
262813
272813
282713
292713
302713

How September really feels in Maḩallāt

Once humidity and wind are folded in, September averages 5 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
5
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.

Maḩallāt 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
Jan / -4°2564.1101.0
Feb10° / -1°256.3310.72.4
Mar15° / 377.31.311.74.8
Apr20° / 3170.212.86.9
May26° / 14°164.8013.77.7
Jun32° / 19°20.7014.25.1
Jul35° / 21°10.20143.3
Aug34° / 19°00.1013.34.0
Sep30° / 15°10.2012.26.9
Oct23° / 10°102.8011.18.4
Nov14° / 234.90.710.25.0
Dec10° / -1°245.82.49.82.4

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 94% of the time in September, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 4% 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
15991
16991
17991
18991
19991
20991
21982
22982
23982
24982
25982
26973
27964
28964
29964
30955

Chance of precipitation in September

Any precipitation

Maḩallāt 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
70
80
91
101
111
121
131
141
151
161
171
181
191
201
211
221
231
241
251
261
271
281
291
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 (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100

Wind in September

Winds average 7 km/h in September.

Across September, daily wind ranges from about 7 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
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 42 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 60 minutes over September. Sunrise moves from 5:46 AM to 6:06 AM, and sunset from 6:30 PM to 5:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.75:466:30
212.75:466:29
312.75:476:27
412.65:486:26
512.65:496:25
612.65:496:23
712.55:506:22
812.55:516:20
912.55:516:19
1012.45:526:17
1112.45:536:16
1212.45:536:15
1312.35:546:13
1412.35:556:12
1512.25:566:10
1612.25:566:09
1712.25:576:07
1812.15:586:06
1912.15:586:04
2012.15:596:03
2112.06:006:01
2212.06:016:00
2312.06:015:59
2411.96:025:57
2511.96:035:56
2611.86:035:54
2711.86:045:53
2811.86:055:51
2911.76:065:50
3011.76:065:49

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.29 kWh/m².

For context, solar energy here swings from a low near 2.99 kWh/m² to a high of 7.89 kWh/m² in June across the year — September's 6.29 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
116.5Intense
126.4Intense
136.4Intense
146.3Intense
156.3Intense
166.3Intense
176.2Intense
186.2Intense
196.1Intense
206.1Intense
216.1Intense
226.0Intense
236.0Bright
245.9Bright
255.9Bright
265.8Bright
275.8Bright
285.8Bright
295.7Bright
305.7Bright
Planning a trip in September

Is September a good time to visit Maḩallāt?

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

6.9
Sightseeing
3rd-best month of the year
9.0
Beach & pool
1st-best month of the year

September is a reasonable time to visit Maḩallāt for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Maḩallāt in September

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

In September, Maḩallāt sees daytime highs around 30°C and nights near 15°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Maḩallāt in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Maḩallāt peaks around July 20 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 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 highHighModerateJul 20UV 11Jan 10UV 3
UV index (midday)Level
Jan3Moderate
Feb5High
Mar6High
Apr7Very high
May10Extreme
Jun10Extreme
Jul12Extreme
Aug11Extreme
Sep8Very high
Oct7High
Nov4Moderate
Dec3Moderate

Air quality in Maḩallāt 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 Maḩallāt is worst in April — around 39 µg/m³ PM2.5 (poor), about 1.6× the cleanest month (August, 25 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateApr 1939 µg/m³Aug 1825 µg/m³
PM2.5 (µg/m³)Level
Jan26Moderate
Feb30Moderate
Mar34Moderate
Apr39Poor
May37Poor
Jun29Moderate
Jul31Moderate
Aug25Moderate
Sep29Moderate
Oct28Moderate
Nov27Moderate
Dec26Moderate
Location & terrain

Where is Maḩallāt?

Maḩallāt sits at 33.9°N, 50.5°E, 1,751 m above sea level, in Iran. The nearest listed city is Delījān, 23 km away.

Topography around Maḩallāt

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

Within 3 km, the terrain around Maḩallāt has significant variations in elevation — a maximum elevation change of 559 m around an average of 1,788 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,336 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,637 m.

The land around Maḩallāt is covered by bare terrain (63%) within 3 km, bare terrain (77%) within 16 km, and bare terrain (70%) within 80 km.

3 km
559 m
16 km
1,336 m
80 km
2,637 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
September weather nearby: Delījān 23 km · Khomeyn 46 km · Golpāyegān 53 km · Arāk 73 km · Karahrūd 76 km · Khānsār 78 km · Shahrak-e Pardīsān 79 km · Qom 90 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 Maḩallāt (33.9111°, 50.4532°, elevation 1,751 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).