An-Najaylah weather in December

In December, An-Najaylah sees average daytime highs of 18°C and overnight lows near 14°C, with 28 mm of rain across 5.5 wet days and about 10 hours of daylight. It is the 10th-warmest and 2nd-wettest month of the year here.

Highs ease over the month, from about 20°C in the first days to 17°C by the end. The sky is clear or mostly clear about 48% of the time in December, and the air most often feels dry.

Daylight stretches from about 10 h 06 min at the start of December to 10 hours by month's end. Set against the rest of the year, December is An-Najaylah's 12th-clearest and 3rd-windiest month. For the whole year in context, see An-Najaylah's year-round climate.

Daytime high
18°
10th warmest
Overnight low
14°
4th coldest
Rainfall
28 mm
5.5 wet days
Daylight
10 hours
7:11 AM – 5:09 PM
Cloud cover
44%
12th clearest
Wind
20 km/h
3rd windiest
Solar energy
2.91 kWh/m²
Travel score
6.8
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 20°C in the first days to 17°C by the end.

A typical December day in An-Najaylah reaches about 18°C in the afternoon and slips back to 14°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 20°C. Set against its neighbours, December runs about 4°C cooler than November and about 2°C warmer than January.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
12015
22015
32015
42015
51915
61915
71915
81915
91915
101914
111914
121914
131814
141814
151814
161814
171814
181814
191813
201813
211813
221813
231813
241713
251713
261713
271713
281713
291713
301713
311713

An-Najaylah weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan17° / 12°326.210.26.0
Feb17° / 12°194.310.96.5
Mar18° / 13°92.211.87.5
Apr21° / 15°30.812.78.4
May23° / 18°20.513.69.2
Jun26° / 21°00149.4
Jul28° / 23°0013.88.8
Aug29° / 24°0013.18.1
Sep28° / 23°10.112.28.8
Oct25° / 21°71.811.28.8
Nov22° / 17°193.410.48.0
Dec18° / 14°285.5106.8

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 48% of the time in December, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 24% of December, with mostly cloudy or overcast conditions the remaining 29%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16931
26931
36931
46931
56931
66931
76931
86931
97030
107030
117030
127030
137030
147129
157129
167129
177228
187228
197228
207327
217327
227228
237228
247327
257327
267327
277426
287426
297426
307525
317525

Chance of precipitation in December

Any precipitation

An-Najaylah gets around 28 mm of rain over 5.5 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 18% and peaks near 21% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
114
215
315
415
516
616
716
817
917
1017
1117
1218
1318
1418
1519
1619
1719
1819
1920
2020
2120
2220
2320
2420
2520
2620
2720
2820
2921
3021
3121

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 92% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
179201
281181
382171
483161
584151
685141
787130
888120
990100
109190
119190
129280
139370
149460
159460
169550
179550
189640
199640
209640
219640
229730
239730
249730
259730
269730
279730
289730
299730
309730
319820

Wind in December

Winds average 20 km/h in December.

Across December, daily wind ranges from about 19 km/h on the calmest days to 21 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
119light breeze
219light breeze
319light breeze
419light breeze
520light breeze
620light breeze
720light breeze
820breezy
920breezy
1020breezy
1120breezy
1220breezy
1321breezy
1421breezy
1521breezy
1621breezy
1721breezy
1821breezy
1921breezy
2021breezy
2121breezy
2221breezy
2321breezy
2421breezy
2521breezy
2621breezy
2721breezy
2821breezy
2921breezy
3021breezy
3121breezy

Sunrise & sunset in December

DaylightNight

Daylight runs from about 10 h 06 min at the start of December to 10 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over December. Sunrise moves from 7:00 AM to 7:17 AM, and sunset from 5:07 PM to 5:16 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.17:005:07
210.17:015:06
310.17:025:06
410.17:035:07
510.17:035:07
610.07:045:07
710.07:055:07
810.07:065:07
910.07:065:07
1010.07:075:07
1110.07:085:07
1210.07:085:08
1310.07:095:08
1410.07:105:08
1510.07:105:08
1610.07:115:09
1710.07:115:09
1810.07:125:10
1910.07:135:10
2010.07:135:10
2110.07:145:11
2210.07:145:11
2310.07:155:12
2410.07:155:12
2510.07:155:13
2610.07:165:13
2710.07:165:14
2810.07:165:14
2910.07:175:15
3010.07:175:16
3110.07:175:16

