Siguiri weather in December

In December, Siguiri 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 6th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 33°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 11 h 24 min at the start of December to 11 h 18 min by month's end. Set against the rest of the year, December is Siguiri's 3rd-clearest and 3rd-windiest month. For the whole year in context, see Siguiri's year-round climate.

Daytime high
33°
6th warmest
Overnight low
19°
1st coldest
Rainfall
0 mm
0 wet days
Daylight
11 h 18 min
6:53 AM – 6:13 PM
Cloud cover
35%
3rd clearest
Wind
9 km/h
3rd windiest
Solar energy
5.6 kWh/m²
Travel score
4.7
out of 10

Siguiri is city of Guinea.

Founded
1890

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 33°C through the month.

A typical December day in Siguiri 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 on par with November and on par with January.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13419
23319
33319
43319
53319
63319
73319
83319
93319
103319
113319
123319
133319
143319
153319
163319
173319
183319
193319
203318
213318
223318
233318
243318
253318
263318
273218
283218
293218
303218
313218

How December really feels in Siguiri

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.

Siguiri weather by month

How December compares with the rest of the year at a glance. December is the 6th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 19°20.211.44.7
Feb35° / 22°10.111.63.1
Mar38° / 24°40.811.91.6
Apr38° / 26°173.712.21.1
May36° / 25°5410.312.51.8
Jun32° / 23°15619.812.72.9
Jul30° / 23°26024.912.63.3
Aug29° / 22°29226.712.43.3
Sep30° / 22°21923.212.13.4
Oct32° / 22°9114.311.73.7
Nov33° / 20°71.211.54.1
Dec33° / 19°0011.34.7

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 14% of December, with mostly cloudy or overcast conditions the remaining 26%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17228
27129
37129
47129
57129
67228
77228
87228
97228
107327
117327
127327
137327
147327
157327
167426
177426
187525
197525
207624
217723
227723
237723
247723
257723
267723
277723
287723
297723
307723
317723

Chance of precipitation in December

Any precipitation

Siguiri 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 1% 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
311

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 90% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1711874
2741763
3761653
4791542
5801442
6821332
7841231
8861121
9871021
10871021
1188921
1291810
1392710
1492710
1593610
1693610
1794510
1894510
1995410
2095410
2196310
2296310
2397210
2497210
2598200
2699100
2799100
2899100
2999100
3099100
3198110

Wind in December

Winds average 9 km/h in December.

Across December, daily wind ranges from about 9 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
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 24 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 shrink by about 6 minutes over December. Sunrise moves from 6:45 AM to 7:00 AM, and sunset from 6:08 PM to 6:20 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.46:456:08
211.46:466:08
311.46:466:08
411.46:476:09
511.46:476:09
611.46:486:09
711.46:486:09
811.46:496:10
911.36:496:10
1011.36:506:10
1111.36:506:11
1211.36:516:11
1311.36:516:12
1411.36:526:12
1511.36:526:12
1611.36:536:13
1711.36:536:13
1811.36:546:14
1911.36:546:14
2011.36:556:15
2111.36:556:15
2211.36:566:16
2311.36:566:16
2411.36:576:16
2511.36:576:17
2611.36:586:17
2711.36:586:18
2811.36:586:18
2911.36:596:19
3011.36:596:19
3111.37:006:20

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.6 kWh/m².

For context, solar energy here swings from a low near 4.43 kWh/m² to a high of 6.74 kWh/m² in March across the year — December's 5.6 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.7Bright
45.7Bright
55.7Bright
65.6Bright
75.6Bright
85.6Bright
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 Siguiri

In seasonPeak

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

Siguiri's monsoon runs June–September, when most of the year's rain falls.

Siguiri sees seasonal dust haze (February–June), heaviest in April.

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

Is December a good time to visit Siguiri?

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

4.7
Sightseeing
1st-best month of the year
8.0
Beach & pool
2nd-best month of the year

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

What to pack for Siguiri in December

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

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

light clothessun protection

UV index in Siguiri in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Siguiri peaks around March 16 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highMar 16UV 14Dec 15UV 8
UV index (midday)Level
Jan10Very high
Feb12Extreme
Mar14Extreme
Apr12Extreme
May13Extreme
Jun11Extreme
Jul12Extreme
Aug13Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec8Very high

Air quality in Siguiri 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 Siguiri is worst in March — around 52 µg/m³ PM2.5 (poor), about 5.0× the cleanest month (August, 10 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateModeratePoorMar 1351 µg/m³Aug 1611 µg/m³
PM2.5 (µg/m³)Level
Jan40Poor
Feb50Poor
Mar52Poor
Apr47Poor
May25Moderate
Jun22Moderate
Jul15Moderate
Aug10Good
Sep15Moderate
Oct25Moderate
Nov32Moderate
Dec41Poor
Location & terrain

Where is Siguiri?

Siguiri sits at 11.4°N, 9.2°W, 368 m above sea level, in Guinea. The nearest listed city is Kintinian, 31 km away.

KangabaMandianaYanfolilaKouroussaKankanSibiDinguiraye

Topography around Siguiri

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

Within 3 km, the terrain around Siguiri has only modest variations in elevation — a maximum elevation change of 73 m around an average of 359 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 146 m; within 80 km, significant variations in elevation — a maximum elevation change of 568 m.

The land around Siguiri is covered by artificial surfaces (50%) within 3 km, grassland (33%) and shrubs (28%) within 16 km, and shrubs (33%), grassland (29%) and trees (25%) within 80 km.

3 km
73 m
16 km
146 m
80 km
568 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Kintinian 31 km · Kangaba 100 km · Mandiana 103 km · Yanfolila 114 km · Kouroussa 116 km · Kankan 116 km · Sibi 139 km · Dinguiraye 169 km

Guinea travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F / K
220 V · 50 Hz
Prices
≈ 34% of US
price level, 2025
GDP per capita
$1,877
2025
Happiness
4.6 / 10
World Happiness, 2025
Road deaths
29.7
per 100k/yr, 2019
Income group
Lower middle
World Bank
Religion
Muslim 85%Christian 13%none 1%animist 0%

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 Siguiri (11.4228°, -9.1685°, elevation 368 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).