Al Hilāliyya weather in September

In September, Al Hilāliyya sees average daytime highs of 38°C and overnight lows near 27°C, with 21 mm of rain across 5.2 wet days and about 12.1 hours of daylight. It is the 5th-warmest and 3rd-wettest month of the year here.

Highs climb over the month, from about 37°C in the first days to 39°C by the end. The sky is clear or mostly clear about 62% of the time in September, and the air most often feels muggy.

Daylight stretches from about 12 h 18 min at the start of September to 11 h 54 min by month's end. Set against the rest of the year, September is Al Hilāliyya's 10th-clearest and 11th-windiest month. For the whole year in context, see Al Hilāliyya's year-round climate.

Daytime high
38°
5th warmest
Overnight low
27°
8th coldest
Rainfall
21 mm
5.2 wet days
Daylight
12 h 06 min
6:39 AM – 6:44 PM
Cloud cover
38%
10th clearest
Wind
10 km/h
11th windiest
Solar energy
6.13 kWh/m²
Travel score
1.2
out of 10

Al Hilāliyya is settlement in Sudan.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 37°C in the first days to 39°C by the end.

A typical September day in Al Hilāliyya reaches about 38°C in the afternoon and slips back to 27°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 35°C and 40°C. Set against its neighbours, September runs about 2°C warmer than August and about 1°C cooler than October.

20°25°30°35°40°45°151015202530
Avg high (°C)Avg low (°C)
13726
23726
33726
43726
53726
63726
73726
83726
93726
103726
113726
123826
133827
143827
153827
163827
173827
183827
193827
203827
213827
223827
233927
243927
253927
263927
273927
283927
293927
303927

How September really feels in Al Hilāliyya

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.

Al Hilāliyya weather by month

How September compares with the rest of the year at a glance. September is the 5th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 18°0011.25.3
Feb35° / 20°0011.53.7
Mar38° / 23°0011.91.5
Apr41° / 26°10.312.30.0
May42° / 29°82.712.70.0
Jun41° / 29°103.512.90.1
Jul38° / 27°4210.112.81.3
Aug36° / 26°5111.612.51.9
Sep38° / 27°215.212.11.2
Oct39° / 27°72.511.70.7
Nov37° / 24°0011.32.4
Dec33° / 20°0011.14.6

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 62% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 21% of September, with mostly cloudy or overcast conditions the remaining 17%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17426
27525
37525
47624
57822
67822
77921
87921
98020
108119
118218
128317
138317
148317
158416
168416
178515
188515
198515
208515
218614
228713
238713
248713
258812
268812
278812
288911
298911
308911

Chance of precipitation in September

Any precipitation

Al Hilāliyya gets around 21 mm of rain over 5.2 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 18% and peaks near 26% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)
126
225
325
424
524
623
723
822
921
1021
1120
1220
1319
1418
1518
1617
1716
1816
1915
2015
2114
2213
2313
2413
2512
2612
2711
2811
2911
3011

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the muggy band about 51% of days. Sticky, muggy-or-worse air turns up on roughly 65% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
113126222
213126222
313136221
413146121
523146021
623156020
723165920
824175720
924185620
1024185719
1124205519
1225215418
1335225317
1435235316
1535245315
1646265014
1746275013
1857274912
1957284811
2068294710
217829479
227930468
238930458
2491031447
25101131436
26101131416
27111231405
28121331395
29131431374
30141431364

Wind in September

Winds average 10 km/h in September.

Across September, daily wind ranges from about 9 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
112light breeze
212light breeze
312calm
412calm
512calm
612calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
259calm
269calm
279calm
289calm
299calm
309calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 18 min at the start of September to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 24 minutes over September. Sunrise moves from 6:38 AM to 6:40 AM, and sunset from 6:56 PM to 6:33 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:386:56
212.36:386:55
312.36:386:54
412.36:386:53
512.26:386:53
612.26:386:52
712.26:386:51
812.26:386:50
912.26:396:49
1012.26:396:49
1112.26:396:48
1212.16:396:47
1312.16:396:46
1412.16:396:45
1512.16:396:45
1612.16:396:44
1712.16:396:43
1812.16:396:42
1912.06:396:41
2012.06:396:41
2112.06:396:40
2212.06:396:39
2312.06:396:38
2412.06:396:37
2512.06:396:37
2611.96:406:36
2711.96:406:35
2811.96:406:34
2911.96:406:34
3011.96:406:33

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.13 kWh/m².

