Najran weather in December

In December, Najran sees average daytime highs of 25°C and overnight lows near 10°C, with 0 mm of rain across 0 wet days and about 11 hours of daylight. It is the 11th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 25°C through the month. The sky is clear or mostly clear about 87% of the time in December, and the air most often feels dry.

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

Daytime high
25°
11th warmest
Overnight low
10°
2nd coldest
Rainfall
0 mm
0 wet days
Daylight
11 hours
6:31 AM – 5:28 PM
Cloud cover
13%
1st clearest
Wind
9 km/h
12th windiest
Solar energy
5.46 kWh/m²
Travel score
9.5
out of 10

Najran is City in the southeast of Saudi Arabia.

Founded
~1999 BCE

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 25°C through the month.

A typical December day in Najran reaches about 25°C in the afternoon and slips back to 10°C overnight — a 15°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 28°C. Set against its neighbours, December runs about 2°C cooler than November and on par with January.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12611
22511
32511
42511
52511
62511
72510
82510
92510
102510
112510
122510
132510
142510
152510
162510
17259
18259
19249
20249
21249
22249
23249
24249
25249
26249
27249
28249
29249
30249
31249

How December really feels in Najran

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.

Najran weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan25° / 20.511.19.3
Feb27° / 12°20.511.48.6
Mar30° / 15°10211.96.5
Apr32° / 18°133.612.44.9
May35° / 21°4112.83.5
Jun37° / 21°10.1132.3
Jul37° / 23°20.412.91.8
Aug37° / 22°20.512.61.9
Sep34° / 20°0012.13.8
Oct30° / 16°30.511.67.1
Nov27° / 12°10.211.29.0
Dec25° / 10°00119.5

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 87% of the time in December, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 7% of December, with mostly cloudy or overcast conditions the remaining 6%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1946
2946
3946
4946
5946
6946
7946
8946
9946
10946
11946
12946
13946
14946
15946
16946
17937
18937
19937
20937
21937
22937
23946
24937
25937
26946
27946
28946
29946
30946
31937

Chance of precipitation in December

Any precipitation

Najran gets around 0 mm of rain over 0 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 0% and peaks near 0% on the wettest days.

0%10%20%30%151015202531
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
310

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 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in December

Winds average 9 km/h in December, the calmest month.

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

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in December

DaylightNight

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

Days grow by about 0 minutes over December. Sunrise moves from 6:22 AM to 6:38 AM, and sunset from 5:24 PM to 5:36 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.06:225:24
211.06:235:24
311.06:245:24
411.06:245:25
511.06:255:25
611.06:255:25
711.06:265:25
811.06:265:26
911.06:275:26
1011.06:285:26
1111.06:285:27
1211.06:295:27
1311.06:295:27
1411.06:305:28
1511.06:305:28
1611.06:315:28
1711.06:315:29
1811.06:325:29
1911.06:325:30
2011.06:335:30
2111.06:335:31
2211.06:345:31
2311.06:345:32
2411.06:355:32
2511.06:355:33
2611.06:365:33
2711.06:365:34
2811.06:365:34
2911.06:375:35
3011.06:375:35
3111.06:385:36

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.46 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 5.46 kWh/m² to a high of 7.41 kWh/m² in May across the year — December's 5.46 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.5Bright
55.5Bright
65.5Bright
75.5Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.5Bright
155.4Bright
165.4Bright
175.4Bright
185.4Bright
195.4Bright
205.4Bright
215.4Bright
225.4Bright
235.4Bright
245.4Bright
255.4Bright
265.4Bright
275.4Bright
285.4Bright
295.4Bright
305.4Bright
315.4Bright
Planning a trip in December

Hazard calendar for Najran

In seasonPeak

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

Najran sees seasonal dust haze (April–August), heaviest in July.

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

Is December a good time to visit Najran?

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

9.5
Sightseeing
1st-best month of the year
8.3
Beach & pool
5th-best month of the year

December is one of the better times to visit Najran for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Najran in December

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

In December, Najran sees daytime highs around 25°C and nights near 10°C. Worth packing: light clothes and sun protection.

light clothessun protection

UV index in Najran in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Najran peaks around April 13 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 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 highApr 13UV 14Dec 14UV 8
UV index (midday)Level
Jan10Very high
Feb12Extreme
Mar13Extreme
Apr14Extreme
May12Extreme
Jun11Extreme
Jul11Extreme
Aug12Extreme
Sep10Extreme
Oct11Extreme
Nov8Very high
Dec8Very high

Air quality in Najran 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 Najran is worst in February — around 50 µg/m³ PM2.5 (poor), about 2.1× the cleanest month (October, 24 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateFeb 1850 µg/m³Oct 2324 µg/m³
PM2.5 (µg/m³)Level
Jan39Poor
Feb50Poor
Mar46Poor
Apr48Poor
May44Poor
Jun47Poor
Jul49Poor
Aug43Poor
Sep35Moderate
Oct24Moderate
Nov25Moderate
Dec28Moderate
Location & terrain

Where is Najran?

Najran sits at 17.5°N, 44.1°E, 1,310 m above sea level, in Saudi Arabia. The nearest listed city is Al Mash‘ilīyah, 46 km away.

Sarāt ‘AbīdahḐamadAbū ‘ArīshŞāmitahAl Ḩazm

Topography around Najran

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

Within 3 km, the terrain around Najran has significant variations in elevation — a maximum elevation change of 452 m around an average of 1,377 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 802 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,717 m.

The land around Najran is covered by bare terrain (60%) and cropland (21%) within 3 km, bare terrain (88%) within 16 km, and bare terrain (97%) within 80 km.

3 km
452 m
16 km
802 m
80 km
1,717 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
December weather nearby: Al Mash‘ilīyah 46 km · Sa'dah 73 km · Fayfā’ 108 km · Sarāt ‘Abīdah 125 km · Ḑamad 149 km · Abū ‘Arīsh 149 km · Şāmitah 161 km · Al Ḩazm 163 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 Najran (17.4933°, 44.1277°, elevation 1,310 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).