Mentiri weather in May

In May, Mentiri sees average daytime highs of 32°C and overnight lows near 26°C, with 148 mm of rain across 21.5 wet days and about 12.2 hours of daylight. It is the 1st-warmest and 9th-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 7% of the time in May, and the air most often feels miserable.

Daylight stretches from about 12 h 12 min at the start of May to 12 h 18 min by month's end. Set against the rest of the year, May is Mentiri's 3rd-clearest and 12th-windiest month. For the whole year in context, see Mentiri's year-round climate.

Daytime high
32°
1st warmest
Overnight low
26°
12th coldest
Rainfall
148 mm
21.5 wet days
Daylight
12 h 12 min
6:09 AM – 6:23 PM
Cloud cover
79%
3rd clearest
Wind
7 km/h
12th windiest
Solar energy
5.6 kWh/m²
Travel score
2.9
out of 10

Mentiri is mukim of Brunei-Muara District, Brunei.

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 32°C through the month.

A typical May day in Mentiri reaches about 32°C in the afternoon and slips back to 26°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 33°C. Set against its neighbours, May runs on par with April and on par with June.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13226
23226
33226
43226
53226
63226
73226
83226
93226
103226
113226
123226
133226
143226
153226
163226
173226
183226
193226
203226
213226
223226
233226
243226
253226
263226
273226
283226
293226
303225
313225

How May really feels in Mentiri

Once humidity and wind are folded in, May 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
31 feel dangerously hot (≥ 39°C)
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.

Mentiri weather by month

How May compares with the rest of the year at a glance. May is the 1st-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 25°16219.211.73.8
Feb30° / 25°10513.311.84.2
Mar31° / 25°9115.8123.8
Apr32° / 25°13119.512.13.1
May32° / 26°14821.512.22.9
Jun31° / 25°18519.812.33.1
Jul31° / 25°17921.112.33.1
Aug31° / 25°18221.312.23.1
Sep31° / 25°19623.2122.9
Oct30° / 25°25426.911.92.8
Nov30° / 25°2322611.82.8
Dec30° / 25°22224.711.73.1

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 7% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 13% of May, with mostly cloudy or overcast conditions the remaining 80%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11981
21981
31981
41882
51882
61882
71882
81882
91981
101981
111981
121981
132080
142179
152278
162278
172377
182377
192377
202377
212377
222377
232278
242278
252179
262179
272080
282080
291981
301783
311783

Chance of precipitation in May

Any precipitation

Mentiri gets around 148 mm of rain over 21.5 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 69% and peaks near 72% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
172
272
372
472
572
672
771
871
971
1070
1170
1269
1368
1468
1568
1667
1767
1867
1966
2066
2166
2266
2367
2467
2567
2668
2769
2869
2970
3070
3171

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the miserable band about 85% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
11387
21288
31288
41288
51288
61288
71387
81387
91387
101486
111486
121486
131585
141585
151585
161684
171684
181684
191684
201684
211684
221684
231684
241684
251684
261684
271684
281684
291684
301783
311783

Wind in May

Winds average 7 km/h in May, the calmest month.

Across May, daily wind ranges from about 7 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
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in May

DaylightNight

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

Days grow by about 6 minutes over May. Sunrise moves from 6:12 AM to 6:09 AM, and sunset from 6:22 PM to 6:25 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:126:22
212.26:126:22
312.26:116:22
412.26:116:22
512.26:116:22
612.26:116:22
712.26:116:22
812.26:106:22
912.26:106:22
1012.26:106:22
1112.26:106:22
1212.26:106:23
1312.26:106:23
1412.26:106:23
1512.26:096:23
1612.26:096:23
1712.26:096:23
1812.26:096:23
1912.26:096:23
2012.26:096:23
2112.26:096:24
2212.26:096:24
2312.26:096:24
2412.26:096:24
2512.36:096:24
2612.36:096:24
2712.36:096:24
2812.36:096:25
2912.36:096:25
3012.36:096:25
3112.36:096:25

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.6 kWh/m².

For context, solar energy here swings from a low near 4.77 kWh/m² to a high of 5.92 kWh/m² in April across the year — May's 5.6 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.7Bright
45.7Bright
55.6Bright
65.6Bright
75.6Bright
85.6Bright
95.6Bright
105.6Bright
115.6Bright
125.6Bright
135.6Bright
145.6Bright
155.6Bright
165.6Bright
175.6Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.6Bright
245.6Bright
255.6Bright
265.5Bright
275.5Bright
285.5Bright
295.5Bright
305.5Bright
315.5Bright
Planning a trip in May

Hazard calendar for Mentiri

In seasonPeak

In May, Mentiri sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.

Mentiri sits in the Pacific typhoon belt; the season peaks July–October.

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

Is May a good time to visit Mentiri?

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

2.9
Sightseeing
9th-best month of the year
4.6
Beach & pool
8th-best month of the year

May is a weaker month for outdoor sightseeing in Mentiri.

What to pack for Mentiri in May

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

In May, Mentiri sees daytime highs around 32°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 22 days see rain.

light clothesrain gearsun protection

Sea temperature near Mentiri in May

The nearest coast averages about 30°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 16 km away) is warmest in May at about 30°C and coldest in February near 28°C.

The water stays above 20°C all year — warm enough for a swim any month.

26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Tropical
Feb28Warm
Mar29Tropical
Apr30Tropical
May30Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct30Tropical
Nov30Tropical
Dec29Tropical

UV index in Mentiri in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Mentiri peaks around February 19 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 23 at about 11 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 19UV 14Nov 23UV 11
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar14Extreme
Apr15Extreme
May14Extreme
Jun12Extreme
Jul11Extreme
Aug13Extreme
Sep13Extreme
Oct13Extreme
Nov11Extreme
Dec11Extreme

Air quality in Mentiri 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 Mentiri is worst in September — around 17 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (December, 9 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1417 µg/m³Dec 109 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb11Good
Mar15Moderate
Apr16Moderate
May16Moderate
Jun14Moderate
Jul14Moderate
Aug14Moderate
Sep17Moderate
Oct12Good
Nov9Good
Dec9Good
Location & terrain

Where is Mentiri?

Mentiri sits at 5.0°N, 115.0°E, 8 m above sea level, in Brunei. The nearest listed city is Serasa, 7.0 km away.

Bandar Seri BegawanSengkurongLimbangBangar

Topography around Mentiri

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

Within 3 km, the terrain around Mentiri has only modest variations in elevation — a maximum elevation change of 126 m around an average of 28 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 197 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,921 m.

The land around Mentiri is covered by trees (40%) and water (21%) within 3 km, water (61%) and trees (21%) within 16 km, and trees (53%) and water (42%) within 80 km.

3 km
126 m
16 km
197 m
80 km
1,921 m
treesgrasslandartificial surfacesbare terrainwatermangroves
May weather nearby: Serasa 7.0 km · Muara 8.0 km · Bandar Seri Begawan 13 km · Sengkurong 23 km · Limbang 24 km · Bangar 30 km · Labuan 43 km · Bandar Labuan 43 km

Brunei travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type G
240 V · 50 Hz
Prices
≈ 35% of US
price level, 2025
GDP per capita
$32,235
2025
Homicide rate
0.5
per 100k, 2013
Road deaths
7.5
per 100k/yr, 2019
Income group
High
World Bank
Religion
Muslim 82%Christian 7%Buddhist 6%other 5%

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 Mentiri (4.9706°, 115.0208°, elevation 8 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).