La Castellana weather in May

In May, La Castellana sees average daytime highs of 33°C and overnight lows near 25°C, with 195 mm of rain across 24 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 33°C through the month. The sky is clear or mostly clear about 11% 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 La Castellana's 7th-clearest and 11th-windiest month. For the whole year in context, see La Castellana's year-round climate.

Daytime high
33°
2nd warmest
Overnight low
25°
12th coldest
Rainfall
195 mm
24 wet days
Daylight
12 h 30 min
5:30 AM – 5:58 PM
Cloud cover
76%
7th clearest
Wind
6 km/h
11th windiest
Solar energy
5.46 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 33°C through the month.

A typical May day in La Castellana reaches about 33°C in the afternoon and slips back to 25°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 35°C. Set against its neighbours, May runs on par with April and about 1°C warmer than June.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13325
23325
33325
43325
53325
63325
73325
83325
93325
103325
113325
123325
133325
143325
153325
163325
173225
183225
193225
203225
213225
223225
233225
243225
253225
263225
273225
283225
293225
303225
313225

How May really feels in La Castellana

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
31 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.

La Castellana 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
Jan30° / 23°8813.211.54.4
Feb31° / 23°819.911.74.4
Mar32° / 24°7810.511.94.0
Apr33° / 25°7911.412.23.2
May33° / 25°1952412.52.5
Jun31° / 24°29627.912.62.4
Jul30° / 24°34129.312.52.6
Aug30° / 24°29327.712.32.7
Sep30° / 24°30928.412.12.6
Oct30° / 24°27528.211.82.7
Nov31° / 24°16820.511.53.3
Dec30° / 24°1681811.43.9

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 11% 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 73%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14357
24159
34159
43961
53862
63664
73565
83367
93268
103169
112971
122872
132872
142674
152575
162476
172476
182476
192278
202179
212080
222080
232080
241981
251981
261882
271882
281882
291684
301684
311684

Chance of precipitation in May

Any precipitation

La Castellana gets around 195 mm of rain over 24 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 76% and peaks near 89% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
154
256
358
460
562
664
765
867
969
1071
1172
1274
1376
1477
1579
1680
1781
1882
1983
2084
2184
2285
2386
2486
2587
2687
2788
2888
2988
3089
3189

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 81% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
113762
213663
313564
413366
513267
613168
713069
812871
902773
1002674
1102575
1202377
1302278
1402179
1501981
1601882
1701783
1801684
1901585
2001387
2101288
2201189
2301090
240991
250892
260892
270793
280793
290793
300694
310694

Wind in May

Winds average 6 km/h in May.

Across May, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

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 5:56 PM to 6:02 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:345:56
212.45:345:56
312.45:345:56
412.45:335:56
512.45:335:56
612.45:335:57
712.45:325:57
812.45:325:57
912.45:325:57
1012.45:315:57
1112.45:315:57
1212.45:315:58
1312.55:315:58
1412.55:305:58
1512.55:305:58
1612.55:305:58
1712.55:305:59
1812.55:305:59
1912.55:295:59
2012.55:295:59
2112.55:295:59
2212.55:296:00
2312.55:296:00
2412.55:296:00
2512.55:296:00
2612.55:296:01
2712.55:296:01
2812.55:296:01
2912.55:296:01
3012.55:296:02
3112.65:296:02

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.46 kWh/m².

For context, solar energy here swings from a low near 4.22 kWh/m² to a high of 6.17 kWh/m² in April across the year — May's 5.46 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
65.7Bright
75.7Bright
85.7Bright
95.6Bright
105.6Bright
115.6Bright
125.5Bright
135.5Bright
145.5Bright
155.5Bright
165.4Bright
175.4Bright
185.4Bright
195.4Bright
205.3Bright
215.3Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.2Bright
305.2Bright
315.2Bright
Planning a trip in May

Hazard calendar for La Castellana

In seasonPeak

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

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

La Castellana'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 La Castellana?

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
4.3
Beach & pool
7th-best month of the year

May is a weaker month for outdoor sightseeing in La Castellana.

What to pack for La Castellana in May

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

In May, La Castellana sees daytime highs around 33°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 24 days see rain.

light clothesrain gearsun protection

Sea temperature near La Castellana 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 17 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 La Castellana in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May 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 La Castellana peaks around March 24 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highMar 24UV 14Nov 23UV 10
UV index (midday)Level
Jan11Extreme
Feb13Extreme
Mar14Extreme
Apr14Extreme
May13Extreme
Jun13Extreme
Jul13Extreme
Aug13Extreme
Sep13Extreme
Oct11Extreme
Nov10Very high
Dec10Very high

Air quality in La Castellana 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 La Castellana 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 La Castellana?

La Castellana sits at 10.3°N, 123.0°E, 67 m above sea level, in Philippines. The nearest listed city is Tinongan, 12 km away.

Topography around La Castellana

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

Within 3 km, the terrain around La Castellana has only modest variations in elevation — a maximum elevation change of 163 m around an average of 65 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 2,463 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,458 m.

The land around La Castellana is covered by trees (51%) and cropland (46%) within 3 km, trees (59%) and cropland (37%) within 16 km, and trees (43%) and water (43%) within 80 km.

3 km
163 m
16 km
2,463 m
80 km
2,458 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Tinongan 12 km · Isabela 14 km · La Carlota 16 km · Maao 19 km · Hinigaran 20 km · Binalbagan 23 km · Canlaon 23 km · Pacol 26 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 La Castellana (10.3239°, 123.0215°, elevation 67 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).