Oyan weather in January

In January, Oyan sees average daytime highs of 33°C and overnight lows near 21°C, with 11 mm of rain across 2.1 wet days and about 11.6 hours of daylight. It is the 3rd-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 46% of the time in January, and the air most often feels dry.

Daylight stretches from about 11 h 30 min at the start of January to 11 h 36 min by month's end. Set against the rest of the year, January is Oyan's 2nd-clearest and 8th-windiest month. For the whole year in context, see Oyan's year-round climate.

Daytime high
33°
3rd warmest
Overnight low
21°
2nd coldest
Rainfall
11 mm
2.1 wet days
Daylight
11 h 36 min
7:03 AM – 6:38 PM
Cloud cover
45%
2nd clearest
Wind
8 km/h
8th windiest
Solar energy
5.75 kWh/m²
Travel score
4.3
out of 10

Oyan is human settlement in Nigeria.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 33°C through the month.

A typical January day in Oyan reaches about 33°C in the afternoon and slips back to 21°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 35°C. Set against its neighbours, January runs on par with December and about 1°C cooler than February.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13320
23320
33320
43320
53320
63320
73320
83320
93320
103320
113320
123320
133320
143320
153320
163320
173321
183321
193321
203321
213321
223321
233321
243321
253321
263321
273321
283421
293421
303421
313421

How January really feels in Oyan

Once humidity and wind are folded in, January 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 January is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Oyan weather by month

How January compares with the rest of the year at a glance. January is the 3rd-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 21°112.111.64.3
Feb34° / 22°234.611.73.3
Mar33° / 23°6613.111.92.9
Apr32° / 23°10417.812.23.1
May30° / 22°1652312.43.3
Jun29° / 22°20225.912.53.4
Jul27° / 21°20027.312.43.7
Aug27° / 21°19725.312.34.0
Sep28° / 21°26427.3123.4
Oct30° / 21°22025.211.83.3
Nov32° / 22°406.711.64.4
Dec33° / 21°61.511.54.7

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 46% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 20% of January, with mostly cloudy or overcast conditions the remaining 34%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17723
27723
37525
47426
57426
67228
77228
87030
97030
106832
116733
126634
136535
146535
156337
166337
176238
186139
196139
206040
216040
226040
236040
246139
256139
266139
276238
286238
296337
306337
316436

Chance of precipitation in January

Any precipitation

Oyan gets around 11 mm of rain over 2.1 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 6% and peaks near 9% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
12
22
32
43
53
64
74
84
95
105
116
126
136
147
157
167
178
188
198
208
218
228
238
249
259
269
279
289
299
308
318

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

Most of January feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, January lands in the dry band about 39% of days. Sticky, muggy-or-worse air turns up on roughly 39% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1451315243
2451314244
3461314234
4461214234
5461214235
6471214225
7471114226
8461114236
9461113237
10461113247
11451013248
12451012258
13441012269
14431011279
154210112810
16419112910
17409112910
18399113011
19389113111
20369113212
21359113312
22348113313
23338123414
24328123415
25317123415
26317133416
27307133417
28306133317
29296133318
30296133418
31296133419

Wind in January

Winds average 8 km/h in January.

Across January, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 11 h 30 min at the start of January to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over January. Sunrise moves from 6:58 AM to 7:05 AM, and sunset from 6:30 PM to 6:44 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.56:586:30
211.56:586:31
311.56:596:31
411.56:596:32
511.56:596:32
611.57:006:33
711.67:006:33
811.67:016:34
911.67:016:34
1011.67:016:35
1111.67:026:35
1211.67:026:36
1311.67:026:36
1411.67:026:37
1511.67:036:37
1611.67:036:38
1711.67:036:38
1811.67:036:38
1911.67:046:39
2011.67:046:39
2111.67:046:40
2211.67:046:40
2311.67:046:41
2411.67:046:41
2511.67:046:41
2611.67:056:42
2711.67:056:42
2811.67:056:43
2911.67:056:43
3011.67:056:43
3111.67:056:44

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.75 kWh/m².

For context, solar energy here swings from a low near 3.72 kWh/m² to a high of 5.86 kWh/m² in February across the year — January's 5.75 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.8Bright
55.8Bright
65.8Bright
75.8Bright
85.8Bright
95.8Bright
105.8Bright
115.8Bright
125.8Bright
135.8Bright
145.8Bright
155.8Bright
165.8Bright
175.8Bright
185.8Bright
195.8Bright
205.8Bright
215.8Bright
225.8Bright
235.8Bright
245.8Bright
255.8Bright
265.8Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
315.8Bright
Planning a trip in January

Hazard calendar for Oyan

In seasonPeak

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

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

Oyan 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 January a good time to visit Oyan?

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

4.3
Sightseeing
3rd-best month of the year
7.5
Beach & pool
2nd-best month of the year

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

What to pack for Oyan in January

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

In January, Oyan sees daytime highs around 33°C and nights near 21°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Oyan in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January 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 Oyan peaks around September 19 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 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 highSep 19UV 12Dec 20UV 8
UV index (midday)Level
Jan8Very high
Feb9Very high
Mar12Extreme
Apr12Extreme
May11Extreme
Jun12Extreme
Jul11Extreme
Aug11Extreme
Sep12Extreme
Oct12Extreme
Nov10Very high
Dec8Very high

Air quality in Oyan in January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.

Air quality in Oyan is worst in February — around 140 µg/m³ PM2.5 (unhealthy), about 4.0× the cleanest month (July, 35 µg/m³).

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

0306090120150JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorUnhealthyFeb 8140 µg/m³Jul 1935 µg/m³
PM2.5 (µg/m³)Level
Jan139Unhealthy
Feb140Unhealthy
Mar77Unhealthy
Apr62Unhealthy
May44Poor
Jun39Poor
Jul35Moderate
Aug37Poor
Sep46Poor
Oct68Unhealthy
Nov93Unhealthy
Dec124Unhealthy
Location & terrain

Where is Oyan?

Oyan sits at 8.1°N, 4.8°E, 422 m above sea level, in Nigeria. The nearest listed city is Otan Ayegbaju, 12 km away.

Topography around Oyan

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

Within 3 km, the terrain around Oyan has only modest variations in elevation — a maximum elevation change of 179 m around an average of 435 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 279 m; within 80 km, significant variations in elevation — a maximum elevation change of 599 m.

The land around Oyan is covered by trees (55%) and grassland (35%) within 3 km, trees (57%) and grassland (31%) within 16 km, and trees (52%) and shrubs (20%) within 80 km.

3 km
179 m
16 km
279 m
80 km
599 m
treesshrubsgrasslandcroplandartificial surfaces
January weather nearby: Otan Ayegbaju 12 km · Offa 12 km · Ila Orangun 16 km · Ikirun 19 km · Oke Ila 26 km · Oke Mesi 31 km · Osogbo 39 km · Ilobu 39 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 Oyan (8.05°, 4.7667°, elevation 422 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).