Mile 91 weather in April

In April, Mile 91 sees average daytime highs of 34°C and overnight lows near 24°C, with 76 mm of rain across 13.5 wet days and about 12.2 hours of daylight. It is the 3rd-warmest and 8th-wettest month of the year here.

Highs ease over the month, from about 34°C in the first days to 33°C by the end. The sky is clear or mostly clear about 13% of the time in April, and the air most often feels oppressive.

Daylight stretches from about 12 h 06 min at the start of April to 12 h 18 min by month's end. Set against the rest of the year, April is Mile 91's 6th-clearest and 4th-windiest month. For the whole year in context, see Mile 91's year-round climate.

Daytime high
34°
3rd warmest
Overnight low
24°
12th coldest
Rainfall
76 mm
13.5 wet days
Daylight
12 h 12 min
6:43 AM – 6:55 PM
Cloud cover
69%
6th clearest
Wind
6 km/h
4th windiest
Solar energy
5.31 kWh/m²
Travel score
2.8
out of 10

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 34°C in the first days to 33°C by the end.

A typical April day in Mile 91 reaches about 34°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 31°C and 36°C. Set against its neighbours, April runs about 2°C cooler than March and about 3°C warmer than May.

20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13424
23424
33424
43424
53424
63424
73424
83424
93424
103424
113424
123424
133424
143424
153424
163424
173424
183424
193324
203324
213324
223324
233324
243324
253324
263324
273324
283324
293324
303224

How April really feels in Mile 91

Once humidity and wind are folded in, April averages 30 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
30
10 feel dangerously hot (≥ 39°C)
Days feeling ≤ C
0
wind chill below the day's low

The story in April is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Mile 91 weather by month

How April compares with the rest of the year at a glance. April is the 3rd-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 22°102.811.64.0
Feb35° / 23°112.311.73.0
Mar35° / 24°337.611.92.6
Apr34° / 24°7613.512.22.8
May31° / 24°21225.512.42.7
Jun29° / 23°32128.512.52.8
Jul28° / 23°43229.812.43.1
Aug28° / 22°50729.712.33.3
Sep29° / 23°40329.2122.9
Oct30° / 23°22628.811.82.9
Nov30° / 22°8718.311.63.8
Dec32° / 22°19511.54.8

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 13% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 20% of April, with mostly cloudy or overcast conditions the remaining 67%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14159
24060
34159
44060
54060
64060
74060
84060
94060
103961
113961
123862
133763
143763
153664
163565
173367
183268
193070
203070
212971
222872
232773
242674
252476
262476
272278
282278
292179
302080

Chance of precipitation in April

Any precipitation

Mile 91 gets around 76 mm of rain over 13.5 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 46% and peaks near 62% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
135
236
337
438
539
639
740
841
941
1042
1143
1243
1344
1444
1545
1645
1745
1846
1946
2047
2148
2249
2350
2452
2553
2655
2757
2858
2960
3062

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the oppressive band about 61% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
12216116
22206117
32196118
42186119
52186119
62176120
72166220
82166121
92156221
102156122
112146222
122146123
131136224
141136224
151126225
161126126
171116226
181116127
191106128
201106029
21196030
22186031
23086032
24076033
25066034
26056035
27055936
28045838
29045739
30035740

Wind in April

Winds average 6 km/h in April.

Across April, 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.

0246810151015202530
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

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 06 min at the start of April to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over April. Sunrise moves from 6:51 AM to 6:38 AM, and sunset from 6:56 PM to 6:55 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:516:56
212.16:516:56
312.16:506:55
412.16:506:55
512.16:496:55
612.16:496:55
712.16:486:55
812.16:486:55
912.16:476:55
1012.16:476:55
1112.16:466:55
1212.26:456:55
1312.26:456:55
1412.26:446:55
1512.26:446:55
1612.26:436:55
1712.26:436:55
1812.26:436:55
1912.26:426:55
2012.26:426:55
2112.26:416:55
2212.26:416:55
2312.26:406:55
2412.26:406:55
2512.36:396:55
2612.36:396:55
2712.36:396:55
2812.36:386:55
2912.36:386:55
3012.36:386:55

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.31 kWh/m².

For context, solar energy here swings from a low near 3.25 kWh/m² to a high of 5.77 kWh/m² in February across the year — April's 5.31 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.5Bright
55.5Bright
65.5Bright
75.5Bright
85.5Bright
95.5Bright
105.5Bright
115.4Bright
125.4Bright
135.4Bright
145.4Bright
155.4Bright
165.3Bright
175.3Bright
185.3Bright
195.2Bright
205.2Bright
215.2Bright
225.1Bright
235.1Bright
245.0Bright
255.0Bright
265.0Bright
274.9Bright
284.9Bright
294.8Bright
304.8Bright
Planning a trip in April

Hazard calendar for Mile 91

In seasonPeak

In April, Mile 91 sits inside its dust season. The full year is below, with each hazard's peak months called out.

Mile 91's monsoon runs June–September, when most of the year's rain falls.

Mile 91 sees seasonal dust haze (February–April), heaviest in February.

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

Is April a good time to visit Mile 91?

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

2.8
Sightseeing
9th-best month of the year
5.3
Beach & pool
6th-best month of the year

April is a weaker month for outdoor sightseeing in Mile 91.

What to pack for Mile 91 in April

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

In April, Mile 91 sees daytime highs around 34°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 14 days see rain.

light clothesrain gearsun protection

UV index in Mile 91 in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April 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 Mile 91 peaks around August 20 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 20UV 13Dec 15UV 8
UV index (midday)Level
Jan9Very high
Feb12Extreme
Mar12Extreme
Apr10Extreme
May12Extreme
Jun12Extreme
Jul11Extreme
Aug13Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec8Very high

Air quality in Mile 91 in April

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Mile 91 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 Mile 91?

Mile 91 sits at 8.5°N, 12.2°W, 77 m above sea level, in Sierra Leone. The nearest listed city is Njala, 34 km away.

NjalaLunsarMakeniPort LokoBumpeBoWaterlooFreetown

Topography around Mile 91

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Mile 91.

Within 3 km, the terrain around Mile 91 has only modest variations in elevation — a maximum elevation change of 31 m around an average of 73 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 438 m; within 80 km, large variations in elevation — a maximum elevation change of 820 m.

The land around Mile 91 is covered by grassland (62%) within 3 km, grassland (58%) and trees (26%) within 16 km, and trees (57%) and grassland (24%) within 80 km.

3 km
31 m
16 km
438 m
80 km
820 m
treesshrubsgrasslandcroplandartificial surfacesmangroves
April weather nearby: Njala 34 km · Lunsar 43 km · Makeni 50 km · Port Loko 71 km · Bumpe 72 km · Bo 77 km · Waterloo 95 km · Freetown 112 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 Mile 91 (8.466°, -12.2146°, elevation 77 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).