Mariakani weather in December

In December, Mariakani sees average daytime highs of 31°C and overnight lows near 23°C, with 75 mm of rain across 18.1 wet days and about 12.2 hours of daylight. It is the 5th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 33% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 12 h 12 min at the start of December to 12 h 12 min by month's end. Set against the rest of the year, December is Mariakani's 6th-clearest and 11th-windiest month. For the whole year in context, see Mariakani's year-round climate.

Daytime high
31°
5th warmest
Overnight low
23°
9th coldest
Rainfall
75 mm
18.1 wet days
Daylight
12 h 12 min
6:12 AM – 6:25 PM
Cloud cover
53%
6th clearest
Wind
9 km/h
11th windiest
Solar energy
5.7 kWh/m²
Travel score
3.8
out of 10

Mariakani is town in Kilifi, Kenya.

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 31°C through the month.

A typical December day in Mariakani reaches about 31°C in the afternoon and slips back to 23°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 32°C. Set against its neighbours, December runs on par with November and on par with January.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13123
23123
33123
43123
53123
63123
73123
83123
93123
103123
113123
123123
133123
143123
153123
163124
173124
183124
193124
203124
213124
223124
233124
243124
253124
263124
273124
283124
293124
303124
313124

How December really feels in Mariakani

Once humidity and wind are folded in, December averages 31 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
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in December is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Mariakani weather by month

How December compares with the rest of the year at a glance. December is the 5th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 23°326.212.24.7
Feb32° / 24°194.712.14.3
Mar32° / 24°5914.9123.4
Apr31° / 24°8319.611.93.5
May29° / 23°10716.211.84.7
Jun28° / 22°338.211.86.2
Jul28° / 21°257.611.86.7
Aug28° / 21°279.811.96.4
Sep29° / 21°2910.4125.7
Oct30° / 22°6213.112.14.8
Nov30° / 23°7918.912.23.8
Dec31° / 23°7518.112.23.8

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 32% of December, with mostly cloudy or overcast conditions the remaining 36%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16238
26238
36337
46337
56337
66337
76337
86238
96337
106337
116337
126337
136337
146436
156337
166337
176436
186436
196436
206535
216535
226535
236535
246733
256733
266733
276832
286832
296832
306832
316733

Chance of precipitation in December

Any precipitation

Mariakani gets around 75 mm of rain over 18.1 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 57% and peaks near 68% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
166
266
367
467
568
668
768
868
968
1068
1167
1267
1366
1465
1564
1662
1761
1859
1957
2055
2153
2251
2349
2447
2545
2642
2740
2838
2936
3034
3132

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the oppressive band about 92% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
12953
22953
31954
41954
51954
61954
71954
81945
91945
101945
111945
121945
131945
141936
152926
162926
172926
182935
192935
203925
213925
223925
234915
244915
254915
265905
275905
286895
296895
307885
317885

Wind in December

Winds average 9 km/h in December.

Across December, daily wind ranges from about 8 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 12 min at the start of December to 12 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over December. Sunrise moves from 6:06 AM to 6:19 AM, and sunset from 6:18 PM to 6:32 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:066:18
212.26:066:19
312.26:066:19
412.26:076:19
512.26:076:20
612.26:076:20
712.26:086:21
812.26:086:21
912.26:096:22
1012.26:096:22
1112.26:096:23
1212.26:106:23
1312.26:106:24
1412.26:116:24
1512.26:116:24
1612.26:126:25
1712.26:126:25
1812.26:136:26
1912.26:136:26
2012.26:136:27
2112.26:146:27
2212.26:146:28
2312.26:156:28
2412.26:156:29
2512.26:166:29
2612.26:166:30
2712.26:176:30
2812.26:176:31
2912.26:186:31
3012.26:186:31
3112.26:196:32

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.7 kWh/m².

For context, solar energy here swings from a low near 4.52 kWh/m² to a high of 6.33 kWh/m² in February across the year — December's 5.7 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.6Bright
55.6Bright
65.6Bright
75.6Bright
85.6Bright
95.6Bright
105.6Bright
115.7Bright
125.7Bright
135.7Bright
145.7Bright
155.7Bright
165.7Bright
175.7Bright
185.7Bright
195.7Bright
205.7Bright
215.8Bright
225.8Bright
235.8Bright
245.8Bright
255.8Bright
265.8Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
315.9Bright
Planning a trip in December

Is December a good time to visit Mariakani?

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

3.8
Sightseeing
9th-best month of the year
5.7
Beach & pool
10th-best month of the year

December is a weaker month for outdoor sightseeing in Mariakani.

What to pack for Mariakani in December

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

In December, Mariakani sees daytime highs around 31°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 18 days see rain.

light clothesrain gearsun protection

Sea temperature near Mariakani in December

The nearest coast averages about 28°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 April at about 29°C and coldest in August near 25°C.

The water stays above 20°C all year — warm enough for a swim any month.

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Warm
Feb28Warm
Mar29Tropical
Apr29Tropical
May28Warm
Jun27Warm
Jul26Warm
Aug25Warm
Sep26Warm
Oct27Warm
Nov28Warm
Dec28Tropical

UV index in Mariakani in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Mariakani peaks around March 19 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeMar 19UV 15Jun 18UV 10
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun9Very high
Jul10Extreme
Aug11Extreme
Sep13Extreme
Oct13Extreme
Nov12Extreme
Dec12Extreme

Air quality in Mariakani 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 Mariakani is worst in December — around 21 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateDec 2421 µg/m³Oct 1313 µg/m³
PM2.5 (µg/m³)Level
Jan21Moderate
Feb19Moderate
Mar17Moderate
Apr14Moderate
May14Moderate
Jun16Moderate
Jul17Moderate
Aug15Moderate
Sep14Moderate
Oct13Moderate
Nov15Moderate
Dec21Moderate
Location & terrain

Where is Mariakani?

Mariakani sits at 3.9°S, 39.5°E, 206 m above sea level, in Kenya. The nearest listed city is Mazeras, 14 km away.

Topography around Mariakani

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

Within 3 km, the terrain around Mariakani has only modest variations in elevation — a maximum elevation change of 67 m around an average of 190 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 312 m; within 80 km, large variations in elevation — a maximum elevation change of 959 m.

The land around Mariakani is covered by grassland (43%) and shrubs (41%) within 3 km, grassland (58%) and shrubs (31%) within 16 km, and shrubs (36%), grassland (26%) and water (23%) within 80 km.

3 km
67 m
16 km
312 m
80 km
959 m
treesshrubsgrasslandcroplandartificial surfaceswatermangroves
December weather nearby: Mazeras 14 km · Jomvu 20 km · Mombasa 30 km · Mtwapa 32 km · Matuga 36 km · Diani Beach 48 km · Ukunda 49 km · Kilifi 49 km

Kenya travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type G
240 V · 50 Hz
Prices
≈ 34% of US
price level, 2025
GDP per capita
$2,363
2025
Happiness
4.7 / 10
World Happiness, 2025
Homicide rate
4.9
per 100k, 2022
Road deaths
28.3
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
High
EF EPI 593
Religion
Christian 86%Muslim 11%other 2%none 2%

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 Mariakani (-3.8626°, 39.4746°, elevation 206 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).