Bumpe weather in January

In January, Bumpe sees average daytime highs of 33°C and overnight lows near 22°C, with 19 mm of rain across 4.3 wet days and about 11.6 hours of daylight. It is the 3rd-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 54% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 11 h 30 min at the start of January to 11 h 42 min by month's end. Set against the rest of the year, January is Bumpe's 1st-clearest and 5th-windiest month. For the whole year in context, see Bumpe's year-round climate.

Daytime high
33°
3rd warmest
Overnight low
22°
2nd coldest
Rainfall
19 mm
4.3 wet days
Daylight
11 h 36 min
7:09 AM – 6:45 PM
Cloud cover
41%
1st clearest
Wind
5 km/h
5th windiest
Solar energy
5.27 kWh/m²
Travel score
4.4
out of 10

Bumpe is place in Southern Province, Sierra Leone.

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 Bumpe 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 30°C and 35°C. Set against its neighbours, January runs about 2°C warmer than December and about 1°C cooler than February.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13222
23222
33222
43222
53222
63222
73222
83222
93222
103222
113222
123222
133222
143222
153222
163322
173322
183322
193322
203322
213322
223322
233322
243322
253322
263322
273322
283322
293322
303322
313322

How January really feels in Bumpe

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.

Bumpe 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
Jan33° / 22°194.311.64.4
Feb34° / 23°224.711.73.5
Mar34° / 24°6011.911.93.0
Apr32° / 24°12618.512.22.9
May31° / 23°25627.512.42.7
Jun29° / 23°35429.112.52.8
Jul28° / 22°42929.412.43.2
Aug28° / 22°52229.512.33.3
Sep28° / 22°45929.5123.0
Oct29° / 22°25729.711.82.9
Nov30° / 22°10720.211.63.8
Dec31° / 22°307.411.54.9

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 54% of the time in January, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 18% of January, with mostly cloudy or overcast conditions the remaining 28%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17327
27228
37228
47228
57228
67228
77228
87228
97129
107129
117030
127030
137030
147030
156931
166931
176931
187030
197030
207129
217129
227228
237327
247426
257426
267525
277525
287624
297624
307723
317723

Chance of precipitation in January

Any precipitation

Bumpe gets around 19 mm of rain over 4.3 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 14% and peaks near 16% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
112
212
312
412
512
612
712
812
912
1012
1112
1213
1313
1414
1514
1615
1715
1815
1915
2015
2115
2216
2316
2416
2516
2615
2715
2815
2914
3014
3114

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 55% of days. Sticky, muggy-or-worse air turns up on roughly 93% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
112526651
212528640
312529630
412530620
512531610
612532600
712533590
812535570
912535570
1012536560
1112537550
1212438550
1312438550
1412439540
1512439531
1612440521
1712440521
1811440531
1911441521
2011441521
2111441521
2211441521
2311441521
2411441521
2511440531
2611440531
2711441521
2811441521
2911441512
3011441512
3111441512

Wind in January

Winds average 5 km/h in January.

Across January, daily wind ranges from about 5 km/h on the calmest days to 5 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
315calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 11 h 30 min at the start of January to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over January. Sunrise moves from 7:04 AM to 7:11 AM, and sunset from 6:37 PM to 6:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.57:046:37
211.57:056:38
311.67:056:38
411.67:066:39
511.67:066:39
611.67:066:40
711.67:076:40
811.67:076:41
911.67:076:41
1011.67:086:42
1111.67:086:42
1211.67:086:43
1311.67:096:43
1411.67:096:44
1511.67:096:44
1611.67:096:45
1711.67:106:45
1811.67:106:45
1911.67:106:46
2011.67:106:46
2111.67:106:47
2211.67:116:47
2311.67:116:48
2411.67:116:48
2511.67:116:48
2611.67:116:49
2711.67:116:49
2811.67:116:50
2911.67:116:50
3011.67:116:50
3111.77:116:51

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.27 kWh/m².

For context, solar energy here swings from a low near 3.26 kWh/m² to a high of 5.58 kWh/m² in February across the year — January's 5.27 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.2Bright
45.2Bright
55.2Bright
65.2Bright
75.2Bright
85.2Bright
95.2Bright
105.2Bright
115.2Bright
125.2Bright
135.2Bright
145.2Bright
155.2Bright
165.2Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.3Bright
245.3Bright
255.4Bright
265.4Bright
275.4Bright
285.4Bright
295.4Bright
305.5Bright
315.5Bright
Planning a trip in January

Hazard calendar for Bumpe

In seasonPeak

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

Bumpe's monsoon runs May–October, when most of the year's rain falls.

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

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

Is January a good time to visit Bumpe?

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

4.4
Sightseeing
2nd-best month of the year
7.4
Beach & pool
1st-best month of the year

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

What to pack for Bumpe in January

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

In January, Bumpe sees daytime highs around 33°C and nights near 22°C. Pack light clothes. Worth having: sun protection. About 4 days see rain.

light clothessun protection

UV index in Bumpe 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 Bumpe peaks around August 21 at about 13 (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 highAug 21UV 13Dec 15UV 8
UV index (midday)Level
Jan10Very high
Feb12Extreme
Mar12Extreme
Apr10Extreme
May12Extreme
Jun11Extreme
Jul11Extreme
Aug13Extreme
Sep13Extreme
Oct12Extreme
Nov9Very high
Dec8Very high

Air quality in Bumpe 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 Bumpe is worst in April — around 202 µg/m³ PM2.5 (very unhealthy), about 19.4× the cleanest month (August, 10 µg/m³).

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

0306090120150180210JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyVery unhealthyModerateGoodModeratePoorApr 9200 µg/m³Aug 2011 µg/m³
PM2.5 (µg/m³)Level
Jan70Unhealthy
Feb77Unhealthy
Mar194Very unhealthy
Apr202Very unhealthy
May33Moderate
Jun19Moderate
Jul13Moderate
Aug10Good
Sep11Good
Oct17Moderate
Nov25Moderate
Dec50Poor
Location & terrain

Where is Bumpe?

Bumpe sits at 7.9°N, 11.9°W, 38 m above sea level, in Sierra Leone. The nearest listed city is Bo, 20 km away.

BoNjalaMile 91KenemaSegbwemaMakeniLunsarKoidu

Topography around Bumpe

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

Within 3 km, the terrain around Bumpe has only modest variations in elevation — a maximum elevation change of 49 m around an average of 39 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 132 m; within 80 km, large variations in elevation — a maximum elevation change of 820 m.

The land around Bumpe is covered by trees (46%) and shrubs (36%) within 3 km, trees (41%), shrubs (38%) and grassland (21%) within 16 km, and trees (57%) and shrubs (20%) within 80 km.

3 km
49 m
16 km
132 m
80 km
820 m
treesshrubsgrasslandartificial surfaceswaterwetlandmangroves
January weather nearby: Bo 20 km · Njala 40 km · Mile 91 72 km · Kenema 79 km · Segbwema 106 km · Makeni 112 km · Lunsar 112 km · Koidu 132 km

Sierra Leone travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type D / G
230 V · 50 Hz
Prices
≈ 24% of US
price level, 2025
GDP per capita
$846
2025
Happiness
3.3 / 10
World Happiness, 2025
Safe drinking water
11%
of population, 2024
Homicide rate
2.2
per 100k, 2020
Road deaths
33
per 100k/yr, 2019
Income group
Low
World Bank
Religion
Muslim 77%Christian 23%

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 Bumpe (7.8921°, -11.9054°, elevation 38 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).