Obock weather in September

In September, Obock sees average daytime highs of 33°C and overnight lows near 29°C, with 13 mm of rain across 2.6 wet days and about 12.1 hours of daylight. It is the 4th-warmest and 10th-wettest month of the year here.

Highs ease over the month, from about 34°C in the first days to 32°C by the end. The sky is clear or mostly clear about 81% of the time in September, and the air most often feels miserable.

Daylight stretches from about 12 h 12 min at the start of September to 11 h 54 min by month's end. Set against the rest of the year, September is Obock's 1st-clearest and 11th-windiest month. For the whole year in context, see Obock's year-round climate.

Daytime high
33°
4th warmest
Overnight low
29°
9th coldest
Rainfall
13 mm
2.6 wet days
Daylight
12 h 06 min
5:59 AM – 6:03 PM
Cloud cover
22%
1st clearest
Wind
11 km/h
11th windiest
Solar energy
6.1 kWh/m²
Travel score
4.6
out of 10

Obock is city.

Density
7,714/km²
people per km²

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 34°C in the first days to 32°C by the end.

A typical September day in Obock reaches about 33°C in the afternoon and slips back to 29°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 34°C. Set against its neighbours, September runs about 1°C cooler than August and about 3°C warmer than October.

25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13430
23430
33430
43430
53430
63430
73430
83330
93330
103330
113330
123330
133330
143330
153330
163330
173329
183329
193329
203329
213229
223229
233229
243229
253229
263229
273229
283228
293228
303128

How September really feels in Obock

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
25 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.

Obock 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
Jan25° / 23°308.311.47.4
Feb26° / 23°175.611.67.7
Mar27° / 24°256.911.97.3
Apr29° / 26°235.912.36.3
May32° / 28°163.912.55.0
Jun34° / 30°20.312.73.6
Jul35° / 30°81.312.63.3
Aug34° / 30°183.612.43.8
Sep33° / 29°132.612.14.6
Oct30° / 27°316.411.76.0
Nov27° / 25°317.611.47.2
Dec26° / 24°307.511.37.6

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 81% of the time in September, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 9% of September, with mostly cloudy or overcast conditions the remaining 10%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1919
2919
3919
4919
5919
6919
7919
8919
9919
10919
11919
12919
13919
14919
159010
169010
179010
189010
199010
209010
218911
228911
238911
248911
258812
268812
278812
288812
298812
308713

Chance of precipitation in September

Any precipitation

Obock gets around 13 mm of rain over 2.6 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 9% and peaks near 16% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
18
28
38
48
58
67
77
87
96
106
116
126
136
146
156
167
177
188
198
209
219
2210
2311
2412
2512
2613
2714
2815
2915
3016

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the miserable band about 68% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)Miserable (%)
124355
224256
324157
424058
523959
623959
723860
823662
923563
1023464
1123365
1223266
1323068
1422969
1522771
1622672
1722474
1822375
1922276
2022276
2122177
2222177
2322177
2422276
2522375
2622474
2732572
2832770
2942967
3043165

Wind in September

Winds average 11 km/h in September.

Across September, daily wind ranges from about 9 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
113light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612calm
712calm
812calm
912calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
279calm
289calm
2910calm
3010calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 12 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 18 minutes over September. Sunrise moves from 6:00 AM to 5:59 AM, and sunset from 6:14 PM to 5:53 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:006:14
212.26:006:13
312.26:006:12
412.26:006:12
512.26:006:11
612.25:596:10
712.25:596:09
812.25:596:09
912.15:596:08
1012.15:596:07
1112.15:596:07
1212.15:596:06
1312.15:596:05
1412.15:596:05
1512.15:596:04
1612.15:596:03
1712.15:596:02
1812.05:596:02
1912.05:596:01
2012.05:596:00
2112.05:596:00
2212.05:595:59
2312.05:595:58
2412.05:595:57
2512.05:595:57
2612.05:595:56
2711.95:595:55
2811.95:595:55
2911.95:595:54
3011.95:595:53

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.1 kWh/m².

For context, solar energy here swings from a low near 5.1 kWh/m² to a high of 6.75 kWh/m² in April across the year — September's 6.1 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
116.1Intense
126.1Intense
136.1Intense
146.1Intense
156.1Intense
166.1Intense
176.1Intense
186.1Intense
196.1Intense
206.1Intense
216.1Intense
226.1Intense
236.0Intense
246.0Intense
256.0Intense
266.0Intense
276.0Intense
286.0Intense
296.0Intense
306.0Intense
Planning a trip in September

Hazard calendar for Obock

In seasonPeak

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

Obock sees seasonal dust haze (May–September), heaviest in July.

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

Is September a good time to visit Obock?

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

4.6
Sightseeing
9th-best month of the year
7.9
Beach & pool
3rd-best month of the year

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

What to pack for Obock in September

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

In September, Obock sees daytime highs around 33°C and nights near 29°C. Pack light clothes and sun protection.

light clothessun protection

Sea temperature near Obock in September

The nearest coast averages about 31°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 14 km away) is warmest in June at about 31°C and coldest in February near 26°C.

The water stays above 20°C all year — warm enough for a swim any month.

24°26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb26Warm
Mar27Warm
Apr29Tropical
May31Tropical
Jun31Tropical
Jul30Tropical
Aug30Tropical
Sep31Tropical
Oct30Tropical
Nov29Tropical
Dec27Warm

UV index in Obock 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 Obock peaks around March 23 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 12 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 highMar 23UV 13Dec 12UV 8
UV index (midday)Level
Jan10Extreme
Feb12Extreme
Mar13Extreme
Apr13Extreme
May12Extreme
Jun11Extreme
Jul9Very high
Aug10Extreme
Sep11Extreme
Oct10Extreme
Nov9Very high
Dec8Very high

Air quality in Obock 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 Obock is worst in August — around 48 µg/m³ PM2.5 (poor), about 2.8× the cleanest month (October, 17 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateAug 948 µg/m³Oct 2417 µg/m³
PM2.5 (µg/m³)Level
Jan25Moderate
Feb27Moderate
Mar27Moderate
Apr23Moderate
May23Moderate
Jun40Poor
Jul48Poor
Aug48Poor
Sep33Moderate
Oct17Moderate
Nov17Moderate
Dec20Moderate
Location & terrain

Where is Obock?

Obock sits at 12.0°N, 43.3°E, 13 m above sea level, in Djibouti. The nearest listed city is Djibouti, 45 km away.

DjiboutiTadjouraBalbalaArtaSaylacAli SabihDikhil

Topography around Obock

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

Within 3 km, the terrain around Obock has only modest variations in elevation — a maximum elevation change of 54 m around an average of 12 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 336 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,770 m.

The land around Obock is covered by bare terrain (50%) and water (48%) within 3 km, water (53%) and bare terrain (46%) within 16 km, and bare terrain (48%) and water (47%) within 80 km.

3 km
54 m
16 km
336 m
80 km
1,770 m
shrubsgrasslandartificial surfacesbare terrainwater
September weather nearby: Djibouti 45 km · Tadjoura 48 km · Balbala 49 km · Arta 68 km · Saylac 71 km · Ali Sabih 110 km · Assab 130 km · Dikhil 139 km

Djibouti travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / E
220 V · 50 Hz
Prices
≈ 46% of US
price level, 2025
GDP per capita
$3,906
2025
Happiness
4.4 / 10
World Happiness, 2014
Road deaths
23.5
per 100k/yr, 2019
Income group
Lower middle
World Bank
Religion
Sunni Muslim 94%other 6%

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 Obock (11.9669°, 43.2884°, elevation 13 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).