Lumut weather in May

In May, Lumut sees average daytime highs of 31°C and overnight lows near 26°C, with 204 mm of rain across 26 wet days and about 12.2 hours of daylight. It is the 1st-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 2% of the time in May, and the air most often feels miserable.

Daylight stretches from about 12 h 06 min at the start of May to 12 h 12 min by month's end. Set against the rest of the year, May is Lumut's 7th-clearest and 6th-windiest month. For the whole year in context, see Lumut's year-round climate.

Daytime high
31°
1st warmest
Overnight low
26°
12th coldest
Rainfall
204 mm
26 wet days
Daylight
12 h 12 min
7:08 AM – 7:19 PM
Cloud cover
85%
7th clearest
Wind
7 km/h
6th windiest
Solar energy
5.29 kWh/m²
Travel score
2.8
out of 10

Lumut is town in Manjung, Perak, Malaysia.

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 31°C through the month.

A typical May day in Lumut reaches about 31°C in the afternoon and slips back to 26°C overnight — a 5°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, May runs on par with April and on par with June.

25°28°30°33°35°151015202531
Avg high (°C)Avg low (°C)
13126
23126
33126
43126
53126
63126
73126
83126
93126
103126
113126
123126
133126
143126
153126
163126
173126
183126
193126
203126
213126
223126
233126
243126
253126
263126
273126
283126
293126
303126
313126

How May really feels in Lumut

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
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.

Lumut weather by month

How May compares with the rest of the year at a glance. May is the 1st-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 25°21025.711.83.3
Feb30° / 25°15422.111.93.3
Mar30° / 25°21327.2122.9
Apr30° / 26°23528.412.12.6
May31° / 26°2042612.22.8
Jun31° / 26°13419.912.23.4
Jul30° / 25°13620.812.23.5
Aug30° / 25°16322.412.13.3
Sep30° / 25°20924.1123.1
Oct30° / 25°28227.611.92.9
Nov29° / 25°35628.811.82.8
Dec29° / 25°29827.811.83.1

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 2% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 8% of May, with mostly cloudy or overcast conditions the remaining 90%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11090
21090
31090
4991
5991
6991
71090
81090
91189
101189
111189
121189
131090
141090
151189
161189
171189
181090
191090
201189
211189
221189
231189
241090
251090
261090
271090
281090
291090
301090
311189

Chance of precipitation in May

Any precipitation

Lumut gets around 204 mm of rain over 26 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 83% and peaks near 93% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
193
293
393
492
592
691
790
889
988
1087
1186
1285
1383
1482
1581
1681
1780
1880
1979
2079
2179
2279
2379
2479
2579
2679
2778
2878
2978
3077
3176

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 93% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
1595
2595
3595
4595
5694
6694
7694
8694
9694
10694
11694
12694
13793
14793
15694
16694
17694
18694
19793
20793
21793
22793
23793
24793
25892
26892
27892
28991
29991
301090
311090

Wind in May

Winds average 7 km/h in May.

Across May, daily wind ranges from about 6 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
16calm
26calm
36calm
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 06 min at the start of May to 12 h 12 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 7:10 AM to 7:08 AM, and sunset from 7:19 PM to 7:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.17:107:19
212.17:107:19
312.27:107:19
412.27:107:19
512.27:097:19
612.27:097:19
712.27:097:19
812.27:097:19
912.27:097:19
1012.27:097:19
1112.27:087:19
1212.27:087:19
1312.27:087:19
1412.27:087:19
1512.27:087:19
1612.27:087:19
1712.27:087:20
1812.27:087:20
1912.27:087:20
2012.27:087:20
2112.27:087:20
2212.27:087:20
2312.27:087:20
2412.27:087:20
2512.27:087:21
2612.27:087:21
2712.27:087:21
2812.27:087:21
2912.27:087:21
3012.27:087:21
3112.27:087:22

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.29 kWh/m².

For context, solar energy here swings from a low near 4.54 kWh/m² to a high of 5.82 kWh/m² in March across the year — May's 5.29 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.3Bright
45.3Bright
55.3Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
315.3Bright
Planning a trip in May

Hazard calendar for Lumut

In seasonPeak

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

Lumut 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 Lumut?

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

2.8
Sightseeing
10th-best month of the year
4.1
Beach & pool
7th-best month of the year

May is a weaker month for outdoor sightseeing in Lumut.

What to pack for Lumut in May

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

In May, Lumut sees daytime highs around 31°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 26 days see rain.

light clothesrain gearsun protection

Sea temperature near Lumut 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 offshore is warmest in May at about 30°C and coldest in January near 29°C.

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

28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb30Tropical
Mar30Tropical
Apr30Tropical
May30Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct30Tropical
Nov29Tropical
Dec29Tropical

UV index in Lumut in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Lumut peaks around February 19 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 11 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 19UV 14Jul 11UV 10
UV index (midday)Level
Jan12Extreme
Feb14Extreme
Mar13Extreme
Apr14Extreme
May12Extreme
Jun11Extreme
Jul10Extreme
Aug12Extreme
Sep14Extreme
Oct13Extreme
Nov11Extreme
Dec10Extreme

Air quality in Lumut 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 Lumut is worst in September — around 25 µg/m³ PM2.5 (moderate), about 1.7× the cleanest month (November, 14 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateSep 1325 µg/m³Nov 2115 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb19Moderate
Mar20Moderate
Apr19Moderate
May20Moderate
Jun21Moderate
Jul24Moderate
Aug23Moderate
Sep25Moderate
Oct22Moderate
Nov14Moderate
Dec16Moderate
Location & terrain

Where is Lumut?

Lumut sits at 4.2°N, 100.6°E, 13 m above sea level, in Malaysia. The nearest listed city is Seri Manjung, 6.0 km away.

Topography around Lumut

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

Within 3 km, the terrain around Lumut has significant variations in elevation — a maximum elevation change of 330 m around an average of 27 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 375 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,692 m.

The land around Lumut is covered by trees (44%) and water (30%) within 3 km, water (47%) and trees (41%) within 16 km, and water (50%) and trees (42%) within 80 km.

3 km
330 m
16 km
375 m
80 km
1,692 m
treesgrasslandcroplandartificial surfacesbare terrainwatermangroves
May weather nearby: Seri Manjung 6.0 km · Sitiawan 8.0 km · Pantai Remis 25 km · Parit 42 km · Teluk Intan 49 km · Hutan Melintang 52 km · Batu Gajah 53 km · Lahat 57 km

Malaysia travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / G / M
230 V · 50 Hz
Prices
≈ 32% of US
price level, 2025
GDP per capita
$13,125
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
95%
of population, 2024
Homicide rate
0.7
per 100k, 2023
Road deaths
22.5
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
High
EF EPI 581
Religion
Muslim 64%Buddhist 19%Christian 9%Hindu 6%

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 Lumut (4.2323°, 100.6298°, elevation 13 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).