Guelmim weather in December

In December, Guelmim sees average daytime highs of 20°C and overnight lows near 10°C, with 19 mm of rain across 3.2 wet days and about 10.2 hours of daylight. It is the 11th-warmest and 3rd-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 61% of the time in December, and the air most often feels dry.

Daylight stretches from about 10 h 18 min at the start of December to 10 h 12 min by month's end. Set against the rest of the year, December is Guelmim's 11th-clearest and 7th-windiest month. For the whole year in context, see Guelmim's year-round climate.

Daytime high
20°
11th warmest
Overnight low
10°
3rd coldest
Rainfall
19 mm
3.2 wet days
Daylight
10 h 12 min
7:32 AM – 5:41 PM
Cloud cover
34%
11th clearest
Wind
12 km/h
7th windiest
Solar energy
3.63 kWh/m²
Travel score
7.8
out of 10

Guelmim is city in Morocco.

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 20°C through the month.

A typical December day in Guelmim reaches about 20°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 17°C and 24°C. Set against its neighbours, December runs about 3°C cooler than November and about 1°C warmer than January.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
12111
22111
32111
42110
52110
62110
72110
82110
92110
102010
112010
122010
132010
142010
152010
162010
172010
182010
192010
202010
212010
222010
232010
24209
25209
26209
27209
28209
29209
30209
31209

How December really feels in Guelmim

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.

Guelmim weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan19° / 132.510.47.7
Feb21° / 10°192.8118.0
Mar23° / 12°172.811.88.5
Apr24° / 13°71.412.78.9
May26° / 14°30.613.48.7
Jun28° / 16°10.213.88.2
Jul32° / 19°0013.75.3
Aug33° / 19°20.5134.9
Sep30° / 18°40.912.26.8
Oct27° / 16°111.711.38.0
Nov23° / 13°192.310.68.4
Dec20° / 10°193.210.27.8

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 61% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 12% of December, with mostly cloudy or overcast conditions the remaining 26%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17129
27228
37228
47228
57327
67327
77426
87426
97426
107426
117426
127426
137426
147327
157327
167327
177327
187228
197228
207228
217327
227327
237327
247327
257426
267426
277624
287624
297624
307723
317723

Chance of precipitation in December

Any precipitation

Guelmim gets around 19 mm of rain over 3.2 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 10% and peaks near 13% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
113
213
312
412
512
611
711
811
911
1011
1111
1211
1311
1411
1511
1611
1711
1811
1911
2011
2110
2210
2310
249
259
269
278
288
298
307
317

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 96% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19550
29550
39640
49640
59730
69730
79730
89730
99730
109730
119640
129640
139640
149640
159550
169550
179550
189550
199550
209550
219451
229451
239451
249541
259541
269541
279631
289631
299721
309721
319721

Wind in December

Winds average 12 km/h in December.

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

051015151015202531
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912light breeze
3012light breeze
3112light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 10 h 18 min at the start of December to 10 h 12 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 7:22 AM to 7:38 AM, and sunset from 5:38 PM to 5:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.37:225:38
210.37:225:38
310.37:235:38
410.27:245:39
510.27:245:39
610.27:255:39
710.27:265:39
810.27:275:39
910.27:275:39
1010.27:285:39
1110.27:295:40
1210.27:295:40
1310.27:305:40
1410.27:305:40
1510.27:315:41
1610.27:325:41
1710.27:325:41
1810.27:335:42
1910.17:335:42
2010.17:345:43
2110.17:345:43
2210.17:355:44
2310.17:355:44
2410.17:365:45
2510.17:365:45
2610.27:375:46
2710.27:375:46
2810.27:375:47
2910.27:385:47
3010.27:385:48
3110.27:385:49

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 3.63 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.63 kWh/m² to a high of 7.8 kWh/m² in June across the year — December's 3.63 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.8Moderate
23.8Moderate
33.7Moderate
43.7Moderate
53.7Moderate
63.7Moderate
73.7Moderate
83.7Moderate
93.6Moderate
103.6Moderate
113.6Moderate
123.6Moderate
133.6Moderate
143.6Moderate
153.6Moderate
163.6Moderate
173.6Moderate
183.6Moderate
193.6Moderate
203.6Moderate
213.6Moderate
223.6Moderate
233.6Moderate
243.6Moderate
253.6Moderate
263.7Moderate
273.7Moderate
283.7Moderate
293.7Moderate
303.7Moderate
313.7Moderate
Planning a trip in December

Hazard calendar for Guelmim

In seasonPeak

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

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

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

Is December a good time to visit Guelmim?

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

7.8
Sightseeing
8th-best month of the year
4.3
Beach & pool
11th-best month of the year

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

What to pack for Guelmim in December

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

In December, Guelmim sees daytime highs around 20°C and nights near 10°C. Little to plan around — just the basics. About 3 days see rain.

Sea temperature near Guelmim in December

The nearest coast averages about 18°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 34 km away) is warmest in September at about 21°C and coldest in February near 17°C.

It's comfortable for a long swim from Jul 25 to Oct 23 — about 3 months when the water holds above 20°C.

16°18°20°22°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingcomfortable to swim
Sea temperature (°C)Comfort
Jan17Cool
Feb17Cool
Mar17Cool
Apr18Cool
May18Cool
Jun19Cool
Jul20Cool
Aug21Refreshing
Sep21Refreshing
Oct20Refreshing
Nov19Cool
Dec18Cool

UV index in Guelmim in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Guelmim peaks around June 19 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highModerateJun 19UV 11Dec 16UV 4
UV index (midday)Level
Jan5Moderate
Feb6High
Mar9Very high
Apr9Very high
May9Very high
Jun11Extreme
Jul10Extreme
Aug11Extreme
Sep9Very high
Oct8Very high
Nov5Moderate
Dec4Moderate

Air quality in Guelmim 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 Guelmim is worst in February — around 19 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (June, 11 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateGoodAug 1219 µg/m³Jun 911 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb19Moderate
Mar15Moderate
Apr13Moderate
May11Good
Jun11Good
Jul18Moderate
Aug19Moderate
Sep15Moderate
Oct16Moderate
Nov11Good
Dec11Good
Location & terrain

Where is Guelmim?

Guelmim sits at 29.0°N, 10.1°W, 301 m above sea level, in Morocco. The nearest listed city is Bou Izakarn, 40 km away.

Tan-TanTine BiougraBen JerrarLqoliaa

Topography around Guelmim

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

Within 3 km, the terrain around Guelmim has significant variations in elevation — a maximum elevation change of 326 m around an average of 302 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 602 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,399 m.

The land around Guelmim is covered by bare terrain (60%) and artificial surfaces (27%) within 3 km, bare terrain (72%) within 16 km, and bare terrain (55%) and grassland (21%) within 80 km.

3 km
326 m
16 km
602 m
80 km
1,399 m
shrubsgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Bou Izakarn 40 km · Sidi Ifni 45 km · Assa 74 km · Tiznit 85 km · Tan-Tan 119 km · Tine Biougra 151 km · Ben Jerrar 152 km · Lqoliaa 157 km

Morocco travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / E
220 V · 50 Hz
Prices
≈ 42% of US
price level, 2025
GDP per capita
$4,672
2025
Happiness
4.6 / 10
World Happiness, 2025
Safe drinking water
80%
of population, 2024
Homicide rate
1.7
per 100k, 2023
Road deaths
17
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Low
EF EPI 492
Religion
Muslim 99%other 1%

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 Guelmim (28.987°, -10.0574°, elevation 301 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).