For context, solar energy here swings from a low near 5.59 kWh/m² to a high of 7.53 kWh/m² in April across the year — September's 6.13 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.2Intense
26.2Intense
36.2Intense
46.2Intense
56.2Intense
66.2Intense
76.2Intense
86.2Intense
96.2Intense
106.2Intense
116.2Intense
126.2Intense
136.2Intense
146.2Intense
156.1Intense
166.1Intense
176.1Intense
186.1Intense
196.1Intense
206.1Intense
216.1Intense
226.1Intense
236.1Intense
246.1Intense
256.1Intense
266.0Intense
276.0Intense
286.0Intense
296.0Intense
306.0Intense
Planning a trip in September

Hazard calendar for Al Hilāliyya

In seasonPeak

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

Al Hilāliyya sees seasonal dust haze (April–September), heaviest in June.

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

Is September a good time to visit Al Hilāliyya?

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

1.2
Sightseeing
8th-best month of the year
4.3
Beach & pool
7th-best month of the year

September is a weaker month for outdoor sightseeing in Al Hilāliyya.

What to pack for Al Hilāliyya in September

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

In September, Al Hilāliyya sees daytime highs around 38°C and nights near 27°C. Pack light clothes and sun protection. About 5 days see rain.

light clothessun protection

UV index in Al Hilāliyya in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Al Hilāliyya peaks around April 10 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 at about 8 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeVery highApr 10UV 13Dec 14UV 8
UV index (midday)Level
Jan9Very high
Feb12Extreme
Mar13Extreme
Apr13Extreme
May10Extreme
Jun11Extreme
Jul8Very high
Aug10Extreme
Sep11Extreme
Oct10Extreme
Nov8Very high
Dec8Very high

Air quality in Al Hilāliyya 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 Al Hilāliyya is worst in March — around 58 µg/m³ PM2.5 (unhealthy), about 2.6× the cleanest month (August, 23 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyPoorModeratePoorMar 1457 µg/m³Aug 1023 µg/m³
PM2.5 (µg/m³)Level
Jan55Poor
Feb55Poor
Mar58Unhealthy
Apr52Poor
May46Poor
Jun33Moderate
Jul23Moderate
Aug23Moderate
Sep33Moderate
Oct41Poor
Nov39Poor
Dec46Poor
Location & terrain

Where is Al Hilāliyya?

Al Hilāliyya sits at 14.9°N, 33.2°E, 398 m above sea level, in Sudan. The nearest listed city is Al Hasaheisa, 22 km away.

KhartoumAl-Quṭaynah

Topography around Al Hilāliyya

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

Within 3 km, the terrain around Al Hilāliyya has only modest variations in elevation — a maximum elevation change of 20 m around an average of 396 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 23 m; within 80 km, only modest variations in elevation — a maximum elevation change of 180 m.

The land around Al Hilāliyya is covered by cropland (39%) and bare terrain (32%) within 3 km, cropland (72%) within 16 km, and cropland (57%) and grassland (23%) within 80 km.

3 km
20 m
16 km
23 m
80 km
180 m
treesgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Al Hasaheisa 22 km · Rufā‘a 25 km · Wad Medani 67 km · Al Manāqil 82 km · Al Qiţena 94 km · Kināna 101 km · Khartoum 101 km · Al-Quṭaynah 106 km

Sudan travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type C / D / F / G
230 V · 50 Hz
Prices
≈ 215% of US
price level, 2025
GDP per capita
$1,165
2025
Happiness
4.1 / 10
World Happiness, 2017
Homicide rate
5.1
per 100k, 2008
Road deaths
26.8
per 100k/yr, 2019
Income group
Low
World Bank
English
Very low
EF EPI 421

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 Al Hilāliyya (14.9398°, 33.234°, elevation 398 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).