Al Khafjī weather in September

In September, Al Khafjī sees average daytime highs of 40°C and overnight lows near 28°C, with 0 mm of rain across 0 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 42°C in the first days to 38°C by the end. The sky is clear or mostly clear about 99% of the time in September, and the air most often feels dry.

Daylight stretches from about 12 h 36 min at the start of September to 11 h 48 min by month's end. Set against the rest of the year, September is Al Khafjī's 1st-clearest and 11th-windiest month. For the whole year in context, see Al Khafjī's year-round climate.

Daytime high
40°
4th warmest
Overnight low
28°
9th coldest
Rainfall
0 mm
0 wet days
Daylight
12 h 12 min
5:35 AM – 5:45 PM
Cloud cover
2%
1st clearest
Wind
16 km/h
11th windiest
Solar energy
6.37 kWh/m²
Travel score
0.4
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 42°C in the first days to 38°C by the end.

A typical September day in Al Khafjī reaches about 40°C in the afternoon and slips back to 28°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 38°C and 42°C. Set against its neighbours, September runs about 3°C cooler than August and about 5°C warmer than October.

20°25°30°35°40°45°151015202530
Avg high (°C)Avg low (°C)
14230
24230
34230
44130
54130
64130
74130
84130
94129
104129
114129
124129
134029
144029
154028
164028
174028
184028
194028
204028
213927
223927
233927
243927
253927
263927
273827
283826
293826
303826

How September really feels in Al Khafjī

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
23 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 Khafjī 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
Jan19° / 11°294.210.47.4
Feb21° / 12°142.7118.1
Mar25° / 16°162.411.88.6
Apr31° / 21°61.412.75.9
May37° / 27°20.213.42.1
Jun42° / 31°0013.80.0
Jul43° / 32°0013.60.0
Aug43° / 32°00130.0
Sep40° / 28°0012.20.4
Oct35° / 24°20.411.33.5
Nov27° / 18°29310.67.8
Dec21° / 13°254.110.27.9

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 99% of the time in September, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 0% of September, with mostly cloudy or overcast conditions the remaining 0%.

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
201000
211000
221000
231000
241000
25991
26982
27982
28982
29982
30982

Chance of precipitation in September

Any precipitation

Al Khafjī gets around 0 mm of rain over 0 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 35% of days. Sticky, muggy-or-worse air turns up on roughly 20% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
12926181198
23026181188
33126171187
43226171077
53326171077
63426161076
73527161066
83627161066
9372815965
10372815965
11382815955
12382915954
133829151054
143829151054
153729151054
163729151053
173729161053
183629161053
193629171053
203530171053
213430181053
223430181053
233330181053
243330191053
253330191054
26333019954
27332919954
28342919954
29352919953
30352919863

Wind in September

Winds average 16 km/h in September.

Across September, daily wind ranges from about 15 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
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 36 min at the start of September to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 48 minutes over September. Sunrise moves from 5:28 AM to 5:43 AM, and sunset from 6:04 PM to 5:28 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.65:286:04
212.65:286:02
312.55:296:01
412.55:296:00
512.55:305:59
612.55:305:58
712.45:315:56
812.45:315:55
912.45:325:54
1012.35:325:53
1112.35:335:52
1212.35:335:50
1312.35:345:49
1412.25:345:48
1512.25:355:47
1612.25:355:45
1712.15:365:44
1812.15:365:43
1912.15:375:42
2012.15:375:40
2112.05:385:39
2212.05:385:38
2312.05:395:37
2411.95:395:35
2511.95:405:34
2611.95:405:33
2711.85:415:32
2811.85:415:31
2911.85:425:29
3011.85:435:28

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.37 kWh/m².

For context, solar energy here swings from a low near 3.51 kWh/m² to a high of 7.67 kWh/m² in June across the year — September's 6.37 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
126.5Intense
136.5Intense
146.4Intense
156.4Intense
166.4Intense
176.3Intense
186.3Intense
196.3Intense
206.2Intense
216.2Intense
226.2Intense
236.1Intense
246.1Intense
256.1Intense
266.0Intense
276.0Bright
286.0Bright
295.9Bright
305.9Bright
Planning a trip in September

Hazard calendar for Al Khafjī

In seasonPeak

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

Al Khafjī sees seasonal dust haze (February–August), heaviest in May.

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

Is September a good time to visit Al Khafjī?

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

0.4
Sightseeing
9th-best month of the year
3.3
Beach & pool
8th-best month of the year

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

What to pack for Al Khafjī in September

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

In September, Al Khafjī sees daytime highs around 40°C and nights near 28°C. Pack light clothes and sun protection.

light clothessun protection

Sea temperature near Al Khafjī in September

The nearest coast averages about 32°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 15 km away) is warmest in August at about 33°C and coldest in February near 17°C.

It's comfortable for a long swim from Apr 1 to Dec 27 — about 8.9 months when the water holds above 20°C.

15°20°25°30°35°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan18Cool
Feb17Cool
Mar18Cool
Apr22Refreshing
May26Warm
Jun30Tropical
Jul32Tropical
Aug33Tropical
Sep32Tropical
Oct29Tropical
Nov26Warm
Dec21Refreshing

UV index in Al Khafjī in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 8 (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 Khafjī peaks around June 23 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJun 23UV 10Dec 23UV 3
UV index (midday)Level
Jan4Moderate
Feb4Moderate
Mar6High
Apr5Moderate
May8Very high
Jun10Very high
Jul10Very high
Aug9Very high
Sep8Very high
Oct7High
Nov5Moderate
Dec3Moderate

Air quality in Al Khafjī 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 Khafjī is worst in July — around 67 µg/m³ PM2.5 (unhealthy), about 1.8× the cleanest month (November, 38 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyPoorJul 1266 µg/m³Nov 1739 µg/m³
PM2.5 (µg/m³)Level
Jan53Poor
Feb50Poor
Mar52Poor
Apr56Unhealthy
May56Unhealthy
Jun65Unhealthy
Jul67Unhealthy
Aug60Unhealthy
Sep56Unhealthy
Oct49Poor
Nov38Poor
Dec47Poor
Location & terrain

Where is Al Khafjī?

Al Khafjī sits at 28.4°N, 48.5°E, 3 m above sea level, in Saudi Arabia. The nearest listed city is Al Faḩāḩīl, 80 km away.

Topography around Al Khafjī

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

Within 3 km, the terrain around Al Khafjī has only modest variations in elevation — a maximum elevation change of 12 m around an average of 3 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 40 m; within 80 km, only modest variations in elevation — a maximum elevation change of 236 m.

The land around Al Khafjī is covered by artificial surfaces (39%), bare terrain (36%) and water (25%) within 3 km, water (50%) and bare terrain (46%) within 16 km, and bare terrain (55%) and water (44%) within 80 km.

3 km
12 m
16 km
40 m
80 km
236 m
artificial surfacesbare terrainwater
September weather nearby: Al Faḩāḩīl 80 km · Al Manqaf 81 km · Ahmadi 81 km · Al Mahbūlah 86 km · Ar Riqqah 88 km · Al Finţās 89 km · Mubarak al-Kabeer 92 km · Şabāḩ as Sālim 100 km

Saudi Arabia travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type G
230 V · 60 Hz
Prices
≈ 47% of US
price level, 2025
GDP per capita
$34,537
2025
Happiness
6.8 / 10
World Happiness, 2025
Homicide rate
0.9
per 100k, 2019
Road deaths
35.9
per 100k/yr, 2019
Income group
High
World Bank
English
Very low
EF EPI 404

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 Khafjī (28.4391°, 48.4913°, elevation 3 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).