Owerri weather in December

In December, Owerri sees average daytime highs of 33°C and overnight lows near 22°C, with 23 mm of rain across 5.8 wet days and about 11.7 hours of daylight. It is the 4th-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 41% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 11 h 42 min at the start of December to 11 h 42 min by month's end. Set against the rest of the year, December is Owerri's 1st-clearest and 7th-windiest month. For the whole year in context, see Owerri's year-round climate.

Daytime high
33°
4th warmest
Overnight low
22°
2nd coldest
Rainfall
23 mm
5.8 wet days
Daylight
11 h 42 min
6:38 AM – 6:19 PM
Cloud cover
50%
1st clearest
Wind
5 km/h
7th windiest
Solar energy
5.04 kWh/m²
Travel score
3.7
out of 10

Owerri is city in Nigeria.

Density
5,240/km²
people per km²

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 Owerri reaches about 33°C in the afternoon and slips back to 22°C overnight — a 11°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 2°C warmer than November and about 1°C cooler than January.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13222
23322
33322
43322
53322
63322
73322
83322
93322
103322
113322
123322
133322
143322
153322
163322
173322
183422
193422
203422
213422
223422
233422
243422
253422
263422
273422
283422
293422
303422
313422

How December really feels in Owerri

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.

Owerri weather by month

How December compares with the rest of the year at a glance. December is the 4th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan34° / 22°255.611.73.1
Feb35° / 23°529.911.82.5
Mar34° / 24°13420.5122.3
Apr32° / 23°21324.812.12.3
May31° / 23°26428.312.22.4
Jun30° / 23°29628.412.32.7
Jul29° / 22°30128.912.33.1
Aug29° / 22°2722712.23.2
Sep29° / 22°31529.2122.8
Oct30° / 23°30229.711.92.6
Nov32° / 22°11518.211.83.2
Dec33° / 22°235.811.73.7

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 41% of the time in December, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 22% of December, with mostly cloudy or overcast conditions the remaining 37%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14456
24555
34753
44753
54951
65050
75248
85347
95545
105743
115941
126040
136337
146436
156634
166733
176931
187030
197129
207228
217228
227327
237327
247228
257228
267228
277129
287030
296931
306832
316733

Chance of precipitation in December

Any precipitation

Owerri gets around 23 mm of rain over 5.8 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 19% and peaks near 37% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
137
236
335
434
533
631
730
828
926
1025
1123
1221
1320
1418
1516
1615
1714
1812
1911
2010
2110
229
239
249
259
269
279
289
299
309
3110

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 66% of days. Sticky, muggy-or-worse air turns up on roughly 89% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
10118828
20119827
30129817
411210806
512211795
612211795
712312775
812312784
913313764
1013314754
1113414753
1223415733
1324416713
1424417703
1524418693
1624519673
1724520663
1824521662
1924623632
2034624612
2134725592
2234727572
2334728571
2434829551
2535830531
2645830521
2745931501
2855931490
29651031470
30661031460
31761131450

Wind in December

Winds average 5 km/h in December.

Across December, daily wind ranges from about 5 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
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
316calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 42 min at the start of December to 11 h 42 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 6:30 AM to 6:44 AM, and sunset from 6:13 PM to 6:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.76:306:13
211.76:316:13
311.76:316:13
411.76:326:14
511.76:326:14
611.76:336:14
711.76:336:15
811.76:346:15
911.76:346:16
1011.76:356:16
1111.76:356:16
1211.76:366:17
1311.76:366:17
1411.76:376:18
1511.76:376:18
1611.76:386:19
1711.76:386:19
1811.76:386:19
1911.76:396:20
2011.76:396:20
2111.76:406:21
2211.76:406:21
2311.76:416:22
2411.76:416:22
2511.76:426:23
2611.76:426:23
2711.76:436:24
2811.76:436:24
2911.76:446:25
3011.76:446:25
3111.76:446:26

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.04 kWh/m².

For context, solar energy here swings from a low near 3.53 kWh/m² to a high of 5.35 kWh/m² in January across the year — December's 5.04 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.8Bright
44.8Bright
54.8Bright
64.8Bright
74.8Bright
84.9Bright
94.9Bright
104.9Bright
114.9Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.1Bright
175.1Bright
185.1Bright
195.2Bright
205.2Bright
215.2Bright
225.2Bright
235.2Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
315.3Bright
Planning a trip in December

Hazard calendar for Owerri

In seasonPeak

In December, Owerri sits inside its dust season. The full year is below, with each hazard's peak months called out.

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

Owerri sees seasonal dust haze (December–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 Owerri?

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

3.7
Sightseeing
1st-best month of the year
6.8
Beach & pool
1st-best month of the year

December is a weaker month for outdoor sightseeing in Owerri. The water and warmth also suit a beach or pool day.

What to pack for Owerri in December

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

In December, Owerri sees daytime highs around 33°C and nights near 22°C. Pack light clothes. Worth having: sun protection. About 6 days see rain.

light clothessun protection

UV index in Owerri 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 Owerri peaks around March 23 at about 12 (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 highExtremeVery highMar 23UV 12Jan 11UV 8
UV index (midday)Level
Jan8Very high
Feb10Very high
Mar12Extreme
Apr12Extreme
May11Extreme
Jun11Extreme
Jul10Extreme
Aug9Very high
Sep12Extreme
Oct12Extreme
Nov10Very high
Dec8Very high

Air quality in Owerri 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 Owerri is worst in January — around 160 µg/m³ PM2.5 (very unhealthy), about 3.0× the cleanest month (August, 54 µg/m³).

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

0306090120150180JanFebMarAprMayJunJulAugSepOctNovDecVery unhealthyUnhealthyUnhealthyJan 13159 µg/m³Aug 1355 µg/m³
PM2.5 (µg/m³)Level
Jan160Very unhealthy
Feb141Unhealthy
Mar102Unhealthy
Apr94Unhealthy
May85Unhealthy
Jun73Unhealthy
Jul59Unhealthy
Aug54Poor
Sep67Unhealthy
Oct87Unhealthy
Nov96Unhealthy
Dec152Very unhealthy
Location & terrain

Where is Owerri?

Owerri sits at 5.5°N, 7.0°E, 73 m above sea level, in Nigeria. The nearest listed city is Nkwerre, 32 km away.

Topography around Owerri

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

Within 3 km, the terrain around Owerri has only modest variations in elevation — a maximum elevation change of 71 m around an average of 70 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 135 m; within 80 km, significant variations in elevation — a maximum elevation change of 430 m.

The land around Owerri is covered by artificial surfaces (78%) within 3 km, trees (62%) within 16 km, and trees (81%) within 80 km.

3 km
71 m
16 km
135 m
80 km
430 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwatermangroves
December weather nearby: Nkwerre 32 km · Oguta 35 km · Ihiala 46 km · Elele 49 km · Uga 51 km · Umuahia 51 km · Okigwe 52 km · Aba 56 km

Nigeria travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type D / G
230 V · 50 Hz
Prices
≈ 13% of US
price level, 2025
GDP per capita
$1,224
2025
Happiness
4.8 / 10
World Happiness, 2025
Safe drinking water
30%
of population, 2024
Homicide rate
15.7
per 100k, 2023
Road deaths
20.7
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
High
EF EPI 569
Religion
Muslim 54%other Christian 35%Roman Catholic 11%other 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 Owerri (5.4836°, 7.0332°, elevation 73 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).