Mentiri weather in October

In October, Mentiri sees average daytime highs of 30°C and overnight lows near 25°C, with 254 mm of rain across 26.9 wet days and about 11.9 hours of daylight. It is the 8th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 2% of the time in October, and the air most often feels miserable.

Daylight stretches from about 12 hours at the start of October to 11 h 48 min by month's end. Set against the rest of the year, October is Mentiri's 12th-clearest and 3rd-windiest month. For the whole year in context, see Mentiri's year-round climate.

Daytime high
30°
8th warmest
Overnight low
25°
5th coldest
Rainfall
254 mm
26.9 wet days
Daylight
11 h 54 min
6:08 AM – 6:02 PM
Cloud cover
87%
12th clearest
Wind
9 km/h
3rd windiest
Solar energy
5.22 kWh/m²
Travel score
2.8
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 October

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical October day in Mentiri reaches about 30°C in the afternoon and slips back to 25°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 32°C. Set against its neighbours, October runs on par with September and on par with November.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13125
23125
33125
43125
53125
63125
73125
83025
93025
103025
113025
123025
133025
143025
153025
163025
173025
183025
193025
203025
213025
223025
233025
243025
253025
263025
273025
283025
293025
303025
313025

How October really feels in Mentiri

Once humidity and wind are folded in, October 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 October is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Mentiri weather by month

How October compares with the rest of the year at a glance. October is the 8th-warmest and 1st-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 October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 2% of the time in October, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 7% of October, with mostly cloudy or overcast conditions the remaining 91%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11288
21288
31288
41189
51189
61090
71090
8991
9991
10991
11991
12991
13892
14892
15892
16892
17793
18793
19793
20793
21793
22892
23892
24892
25892
26892
27892
28892
29991
30991
31991

Chance of precipitation in October

Any precipitation

Mentiri gets around 254 mm of rain over 26.9 wet days in October, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 87% and peaks near 88% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
186
286
387
486
586
686
786
885
985
1085
1185
1285
1386
1486
1586
1686
1787
1887
1987
2087
2188
2288
2388
2488
2588
2688
2788
2888
2988
3088
3188

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the miserable band about 70% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
13169
23268
33268
43367
53466
63466
73466
83565
93466
103466
113466
123367
133367
143268
153169
163070
173070
182971
192872
202872
212773
222773
232674
242674
252674
262674
272674
282674
292674
302674
312674

Wind in October

Winds average 9 km/h in October.

Across October, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
298calm
308calm
318calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 12 hours at the start of October to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over October. Sunrise moves from 6:10 AM to 6:09 AM, and sunset from 6:08 PM to 5:58 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:106:08
212.06:106:07
311.96:106:07
411.96:106:06
511.96:106:06
611.96:096:05
711.96:096:05
811.96:096:05
911.96:096:04
1011.96:096:04
1111.96:096:03
1211.96:096:03
1311.96:096:03
1411.96:086:02
1511.96:086:02
1611.96:086:02
1711.96:086:01
1811.96:086:01
1911.96:086:01
2011.96:086:00
2111.96:086:00
2211.96:086:00
2311.96:086:00
2411.96:085:59
2511.96:085:59
2611.86:085:59
2711.86:085:59
2811.86:085:59
2911.86:085:59
3011.86:095:58
3111.86:095:58

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5.22 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 — October's 5.22 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.4Bright
45.4Bright
55.4Bright
65.4Bright
75.4Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.2Bright
185.2Bright
195.2Bright
205.2Bright
215.2Bright
225.2Bright
235.1Bright
245.1Bright
255.1Bright
265.1Bright
275.1Bright
285.1Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in October

Hazard calendar for Mentiri

In seasonPeak

In October, 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 October a good time to visit Mentiri?

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

2.8
Sightseeing
11th-best month of the year
4.0
Beach & pool
12th-best month of the year

October is a weaker month for outdoor sightseeing in Mentiri.

What to pack for Mentiri in October

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

In October, Mentiri sees daytime highs around 30°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 27 days see rain.

light clothesrain gearsun protection

Sea temperature near Mentiri in October

The nearest coast averages about 30°C in October — 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 October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 13 (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 October

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where October 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
October 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).