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.91 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.91 kWh/m² to a high of 7.94 kWh/m² in June across the year — December's 2.91 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.0Moderate
23.0Moderate
33.0Moderate
43.0Moderate
53.0Moderate
63.0Moderate
72.9Moderate
82.9Moderate
92.9Moderate
102.9Moderate
112.9Moderate
122.9Moderate
132.9Moderate
142.9Moderate
152.9Moderate
162.9Moderate
172.9Moderate
182.9Moderate
192.9Moderate
202.9Moderate
212.9Moderate
222.9Moderate
232.9Moderate
242.9Moderate
252.9Moderate
262.9Moderate
272.9Moderate
283.0Moderate
293.0Moderate
303.0Moderate
313.0Moderate
Planning a trip in December

Hazard calendar for An-Najaylah

In seasonPeak

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

An-Najaylah sees seasonal dust haze (April–May), heaviest in April.

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

Is December a good time to visit An-Najaylah?

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

6.8
Sightseeing
10th-best month of the year
2.5
Beach & pool
10th-best month of the year

December is a reasonable time to visit An-Najaylah for sightseeing.

What to pack for An-Najaylah in December

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

In December, An-Najaylah sees daytime highs around 18°C and nights near 14°C. Worth packing: a windbreaker. About 6 days see rain.

a windbreaker

Sea temperature near An-Najaylah in December

The nearest coast averages about 20°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 25 km away) is warmest in August at about 27°C and coldest in March near 17°C.

It's comfortable for a long swim from May 15 to Dec 17 — about 7.1 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan18Cool
Feb17Cool
Mar17Cool
Apr18Cool
May20Refreshing
Jun23Refreshing
Jul26Warm
Aug27Warm
Sep27Warm
Oct25Warm
Nov23Refreshing
Dec20Refreshing

UV index in An-Najaylah in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in An-Najaylah peaks around June 21 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 11 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJun 21UV 10Jan 11UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr9Very high
May9Very high
Jun11Extreme
Jul10Extreme
Aug10Extreme
Sep9Very high
Oct7High
Nov5Moderate
Dec3Moderate

Air quality in An-Najaylah 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 An-Najaylah is worst in January — around 29 µg/m³ PM2.5 (moderate), about 2.7× the cleanest month (July, 11 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateJan 1928 µg/m³Sep 1411 µg/m³
PM2.5 (µg/m³)Level
Jan29Moderate
Feb23Moderate
Mar24Moderate
Apr22Moderate
May17Moderate
Jun13Moderate
Jul11Good
Aug12Good
Sep11Good
Oct12Moderate
Nov16Moderate
Dec17Moderate
Location & terrain

Where is An-Najaylah?

An-Najaylah sits at 31.4°N, 26.6°E, 112 m above sea level, in Egypt. The nearest listed city is Marsá Maţrūḩ, 62 km away.

Sīdī BarānīAs SallūmEl DabaaSiwaAl ḨammāmBurj al ‘Arab

Topography around An-Najaylah

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

Within 3 km, the terrain around An-Najaylah has only modest variations in elevation — a maximum elevation change of 34 m around an average of 102 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 162 m; within 80 km, significant variations in elevation — a maximum elevation change of 250 m.

The land around An-Najaylah is covered by bare terrain (74%) and cropland (20%) within 3 km, bare terrain (63%) and cropland (20%) within 16 km, and bare terrain (62%) and water (31%) within 80 km.

3 km
34 m
16 km
162 m
80 km
250 m
grasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Marsá Maţrūḩ 62 km · Sīdī Barānī 66 km · As Sallūm 136 km · El Dabaa 182 km · Tobruk 260 km · Siwa 265 km · Al Ḩammām 274 km · Burj al ‘Arab 288 km

Egypt travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
220 V · 50 Hz
Prices
≈ 15% of US
price level, 2025
GDP per capita
$3,086
2025
Happiness
3.9 / 10
World Happiness, 2025
Safe drinking water
79%
of population, 2024
Homicide rate
1.3
per 100k, 2017
Road deaths
10.1
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Low
EF EPI 459
Religion
Muslim 90%Christian 10%

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 An-Najaylah (31.4071°, 26.5832°, elevation 112 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).