Ar Rumaythah weather in September

In September, Ar Rumaythah sees average daytime highs of 43°C and overnight lows near 27°C, with 0 mm of rain across 0.1 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 45°C in the first days to 40°C by the end. The sky is clear or mostly clear about 98% of the time in September, and the air most often feels dry.

Daylight stretches from about 12 h 42 min at the start of September to 11 h 42 min by month's end. Set against the rest of the year, September is Ar Rumaythah's 4th-clearest and 4th-windiest month. For the whole year in context, see Ar Rumaythah's year-round climate.

Daytime high
43°
4th warmest
Overnight low
27°
9th coldest
Rainfall
0 mm
0.1 wet days
Daylight
12 h 12 min
5:48 AM – 5:59 PM
Cloud cover
3%
4th clearest
Wind
16 km/h
4th windiest
Solar energy
6.3 kWh/m²
Travel score
0.0
out of 10

Ar Rumaythah is city in Al Muthanna Governorate, Iraq.

Founded
1820

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 45°C in the first days to 40°C by the end.

A typical September day in Ar Rumaythah reaches about 43°C in the afternoon and slips back to 27°C overnight — a 15°C spread between the day's warmth and the night's chill. On most days the high lands between 39°C and 45°C. Set against its neighbours, September runs about 4°C cooler than August and about 7°C warmer than October.

20°30°40°50°151015202530
Avg high (°C)Avg low (°C)
14530
24529
34529
44529
54429
64429
74429
84428
94428
104328
114328
124328
134328
144327
154327
164327
174227
184227
194227
204226
214226
224126
234126
244126
254126
264125
274025
284025
294025
304025

How September really feels in Ar Rumaythah

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
30 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.

Ar Rumaythah weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan18° / 223.710.27.2
Feb21° / 10°122.710.88.2
Mar27° / 14°122.411.88.1
Apr33° / 20°102.312.74.5
May39° / 25°40.713.60.8
Jun44° / 29°00140.0
Jul46° / 31°0013.80.0
Aug46° / 31°0013.20.0
Sep43° / 27°00.112.20.0
Oct36° / 22°30.711.22.8
Nov26° / 14°172.810.47.9
Dec20° / 173.4107.6

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 98% 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 1%.

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
19991
20991
21991
22991
23991
24991
25991
26991
27982
28982
29982
30982

Chance of precipitation in September

Any precipitation

Ar Rumaythah gets around 0 mm of rain over 0.1 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 0% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
10
20
30
40
50
60
70
80
90
100
110
120
130
140
150
160
170
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 97% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
19640
29640
39640
49640
59640
69730
79730
89730
99730
109820
119820
129820
139820
149820
159910
169910
179910
189910
199910
209910
219910
229910
239910
249811
259721
269721
279721
289721
299721
309721

Wind in September

Winds average 16 km/h in September.

Across September, daily wind ranges from about 14 km/h on the calmest days to 17 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
117light breeze
217light breeze
317light breeze
417light breeze
517light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1017light breeze
1117light breeze
1217light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2914light breeze
3014light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 42 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 60 minutes over September. Sunrise moves from 5:39 AM to 5:57 AM, and sunset from 6:19 PM to 5:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.75:396:19
212.65:396:18
312.65:406:17
412.65:406:15
512.55:416:14
612.55:426:13
712.55:426:11
812.55:436:10
912.45:446:09
1012.45:446:07
1112.45:456:06
1212.35:456:05
1312.35:466:03
1412.35:476:02
1512.25:476:01
1612.25:485:59
1712.25:485:58
1812.15:495:56
1912.15:505:55
2012.15:505:54
2112.05:515:52
2212.05:525:51
2312.05:525:50
2411.95:535:48
2511.95:535:47
2611.95:545:46
2711.85:555:44
2811.85:555:43
2911.85:565:42
3011.75:575:40

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.3 kWh/m².

For context, solar energy here swings from a low near 3.2 kWh/m² to a high of 7.84 kWh/m² in June across the year — September's 6.3 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.8Intense
26.8Intense
36.8Intense
46.7Intense
56.7Intense
66.7Intense
76.6Intense
86.6Intense
96.6Intense
106.5Intense
116.5Intense
126.4Intense
136.4Intense
146.4Intense
156.3Intense
166.3Intense
176.2Intense
186.2Intense
196.2Intense
206.1Intense
216.1Intense
226.0Intense
236.0Intense
246.0Bright
255.9Bright
265.9Bright
275.8Bright
285.8Bright
295.8Bright
305.7Bright
Planning a trip in September

Hazard calendar for Ar Rumaythah

In seasonPeak

In September, Ar Rumaythah sits inside its dust season. The full year is below, with each hazard's peak months called out.

Ar Rumaythah sees seasonal dust haze (February–October), heaviest in May.

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

Is September a good time to visit Ar Rumaythah?

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

0.0
Sightseeing
9th-best month of the year
1.4
Beach & pool
9th-best month of the year

September is a weaker month for outdoor sightseeing in Ar Rumaythah.

What to pack for Ar Rumaythah in September

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

In September, Ar Rumaythah sees daytime highs around 43°C and nights near 27°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Ar Rumaythah in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ar Rumaythah peaks around June 14 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 13 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highVery highHighModerateJun 14UV 10Jan 13UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5High
Apr6High
May8Very high
Jun11Extreme
Jul6High
Aug9Very high
Sep4Moderate
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Ar Rumaythah 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 Ar Rumaythah is worst in May — around 76 µg/m³ PM2.5 (unhealthy), and holds fairly steady the rest of the year.

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyUnhealthyMay 1475 µg/m³Nov 1753 µg/m³
PM2.5 (µg/m³)Level
Jan60Unhealthy
Feb62Unhealthy
Mar75Unhealthy
Apr72Unhealthy
May76Unhealthy
Jun67Unhealthy
Jul65Unhealthy
Aug62Unhealthy
Sep61Unhealthy
Oct62Unhealthy
Nov52Poor
Dec60Unhealthy
Location & terrain

Where is Ar Rumaythah?

Ar Rumaythah sits at 31.5°N, 45.2°E, 18 m above sea level, in Iraq. The nearest listed city is As Samawah, 23 km away.

Nāḩiyat ash ShināfīyahAl Diwaniyah‘AfakNahiyat GhammasAl MishkhābAsh ShāmīyahQal‘at Sukkar

Topography around Ar Rumaythah

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

Within 3 km, the terrain around Ar Rumaythah has only modest variations in elevation — a maximum elevation change of 8 m around an average of 13 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 12 m; within 80 km, only modest variations in elevation — a maximum elevation change of 159 m.

The land around Ar Rumaythah is covered by cropland (36%), artificial surfaces (25%) and bare terrain (24%) within 3 km, cropland (50%) and bare terrain (41%) within 16 km, and bare terrain (61%) and cropland (35%) within 80 km.

3 km
8 m
16 km
12 m
80 km
159 m
treesshrubscroplandartificial surfacesbare terrainwater
September weather nearby: As Samawah 23 km · Nāḩiyat ash Shināfīyah 53 km · Al Diwaniyah 58 km · ‘Afak 60 km · Nahiyat Ghammas 60 km · Al Mishkhāb 74 km · Ash Shāmīyah 75 km · Qal‘at Sukkar 90 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 Ar Rumaythah (31.5284°, 45.2038°, elevation 18 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).