Ferdowsīyeh weather in September

In September, Ferdowsīyeh sees average daytime highs of 33°C and overnight lows near 18°C, with 2 mm of rain across 0.4 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 12th-wettest month of the year here.

Highs ease over the month, from about 35°C in the first days to 30°C by the end. The sky is clear or mostly clear about 95% 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 Ferdowsīyeh's 2nd-clearest and 5th-windiest month. For the whole year in context, see Ferdowsīyeh's year-round climate.

Daytime high
33°
4th warmest
Overnight low
18°
9th coldest
Rainfall
2 mm
0.4 wet days
Daylight
12 h 12 min
5:53 AM – 6:07 PM
Cloud cover
7%
2nd clearest
Wind
10 km/h
5th windiest
Solar energy
6.05 kWh/m²
Travel score
5.1
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 35°C in the first days to 30°C by the end.

A typical September day in Ferdowsīyeh reaches about 33°C in the afternoon and slips back to 18°C overnight — a 14°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 36°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)
13521
23521
33521
43521
53520
63520
73420
83420
93420
103419
113419
123319
133319
143319
153319
163318
173218
183218
193218
203218
213217
223117
233117
243117
253117
263016
273016
283016
293016
302916

How September really feels in Ferdowsīyeh

Once humidity and wind are folded in, September averages 18 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
18
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.

Ferdowsīyeh weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -1°36739.91.7
Feb11° / 377.61.610.72.9
Mar16° / 498.60.611.75.5
Apr22° / 11°477.60.112.97.3
May29° / 16°173.9013.96.5
Jun35° / 21°40.9014.43.0
Jul38° / 24°20.5014.21.2
Aug37° / 23°20.3013.32.0
Sep33° / 18°20.4012.25.1
Oct25° / 13°152.8011.18.3
Nov16° / 396.30.310.15.5
Dec10° / 367.11.49.62.6

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 95% 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 2%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11000
2991
3991
4991
5991
6991
7991
8991
9991
10991
11991
12991
13991
14991
15991
16991
17991
18991
19991
20991
21982
22982
23973
24973
25973
26973
27964
28964
29964
30955

Chance of precipitation in September

Any precipitation

Ferdowsīyeh gets around 2 mm of rain over 0.4 wet days in September, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 2% and peaks near 3% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
11
21
31
41
51
61
71
81
91
101
111
121
131
142
152
162
172
182
192
202
212
222
232
242
252
262
272
282
293
303

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 10 km/h in September.

Across September, daily wind ranges from about 10 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
711calm
811calm
911calm
1011calm
1111calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm

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 5:42 AM to 6:05 AM, and sunset from 6:29 PM to 5:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.85:426:29
212.85:436:28
312.75:436:26
412.75:446:25
512.65:456:23
612.65:466:22
712.65:466:20
812.55:476:19
912.55:486:17
1012.55:496:16
1112.45:506:14
1212.45:506:13
1312.35:516:11
1412.35:526:10
1512.35:536:08
1612.25:536:07
1712.25:546:05
1812.15:556:04
1912.15:566:02
2012.15:576:01
2112.05:575:59
2212.05:585:58
2312.05:595:56
2411.96:005:55
2511.96:015:53
2611.86:015:52
2711.86:025:50
2811.86:035:49
2911.76:045:47
3011.76:055:46

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 2.7 kWh/m² to a high of 7.84 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
116.3Intense
126.2Intense
136.2Intense
146.1Intense
156.1Intense
166.0Intense
176.0Bright
185.9Bright
195.9Bright
205.8Bright
215.8Bright
225.7Bright
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 Ferdowsīyeh?

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

5.1
Sightseeing
6th-best month of the year
8.4
Beach & pool
1st-best month of the year

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

What to pack for Ferdowsīyeh in September

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

In September, Ferdowsīyeh sees daytime highs around 33°C and nights near 18°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Ferdowsīyeh 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 Ferdowsīyeh peaks around July 16 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateVery highHighModerateJul 16UV 10Jan 1UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar5Moderate
Apr7Very high
May9Very high
Jun10Very high
Jul10Very high
Aug9Very high
Sep7Very high
Oct5High
Nov3Moderate
Dec3Moderate

Air quality in Ferdowsīyeh 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 Ferdowsīyeh 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 Ferdowsīyeh?

Ferdowsīyeh sits at 35.6°N, 51.1°E, 1,111 m above sea level, in Iran. The nearest listed city is Shāhedshahr, 4.0 km away.

Topography around Ferdowsīyeh

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

Within 3 km, the terrain around Ferdowsīyeh has only modest variations in elevation — a maximum elevation change of 43 m around an average of 1,108 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 382 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,540 m.

The land around Ferdowsīyeh is covered by artificial surfaces (31%), trees (24%) and bare terrain (21%) within 3 km, bare terrain (30%) and artificial surfaces (29%) within 16 km, and bare terrain (45%) and grassland (28%) within 80 km.

3 km
43 m
16 km
382 m
80 km
3,540 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
September weather nearby: Shāhedshahr 4.0 km · Şabbāshahr 5.0 km · Shahrīār 6.0 km · Bāghestān 8.0 km · Ovrīn 8.0 km · Nasimshahr 9.0 km · Shahre Jadide Andisheh 10 km · Nasīm Shahr 10 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 Ferdowsīyeh (35.6011°, 51.0645°, elevation 1,111 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).