Az Zulfī weather in December

In December, Az Zulfī sees average daytime highs of 21°C and overnight lows near 10°C, with 15 mm of rain across 2.7 wet days and about 10.4 hours of daylight. It is the 11th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 22°C in the first days to 20°C by the end. The sky is clear or mostly clear about 67% of the time in December, and the air most often feels dry.

Daylight stretches from about 10 h 30 min at the start of December to 10 h 24 min by month's end. Set against the rest of the year, December is Az Zulfī's 10th-clearest and 9th-windiest month. For the whole year in context, see Az Zulfī's year-round climate.

Daytime high
21°
11th warmest
Overnight low
10°
2nd coldest
Rainfall
15 mm
2.7 wet days
Daylight
10 h 24 min
6:46 AM – 5:08 PM
Cloud cover
30%
10th clearest
Wind
14 km/h
9th windiest
Solar energy
3.98 kWh/m²
Travel score
8.0
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 22°C in the first days to 20°C by the end.

A typical December day in Az Zulfī reaches about 21°C in the afternoon and slips back to 10°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 26°C. Set against its neighbours, December runs about 6°C cooler than November and about 2°C warmer than January.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12212
22211
32211
42211
52211
62111
72111
82111
92110
102110
112110
122110
132110
142110
152010
162010
172010
18209
19209
20209
21209
22209
23209
24209
25209
26209
27209
28209
29209
30209
31209

How December really feels in Az Zulfī

Once humidity and wind are folded in, December 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

December sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Az Zulfī weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan19° / 18310.57.7
Feb22° / 10°101.611.18.6
Mar26° / 14°152.611.88.2
Apr32° / 19°172.612.65.0
May38° / 24°20.513.31.5
Jun41° / 27°0013.60.0
Jul42° / 27°0013.50.0
Aug43° / 28°0012.90.0
Sep40° / 25°0012.20.4
Oct34° / 20°20.311.43.8
Nov26° / 15°283.510.77.9
Dec21° / 10°152.710.48.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 67% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 11% of December, with mostly cloudy or overcast conditions the remaining 22%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17624
27624
37723
47723
57723
67822
77723
87723
97921
107921
117921
127921
137921
147921
157921
167921
177921
187921
197921
207921
217921
227921
237921
247921
257921
267822
277822
287723
297723
307624
317624

Chance of precipitation in December

Any precipitation

Az Zulfī gets around 15 mm of rain over 2.7 wet days in December. 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 14% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
114
213
313
412
511
611
711
810
910
109
119
129
139
149
159
169
179
189
199
209
219
228
238
248
258
268
278
288
298
308
318

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the dry band about 95% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
18893
28983
38983
49073
59163
69262
79262
89352
99451
109541
119541
129541
139640
149640
159640
169640
179640
189640
199730
209730
219730
229730
239730
249820
259820
269820
279820
289910
299910
309910
319910

Wind in December

Winds average 14 km/h in December.

Across December, daily wind ranges from about 14 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2914light breeze
3014light breeze
3114light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 10 h 30 min at the start of December to 10 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over December. Sunrise moves from 6:36 AM to 6:53 AM, and sunset from 5:05 PM to 5:15 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.56:365:05
210.56:375:05
310.46:385:05
410.46:385:05
510.46:395:05
610.46:405:05
710.46:415:05
810.46:415:05
910.46:425:06
1010.46:425:06
1110.46:435:06
1210.46:445:06
1310.46:445:07
1410.46:455:07
1510.46:465:07
1610.46:465:08
1710.46:475:08
1810.46:475:08
1910.46:485:09
2010.46:485:09
2110.46:495:10
2210.46:495:10
2310.46:505:11
2410.46:505:11
2510.46:515:12
2610.46:515:12
2710.46:515:13
2810.46:525:13
2910.46:525:14
3010.46:525:14
3110.46:535:15

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 3.98 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.98 kWh/m² to a high of 7.85 kWh/m² in June across the year — December's 3.98 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.0Bright
24.0Bright
34.0Bright
44.0Bright
54.0Bright
64.0Bright
74.0Bright
84.0Bright
94.0Bright
104.0Bright
114.0Moderate
124.0Moderate
134.0Moderate
144.0Moderate
154.0Moderate
164.0Moderate
174.0Moderate
183.9Moderate
193.9Moderate
203.9Moderate
213.9Moderate
223.9Moderate
233.9Moderate
243.9Moderate
253.9Moderate
263.9Moderate
273.9Moderate
284.0Moderate
294.0Moderate
304.0Moderate
314.0Moderate
Planning a trip in December

Hazard calendar for Az Zulfī

In seasonPeak

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

Az Zulfī sees seasonal dust haze (February–September), heaviest in May.

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

Is December a good time to visit Az Zulfī?

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

8.0
Sightseeing
3rd-best month of the year
4.5
Beach & pool
7th-best month of the year

December is one of the better times to visit Az Zulfī for general sightseeing.

What to pack for Az Zulfī in December

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

In December, Az Zulfī sees daytime highs around 21°C and nights near 10°C. Little to plan around — just the basics.

UV index in Az Zulfī in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Az Zulfī peaks around July 17 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 5 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highHighVery highExtremeVery highHighModerateJul 17UV 12Dec 19UV 5
UV index (midday)Level
Jan5Moderate
Feb7High
Mar8Very high
Apr6High
May9Very high
Jun11Extreme
Jul12Extreme
Aug11Extreme
Sep10Very high
Oct8Very high
Nov6High
Dec5Moderate

Air quality in Az Zulfī in December

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where December falls, not just the annual average.

Air quality in Az Zulfī is worst in March — around 98 µg/m³ PM2.5 (unhealthy), about 1.9× the cleanest month (September, 52 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorUnhealthyMar 2097 µg/m³Sep 2053 µg/m³
PM2.5 (µg/m³)Level
Jan68Unhealthy
Feb77Unhealthy
Mar98Unhealthy
Apr89Unhealthy
May88Unhealthy
Jun63Unhealthy
Jul60Unhealthy
Aug59Unhealthy
Sep52Poor
Oct54Poor
Nov61Unhealthy
Dec65Unhealthy
Location & terrain

Where is Az Zulfī?

Az Zulfī sits at 26.3°N, 44.8°E, 620 m above sea level, in Saudi Arabia. The nearest listed city is Al Mithnab, 77 km away.

‘Uyūn al Jiwā’Al Khabrā’Shaqra

Topography around Az Zulfī

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

Within 3 km, the terrain around Az Zulfī has only modest variations in elevation — a maximum elevation change of 94 m around an average of 623 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 165 m; within 80 km, significant variations in elevation — a maximum elevation change of 342 m.

The land around Az Zulfī is covered by artificial surfaces (54%) and bare terrain (37%) within 3 km, bare terrain (92%) within 16 km, and bare terrain (98%) within 80 km.

3 km
94 m
16 km
165 m
80 km
342 m
treesshrubscroplandartificial surfacesbare terrain
December weather nearby: Al Mithnab 77 km · Buraydah 84 km · Unaizah 84 km · Al Badā’i‘ al Wusţá 113 km · Al Bukayrīyah 117 km · ‘Uyūn al Jiwā’ 120 km · Al Khabrā’ 121 km · Shaqra 126 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 Az Zulfī (26.2995°, 44.8154°, elevation 620 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).