Khonj weather in September

In September, Khonj sees average daytime highs of 37°C and overnight lows near 23°C, with 1 mm of rain across 0.4 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 8th-wettest month of the year here.

Highs ease over the month, from about 39°C in the first days to 35°C by the end. The sky is clear or mostly clear about 99% 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 Khonj's 2nd-clearest and 7th-windiest month. For the whole year in context, see Khonj's year-round climate.

Daytime high
37°
4th warmest
Overnight low
23°
9th coldest
Rainfall
1 mm
0.4 wet days
Daylight
12 h 12 min
5:46 AM – 5:55 PM
Cloud cover
6%
2nd clearest
Wind
7 km/h
7th windiest
Solar energy
6.51 kWh/m²
Travel score
2.0
out of 10

Khonj 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 39°C in the first days to 35°C by the end.

A typical September day in Khonj reaches about 37°C in the afternoon and slips back to 23°C overnight — a 14°C spread between the day's warmth and the night's chill. On most days the high lands between 35°C and 39°C. Set against its neighbours, September runs about 3°C cooler than August and about 5°C warmer than October.

20°30°40°151015202530
Avg high (°C)Avg low (°C)
13925
23925
33925
43925
53925
63825
73825
83824
93824
103824
113824
123824
133824
143823
153723
163723
173723
183723
193723
203722
213722
223622
233622
243622
253622
263621
273621
283521
293521
303521

How September really feels in Khonj

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.

Khonj weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan17° / 595.810.46.5
Feb19° / 444.7117.4
Mar24° / 11°424.811.88.2
Apr30° / 17°91.712.66.5
May36° / 22°10.213.42.6
Jun40° / 26°10.113.70.1
Jul41° / 28°10.313.60.0
Aug40° / 27°21.1130.1
Sep37° / 23°10.412.22.0
Oct32° / 18°00.111.35.5
Nov25° / 12°14210.68.6
Dec20° / 443.510.37.7

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 99% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 1% 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

Khonj gets around 1 mm of rain over 0.4 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
42
52
62
72
82
92
102
112
121
131
141
151
161
171
180
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 71% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
148291761
249281661
350281651
452271650
555261540
655261540
757251440
858241440
961231330
1062231230
1163221230
1266211120
1368201020
147118920
157217920
167516810
177715710
187914610
198013610
208113510
218312410
228412400
238611300
248611300
258710300
268710300
27899200
28899200
29899200
30908200

Wind in September

Winds average 7 km/h in September.

Across September, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
276calm
286calm
296calm
306calm

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 5:38 AM to 5:53 AM, and sunset from 6:13 PM to 5:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.65:386:13
212.65:396:12
312.55:396:11
412.55:406:10
512.55:406:09
612.45:416:08
712.45:416:06
812.45:426:05
912.45:426:04
1012.35:436:03
1112.35:436:02
1212.35:446:00
1312.25:445:59
1412.25:455:58
1512.25:455:57
1612.25:465:55
1712.15:465:54
1812.15:475:53
1912.15:475:52
2012.05:485:51
2112.05:485:49
2212.05:495:48
2312.05:495:47
2411.95:505:46
2511.95:505:45
2611.95:515:43
2711.95:515:42
2811.85:525:41
2911.85:525:40
3011.85:535:39

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.51 kWh/m².

For context, solar energy here swings from a low near 3.8 kWh/m² to a high of 7.92 kWh/m² in June across the year — September's 6.51 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.9Intense
26.8Intense
36.8Intense
46.8Intense
56.8Intense
66.7Intense
76.7Intense
86.7Intense
96.7Intense
106.6Intense
116.6Intense
126.6Intense
136.6Intense
146.5Intense
156.5Intense
166.5Intense
176.5Intense
186.5Intense
196.4Intense
206.4Intense
216.4Intense
226.4Intense
236.3Intense
246.3Intense
256.3Intense
266.3Intense
276.2Intense
286.2Intense
296.2Intense
306.1Intense
Planning a trip in September

Hazard calendar for Khonj

In seasonPeak

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

Khonj sees seasonal dust haze (March–May), heaviest in April.

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

Is September a good time to visit Khonj?

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

2.0
Sightseeing
9th-best month of the year
5.6
Beach & pool
6th-best month of the year

September is a weaker month for outdoor sightseeing in Khonj.

What to pack for Khonj in September

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

In September, Khonj sees daytime highs around 37°C and nights near 23°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Khonj in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Khonj peaks around June 16 at about 11 (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 16UV 11Dec 21UV 4
UV index (midday)Level
Jan5Moderate
Feb7Very high
Mar9Very high
Apr8Very high
May10Extreme
Jun12Extreme
Jul10Extreme
Aug10Extreme
Sep9Very high
Oct8Very high
Nov6High
Dec4Moderate

Air quality in Khonj 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 Khonj is worst in July — around 51 µg/m³ PM2.5 (poor), about 2.1× the cleanest month (November, 24 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateJul 1849 µg/m³Nov 2024 µg/m³
PM2.5 (µg/m³)Level
Jan27Moderate
Feb30Moderate
Mar34Moderate
Apr39Poor
May41Poor
Jun37Poor
Jul51Poor
Aug41Poor
Sep34Moderate
Oct29Moderate
Nov24Moderate
Dec25Moderate
Location & terrain

Where is Khonj?

Khonj sits at 27.9°N, 53.4°E, 670 m above sea level, in Iran. The nearest listed city is Evaz, 58 km away.

Topography around Khonj

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

Within 3 km, the terrain around Khonj has only modest variations in elevation — a maximum elevation change of 94 m around an average of 674 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 991 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,531 m.

The land around Khonj is covered by bare terrain (51%), cropland (25%) and artificial surfaces (21%) within 3 km, bare terrain (83%) within 16 km, and bare terrain (85%) within 80 km.

3 km
94 m
16 km
991 m
80 km
2,531 m
shrubsgrasslandcroplandartificial surfacesbare terrain
September weather nearby: Evaz 58 km · Lamerd 67 km · Jahrom 69 km · Gerāsh 73 km · Qīr 77 km · Pārsiān 85 km · Lār 92 km · Nakhl-e Taqī 94 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 Khonj (27.8913°, 53.4344°, elevation 670 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).