Javānrūd weather in September

In September, Javānrūd sees average daytime highs of 30°C and overnight lows near 13°C, with 2 mm of rain across 0.6 wet days and about 12.2 hours of daylight. It is the 3rd-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 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 Javānrūd's 1st-clearest and 4th-windiest month. For the whole year in context, see Javānrūd's year-round climate.

Daytime high
30°
3rd warmest
Overnight low
13°
9th coldest
Rainfall
2 mm
0.6 wet days
Daylight
12 h 12 min
6:12 AM – 6:25 PM
Cloud cover
8%
1st clearest
Wind
7 km/h
4th windiest
Solar energy
6.28 kWh/m²
Travel score
6.9
out of 10

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 Javānrūd reaches about 30°C in the afternoon and slips back to 13°C overnight — a 17°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 5°C cooler than August and about 8°C warmer than October.

10°20°30°40°151015202530
Avg high (°C)Avg low (°C)
13316
23316
33316
43215
53215
63215
73215
83215
93114
103114
113114
123114
133114
143014
153013
163013
173013
183013
192913
202913
212912
222912
232812
242812
252812
262812
272711
282711
292711
302711

How September really feels in Javānrūd

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.

Javānrūd weather by month

How September compares with the rest of the year at a glance. September is the 3rd-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -5°11611.49.99.90.0
Feb / -4°119128.710.70.6
Mar12° / 12513.15.111.72.8
Apr17° / 11012.70.612.85.2
May23° / 10°488.2013.87.5
Jun30° / 14°30.9014.36.8
Jul34° / 18°10.2014.13.9
Aug35° / 18°00.2013.33.8
Sep30° / 13°20.6012.26.9
Oct23° / 476.1011.17.8
Nov13° / 918.70.910.24.1
Dec / -2°98105.99.71.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 95% 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 2%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1991
2991
3991
4991
5991
6991
7991
8991
9991
10991
11991
12991
13991
14991
15991
16991
17991
18991
19991
20991
21991
22991
23973
24973
25973
26973
27973
28955
29955
30955

Chance of precipitation in September

Any precipitation

Javānrūd gets around 2 mm of rain over 0.6 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 2% and peaks near 6% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
11
21
31
41
51
61
71
81
91
102
112
122
132
142
152
162
172
182
192
202
212
223
233
243
254
264
275
285
296
306

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 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
277calm
287calm
297calm
307calm

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 6:01 AM to 6:23 AM, and sunset from 6:47 PM to 6:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.86:016:47
212.76:026:45
312.76:026:44
412.76:036:42
512.66:046:41
612.66:046:40
712.56:056:38
812.56:066:37
912.56:076:35
1012.46:076:34
1112.46:086:32
1212.46:096:31
1312.36:106:29
1412.36:106:28
1512.36:116:26
1612.26:126:25
1712.26:136:23
1812.16:136:22
1912.16:146:20
2012.16:156:19
2112.06:166:17
2212.06:166:16
2312.06:176:14
2411.96:186:13
2511.96:196:11
2611.86:196:10
2711.86:206:08
2811.86:216:07
2911.76:226:06
3011.76:236:04

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.28 kWh/m².

For context, solar energy here swings from a low near 2.67 kWh/m² to a high of 8.07 kWh/m² in June across the year — September's 6.28 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.9Intense
26.8Intense
36.8Intense
46.8Intense
56.7Intense
66.7Intense
76.7Intense
86.6Intense
96.6Intense
106.5Intense
116.5Intense
126.5Intense
136.4Intense
146.4Intense
156.3Intense
166.3Intense
176.2Intense
186.2Intense
196.1Intense
206.1Intense
216.0Intense
226.0Bright
235.9Bright
245.9Bright
255.8Bright
265.8Bright
275.7Bright
285.7Bright
295.6Bright
305.6Bright
Planning a trip in September

Hazard calendar for Javānrūd

In seasonPeak

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

Javānrūd's rainy season runs November–April, when most of the year's rain falls.

Javānrūd sees seasonal dust haze (May), heaviest in May.

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

Is September a good time to visit Javānrūd?

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
8.9
Beach & pool
1st-best month of the year

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

What to pack for Javānrūd in September

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

In September, Javānrūd sees daytime highs around 30°C and nights near 13°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Javānrūd 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 Javānrūd peaks around June 19 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 highHighModerateJun 19UV 11Jan 10UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar5High
Apr7High
May10Very high
Jun11Extreme
Jul10Extreme
Aug11Extreme
Sep9Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Javānrūd 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 Javānrūd is worst in May — around 37 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateMay 1237 µg/m³Dec 1524 µg/m³
PM2.5 (µg/m³)Level
Jan25Moderate
Feb27Moderate
Mar33Moderate
Apr36Poor
May37Poor
Jun30Moderate
Jul30Moderate
Aug28Moderate
Sep28Moderate
Oct29Moderate
Nov24Moderate
Dec24Moderate
Location & terrain

Where is Javānrūd?

Javānrūd sits at 34.8°N, 46.5°E, 1,317 m above sea level, in Iran. The nearest listed city is Ravānsar, 18 km away.

Topography around Javānrūd

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

Within 3 km, the terrain around Javānrūd has significant variations in elevation — a maximum elevation change of 476 m around an average of 1,370 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,111 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,019 m.

The land around Javānrūd is covered by grassland (59%) and cropland (25%) within 3 km, grassland (68%) and cropland (26%) within 16 km, and grassland (68%) and cropland (26%) within 80 km.

3 km
476 m
16 km
2,111 m
80 km
3,019 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
September weather nearby: Ravānsar 18 km · Pāveh 29 km · Kāmyārān 41 km · Halabja 62 km · Sarpol-e Z̄ahāb 69 km · Sanandaj 73 km · Kermanshah 76 km · Eslāmābād-e Gharb 78 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 Javānrūd (34.8067°, 46.4913°, elevation 1,317 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).