Ar Rumaythah weather in January

In January, Ar Rumaythah sees average daytime highs of 18°C and overnight lows near 8°C, with 22 mm of rain across 3.7 wet days and about 10.2 hours of daylight. It is the 12th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 18°C through the month. The sky is clear or mostly clear about 63% of the time in January, and the air most often feels dry.

Daylight stretches from about 10 hours at the start of January to 10 h 30 min by month's end. Set against the rest of the year, January is Ar Rumaythah's 11th-clearest and 10th-windiest month. For the whole year in context, see Ar Rumaythah's year-round climate.

Daytime high
18°
12th warmest
Overnight low
1st coldest
Rainfall
22 mm
3.7 wet days
Daylight
10 h 12 min
7:04 AM – 5:13 PM
Cloud cover
34%
11th clearest
Wind
13 km/h
10th windiest
Solar energy
3.47 kWh/m²
Travel score
7.2
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 January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 18°C through the month.

A typical January day in Ar Rumaythah reaches about 18°C in the afternoon and slips back to 8°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 22°C. Set against its neighbours, January runs about 2°C cooler than December and about 3°C cooler than February.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
1188
2188
3188
4188
5188
6188
7188
8188
9188
10187
11187
12187
13187
14187
15187
16187
17187
18187
19187
20187
21187
22187
23187
24188
25188
26188
27188
28188
29198
30198
31198

How January really feels in Ar Rumaythah

Once humidity and wind are folded in, January averages 0 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
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

January sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Ar Rumaythah weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 1st-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 January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 63% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 12% of January, with mostly cloudy or overcast conditions the remaining 26%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17030
27030
37030
47030
57129
67228
77228
87327
97327
107426
117426
127426
137426
147525
157525
167525
177525
187426
197426
207426
217525
227525
237525
247624
257624
267624
277723
287723
297723
307822
317921

Chance of precipitation in January

Any precipitation

Ar Rumaythah gets around 22 mm of rain over 3.7 wet days in January, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 11% and peaks near 13% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
19
210
310
411
511
612
712
813
913
1013
1113
1213
1313
1413
1513
1612
1712
1812
1911
2011
2111
2211
2310
2410
2510
2610
2710
2810
2910
3010
3110

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

Most of January feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, January 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%151015202531
Dry (%)Comfortable (%)
1991
2991
3991
4991
5991
6991
7991
8991
9991
10991
11991
12991
13991
141000
151000
161000
171000
18991
19991
20991
21991
22991
23991
24982
25982
26982
27982
28982
29982
30982
31982

Wind in January

Winds average 13 km/h in January.

Across January, daily wind ranges from about 13 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze
3114light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 10 hours at the start of January to 10 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 30 minutes over January. Sunrise moves from 7:03 AM to 6:59 AM, and sunset from 5:02 PM to 5:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.07:035:02
210.07:035:02
310.07:035:03
410.07:045:04
510.07:045:04
610.07:045:05
710.07:045:06
810.07:045:07
910.17:045:07
1010.17:045:08
1110.17:045:09
1210.17:045:10
1310.17:045:11
1410.17:045:11
1510.17:045:12
1610.27:045:13
1710.27:045:14
1810.27:045:15
1910.27:035:16
2010.27:035:17
2110.27:035:17
2210.37:035:18
2310.37:025:19
2410.37:025:20
2510.37:025:21
2610.37:015:22
2710.47:015:23
2810.47:005:24
2910.47:005:24
3010.46:595:25
3110.56:595:26

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 3.47 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 — January's 3.47 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.2Moderate
23.2Moderate
33.2Moderate
43.2Moderate
53.2Moderate
63.2Moderate
73.3Moderate
83.3Moderate
93.3Moderate
103.3Moderate
113.3Moderate
123.4Moderate
133.4Moderate
143.4Moderate
153.4Moderate
163.5Moderate
173.5Moderate
183.5Moderate
193.5Moderate
203.6Moderate
213.6Moderate
223.6Moderate
233.7Moderate
243.7Moderate
253.8Moderate
263.8Moderate
273.8Moderate
283.9Moderate
293.9Moderate
303.9Moderate
314.0Moderate
Planning a trip in January

Hazard calendar for Ar Rumaythah

In seasonPeak

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

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 January a good time to visit Ar Rumaythah?

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

7.2
Sightseeing
5th-best month of the year
2.5
Beach & pool
8th-best month of the year

January is one of the better times to visit Ar Rumaythah for general sightseeing.

What to pack for Ar Rumaythah in January

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

In January, Ar Rumaythah sees daytime highs around 18°C and nights near 8°C. Worth packing: a warm layer. About 4 days see rain.

a warm layer

UV index in Ar Rumaythah in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 3. 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 January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January 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
January 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).