Calatagan weather in August

In August, Calatagan sees average daytime highs of 28°C and overnight lows near 26°C, with 292 mm of rain across 25.6 wet days and about 12.5 hours of daylight. It is the 8th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 4% of the time in August, and the air most often feels miserable.

Daylight stretches from about 12 h 36 min at the start of August to 12 h 18 min by month's end. Set against the rest of the year, August is Calatagan's 12th-clearest and 7th-windiest month. For the whole year in context, see Calatagan's year-round climate.

Daytime high
28°
8th warmest
Overnight low
26°
9th coldest
Rainfall
292 mm
25.6 wet days
Daylight
12 h 30 min
5:48 AM – 6:15 PM
Cloud cover
88%
12th clearest
Wind
16 km/h
7th windiest
Solar energy
5.08 kWh/m²
Travel score
3.9
out of 10

Calatagan is municipality of the Philippines in the province of Batangas.

Density
144/km²
people per km²
Founded
1912

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical August day in Calatagan reaches about 28°C in the afternoon and slips back to 26°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 29°C. Set against its neighbours, August runs on par with July and on par with September.

24°26°28°30°32°151015202531
Avg high (°C)Avg low (°C)
12826
22826
32826
42826
52826
62826
72826
82826
92826
102826
112826
122826
132826
142826
152826
162826
172826
182826
192826
202826
212826
222826
232826
242826
252826
262826
272826
282826
292826
302826
312826

How August really feels in Calatagan

Once humidity and wind are folded in, August averages 0 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
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

August sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Calatagan weather by month

How August compares with the rest of the year at a glance. August is the 8th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 25°223.811.37.4
Feb27° / 24°212.711.57.6
Mar28° / 25°242.811.97.3
Apr29° / 26°183.212.36.5
May29° / 27°10914.612.64.8
Jun29° / 27°22022.412.83.8
Jul28° / 26°37526.512.73.6
Aug28° / 26°29225.612.53.9
Sep28° / 26°31425.612.13.8
Oct28° / 26°1812011.74.5
Nov28° / 26°8910.411.45.8
Dec28° / 25°1279.211.26.5

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 4% of the time in August, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 7% of August, with mostly cloudy or overcast conditions the remaining 89%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1892
2892
3991
4991
51090
61189
71189
81189
91189
101189
111189
121288
131288
141288
151288
161288
171288
181288
191189
201189
211189
221189
231090
241189
251189
261189
271189
281189
291288
301288
311387

Chance of precipitation in August

Any precipitation

Calatagan gets around 292 mm of rain over 25.6 wet days in August. 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 88% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
188
287
386
485
584
683
782
881
981
1080
1180
1280
1380
1480
1580
1681
1781
1882
1983
2083
2184
2284
2384
2484
2584
2683
2783
2882
2982
3081
3181

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

Most of August feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, August lands in the miserable band about 57% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
14555
24555
34555
44456
54456
64456
74357
84357
94258
104258
114159
124159
134159
144060
154060
164060
174159
184159
194159
204159
214159
224258
234258
244258
254258
264357
274357
284456
294456
304555
314654

Wind in August

Winds average 16 km/h in August.

Across August, daily wind ranges from about 15 km/h on the calmest days to 17 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
417light breeze
517light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1017light breeze
1117light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze
3115light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 12 h 36 min at the start of August to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over August. Sunrise moves from 5:45 AM to 5:49 AM, and sunset from 6:22 PM to 6:06 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.65:456:22
212.65:456:22
312.65:456:21
412.65:466:21
512.65:466:21
612.65:466:20
712.65:466:20
812.65:466:19
912.55:476:19
1012.55:476:19
1112.55:476:18
1212.55:476:18
1312.55:476:17
1412.55:476:17
1512.55:476:16
1612.55:486:15
1712.55:486:15
1812.45:486:14
1912.45:486:14
2012.45:486:13
2112.45:486:13
2212.45:486:12
2312.45:486:11
2412.45:496:11
2512.45:496:10
2612.35:496:09
2712.35:496:09
2812.35:496:08
2912.35:496:07
3012.35:496:07
3112.35:496:06

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.08 kWh/m².

For context, solar energy here swings from a low near 4.28 kWh/m² to a high of 6.81 kWh/m² in April across the year — August's 5.08 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.8Bright
44.9Bright
54.9Bright
64.9Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.1Bright
135.1Bright
145.1Bright
155.1Bright
165.1Bright
175.1Bright
185.1Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.1Bright
245.1Bright
255.1Bright
265.1Bright
275.1Bright
285.1Bright
295.1Bright
305.1Bright
315.1Bright
Planning a trip in August

Hazard calendar for Calatagan

In seasonPeak

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

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

Calatagan's monsoon runs June–October, when most of the year's rain falls.

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

Is August a good time to visit Calatagan?

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

3.9
Sightseeing
9th-best month of the year
4.2
Beach & pool
10th-best month of the year

August is a weaker month for outdoor sightseeing in Calatagan.

What to pack for Calatagan in August

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

In August, Calatagan sees daytime highs around 28°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 Calatagan in August

The nearest coast averages about 29°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in June 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
Mar27Warm
Apr28Tropical
May30Tropical
Jun30Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov28Tropical
Dec28Warm

UV index in Calatagan in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Calatagan peaks around August 18 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 highAug 18UV 14Nov 22UV 9
UV index (midday)Level
Jan10Very high
Feb11Extreme
Mar12Extreme
Apr13Extreme
May12Extreme
Jun12Extreme
Jul12Extreme
Aug14Extreme
Sep13Extreme
Oct11Extreme
Nov9Very high
Dec9Very high

Air quality in Calatagan in August

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where August falls, not just the annual average.

Air quality in Calatagan is worst in April — around 15 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodModerateGoodApr 1215 µg/m³Jun 1711 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb11Good
Mar14Moderate
Apr15Moderate
May13Moderate
Jun11Good
Jul12Moderate
Aug13Moderate
Sep12Good
Oct12Good
Nov11Good
Dec12Good
Location & terrain

Where is Calatagan?

Calatagan sits at 13.8°N, 120.6°E, 13 m above sea level, in Philippines. The nearest listed city is Balayan, 16 km away.

Topography around Calatagan

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

Within 3 km, the terrain around Calatagan has only modest variations in elevation — a maximum elevation change of 68 m around an average of 9 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 338 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,539 m.

The land around Calatagan is covered by water (40%) and trees (31%) within 3 km, water (80%) within 16 km, and water (60%) and trees (30%) within 80 km.

3 km
68 m
16 km
338 m
80 km
2,539 m
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Balayan 16 km · Calaca 23 km · Nasugbu 26 km · Taal 32 km · Bauan 41 km · San Pascual 42 km · General Emilio Aguinaldo 43 km · Tagaytay 44 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 Calatagan (13.8322°, 120.6322°, 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).