Assin Foso weather in January

In January, Assin Foso sees average daytime highs of 32°C and overnight lows near 23°C, with 31 mm of rain across 7.9 wet days and about 11.7 hours of daylight. It is the 3rd-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 35% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 11 h 42 min at the start of January to 11 h 48 min by month's end. Set against the rest of the year, January is Assin Foso's 1st-clearest and 9th-windiest month. For the whole year in context, see Assin Foso's year-round climate.

Daytime high
32°
3rd warmest
Overnight low
23°
5th coldest
Rainfall
31 mm
7.9 wet days
Daylight
11 h 42 min
6:25 AM – 6:07 PM
Cloud cover
53%
1st clearest
Wind
6 km/h
9th windiest
Solar energy
4.99 kWh/m²
Travel score
4.2
out of 10

Assin Foso is town and Municipal Capital in Central Region, Ghana.

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 32°C through the month.

A typical January day in Assin Foso reaches about 32°C in the afternoon and slips back to 23°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 34°C. Set against its neighbours, January runs about 1°C warmer than December and about 1°C cooler than February.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13222
23222
33222
43222
53222
63222
73222
83222
93222
103222
113222
123222
133222
143222
153223
163223
173223
183223
193223
203223
213223
223223
233223
243223
253323
263323
273323
283323
293323
303323
313323

How January really feels in Assin Foso

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.

Assin Foso weather by month

How January compares with the rest of the year at a glance. January is the 3rd-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 23°317.911.74.2
Feb33° / 24°531211.83.2
Mar33° / 24°10820.6122.7
Apr32° / 24°11221.712.12.8
May31° / 23°15926.312.32.8
Jun29° / 23°17326.512.33.2
Jul28° / 22°11922.612.33.9
Aug28° / 22°8820.312.24.2
Sep29° / 23°13425.1123.4
Oct30° / 23°15226.411.93.1
Nov31° / 23°8518.811.73.5
Dec31° / 23°389.811.74.5

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 35% of the time in January, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 23% of January, with mostly cloudy or overcast conditions the remaining 42%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16832
26634
36535
46535
56436
66337
76337
86238
96238
106040
116040
125941
135842
145743
155644
165644
175545
185446
195446
205446
215347
225347
235347
245446
255446
265446
275545
285545
295644
305644
315743

Chance of precipitation in January

Any precipitation

Assin Foso gets around 31 mm of rain over 7.9 wet days in January, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 25% and peaks near 30% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
118
219
319
420
520
621
721
822
922
1023
1124
1224
1325
1426
1526
1627
1728
1828
1928
2029
2129
2229
2329
2429
2529
2629
2729
2829
2929
3029
3130

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the oppressive band about 65% 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 (%)
122518676
223518675
323518675
423619655
524619654
634619644
734619644
835619634
935719625
1035719615
1134719625
1224719635
1324619635
1424619636
1524619636
1623619646
1723619646
1823518666
1923518666
2022518667
2122517677
2222417678
2322416688
2422415689
25223156810
26213146910
27213146811
28213146812
29213136714
30213136615
31213136516

Wind in January

Winds average 6 km/h in January.

Across January, daily wind ranges from about 6 km/h on the calmest days to 7 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
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 11 h 42 min at the start of January to 11 h 48 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 6:20 AM to 6:27 AM, and sunset from 6:00 PM to 6:12 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.76:206:00
211.76:206:00
311.76:206:01
411.76:216:01
511.76:216:02
611.76:226:02
711.76:226:03
811.76:226:03
911.76:236:04
1011.76:236:04
1111.76:236:05
1211.76:246:05
1311.76:246:06
1411.76:246:06
1511.76:256:07
1611.76:256:07
1711.76:256:07
1811.76:256:08
1911.76:266:08
2011.76:266:09
2111.76:266:09
2211.76:266:09
2311.76:266:10
2411.76:276:10
2511.76:276:11
2611.76:276:11
2711.76:276:11
2811.76:276:12
2911.76:276:12
3011.76:276:12
3111.86:276:12

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.99 kWh/m².

For context, solar energy here swings from a low near 3.7 kWh/m² to a high of 5.06 kWh/m² in March across the year — January's 4.99 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
44.9Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.0Bright
315.1Bright
Planning a trip in January

Hazard calendar for Assin Foso

In seasonPeak

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

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

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

Is January a good time to visit Assin Foso?

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

4.2
Sightseeing
2nd-best month of the year
6.8
Beach & pool
1st-best month of the year

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

What to pack for Assin Foso in January

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

In January, Assin Foso sees daytime highs around 32°C and nights near 23°C. Pack light clothes. Worth having: sun protection. About 8 days see rain.

light clothessun protection

UV index in Assin Foso in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Assin Foso peaks around March 24 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highMar 24UV 13Dec 15UV 9
UV index (midday)Level
Jan10Very high
Feb12Extreme
Mar13Extreme
Apr13Extreme
May11Extreme
Jun11Extreme
Jul10Extreme
Aug11Extreme
Sep13Extreme
Oct12Extreme
Nov9Very high
Dec9Very high

Air quality in Assin Foso 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 Assin Foso is worst in January — around 79 µg/m³ PM2.5 (unhealthy), about 4.4× the cleanest month (August, 18 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModerateUnhealthyJan 1878 µg/m³Aug 2318 µg/m³
PM2.5 (µg/m³)Level
Jan79Unhealthy
Feb72Unhealthy
Mar42Poor
Apr39Poor
May24Moderate
Jun22Moderate
Jul20Moderate
Aug18Moderate
Sep18Moderate
Oct24Moderate
Nov34Moderate
Dec67Unhealthy
Location & terrain

Where is Assin Foso?

Assin Foso sits at 5.7°N, 1.6°W, 107 m above sea level, in Ghana. The nearest listed city is Twifu Praso, 15 km away.

FosoObuasiTarkwaPresteaShama JunctionElmina

Topography around Assin Foso

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

Within 3 km, the terrain around Assin Foso has only modest variations in elevation — a maximum elevation change of 78 m around an average of 99 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 307 m; within 80 km, large variations in elevation — a maximum elevation change of 783 m.

The land around Assin Foso is covered by trees (88%) within 3 km, trees (95%) within 16 km, and trees (95%) within 80 km.

3 km
78 m
16 km
307 m
80 km
783 m
treesshrubsgrasslandartificial surfaceswater
January weather nearby: Twifu Praso 15 km · Dunkwa 32 km · Foso 40 km · Obuasi 56 km · Tarkwa 58 km · Prestea 62 km · Shama Junction 76 km · Elmina 76 km

Ghana travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type D / G
230 V · 50 Hz
Prices
≈ 38% of US
price level, 2025
GDP per capita
$3,257
2025
Happiness
4.6 / 10
World Happiness, 2025
Safe drinking water
43%
of population, 2024
Homicide rate
1.8
per 100k, 2022
Road deaths
25.7
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Moderate
EF EPI 540
Religion
Christian 71%Muslim 20%other 5%traditionalist 3%

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 Assin Foso (5.7°, -1.65°, elevation 107 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).