Ad Dir‘īyah weather in January

In January, Ad Dir‘īyah sees average daytime highs of 20°C and overnight lows near 9°C, with 13 mm of rain across 2.4 wet days and about 10.6 hours of daylight. It is the 12th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 20°C through the month. The sky is clear or mostly clear about 70% of the time in January, and the air most often feels dry.

Daylight stretches from about 10 h 30 min at the start of January to 10 h 48 min by month's end. Set against the rest of the year, January is Ad Dir‘īyah's 11th-clearest and 8th-windiest month. For the whole year in context, see Ad Dir‘īyah's year-round climate.

Daytime high
20°
12th warmest
Overnight low
1st coldest
Rainfall
13 mm
2.4 wet days
Daylight
10 h 36 min
6:45 AM – 5:22 PM
Cloud cover
28%
11th clearest
Wind
12 km/h
8th windiest
Solar energy
4.38 kWh/m²
Travel score
8.0
out of 10

Ad Dir‘īyah is city in Saudi Arabia.

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 20°C through the month.

A typical January day in Ad Dir‘īyah reaches about 20°C in the afternoon and slips back to 9°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 25°C. Set against its neighbours, January runs about 2°C cooler than December and about 3°C cooler than February.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
1209
2209
3209
4209
5209
6209
7209
8209
9199
10199
11199
12199
13199
14199
15199
16199
17199
18199
19199
20199
21209
22209
23209
24209
25209
26209
27209
28209
29219
30219
312110

How January really feels in Ad Dir‘īyah

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.

Ad Dir‘īyah weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan20° / 132.410.68.0
Feb23° / 11°71.611.18.8
Mar27° / 15°142.411.88.0
Apr33° / 20°173.112.64.6
May38° / 26°30.713.21.2
Jun41° / 28°0013.50.0
Jul42° / 29°0013.40.0
Aug42° / 29°0012.90.0
Sep39° / 26°0012.20.6
Oct34° / 21°10.311.44.2
Nov26° / 15°142.510.88.1
Dec21° / 11°112.110.58.4

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 70% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 11% of January, with mostly cloudy or overcast conditions the remaining 19%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18020
28020
37822
47822
57822
67723
77723
87723
97723
107723
117723
127723
137822
147921
157921
168020
178119
188119
198218
208317
218317
228416
238416
248515
258614
268614
278614
288713
298713
308713
318812

Chance of precipitation in January

Any precipitation

Ad Dir‘īyah gets around 13 mm of rain over 2.4 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 10% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
16
27
37
47
58
68
79
89
99
109
1110
1210
1310
149
159
169
179
188
198
208
217
227
237
246
256
266
276
286
295
305
315

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 (%)
1982
2982
3982
4982
5982
6982
7982
8982
9982
10982
11982
12982
13991
14991
15991
16991
17991
18991
19991
20991
21991
22991
23991
24991
25991
26991
27991
28991
29991
30991
31991

Wind in January

Winds average 12 km/h in January.

Across January, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112calm
212calm
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light 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 30 min at the start of January to 10 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over January. Sunrise moves from 6:42 AM to 6:42 AM, and sunset from 5:12 PM to 5:33 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.56:425:12
210.56:435:12
310.56:435:13
410.56:435:14
510.56:435:14
610.56:445:15
710.56:445:15
810.56:445:16
910.56:445:17
1010.66:445:17
1110.66:445:18
1210.66:445:19
1310.66:445:20
1410.66:455:20
1510.66:455:21
1610.66:455:22
1710.66:455:22
1810.66:445:23
1910.76:445:24
2010.76:445:25
2110.76:445:25
2210.76:445:26
2310.76:445:27
2410.76:445:27
2510.76:445:28
2610.86:435:29
2710.86:435:30
2810.86:435:30
2910.86:425:31
3010.86:425:32
3110.86:425:33

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.38 kWh/m².

For context, solar energy here swings from a low near 4.21 kWh/m² to a high of 7.74 kWh/m² in June across the year — January's 4.38 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.2Bright
24.2Bright
34.2Bright
44.2Bright
54.2Bright
64.2Bright
74.2Bright
84.2Bright
94.2Bright
104.2Bright
114.3Bright
124.3Bright
134.3Bright
144.3Bright
154.3Bright
164.3Bright
174.4Bright
184.4Bright
194.4Bright
204.5Bright
214.5Bright
224.5Bright
234.5Bright
244.6Bright
254.6Bright
264.7Bright
274.7Bright
284.7Bright
294.8Bright
304.8Bright
314.8Bright
Planning a trip in January

Hazard calendar for Ad Dir‘īyah

In seasonPeak

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

Ad Dir‘īyah sees seasonal dust haze (February–September), heaviest in May.

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

Is January a good time to visit Ad Dir‘īyah?

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

8.0
Sightseeing
4th-best month of the year
4.0
Beach & pool
8th-best month of the year

January is one of the better times to visit Ad Dir‘īyah for general sightseeing.

What to pack for Ad Dir‘īyah in January

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

In January, Ad Dir‘īyah sees daytime highs around 20°C and nights near 9°C. Little to plan around — just the basics.

UV index in Ad Dir‘īyah in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ad Dir‘īyah peaks around July 19 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 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 19UV 11Dec 14UV 4
UV index (midday)Level
Jan6High
Feb8Very high
Mar9Very high
Apr7Very high
May10Extreme
Jun10Very high
Jul12Extreme
Aug11Extreme
Sep9Very high
Oct8Very high
Nov5Moderate
Dec4Moderate

Air quality in Ad Dir‘īyah 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 Ad Dir‘īyah is worst in March — around 93 µg/m³ PM2.5 (unhealthy), about 1.8× the cleanest month (October, 51 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorUnhealthyMar 2192 µg/m³Oct 1352 µg/m³
PM2.5 (µg/m³)Level
Jan68Unhealthy
Feb75Unhealthy
Mar93Unhealthy
Apr89Unhealthy
May85Unhealthy
Jun71Unhealthy
Jul70Unhealthy
Aug65Unhealthy
Sep54Poor
Oct51Poor
Nov59Unhealthy
Dec63Unhealthy
Location & terrain

Where is Ad Dir‘īyah?

Ad Dir‘īyah sits at 24.8°N, 46.5°E, 600 m above sea level, in Saudi Arabia. The nearest listed city is ‘Irqah, 11 km away.

ShaqraḤawṭah Banī TamīmAd Dawādimī

Topography around Ad Dir‘īyah

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Ad Dir‘īyah.

Within 3 km, the terrain around Ad Dir‘īyah has only modest variations in elevation — a maximum elevation change of 110 m around an average of 691 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 328 m; within 80 km, large variations in elevation — a maximum elevation change of 656 m.

The land around Ad Dir‘īyah is covered by bare terrain (72%) within 3 km, bare terrain (68%) and artificial surfaces (29%) within 16 km, and bare terrain (94%) within 80 km.

3 km
110 m
16 km
328 m
80 km
656 m
treesshrubscroplandartificial surfacesbare terrain
January weather nearby: ‘Irqah 11 km · Riyadh 20 km · Al Kharj 104 km · Ad Dilam 106 km · Rumāḩ 110 km · Shaqra 141 km · Ḥawṭah Banī Tamīm 144 km · Ad Dawādimī 219 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 Ad Dir‘īyah (24.7519°, 46.5387°, elevation 600 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).