Sorsogon weather in September

In September, Sorsogon sees average daytime highs of 29°C and overnight lows near 26°C, with 229 mm of rain across 25.7 wet days and about 12.1 hours of daylight. It is the 4th-warmest and 6th-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 5% of the time in September, and the air most often feels miserable.

Daylight stretches from about 12 h 18 min at the start of September to 11 h 54 min by month's end. Set against the rest of the year, September is Sorsogon's 10th-clearest and 9th-windiest month. For the whole year in context, see Sorsogon's year-round climate.

Daytime high
29°
4th warmest
Overnight low
26°
8th coldest
Rainfall
229 mm
25.7 wet days
Daylight
12 h 06 min
5:36 AM – 5:40 PM
Cloud cover
85%
10th clearest
Wind
14 km/h
9th windiest
Solar energy
4.91 kWh/m²
Travel score
3.3
out of 10

Sorsogon is city of the Philippines and capital of the province of Sorsogon.

Density
680/km²
people per km²
Founded
1895

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

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

A typical September day in Sorsogon reaches about 29°C in the afternoon and slips back to 26°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 30°C. Set against its neighbours, September runs on par with August and on par with October.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12926
22926
32926
42926
52926
62926
72926
82926
92926
102926
112926
122926
132926
142926
152926
162926
172926
182926
192926
202926
212926
222926
232926
242926
252926
262926
272926
282926
292926
302926

How September really feels in Sorsogon

Once humidity and wind are folded in, September averages 30 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
30
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in September is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Sorsogon weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 24°2932611.34.2
Feb27° / 24°18320.411.64.7
Mar27° / 25°16122.311.94.8
Apr28° / 25°10119.512.34.8
May29° / 26°14422.412.63.9
Jun29° / 26°1982512.73.4
Jul29° / 26°27027.512.73.2
Aug29° / 26°19924.612.43.5
Sep29° / 26°22925.712.13.3
Oct28° / 25°25626.911.73.5
Nov28° / 25°29627.811.43.7
Dec27° / 25°40228.511.33.8

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 5% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 8% of September, with mostly cloudy or overcast conditions the remaining 87%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11783
21684
31684
41585
51585
61585
71486
81387
91288
101288
111189
121189
13991
14991
15892
16892
17991
18991
191189
201189
211189
221288
231288
241288
251387
261486
271585
281585
291783
301783

Chance of precipitation in September

Any precipitation

Sorsogon gets around 229 mm of rain over 25.7 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 86% and peaks near 88% on the wettest days.

0%20%40%60%80%100%151015202530
Rain chance (%)
181
282
382
482
583
683
784
884
985
1085
1186
1286
1386
1486
1587
1687
1787
1887
1987
2087
2187
2287
2387
2487
2587
2687
2787
2887
2988
3088

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the miserable band about 83% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
11585
21585
31585
41585
51585
61585
71585
81585
91585
101585
111585
121684
131684
141684
151783
161783
171783
181783
191882
201882
211882
221882
231981
241981
252080
262080
272179
282179
292278
302278

Wind in September

Winds average 14 km/h in September.

Across September, daily wind ranges from about 13 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 18 min at the start of September to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 24 minutes over September. Sunrise moves from 5:36 AM to 5:36 AM, and sunset from 5:51 PM to 5:30 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.35:365:51
212.25:365:51
312.25:365:50
412.25:365:49
512.25:365:49
612.25:365:48
712.25:365:47
812.25:365:46
912.25:365:46
1012.15:365:45
1112.15:365:44
1212.15:365:43
1312.15:365:43
1412.15:365:42
1512.15:365:41
1612.15:365:40
1712.15:365:40
1812.05:365:39
1912.05:365:38
2012.05:365:38
2112.05:365:37
2212.05:365:36
2312.05:365:35
2412.05:365:35
2512.05:365:34
2611.95:365:33
2711.95:365:32
2811.95:365:32
2911.95:365:31
3011.95:365:30

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.91 kWh/m².

For context, solar energy here swings from a low near 3.93 kWh/m² to a high of 6.34 kWh/m² in April across the year — September's 4.91 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.1Bright
55.1Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
124.9Bright
134.9Bright
144.9Bright
154.9Bright
164.9Bright
174.8Bright
184.8Bright
194.8Bright
204.8Bright
214.8Bright
224.8Bright
234.8Bright
244.8Bright
254.8Bright
264.8Bright
274.8Bright
284.8Bright
294.8Bright
304.8Bright
Planning a trip in September

Hazard calendar for Sorsogon

In seasonPeak

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

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

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

Is September a good time to visit Sorsogon?

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

3.3
Sightseeing
11th-best month of the year
4.2
Beach & pool
7th-best month of the year

September is a weaker month for outdoor sightseeing in Sorsogon.

What to pack for Sorsogon in September

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

In September, Sorsogon sees daytime highs around 29°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 Sorsogon in September

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

The sea at the nearest coast (about 18 km away) is warmest in June at about 29°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°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb27Warm
Mar27Warm
Apr28Warm
May29Tropical
Jun29Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov28Tropical
Dec28Warm

UV index in Sorsogon in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September 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 Sorsogon peaks around April 16 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 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 highApr 16UV 14Dec 15UV 9
UV index (midday)Level
Jan10Extreme
Feb12Extreme
Mar13Extreme
Apr14Extreme
May13Extreme
Jun13Extreme
Jul12Extreme
Aug13Extreme
Sep13Extreme
Oct11Extreme
Nov10Very high
Dec9Very high

Air quality in Sorsogon in September

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Sorsogon is worst in July — around 20 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (April, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateGoodJul 1720 µg/m³Apr 169 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb17Moderate
Mar11Good
Apr9Good
May11Good
Jun16Moderate
Jul20Moderate
Aug17Moderate
Sep18Moderate
Oct17Moderate
Nov12Good
Dec12Good
Location & terrain

Where is Sorsogon?

Sorsogon sits at 13.0°N, 124.0°E, 13 m above sea level, in Philippines. The nearest listed city is Gubat, 15 km away.

Topography around Sorsogon

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

Within 3 km, the terrain around Sorsogon has only modest variations in elevation — a maximum elevation change of 176 m around an average of 27 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,077 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,411 m.

The land around Sorsogon is covered by trees (51%) and water (30%) within 3 km, trees (55%) and water (36%) within 16 km, and water (68%) and trees (29%) within 80 km.

3 km
176 m
16 km
1,077 m
80 km
2,411 m
treesgrasslandcroplandartificial surfaceswatermangroves
September weather nearby: Gubat 15 km · Irosin 31 km · Legaspi 33 km · Bulan 36 km · Tagas 37 km · Donsol 44 km · Malilipot 47 km · Tabaco 51 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 Sorsogon (12.9739°, 123.9933°, 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).