Ouinhi weather in December

In December, Ouinhi sees average daytime highs of 33°C and overnight lows near 24°C, with 17 mm of rain across 4.5 wet days and about 11.6 hours of daylight. It is the 4th-warmest and 11th-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 55% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 11 h 36 min at the start of December to 11 h 36 min by month's end. Set against the rest of the year, December is Ouinhi's 1st-clearest and 10th-windiest month. For the whole year in context, see Ouinhi's year-round climate.

Daytime high
33°
4th warmest
Overnight low
24°
7th coldest
Rainfall
17 mm
4.5 wet days
Daylight
11 h 36 min
6:59 AM – 6:34 PM
Cloud cover
41%
1st clearest
Wind
6 km/h
10th windiest
Solar energy
5.07 kWh/m²
Travel score
4.0
out of 10

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 Ouinhi reaches about 33°C in the afternoon and slips back to 24°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 32°C and 35°C. Set against its neighbours, December runs about 1°C warmer than November and on par with January.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13324
23324
33324
43324
53324
63324
73324
83324
93324
103324
113324
123324
133324
143324
153324
163324
173324
183324
193324
203324
213324
223324
233324
243324
253324
263324
273324
283324
293324
303324
313324

How December really feels in Ouinhi

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.

Ouinhi weather by month

How December compares with the rest of the year at a glance. December is the 4th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan34° / 24°164.911.63.6
Feb35° / 25°307.711.82.9
Mar34° / 26°6315.1122.6
Apr33° / 25°9117.612.22.7
May32° / 24°14724.612.32.7
Jun30° / 24°16225.312.43.0
Jul29° / 23°1382312.43.6
Aug29° / 23°12420.712.24.0
Sep30° / 23°14324.2123.3
Oct31° / 23°12823.711.83.1
Nov32° / 24°4511.911.73.7
Dec33° / 24°174.511.64.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 55% of the time in December, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 21% of December, with mostly cloudy or overcast conditions the remaining 25%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16535
26634
36733
46733
56733
66733
76832
86931
97030
107129
117228
127426
137525
147624
157822
167822
178020
188020
198119
208119
218218
228218
238218
248218
258218
268119
278020
288020
297921
307822
317723

Chance of precipitation in December

Any precipitation

Ouinhi gets around 17 mm of rain over 4.5 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 14% and peaks near 25% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
125
224
323
422
521
621
720
819
918
1017
1116
1215
1314
1413
1512
1612
1711
1810
1910
2010
219
229
239
249
2510
2610
2710
2810
2911
3011
3111

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 59% of days. Sticky, muggy-or-worse air turns up on roughly 90% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
101235935
201335934
301336033
401346032
501446031
601456030
701456129
801466128
902566027
1012575926
1112576025
1212586024
1312586123
1413595923
1523595922
16235105921
17235115920
18235116019
19235126018
20236135917
21336145916
22336145915
23336155914
24336165913
25437165812
26437175811
27538175710
2853817589
2963817579
3074917549
3184917548

Wind in December

Winds average 6 km/h in December.

Across December, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 36 min at the start of December to 11 h 36 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 6:51 AM to 7:05 AM, and sunset from 6:28 PM to 6:41 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.66:516:28
211.66:526:29
311.66:526:29
411.66:536:29
511.66:536:30
611.66:546:30
711.66:546:30
811.66:556:31
911.66:556:31
1011.66:566:31
1111.66:566:32
1211.66:576:32
1311.66:576:33
1411.66:586:33
1511.66:586:34
1611.66:596:34
1711.66:596:34
1811.66:596:35
1911.67:006:35
2011.67:006:36
2111.67:016:36
2211.67:016:37
2311.67:026:37
2411.67:026:38
2511.67:036:38
2611.67:036:39
2711.67:046:39
2811.67:046:40
2911.67:056:40
3011.67:056:41
3111.67:056:41

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.07 kWh/m².

For context, solar energy here swings from a low near 3.73 kWh/m² to a high of 5.46 kWh/m² in February across the year — December's 5.07 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
44.9Bright
54.9Bright
64.9Bright
74.9Bright
84.9Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.1Bright
165.1Bright
175.1Bright
185.1Bright
195.1Bright
205.2Bright
215.2Bright
225.2Bright
235.2Bright
245.2Bright
255.2Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
315.3Bright
Planning a trip in December

Hazard calendar for Ouinhi

In seasonPeak

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

Ouinhi's rainy season runs April–October, when most of the year's rain falls.

Ouinhi sees seasonal dust haze (January–April), heaviest in February.

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

Is December a good time to visit Ouinhi?

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

4.0
Sightseeing
1st-best month of the year
7.2
Beach & pool
1st-best month of the year

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

What to pack for Ouinhi in December

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

In December, Ouinhi sees daytime highs around 33°C and nights near 24°C. Pack light clothes. Worth having: sun protection. About 5 days see rain.

light clothessun protection

UV index in Ouinhi in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ouinhi peaks around April 11 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 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 highApr 11UV 13Dec 18UV 8
UV index (midday)Level
Jan8Very high
Feb8Very high
Mar12Extreme
Apr13Extreme
May11Extreme
Jun11Extreme
Jul11Extreme
Aug10Very high
Sep12Extreme
Oct12Extreme
Nov9Very high
Dec7Very high

Air quality in Ouinhi 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 Ouinhi is worst in January — around 102 µg/m³ PM2.5 (unhealthy), about 4.2× the cleanest month (August, 25 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorUnhealthyJan 16100 µg/m³Aug 1425 µg/m³
PM2.5 (µg/m³)Level
Jan102Unhealthy
Feb86Unhealthy
Mar47Poor
Apr44Poor
May33Moderate
Jun30Moderate
Jul27Moderate
Aug25Moderate
Sep29Moderate
Oct39Poor
Nov46Poor
Dec89Unhealthy
Location & terrain

Where is Ouinhi?

Ouinhi sits at 7.1°N, 2.5°E, 37 m above sea level, in Benin. The nearest listed city is Adjaouèrè, 16 km away.

SakétéBohicon

Topography around Ouinhi

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

Within 3 km, the terrain around Ouinhi has only modest variations in elevation — a maximum elevation change of 42 m around an average of 34 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 136 m; within 80 km, significant variations in elevation — a maximum elevation change of 359 m.

The land around Ouinhi is covered by trees (44%) and cropland (32%) within 3 km, trees (35%), cropland (28%) and grassland (26%) within 16 km, and trees (44%) and shrubs (25%) within 80 km.

3 km
42 m
16 km
136 m
80 km
359 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
December weather nearby: Adjaouèrè 16 km · Cové 22 km · Pobé 23 km · Kétou 34 km · Kpozoun 34 km · 39 km · Sakété 43 km · Bohicon 47 km

Benin travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / E
220 V · 50 Hz
Prices
≈ 34% of US
price level, 2025
GDP per capita
$1,658
2025
Happiness
4.4 / 10
World Happiness, 2025
Safe drinking water
18%
of population, 2024
Homicide rate
1.1
per 100k, 2017
Road deaths
26.8
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Very low
EF EPI 406
Religion
Muslim 28%Roman Catholic 26%Protestant 14%Vodoun 12%

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 Ouinhi (7.0841°, 2.4834°, elevation 37 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).