Yorosso weather in December

In December, Yorosso sees average daytime highs of 33°C and overnight lows near 19°C, with 0 mm of rain across 0 wet days and about 11.3 hours of daylight. It is the 7th-warmest and 12th-wettest month of the year here.

Highs ease over the month, from about 33°C in the first days to 32°C by the end. The sky is clear or mostly clear about 64% of the time in December, and the air most often feels dry.

Daylight stretches from about 11 h 18 min at the start of December to 11 h 18 min by month's end. Set against the rest of the year, December is Yorosso's 3rd-clearest and 3rd-windiest month. For the whole year in context, see Yorosso's year-round climate.

Daytime high
33°
7th warmest
Overnight low
19°
2nd coldest
Rainfall
0 mm
0 wet days
Daylight
11 h 18 min
6:37 AM – 5:54 PM
Cloud cover
31%
3rd clearest
Wind
11 km/h
3rd windiest
Solar energy
5.63 kWh/m²
Travel score
4.8
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 33°C in the first days to 32°C by the end.

A typical December day in Yorosso reaches about 33°C in the afternoon and slips back to 19°C overnight — a 14°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 35°C. Set against its neighbours, December runs about 2°C cooler than November and on par with January.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13420
23420
33420
43320
53320
63319
73319
83319
93319
103319
113319
123319
133319
143319
153319
163319
173319
183319
193319
203319
213219
223219
233219
243219
253219
263219
273219
283218
293218
303218
313218

How December really feels in Yorosso

Once humidity and wind are folded in, December averages 27 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
27
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.

Yorosso weather by month

How December compares with the rest of the year at a glance. December is the 7th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 19°00.211.45.1
Feb35° / 22°10.211.63.3
Mar37° / 25°30.811.91.6
Apr38° / 26°18512.31.1
May36° / 26°4811.212.61.7
Jun33° / 24°7813.212.73.0
Jul30° / 23°16820.212.73.6
Aug29° / 22°25423.812.43.6
Sep30° / 22°16519.812.13.7
Oct33° / 23°499.911.73.8
Nov34° / 21°20.411.43.8
Dec33° / 19°0011.34.8

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 64% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 14% of December, with mostly cloudy or overcast conditions the remaining 22%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17525
27525
37525
47525
57525
67525
77525
87525
97525
107525
117525
127723
137723
147723
157723
167822
177921
188020
198020
208020
218119
228218
238218
248119
258119
268119
278119
288119
298020
307921
317822

Chance of precipitation in December

Any precipitation

Yorosso gets around 0 mm of rain over 0 wet days in December, the driest month. 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 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
194321
295311
397210
497210
597210
698110
798110
899100
999100
1099100
1199100
1299100
1399100
1499100
1599100
1699100
1799100
1899100
1999100
2099100
2199100
2299100
23100000
24100000
25100000
26100000
27100000
28100000
29100000
30100000
31100000

Wind in December

Winds average 11 km/h in December.

Across December, daily wind ranges from about 10 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
110calm
210calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm
3112calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 18 min at the start of December to 11 h 18 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 6:29 AM to 6:44 AM, and sunset from 5:49 PM to 6:01 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.36:295:49
211.36:305:49
311.36:305:49
411.36:315:49
511.36:315:50
611.36:325:50
711.36:325:50
811.36:335:51
911.36:335:51
1011.36:345:51
1111.36:345:52
1211.36:355:52
1311.36:355:52
1411.36:365:53
1511.36:365:53
1611.36:375:54
1711.36:375:54
1811.36:385:54
1911.36:385:55
2011.36:395:55
2111.36:395:56
2211.36:405:56
2311.36:405:57
2411.36:415:57
2511.36:415:58
2611.36:425:58
2711.36:425:59
2811.36:435:59
2911.36:436:00
3011.36:436:00
3111.36:446:01

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.63 kWh/m².

For context, solar energy here swings from a low near 4.95 kWh/m² to a high of 6.69 kWh/m² in March across the year — December's 5.63 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.7Bright
35.7Bright
45.7Bright
55.7Bright
65.7Bright
75.7Bright
85.7Bright
95.6Bright
105.6Bright
115.6Bright
125.6Bright
135.6Bright
145.6Bright
155.6Bright
165.6Bright
175.6Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.6Bright
245.6Bright
255.6Bright
265.6Bright
275.6Bright
285.6Bright
295.6Bright
305.6Bright
315.6Bright
Planning a trip in December

Hazard calendar for Yorosso

In seasonPeak

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

Yorosso's monsoon runs July–September, when most of the year's rain falls.

Yorosso sees seasonal dust haze (February–July), heaviest in March.

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

Is December a good time to visit Yorosso?

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

4.8
Sightseeing
2nd-best month of the year
8.1
Beach & pool
2nd-best month of the year

December is a reasonable time to visit Yorosso for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Yorosso in December

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

In December, Yorosso sees daytime highs around 33°C and nights near 19°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Yorosso in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Yorosso peaks around March 18 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highMar 18UV 13Jan 1UV 8
UV index (midday)Level
Jan8Very high
Feb9Very high
Mar14Extreme
Apr10Extreme
May12Extreme
Jun11Extreme
Jul12Extreme
Aug13Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec8Very high

Air quality in Yorosso 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 Yorosso is worst in February — around 60 µg/m³ PM2.5 (unhealthy), about 4.9× the cleanest month (August, 12 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyPoorModeratePoorFeb 2160 µg/m³Aug 1413 µg/m³
PM2.5 (µg/m³)Level
Jan48Poor
Feb60Unhealthy
Mar58Unhealthy
Apr46Poor
May27Moderate
Jun22Moderate
Jul16Moderate
Aug12Moderate
Sep19Moderate
Oct26Moderate
Nov29Moderate
Dec42Poor
Location & terrain

Where is Yorosso?

Yorosso sits at 12.4°N, 4.8°W, 418 m above sea level, in Mali. The nearest listed city is Kouri, 20 km away.

SanNounaBla

Topography around Yorosso

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

Within 3 km, the terrain around Yorosso has only modest variations in elevation — a maximum elevation change of 51 m around an average of 425 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 132 m; within 80 km, significant variations in elevation — a maximum elevation change of 293 m.

The land around Yorosso is covered by shrubs (49%) and cropland (28%) within 3 km, shrubs (47%) and cropland (41%) within 16 km, and cropland (50%) and shrubs (35%) within 80 km.

3 km
51 m
16 km
132 m
80 km
293 m
treesshrubsgrasslandcroplandartificial surfaces
December weather nearby: Kouri 20 km · Bama 55 km · Koutiala 75 km · Solenzo 78 km · Pa 96 km · San 105 km · Nouna 107 km · Bla 125 km

Mali travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type C / E
220 V · 50 Hz
Prices
≈ 34% of US
price level, 2025
GDP per capita
$1,193
2025
Happiness
4.6 / 10
World Happiness, 2025
Road deaths
22.7
per 100k/yr, 2019
Income group
Low
World Bank
English
Very low
EF EPI 408
Religion
Muslim 94%Christian 3%none 3%animist 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 Yorosso (12.3581°, -4.7769°, elevation 418 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).