Lār weather in September

In September, Lār sees average daytime highs of 36°C and overnight lows near 24°C, with 1 mm of rain across 0.3 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 37°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 36 min at the start of September to 11 h 48 min by month's end. Set against the rest of the year, September is Lār's 2nd-clearest and 7th-windiest month. For the whole year in context, see Lār's year-round climate.

Daytime high
36°
4th warmest
Overnight low
24°
9th coldest
Rainfall
1 mm
0.3 wet days
Daylight
12 h 12 min
5:42 AM – 5:52 PM
Cloud cover
8%
2nd clearest
Wind
5 km/h
7th windiest
Solar energy
6.47 kWh/m²
Travel score
2.9
out of 10

Lār is city in Fars 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 34°C by the end.

A typical September day in Lār reaches about 36°C in the afternoon and slips back to 24°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 34°C and 38°C. Set against its neighbours, September runs about 3°C cooler than August and about 5°C warmer than October.

15°20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13726
23726
33726
43726
53725
63725
73725
83725
93725
103725
113625
123624
133624
143624
153624
163624
173624
183624
193523
203523
213523
223523
233523
243523
253523
263422
273422
283422
293422
303422

How September really feels in Lār

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
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.

Lār 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 daysDaylight (hours)Travel score
Jan17° / 41510.46.4
Feb19° / 364117.4
Mar23° / 12°404.411.88.2
Apr29° / 17°81.512.67.2
May35° / 23°10.413.43.6
Jun39° / 26°00.113.71.0
Jul40° / 28°3113.60.3
Aug39° / 27°41.6130.9
Sep36° / 24°10.312.22.9
Oct31° / 19°10.311.36.4
Nov24° / 13°101.510.68.8
Dec19° / 353.110.37.7

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 3% of September, with mostly cloudy or overcast conditions the remaining 0%.

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
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
301000

Chance of precipitation in September

Any precipitation

Lār 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 3% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
13
23
33
43
52
62
72
82
92
102
112
122
131
141
151
161
171
181
190
200
210
220
230
240
250
260
270
280
290
300

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 79% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
15923144
26123133
36223123
46323122
56522112
66622102
76622102
8682192
9702091
10721981
11731881
12751771
13771661
14771661
15791551
16801451
17821341
18841231
19861130
20871030
21881020
2289920
2390820
2490820
2591720
2692710
2792710
2892710
2993610
3093610

Wind in September

Winds average 5 km/h in September.

Across September, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 36 min at the start of September to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 48 minutes over September. Sunrise moves from 5:35 AM to 5:49 AM, and sunset from 6:10 PM to 5:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.65:356:10
212.65:356:09
312.55:366:07
412.55:366:06
512.55:376:05
612.45:376:04
712.45:386:03
812.45:386:01
912.45:396:00
1012.35:395:59
1112.35:405:58
1212.35:405:57
1312.25:415:55
1412.25:415:54
1512.25:425:53
1612.25:425:52
1712.15:435:51
1812.15:435:49
1912.15:445:48
2012.05:445:47
2112.05:445:46
2212.05:455:45
2312.05:455:43
2411.95:465:42
2511.95:465:41
2611.95:475:40
2711.95:475:39
2811.85:485:37
2911.85:485:36
3011.85:495:35

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.47 kWh/m².

For context, solar energy here swings from a low near 3.9 kWh/m² to a high of 7.9 kWh/m² in May across the year — September's 6.47 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.8Intense
26.8Intense
36.8Intense
46.7Intense
56.7Intense
66.7Intense
76.7Intense
86.6Intense
96.6Intense
106.6Intense
116.6Intense
126.5Intense
136.5Intense
146.5Intense
156.5Intense
166.5Intense
176.4Intense
186.4Intense
196.4Intense
206.4Intense
216.3Intense
226.3Intense
236.3Intense
246.3Intense
256.3Intense
266.2Intense
276.2Intense
286.2Intense
296.1Intense
306.1Intense
Planning a trip in September

Hazard calendar for Lār

In seasonPeak

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

Lār sees seasonal dust haze (July), heaviest in July.

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

Is September a good time to visit Lār?

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

2.9
Sightseeing
9th-best month of the year
6.7
Beach & pool
5th-best month of the year

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

What to pack for Lār in September

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

In September, Lār sees daytime highs around 36°C and nights near 24°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Lār in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Lār peaks around June 15 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highHighModerateJun 15UV 12Dec 21UV 4
UV index (midday)Level
Jan5Moderate
Feb8Very high
Mar9Very high
Apr9Very high
May11Extreme
Jun12Extreme
Jul11Extreme
Aug10Extreme
Sep10Very high
Oct8Very high
Nov6High
Dec4Moderate

Air quality in Lār 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 Lār is worst in July — around 50 µg/m³ PM2.5 (poor), about 2.2× the cleanest month (November, 23 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateJul 1748 µg/m³Nov 1923 µg/m³
PM2.5 (µg/m³)Level
Jan25Moderate
Feb28Moderate
Mar33Moderate
Apr39Poor
May39Poor
Jun35Moderate
Jul50Poor
Aug38Poor
Sep32Moderate
Oct27Moderate
Nov23Moderate
Dec24Moderate
Location & terrain

Where is Lār?

Lār sits at 27.7°N, 54.3°E, 818 m above sea level, in Iran. The nearest listed city is Gerāsh, 20 km away.

JahromDārābLamerdKīsh

Topography around Lār

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

Within 3 km, the terrain around Lār has only modest variations in elevation — a maximum elevation change of 162 m around an average of 831 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,212 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,969 m.

The land around Lār is covered by bare terrain (57%) and artificial surfaces (25%) within 3 km, bare terrain (86%) within 16 km, and bare terrain (93%) within 80 km.

3 km
162 m
16 km
1,212 m
80 km
1,969 m
treesshrubscroplandartificial surfacesbare terrain
September weather nearby: Gerāsh 20 km · Evaz 34 km · Ḩājjīābād 75 km · Khonj 92 km · Jahrom 119 km · Dārāb 120 km · Lamerd 121 km · Kīsh 129 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 Lār (27.6834°, 54.3417°, elevation 818 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).