Sumag weather in May

In May, Sumag sees average daytime highs of 32°C and overnight lows near 25°C, with 292 mm of rain across 26.4 wet days and about 12.5 hours of daylight. It is the 2nd-warmest and 6th-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 10% of the time in May, and the air most often feels miserable.

Daylight stretches from about 12 h 24 min at the start of May to 12 h 36 min by month's end. Set against the rest of the year, May is Sumag's 7th-clearest and 12th-windiest month. For the whole year in context, see Sumag's year-round climate.

Daytime high
32°
2nd warmest
Overnight low
25°
12th coldest
Rainfall
292 mm
26.4 wet days
Daylight
12 h 30 min
5:30 AM – 5:59 PM
Cloud cover
77%
7th clearest
Wind
6 km/h
12th windiest
Solar energy
5.48 kWh/m²
Travel score
2.5
out of 10

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 Sumag reaches about 32°C in the afternoon and slips back to 25°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 34°C. Set against its neighbours, May runs on par with April and about 1°C warmer than June.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13225
23225
33225
43225
53225
63225
73225
83225
93225
103225
113225
123225
133225
143225
153225
163225
173225
183225
193225
203225
213225
223125
233125
243125
253125
263125
273125
283125
293125
303125
313125

How May really feels in Sumag

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
29 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.

Sumag weather by month

How May compares with the rest of the year at a glance. May is the 2nd-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 23°13116.111.44.4
Feb30° / 23°1151211.64.5
Mar31° / 23°12514.111.94.0
Apr32° / 24°13215.912.23.3
May32° / 25°29226.412.52.5
Jun30° / 24°42128.812.62.5
Jul30° / 24°45730.112.62.7
Aug30° / 24°39228.812.32.8
Sep30° / 24°3922912.12.7
Oct30° / 24°36429.311.82.7
Nov30° / 24°23724.211.53.1
Dec30° / 24°23621.911.43.7

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 10% 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 74%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14357
24258
34159
43961
54060
63862
73664
83466
93367
103268
113070
122971
132773
142674
152575
162476
172377
182179
192179
202080
211981
221981
231783
241783
251684
261585
271585
281486
291387
301387
311387

Chance of precipitation in May

Any precipitation

Sumag gets around 292 mm of rain over 26.4 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 84% and peaks near 94% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
168
270
371
473
574
675
777
878
979
1080
1181
1282
1383
1484
1585
1686
1787
1887
1988
2089
2189
2290
2390
2491
2591
2692
2792
2893
2993
3093
3194

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 84% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
12674
22575
32476
42377
52278
62179
72179
82080
91981
101981
111882
121882
131783
141783
151684
161684
171585
181486
191486
201387
211288
221189
231189
241090
25991
26991
27892
28892
29892
30892
31793

Wind in May

Winds average 6 km/h in May, the calmest month.

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
17calm
27calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 24 min at the start of May to 12 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over May. Sunrise moves from 5:34 AM to 5:29 AM, and sunset from 5:57 PM to 6:03 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:345:57
212.45:345:57
312.45:345:57
412.45:335:57
512.45:335:57
612.45:335:57
712.45:325:57
812.45:325:58
912.45:325:58
1012.45:315:58
1112.45:315:58
1212.55:315:58
1312.55:315:59
1412.55:305:59
1512.55:305:59
1612.55:305:59
1712.55:305:59
1812.55:306:00
1912.55:306:00
2012.55:296:00
2112.55:296:00
2212.55:296:00
2312.55:296:01
2412.55:296:01
2512.55:296:01
2612.55:296:01
2712.65:296:02
2812.65:296:02
2912.65:296:02
3012.65:296:03
3112.65:296:03

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.48 kWh/m².

For context, solar energy here swings from a low near 4.08 kWh/m² to a high of 6.15 kWh/m² in April across the year — May's 5.48 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.9Bright
25.9Bright
35.8Bright
45.8Bright
55.8Bright
65.8Bright
75.7Bright
85.7Bright
95.7Bright
105.6Bright
115.6Bright
125.6Bright
135.5Bright
145.5Bright
155.5Bright
165.5Bright
175.4Bright
185.4Bright
195.4Bright
205.4Bright
215.4Bright
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 Sumag

In seasonPeak

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

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

Sumag's rainy season runs May–December, 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 Sumag?

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

2.5
Sightseeing
11th-best month of the year
4.0
Beach & pool
7th-best month of the year

May is a weaker month for outdoor sightseeing in Sumag.

What to pack for Sumag in May

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

In May, Sumag sees daytime highs around 32°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 26 days see rain.

light clothesrain gearsun protection

Sea temperature near Sumag 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 February 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
Mar28Warm
Apr29Tropical
May30Tropical
Jun30Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec28Tropical

UV index in Sumag 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 Sumag peaks around March 24 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 23 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highMar 24UV 14Nov 23UV 9
UV index (midday)Level
Jan11Extreme
Feb13Extreme
Mar14Extreme
Apr14Extreme
May12Extreme
Jun13Extreme
Jul13Extreme
Aug13Extreme
Sep13Extreme
Oct11Extreme
Nov9Very high
Dec9Very high

Air quality in Sumag 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 Sumag is worst in September — around 17 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateSep 2317 µg/m³Feb 1113 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb13Moderate
Mar14Moderate
Apr15Moderate
May16Moderate
Jun16Moderate
Jul17Moderate
Aug16Moderate
Sep17Moderate
Oct17Moderate
Nov15Moderate
Dec14Moderate
Location & terrain

Where is Sumag?

Sumag sits at 10.6°N, 122.9°E, 6 m above sea level, in Philippines. The nearest listed city is Taloc, 4.0 km away.

Topography around Sumag

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

Within 3 km, the terrain around Sumag has only modest variations in elevation — a maximum elevation change of 25 m around an average of 7 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 193 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,458 m.

The land around Sumag is covered by water (30%), trees (25%) and cropland (22%) within 3 km, water (39%) and cropland (30%) within 16 km, and water (44%) and trees (40%) within 80 km.

3 km
25 m
16 km
193 m
80 km
2,458 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Taloc 4.0 km · Mansilingan 7.0 km · Bacolod City 8.0 km · Bago City 12 km · Murcia 13 km · Maao 15 km · Pulupandan 16 km · Talisay 16 km

Philippines travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B / C
230 V · 60 Hz
Prices
≈ 33% of US
price level, 2025
GDP per capita
$4,171
2025
Happiness
6.2 / 10
World Happiness, 2025
Safe drinking water
48%
of population, 2024
Homicide rate
4.3
per 100k, 2023
Road deaths
12
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
High
EF EPI 569
Religion
Roman Catholic 79%other 8%Muslim 6%other Christian 4%

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 Sumag (10.6014°, 122.9192°, elevation 6 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).