Sipalay weather in May

In May, Sipalay sees average daytime highs of 30°C and overnight lows near 25°C, with 270 mm of rain across 26.4 wet days and about 12.4 hours of daylight. It is the 3rd-warmest and 6th-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 8% of the time in May, and the air most often feels miserable.

Daylight stretches from about 12 h 18 min at the start of May to 12 h 30 min by month's end. Set against the rest of the year, May is Sipalay's 7th-clearest and 12th-windiest month. For the whole year in context, see Sipalay's year-round climate.

Daytime high
30°
3rd warmest
Overnight low
25°
12th coldest
Rainfall
270 mm
26.4 wet days
Daylight
12 h 24 min
5:33 AM – 6:00 PM
Cloud cover
79%
7th clearest
Wind
8 km/h
12th windiest
Solar energy
5.89 kWh/m²
Travel score
3.0
out of 10

Sipalay is city of the Philippines in the province of Negros Occidental.

Density
194/km²
people per km²
Founded
1948

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 30°C through the month.

A typical May day in Sipalay reaches about 30°C in the afternoon and slips back to 25°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 about 1°C cooler than April and about 1°C warmer than June.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13125
23125
33125
43125
53125
63125
73125
83125
93125
103125
113025
123025
133025
143025
153025
163025
173025
183025
193025
203025
213025
223025
233025
243025
253025
263025
273025
283025
293025
303025
313025

How May really feels in Sipalay

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.

Sipalay weather by month

How May compares with the rest of the year at a glance. May is the 3rd-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 24°8512.511.54.9
Feb30° / 24°8110.211.74.9
Mar31° / 24°8811.411.94.5
Apr31° / 25°1151512.23.8
May30° / 25°27026.412.43.0
Jun29° / 25°38928.412.62.9
Jul28° / 24°43329.212.53.1
Aug28° / 24°38627.812.33.3
Sep28° / 24°39728.512.13.1
Oct29° / 24°33028.811.83.1
Nov30° / 24°1862111.63.7
Dec29° / 24°15418.111.44.2

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 8% 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 79%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13862
23664
33565
43268
53169
63070
72872
82773
92674
102575
112377
122377
132179
142179
151882
161882
171882
181882
191783
201783
211783
221585
231585
241486
251486
261585
271486
281486
291387
301387
311288

Chance of precipitation in May

Any precipitation

Sipalay gets around 270 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 93% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
164
266
368
469
571
673
774
876
978
1080
1182
1283
1385
1486
1588
1689
1790
1891
1991
2092
2192
2293
2393
2493
2593
2693
2793
2893
2993
3093
3193

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 79% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
14060
23862
33664
43466
53367
63169
72971
82872
92674
102575
112476
122377
132278
142179
152080
161981
171882
181783
191783
201684
211585
221585
231486
241486
251387
261387
271387
281288
291288
301288
311288

Wind in May

Winds average 8 km/h in May, the calmest month.

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

0246810151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 18 min at the start of May to 12 h 30 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 5:37 AM to 5:32 AM, and sunset from 5:58 PM to 6:03 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.35:375:58
212.35:375:58
312.45:375:58
412.45:365:58
512.45:365:58
612.45:365:58
712.45:355:58
812.45:355:59
912.45:355:59
1012.45:355:59
1112.45:345:59
1212.45:345:59
1312.45:345:59
1412.45:346:00
1512.45:336:00
1612.45:336:00
1712.55:336:00
1812.55:336:00
1912.55:336:01
2012.55:336:01
2112.55:336:01
2212.55:326:01
2312.55:326:01
2412.55:326:02
2512.55:326:02
2612.55:326:02
2712.55:326:02
2812.55:326:03
2912.55:326:03
3012.55:326:03
3112.55:326:03

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.89 kWh/m².

For context, solar energy here swings from a low near 4.76 kWh/m² to a high of 6.65 kWh/m² in April across the year — May's 5.89 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.3Intense
46.2Intense
56.2Intense
66.2Intense
76.1Intense
86.1Intense
96.1Intense
106.0Intense
116.0Bright
126.0Bright
135.9Bright
145.9Bright
155.9Bright
165.9Bright
175.8Bright
185.8Bright
195.8Bright
205.8Bright
215.8Bright
225.8Bright
235.8Bright
245.7Bright
255.7Bright
265.7Bright
275.7Bright
285.7Bright
295.7Bright
305.7Bright
315.6Bright
Planning a trip in May

Hazard calendar for Sipalay

In seasonPeak

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

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

Sipalay's rainy season runs May–October, 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 Sipalay?

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

3.0
Sightseeing
11th-best month of the year
4.2
Beach & pool
7th-best month of the year

May is a weaker month for outdoor sightseeing in Sipalay.

What to pack for Sipalay in May

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

In May, Sipalay sees daytime highs around 30°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 Sipalay 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 14 km away) 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 Sipalay 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 Sipalay peaks around March 21 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 22 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 21UV 14Nov 22UV 9
UV index (midday)Level
Jan11Extreme
Feb13Extreme
Mar14Extreme
Apr14Extreme
May12Extreme
Jun12Extreme
Jul12Extreme
Aug13Extreme
Sep13Extreme
Oct11Extreme
Nov9Very high
Dec10Very high
Location & terrain

Where is Sipalay?

Sipalay sits at 9.8°N, 122.4°E, 10 m above sea level, in Philippines. The nearest listed city is Asia, 26 km away.

Topography around Sipalay

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

Within 3 km, the terrain around Sipalay has only modest variations in elevation — a maximum elevation change of 169 m around an average of 18 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 510 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,440 m.

The land around Sipalay is covered by trees (36%) and water (36%) within 3 km, water (53%) and trees (41%) within 16 km, and water (60%) and trees (33%) within 80 km.

3 km
169 m
16 km
510 m
80 km
1,440 m
treesgrasslandcroplandartificial surfaceswatermangroves
May weather nearby: Asia 26 km · Kabankalan 52 km · Suay 59 km · Bayawan 61 km · Himamaylan 64 km · Santa Catalina 69 km · Binalbagan 70 km · Hinigaran 76 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 Sipalay (9.7519°, 122.4042°, elevation 10 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).