Mosul weather in September

In September, Mosul sees average daytime highs of 38°C and overnight lows near 23°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 40°C in the first days to 35°C by the end. The sky is clear or mostly clear about 96% 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 Mosul's 3rd-clearest and 6th-windiest month. For the whole year in context, see Mosul's year-round climate.

Daytime high
38°
4th warmest
Overnight low
23°
9th coldest
Rainfall
1 mm
0.2 wet days
Daylight
12 h 12 min
5:55 AM – 6:09 PM
Cloud cover
5%
3rd clearest
Wind
9 km/h
6th windiest
Solar energy
6.07 kWh/m²
Travel score
1.6
out of 10

Mosul is city in northern Iraq and capital of Nineveh Province.

Density
9,350/km²
people per km²
Founded
~700 CE

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 40°C in the first days to 35°C by the end.

A typical September day in Mosul reaches about 38°C in the afternoon and slips back to 23°C overnight — a 15°C spread between the day's warmth and the night's chill. On most days the high lands between 34°C and 41°C. Set against its neighbours, September runs about 4°C cooler than August and about 7°C warmer than October.

20°30°40°151015202530
Avg high (°C)Avg low (°C)
14126
24026
34025
44025
54025
64025
73925
83924
93924
103924
113924
123924
133824
143823
153823
163823
173823
183723
193723
203722
213722
223622
233622
243622
253621
263521
273521
283521
293521
303521

How September really feels in Mosul

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
9 feel dangerously hot (≥ 39°C)
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.

Mosul 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
Jan12° / 709.79.83.5
Feb14° / 628.810.64.5
Mar19° / 628.611.76.6
Apr25° / 14°436.512.97.5
May33° / 19°162.913.94.4
Jun39° / 25°10.314.40.7
Jul43° / 28°00.114.20.0
Aug42° / 28°0013.40.0
Sep38° / 23°10.212.21.6
Oct30° / 18°202.611.16.0
Nov21° / 11°50610.17.3
Dec14° / 627.79.64.6

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 96% 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 1%. Skies tend to cloud over as the month goes on.

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
20991
21991
22991
23991
24973
25973
26973
27973
28964
29964
30964

Chance of precipitation in September

Any precipitation

Mosul 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 0% and peaks near 1% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
10
20
30
40
50
60
70
80
90
100
110
120
131
141
150
160
170
180
191
201
211
221
231
241
251
261
271
281
291
301

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 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)
1991
2991
3991
4991
5991
6991
7991
8991
9991
10991
11991
12991
13991
14991
15991
16991
17991
18991
19991
20991
21982
22982
23982
24982
25982
26982
27982
28982
29982
30982

Wind in September

Winds average 9 km/h in September.

Across September, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm

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 5:43 AM to 6:07 AM, and sunset from 6:32 PM to 5:47 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.85:436:32
212.85:446:30
312.75:456:29
412.75:456:27
512.75:466:26
612.65:476:24
712.65:486:23
812.55:496:21
912.55:496:20
1012.55:506:18
1112.45:516:16
1212.45:526:15
1312.35:536:13
1412.35:536:12
1512.35:546:10
1612.25:556:09
1712.25:566:07
1812.15:576:06
1912.15:576:04
2012.15:586:02
2112.05:596:01
2212.06:005:59
2312.06:015:58
2411.96:025:56
2511.96:025:55
2611.86:035:53
2711.86:045:52
2811.86:055:50
2911.76:065:49
3011.76:075:47

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.07 kWh/m².

For context, solar energy here swings from a low near 2.37 kWh/m² to a high of 7.99 kWh/m² in June across the year — September's 6.07 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.7Intense
26.7Intense
36.7Intense
46.6Intense
56.6Intense
66.5Intense
76.5Intense
86.4Intense
96.4Intense
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
245.6Bright
255.6Bright
265.5Bright
275.5Bright
285.4Bright
295.4Bright
305.3Bright
Planning a trip in September

Hazard calendar for Mosul

In seasonPeak

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

Mosul sees seasonal dust haze (April–June), heaviest in May.

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

Is September a good time to visit Mosul?

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

1.6
Sightseeing
9th-best month of the year
5.2
Beach & pool
4th-best month of the year

September is a weaker month for outdoor sightseeing in Mosul.

What to pack for Mosul in September

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

In September, Mosul sees daytime highs around 38°C and nights near 23°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Mosul 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 Mosul peaks around June 14 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 12 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highVery highHighModerateJun 14UV 10Jan 12UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar4Moderate
Apr6High
May8Very high
Jun10Extreme
Jul6High
Aug9Very high
Sep7Very high
Oct5Moderate
Nov3Moderate
Dec2Moderate

Air quality in Mosul 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 Mosul is worst in May — around 42 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateMay 2442 µg/m³Nov 2331 µg/m³
PM2.5 (µg/m³)Level
Jan33Moderate
Feb36Poor
Mar41Poor
Apr40Poor
May42Poor
Jun42Poor
Jul41Poor
Aug38Poor
Sep37Poor
Oct37Poor
Nov31Moderate
Dec31Moderate
Location & terrain

Where is Mosul?

Mosul sits at 36.3°N, 43.1°E, 228 m above sea level, in Iraq. The nearest listed city is Al Mawşil al Jadīdah, 1.0 km away.

SīnahDihokSimeleSumayl'Ākra

Topography around Mosul

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

Within 3 km, the terrain around Mosul has only modest variations in elevation — a maximum elevation change of 77 m around an average of 239 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 255 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,011 m.

The land around Mosul is covered by artificial surfaces (75%) within 3 km, cropland (39%) and grassland (33%) within 16 km, and cropland (65%) and grassland (26%) within 80 km.

3 km
77 m
16 km
255 m
80 km
2,011 m
treesgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Al Mawşil al Jadīdah 1.0 km · Tallkayf 17 km · Al-Hamdaniya 24 km · Sīnah 53 km · Dihok 60 km · Simele 63 km · Sumayl 63 km · 'Ākra 81 km

Iraq travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type C / D / G
230 V · 50 Hz
Prices
≈ 38% of US
price level, 2025
GDP per capita
$5,410
2025
Happiness
5.2 / 10
World Happiness, 2025
Safe drinking water
60%
of population, 2024
Homicide rate
9.5
per 100k, 2013
Road deaths
27.3
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Very low
EF EPI 406
Religion
Christian 1%

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 Mosul (36.335°, 43.1189°, elevation 228 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).