Bla weather in December

In December, Bla sees average daytime highs of 32°C and overnight lows near 18°C, with 0 mm of rain across 0 wet days and about 11.3 hours of daylight. It is the 8th-warmest and 12th-wettest month of the year here.

Highs ease over the month, from about 33°C in the first days to 31°C by the end. 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 11 h 18 min at the start of December to 11 h 12 min by month's end. Set against the rest of the year, December is Bla's 3rd-clearest and 4th-windiest month. For the whole year in context, see Bla's year-round climate.

Daytime high
32°
8th warmest
Overnight low
18°
2nd coldest
Rainfall
0 mm
0 wet days
Daylight
11 h 12 min
6:42 AM – 5:56 PM
Cloud cover
34%
3rd clearest
Wind
10 km/h
4th windiest
Solar energy
5.53 kWh/m²
Travel score
5.0
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 31°C by the end.

A typical December day in Bla reaches about 32°C in the afternoon and slips back to 18°C overnight — a 14°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 35°C. Set against its neighbours, December runs about 3°C cooler than November and about 1°C warmer than January.

10°20°30°40°151015202531
Avg high (°C)Avg low (°C)
13419
23419
33319
43319
53319
63319
73319
83319
93319
103318
113318
123218
133218
143218
153218
163218
173218
183218
193218
203218
213218
223218
233218
243218
253217
263217
273117
283117
293117
303117
313117

How December really feels in Bla

Once humidity and wind are folded in, December averages 19 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
19
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.

Bla weather by month

How December compares with the rest of the year at a glance. December is the 8th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 18°10.211.35.5
Feb34° / 20°00.111.63.6
Mar38° / 24°20.411.91.6
Apr39° / 27°82.512.30.6
May38° / 28°256.512.60.9
Jun36° / 26°4710.312.72.1
Jul32° / 24°1351812.73.2
Aug31° / 23°21221.912.43.4
Sep32° / 24°12316.512.13.5
Oct35° / 24°31711.73.0
Nov35° / 21°10.211.43.2
Dec32° / 18°0011.35.0

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%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17327
27327
37228
47228
57228
67129
77129
87129
97129
107129
117129
127129
137228
147228
157228
167228
177426
187426
197426
207525
217624
227624
237624
247624
257624
267624
277624
287624
297624
307624
317624

Chance of precipitation in December

Any precipitation

Bla 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 98% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19541
29631
39631
49631
59721
69721
79820
89820
99820
109820
119820
129910
139910
149910
159910
169910
179910
189910
199910
209910
219910
229910
2310000
2410000
2510000
2610000
2710000
2810000
2910000
3010000
3110000

Wind in December

Winds average 10 km/h in December.

Across December, daily wind ranges from about 10 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
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 18 min at the start of December to 11 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 6:34 AM to 6:49 AM, and sunset from 5:52 PM to 6:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.36:345:52
211.36:355:52
311.36:355:52
411.36:365:52
511.36:365:53
611.36:375:53
711.36:375:53
811.36:385:53
911.36:385:54
1011.36:395:54
1111.36:395:54
1211.26:405:55
1311.26:405:55
1411.26:415:56
1511.26:415:56
1611.26:425:56
1711.26:425:57
1811.26:435:57
1911.26:435:58
2011.26:445:58
2111.26:445:59
2211.26:455:59
2311.26:456:00
2411.26:466:00
2511.26:466:01
2611.26:476:01
2711.26:476:02
2811.26:486:02
2911.26:486:03
3011.26:486:03
3111.26:496:04

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.53 kWh/m².

For context, solar energy here swings from a low near 5.16 kWh/m² to a high of 6.79 kWh/m² in March across the year — December's 5.53 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.6Bright
45.6Bright
55.6Bright
65.6Bright
75.6Bright
85.6Bright
95.5Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.5Bright
155.5Bright
165.5Bright
175.5Bright
185.5Bright
195.5Bright
205.5Bright
215.5Bright
225.5Bright
235.5Bright
245.5Bright
255.5Bright
265.5Bright
275.5Bright
285.5Bright
295.5Bright
305.5Bright
315.5Bright
Planning a trip in December

Hazard calendar for Bla

In seasonPeak

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

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

Bla sees seasonal dust haze (February–July), heaviest in April.

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

Is December a good time to visit Bla?

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

5.0
Sightseeing
2nd-best month of the year
8.2
Beach & pool
2nd-best month of the year

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

What to pack for Bla in December

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

In December, Bla sees daytime highs around 32°C and nights near 18°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Bla 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 Bla peaks around March 18 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 11 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 11UV 8
UV index (midday)Level
Jan8Very high
Feb10Extreme
Mar14Extreme
Apr11Extreme
May12Extreme
Jun11Extreme
Jul11Extreme
Aug13Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec8Very high

Air quality in Bla 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 Bla is worst in February — around 62 µg/m³ PM2.5 (unhealthy), about 4.7× the cleanest month (August, 13 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyPoorModeratePoorFeb 2261 µg/m³Aug 1614 µg/m³
PM2.5 (µg/m³)Level
Jan48Poor
Feb62Unhealthy
Mar61Unhealthy
Apr50Poor
May33Moderate
Jun27Moderate
Jul18Moderate
Aug13Moderate
Sep19Moderate
Oct26Moderate
Nov28Moderate
Dec41Poor
Location & terrain

Where is Bla?

Bla sits at 13.0°N, 5.8°W, 295 m above sea level, in Mali. The nearest listed city is Koutiala, 70 km away.

SanDougabougouKé-Macina

Topography around Bla

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

Within 3 km, the terrain around Bla has only modest variations in elevation — a maximum elevation change of 20 m around an average of 290 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 84 m; within 80 km, only modest variations in elevation — a maximum elevation change of 152 m.

The land around Bla is covered by cropland (59%) within 3 km, cropland (52%), shrubs (25%) and grassland (21%) within 16 km, and cropland (44%), shrubs (28%) and grassland (25%) within 80 km.

3 km
20 m
16 km
84 m
80 km
152 m
shrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
December weather nearby: Koutiala 70 km · Pèlèngana 73 km · Ségou 77 km · Diourou 82 km · Markala 89 km · San 101 km · Dougabougou 104 km · Ké-Macina 121 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 Bla (12.9508°, -5.7556°, elevation 295 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).