Sibiti weather in May

In May, Sibiti sees average daytime highs of 29°C and overnight lows near 22°C, with 114 mm of rain across 19.2 wet days and about 11.8 hours of daylight. It is the 5th-warmest and 8th-wettest month of the year here.

Highs ease over the month, from about 30°C in the first days to 28°C by the end. The sky is clear or mostly clear about 1% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 11 h 54 min at the start of May to 11 h 48 min by month's end. Set against the rest of the year, May is Sibiti's 2nd-clearest and 9th-windiest month. For the whole year in context, see Sibiti's year-round climate.

Daytime high
29°
5th warmest
Overnight low
22°
9th coldest
Rainfall
114 mm
19.2 wet days
Daylight
11 h 48 min
6:08 AM – 5:58 PM
Cloud cover
77%
2nd clearest
Wind
5 km/h
9th windiest
Solar energy
4.03 kWh/m²
Travel score
4.2
out of 10

Sibiti is town.

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 30°C in the first days to 28°C by the end.

A typical May day in Sibiti reaches about 29°C in the afternoon and slips back to 22°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 31°C. Set against its neighbours, May runs about 1°C cooler than April and about 2°C warmer than June.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13022
23022
33022
43022
53022
63022
73022
83022
93022
103022
113022
123022
133022
143022
152922
162922
172922
182922
192922
202922
212922
222922
232922
242922
252922
262922
272822
282822
292822
302821
312821

How May really feels in Sibiti

Once humidity and wind are folded in, May averages 21 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
21
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Sibiti weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 22°2132612.23.3
Feb30° / 22°17622.112.13.3
Mar30° / 22°18124.3123.1
Apr30° / 22°20924.611.93.1
May29° / 22°11419.211.84.2
Jun27° / 20°82.111.87.2
Jul26° / 19°30.611.87.6
Aug26° / 19°61.411.97.2
Sep28° / 21°226.7126.1
Oct29° / 22°14421.612.13.8
Nov29° / 22°26627.712.23.0
Dec29° / 22°28028.912.23.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 1% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 16% of May, with mostly cloudy or overcast conditions the remaining 83%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11090
21090
31189
41189
51387
61486
71585
81684
91783
101783
111882
121981
132179
142179
152278
162278
172278
182278
192179
202179
212179
222080
232080
241882
251783
261783
271684
281684
291585
301585
311585

Chance of precipitation in May

Any precipitation

Sibiti gets around 114 mm of rain over 19.2 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 61% and peaks near 85% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
185
285
384
483
582
680
779
877
975
1073
1171
1269
1368
1466
1564
1662
1760
1858
1956
2054
2152
2250
2348
2446
2544
2641
2739
2837
2934
3032
3129

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the oppressive band about 89% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
10982
20991
30991
40991
50991
61981
71990
81990
91990
101990
112980
122980
133970
144960
155950
166940
177930
188920
199910
2011890
2113870
2215850
2317830
2419810
2521790
2624760
2727730
2830700
2933670
3037630
3140600

Wind in May

Winds average 5 km/h in May.

Across May, daily wind ranges from about 4 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
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 54 min at the start of May to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over May. Sunrise moves from 6:08 AM to 6:10 AM, and sunset from 6:00 PM to 5:58 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:086:00
211.96:086:00
311.96:086:00
411.96:085:59
511.96:075:59
611.96:075:59
711.96:075:59
811.96:075:59
911.96:075:59
1011.86:085:58
1111.86:085:58
1211.86:085:58
1311.86:085:58
1411.86:085:58
1511.86:085:58
1611.86:085:58
1711.86:085:58
1811.86:085:58
1911.86:085:58
2011.86:085:58
2111.86:085:58
2211.86:085:58
2311.86:095:58
2411.86:095:58
2511.86:095:58
2611.86:095:58
2711.86:095:58
2811.86:095:58
2911.86:105:58
3011.86:105:58
3111.86:105:58

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.03 kWh/m².

For context, solar energy here swings from a low near 3.42 kWh/m² to a high of 5 kWh/m² in March across the year — May's 4.03 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
14.3Bright
24.3Bright
34.3Bright
44.3Bright
54.3Bright
64.3Bright
74.2Bright
84.2Bright
94.2Bright
104.2Bright
114.2Bright
124.2Bright
134.1Bright
144.1Bright
154.1Bright
164.1Bright
174.0Bright
184.0Bright
194.0Moderate
203.9Moderate
213.9Moderate
223.9Moderate
233.8Moderate
243.8Moderate
253.8Moderate
263.7Moderate
273.7Moderate
283.6Moderate
293.6Moderate
303.6Moderate
313.5Moderate
Planning a trip in May

Hazard calendar for Sibiti

In seasonPeak

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

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

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

Is May a good time to visit Sibiti?

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

4.2
Sightseeing
5th-best month of the year
5.3
Beach & pool
5th-best month of the year

May is a reasonable time to visit Sibiti for sightseeing.

What to pack for Sibiti in May

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

In May, Sibiti sees daytime highs around 29°C and nights near 22°C. Pack light clothes and rain gear. About 19 days see rain.

light clothesrain gear

UV index in Sibiti in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sibiti peaks around March 16 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highVery highExtremeMar 16UV 15Jun 20UV 7
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar15Extreme
Apr13Extreme
May9Very high
Jun7High
Jul7Very high
Aug8Very high
Sep11Extreme
Oct14Extreme
Nov11Extreme
Dec10Extreme

Air quality in Sibiti in May

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Sibiti is worst in August — around 49 µg/m³ PM2.5 (poor), about 4.3× the cleanest month (November, 11 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateModerateAug 1648 µg/m³Nov 1812 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb19Moderate
Mar15Moderate
Apr13Moderate
May22Moderate
Jun34Moderate
Jul43Poor
Aug49Poor
Sep41Poor
Oct16Moderate
Nov11Good
Dec14Moderate
Location & terrain

Where is Sibiti?

Sibiti sits at 3.7°S, 13.3°E, 531 m above sea level, in Republic of the Congo. The nearest listed city is Nkayi, 56 km away.

NkayiLoudimaKayesMouyondziBouansaLoutétéDolisieMossendjo

Topography around Sibiti

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

Within 3 km, the terrain around Sibiti has only modest variations in elevation — a maximum elevation change of 103 m around an average of 509 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 305 m; within 80 km, large variations in elevation — a maximum elevation change of 726 m.

The land around Sibiti is covered by trees (46%) and grassland (41%) within 3 km, trees (83%) within 16 km, and trees (66%) and grassland (33%) within 80 km.

3 km
103 m
16 km
305 m
80 km
726 m
treesshrubsgrasslandartificial surfaces
May weather nearby: Nkayi 56 km · Loudima 58 km · Kayes 59 km · Mouyondzi 73 km · Bouansa 75 km · Loutété 88 km · Dolisie 95 km · Mossendjo 108 km

Republic of the Congo travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / E
230 V · 50 Hz
Prices
≈ 35% of US
price level, 2025
GDP per capita
$2,515
2025
Happiness
4.5 / 10
World Happiness, 2025
Safe drinking water
46%
of population, 2021
Road deaths
29.7
per 100k/yr, 2019
Income group
Lower middle
World Bank
Religion
Roman Catholic 33%Awakening Churches/Christian Revival 22%Protestant 20%none 11%

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 Sibiti (-3.6819°, 13.3498°, elevation 531 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).