Tioman weather in May

In May, Tioman sees average daytime highs of 29°C and overnight lows near 27°C, with 145 mm of rain across 22.9 wet days and about 12.1 hours of daylight. It is the 1st-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 16% 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 06 min by month's end. Set against the rest of the year, May is Tioman's 3rd-clearest and 10th-windiest month. For the whole year in context, see Tioman's year-round climate.

Daytime high
29°
1st warmest
Overnight low
27°
12th coldest
Rainfall
145 mm
22.9 wet days
Daylight
12 h 06 min
6:56 AM – 7:03 PM
Cloud cover
71%
3rd clearest
Wind
12 km/h
10th windiest
Solar energy
5.64 kWh/m²
Travel score
3.9
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical May day in Tioman reaches about 29°C in the afternoon and slips back to 27°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 30°C. Set against its neighbours, May runs on par with April and on par with June.

24°26°28°30°32°151015202531
Avg high (°C)Avg low (°C)
12927
22927
32927
42927
52927
62927
72927
82927
92927
102927
112927
122927
132927
142927
152927
162927
172927
182927
192927
202927
212927
222927
232927
242927
252927
262927
272927
282927
292927
302927
312927

How May really feels in Tioman

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.

Tioman weather by month

How May compares with the rest of the year at a glance. May is the 1st-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 26°24417.911.95.1
Feb27° / 26°10011.911.95.8
Mar28° / 26°12215.7125.4
Apr28° / 27°13321.412.14.1
May29° / 27°14522.912.13.9
Jun29° / 27°1232112.24.1
Jul28° / 27°11619.312.14.5
Aug28° / 27°11119.312.14.6
Sep28° / 27°10818.9124.5
Oct28° / 26°18524.911.93.9
Nov28° / 26°34727.911.93.5
Dec27° / 26°44125.311.84.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 16% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 15% of May, with mostly cloudy or overcast conditions the remaining 69%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13070
23070
33070
43070
53070
62971
72971
82971
92971
102971
112971
122971
133070
143169
153070
163169
173169
183268
193268
203268
213367
223367
233466
243466
253466
263565
273565
283466
293367
303367
313367

Chance of precipitation in May

Any precipitation

Tioman gets around 145 mm of rain over 22.9 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 74% and peaks near 78% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
178
278
378
478
578
677
777
876
975
1075
1174
1274
1373
1473
1572
1672
1772
1872
1972
2072
2172
2272
2372
2472
2572
2673
2773
2873
2973
3073
3173

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 91% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
11486
21387
31288
41189
51189
61090
71090
81090
9991
10991
11991
12892
13892
14892
15892
16892
17892
18892
19892
20892
21892
22892
23892
24991
25991
26991
271090
281090
291189
301189
311189

Wind in May

Winds average 12 km/h in May.

Across May, daily wind ranges from about 11 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
812calm
912calm
1012calm
1112calm
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3014light breeze
3114light breeze

Sunrise & sunset in May

DaylightNight

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

Days grow by about 0 minutes over May. Sunrise moves from 6:58 AM to 6:56 AM, and sunset from 7:03 PM to 7:05 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:587:03
212.16:577:03
312.16:577:03
412.16:577:03
512.16:577:03
612.16:577:03
712.16:577:03
812.16:567:03
912.16:567:03
1012.16:567:03
1112.16:567:03
1212.16:567:03
1312.16:567:03
1412.16:567:03
1512.16:567:03
1612.16:567:03
1712.16:567:03
1812.16:567:03
1912.16:567:04
2012.16:567:04
2112.16:567:04
2212.16:567:04
2312.16:567:04
2412.16:567:04
2512.16:567:04
2612.16:567:04
2712.16:567:05
2812.16:567:05
2912.16:567:05
3012.16:567:05
3112.16:567:05

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.64 kWh/m².

For context, solar energy here swings from a low near 4.38 kWh/m² to a high of 6.12 kWh/m² in March across the year — May's 5.64 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.8Bright
55.8Bright
65.7Bright
75.7Bright
85.7Bright
95.7Bright
105.7Bright
115.7Bright
125.7Bright
135.7Bright
145.6Bright
155.6Bright
165.6Bright
175.6Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.6Bright
245.6Bright
255.6Bright
265.6Bright
275.5Bright
285.5Bright
295.5Bright
305.5Bright
315.5Bright
Planning a trip in May

Hazard calendar for Tioman

In seasonPeak

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

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

Tioman's rainy season runs November–January, when most of the year's rain falls.

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

Is May a good time to visit Tioman?

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

3.9
Sightseeing
10th-best month of the year
4.9
Beach & pool
9th-best month of the year

May is a weaker month for outdoor sightseeing in Tioman.

What to pack for Tioman in May

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

In May, Tioman sees daytime highs around 29°C and nights near 27°C. Pack light clothes and rain gear. Worth having: sun protection. About 23 days see rain.

light clothesrain gearsun protection

Sea temperature near Tioman 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 27°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
Jan27Warm
Feb27Warm
Mar28Tropical
Apr30Tropical
May30Tropical
Jun29Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec28Tropical

UV index in Tioman 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 Tioman peaks around February 22 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeExtremeFeb 22UV 15Jun 23UV 10
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May12Extreme
Jun10Very high
Jul10Very high
Aug13Extreme
Sep13Extreme
Oct13Extreme
Nov11Extreme
Dec11Extreme

Air quality in Tioman 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 Tioman is worst in September — around 23 µg/m³ PM2.5 (moderate), about 2.8× the cleanest month (March, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1522 µg/m³Mar 208 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb10Good
Mar8Good
Apr9Good
May12Good
Jun14Moderate
Jul17Moderate
Aug18Moderate
Sep23Moderate
Oct17Moderate
Nov8Good
Dec9Good
Location & terrain

Where is Tioman?

Tioman sits at 2.8°N, 104.2°E, 0 m above sea level, in Malaysia. The nearest listed city is Mersing, 54 km away.

KluangLabisUlu Tiram

Topography around Tioman

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

Within 3 km, the terrain around Tioman has large variations in elevation — a maximum elevation change of 986 m around an average of 498 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,020 m; within 80 km, large variations in elevation — a maximum elevation change of 1,017 m.

The land around Tioman is covered by trees (100%) within 3 km, water (83%) within 16 km, and water (84%) within 80 km.

3 km
986 m
16 km
1,020 m
80 km
1,017 m
treesgrasslandwater
May weather nearby: Mersing 54 km · Pekan 116 km · Kampung Batu Empat 117 km · Bandar Tenggara 119 km · Kota Tinggi 120 km · Kluang 126 km · Labis 135 km · Ulu Tiram 137 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 Tioman (2.7825°, 104.17°, elevation 0 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).