Khulayş weather in January

In January, Khulayş sees average daytime highs of 29°C and overnight lows near 19°C, with 20 mm of rain across 2.3 wet days and about 10.8 hours of daylight. It is the 12th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 72% of the time in January, and the air most often feels dry.

Daylight stretches from about 10 h 42 min at the start of January to 11 hours by month's end. Set against the rest of the year, January is Khulayş's 12th-clearest and 5th-windiest month. For the whole year in context, see Khulayş's year-round climate.

Daytime high
29°
12th warmest
Overnight low
19°
1st coldest
Rainfall
20 mm
2.3 wet days
Daylight
10 h 48 min
7:09 AM – 5:55 PM
Cloud cover
27%
12th clearest
Wind
13 km/h
5th windiest
Solar energy
4.52 kWh/m²
Travel score
6.9
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical January day in Khulayş reaches about 29°C in the afternoon and slips back to 19°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 33°C. Set against its neighbours, January runs about 2°C cooler than December and about 1°C cooler than February.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13019
22919
32919
42919
52919
62919
72919
82919
92919
102919
112919
122919
132919
142919
152918
162918
172918
182918
192918
202918
212918
222918
232918
242918
252918
262919
272919
282919
292919
302919
313019

How January really feels in Khulayş

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.

Khulayş weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 19°202.310.86.9
Feb30° / 19°30.511.26.5
Mar33° / 21°6111.84.9
Apr36° / 23°6112.52.7
May39° / 25°20.8130.7
Jun40° / 27°00.113.30.0
Jul40° / 28°00.113.20.0
Aug40° / 29°00.112.80.0
Sep40° / 27°10.212.10.2
Oct38° / 25°41.311.51.3
Nov34° / 23°252.310.94.1
Dec31° / 20°12210.76.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 72% of the time in January, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 12% of January, with mostly cloudy or overcast conditions the remaining 16%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18317
28317
38218
48119
58119
68119
78119
88119
98119
108119
118119
128218
138218
148218
158317
168416
178416
188416
198416
208515
218515
228515
238515
248614
258713
268713
278713
288713
298713
308812
318812

Chance of precipitation in January

Any precipitation

Khulayş gets around 20 mm of rain over 2.3 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 8% and peaks near 9% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
18
28
38
48
59
69
79
89
99
109
119
129
139
149
159
169
178
188
198
207
217
227
236
246
256
266
275
285
295
305
314

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 47% of days. Sticky, muggy-or-worse air turns up on roughly 14% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1322724143
2332723143
3352722142
4362622142
5372621142
6392520142
7412520131
8422519131
9442418131
10462317131
11472317121
12492316120
13502216120
14522215110
15522215110
16532115110
17532115110
18532115110
19532115110
20532115110
21522115120
22522115120
23512116120
24522016120
25512016130
26512016130
27492016140
28482016150
29482016150
30472016160
31462016161

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 13 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
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 10 h 42 min at the start of January to 11 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over January. Sunrise moves from 7:06 AM to 7:07 AM, and sunset from 5:46 PM to 6:05 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.77:065:46
210.77:065:46
310.77:065:47
410.77:075:48
510.77:075:48
610.77:075:49
710.77:075:50
810.77:085:50
910.77:085:51
1010.77:085:51
1110.77:085:52
1210.77:085:53
1310.87:085:53
1410.87:085:54
1510.87:095:55
1610.87:095:55
1710.87:095:56
1810.87:095:57
1910.87:095:57
2010.87:095:58
2110.87:085:59
2210.97:085:59
2310.97:086:00
2410.97:086:01
2510.97:086:02
2610.97:086:02
2710.97:086:03
2810.97:076:03
2910.97:076:04
3011.07:076:05
3111.07:076:05

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.52 kWh/m².

For context, solar energy here swings from a low near 4.36 kWh/m² to a high of 7.53 kWh/m² in May across the year — January's 4.52 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.3Bright
24.3Bright
34.3Bright
44.3Bright
54.3Bright
64.3Bright
74.4Bright
84.4Bright
94.4Bright
104.4Bright
114.4Bright
124.4Bright
134.5Bright
144.5Bright
154.5Bright
164.5Bright
174.5Bright
184.6Bright
194.6Bright
204.6Bright
214.6Bright
224.7Bright
234.7Bright
244.7Bright
254.8Bright
264.8Bright
274.8Bright
284.8Bright
294.9Bright
304.9Bright
314.9Bright
Planning a trip in January

Hazard calendar for Khulayş

In seasonPeak

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

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

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

Is January a good time to visit Khulayş?

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

6.9
Sightseeing
1st-best month of the year
8.8
Beach & pool
2nd-best month of the year

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

What to pack for Khulayş in January

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

In January, Khulayş sees daytime highs around 29°C and nights near 19°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

Sea temperature near Khulayş in January

The nearest coast averages about 26°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 32 km away) is warmest in August at about 31°C and coldest in February near 25°C.

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

24°26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb25Warm
Mar25Warm
Apr27Warm
May28Tropical
Jun29Tropical
Jul30Tropical
Aug31Tropical
Sep31Tropical
Oct31Tropical
Nov29Tropical
Dec27Warm

UV index in Khulayş in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Khulayş peaks around July 10 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highModerateJul 10UV 11Dec 16UV 4
UV index (midday)Level
Jan7High
Feb8Very high
Mar10Very high
Apr11Extreme
May10Extreme
Jun11Extreme
Jul11Extreme
Aug10Very high
Sep10Very high
Oct9Very high
Nov6High
Dec4Moderate

Air quality in Khulayş 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 Khulayş is worst in March — around 40 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateMar 2339 µg/m³Nov 925 µg/m³
PM2.5 (µg/m³)Level
Jan39Poor
Feb37Poor
Mar40Poor
Apr39Poor
May32Moderate
Jun28Moderate
Jul27Moderate
Aug28Moderate
Sep27Moderate
Oct25Moderate
Nov25Moderate
Dec36Poor
Location & terrain

Where is Khulayş?

Khulayş sits at 22.2°N, 39.3°E, 67 m above sea level, in Saudi Arabia. The nearest listed city is Thuwal, 26 km away.

Ta'ifAsh ShafāBadr Ḩunayn

Topography around Khulayş

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

Within 3 km, the terrain around Khulayş has only modest variations in elevation — a maximum elevation change of 106 m around an average of 64 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 312 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,610 m.

The land around Khulayş is covered by bare terrain (94%) within 3 km, bare terrain (99%) within 16 km, and bare terrain (72%) and water (25%) within 80 km.

3 km
106 m
16 km
312 m
80 km
1,610 m
artificial surfacesbare terrainwater
January weather nearby: Thuwal 26 km · Al Jumūm 71 km · Jeddah 75 km · Rābigh 77 km · Mecca 96 km · Ta'if 150 km · Ash Shafā 159 km · Badr Ḩunayn 189 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 Khulayş (22.1555°, 39.3201°, elevation 67 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).