Pak Phanang weather in September

In September, Pak Phanang sees average daytime highs of 31°C and overnight lows near 26°C, with 125 mm of rain across 22.3 wet days and about 12 hours of daylight. It is the 6th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 4% of the time in September, and the air most often feels oppressive.

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

Daytime high
31°
6th warmest
Overnight low
26°
7th coldest
Rainfall
125 mm
22.3 wet days
Daylight
12 hours
6:12 AM – 6:15 PM
Cloud cover
83%
11th clearest
Wind
10 km/h
9th windiest
Solar energy
5.34 kWh/m²
Travel score
3.0
out of 10

Pak Phanang is town in Nakhon Si Thammarat province, Thailand.

Founded
1938

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 31°C through the month.

A typical September day in Pak Phanang reaches about 31°C in the afternoon and slips back to 26°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 33°C. Set against its neighbours, September runs on par with August and about 1°C warmer than October.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13126
23126
33126
43126
53126
63126
73126
83126
93126
103126
113126
123126
133126
143126
153126
163126
173126
183126
193126
203126
213126
223126
233126
243126
253126
263126
273125
283125
293125
303125

How September really feels in Pak Phanang

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.

Pak Phanang weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 25°12216.211.64.9
Feb29° / 25°518.511.75.6
Mar30° / 25°11012.111.94.8
Apr31° / 26°11815.912.23.8
May32° / 26°12522.212.42.9
Jun32° / 26°871812.53.1
Jul32° / 26°8617.312.43.2
Aug32° / 26°9317.712.33.2
Sep31° / 26°12522.3123.0
Oct30° / 25°28527.511.83.0
Nov29° / 25°3962611.63.3
Dec28° / 25°27420.611.54.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 4% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 9% of September, with mostly cloudy or overcast conditions the remaining 86%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11387
21387
31387
41387
51387
61387
71486
81486
91486
101387
111387
121387
131486
141486
151486
161486
171585
181585
191585
201585
211585
221585
231585
241486
251486
261486
271387
281387
291387
301288

Chance of precipitation in September

Any precipitation

Pak Phanang gets around 125 mm of rain over 22.3 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 75% and peaks near 83% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
168
269
369
470
570
671
771
871
972
1072
1173
1273
1373
1473
1574
1674
1774
1875
1975
2076
2176
2277
2378
2478
2579
2680
2781
2882
2982
3083

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the oppressive band about 70% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
17426
27426
37426
47327
57327
67327
77327
87327
97426
107426
117426
127426
137426
147327
157327
167228
177228
187129
197030
206931
216832
226733
236634
246535
256436
266337
276238
286139
296139
306040

Wind in September

Winds average 10 km/h in September.

Across September, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 12 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 18 minutes over September. Sunrise moves from 6:14 AM to 6:10 AM, and sunset from 6:24 PM to 6:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:146:24
212.26:146:23
312.16:146:23
412.16:146:22
512.16:146:21
612.16:136:21
712.16:136:20
812.16:136:20
912.16:136:19
1012.16:136:19
1112.16:136:18
1212.16:136:17
1312.16:136:17
1412.16:126:16
1512.16:126:15
1612.06:126:15
1712.06:126:14
1812.06:126:14
1912.06:126:13
2012.06:126:12
2112.06:116:12
2212.06:116:11
2312.06:116:11
2412.06:116:10
2512.06:116:09
2612.06:116:09
2712.06:116:08
2812.06:116:08
2911.96:116:07
3011.96:106:07

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.34 kWh/m².

For context, solar energy here swings from a low near 4.09 kWh/m² to a high of 6.2 kWh/m² in April across the year — September's 5.34 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.4Bright
45.4Bright
55.4Bright
65.4Bright
75.4Bright
85.4Bright
95.4Bright
105.4Bright
115.4Bright
125.4Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.2Bright
235.2Bright
245.2Bright
255.2Bright
265.1Bright
275.1Bright
285.1Bright
295.0Bright
305.0Bright
Planning a trip in September

Hazard calendar for Pak Phanang

In seasonPeak

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

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

Pak Phanang's rainy season runs October–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 September a good time to visit Pak Phanang?

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

3.0
Sightseeing
10th-best month of the year
4.4
Beach & pool
10th-best month of the year

September is a weaker month for outdoor sightseeing in Pak Phanang.

What to pack for Pak Phanang in September

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

In September, Pak Phanang sees daytime highs around 31°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 22 days see rain.

light clothesrain gearsun protection

Sea temperature near Pak Phanang in September

The nearest coast averages about 30°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 19 km away) is warmest in May at about 31°C and coldest in January near 28°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
Jan28Warm
Feb28Tropical
Mar29Tropical
Apr30Tropical
May31Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct29Tropical
Nov29Tropical
Dec28Tropical

UV index in Pak Phanang 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 Pak Phanang peaks around August 22 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeAug 22UV 13Jan 10UV 10
UV index (midday)Level
Jan10Very high
Feb13Extreme
Mar13Extreme
Apr13Extreme
May12Extreme
Jun12Extreme
Jul11Extreme
Aug13Extreme
Sep13Extreme
Oct12Extreme
Nov10Extreme
Dec10Very high

Air quality in Pak Phanang 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 Pak Phanang is worst in June — around 17 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (November, 9 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateGoodJun 2317 µg/m³Nov 1910 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb12Moderate
Mar11Good
Apr13Moderate
May14Moderate
Jun17Moderate
Jul17Moderate
Aug14Moderate
Sep15Moderate
Oct13Moderate
Nov9Good
Dec11Good
Location & terrain

Where is Pak Phanang?

Pak Phanang sits at 8.4°N, 100.2°E, 4 m above sea level, in Thailand. The nearest listed city is Nakhon Si Thammarat, 27 km away.

Ban Na SanTrang

Topography around Pak Phanang

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

Within 3 km, the terrain around Pak Phanang has only modest variations in elevation — a maximum elevation change of 16 m around an average of 3 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 22 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,765 m.

The land around Pak Phanang is covered by trees (43%) within 3 km, water (44%) and trees (28%) within 16 km, and water (51%) and trees (42%) within 80 km.

3 km
16 m
16 km
22 m
80 km
1,765 m
treesgrasslandcroplandartificial surfaceswaterwetlandmangroves
September weather nearby: Nakhon Si Thammarat 27 km · Ron Phibun 43 km · Thung Song 61 km · Ranot 65 km · Phatthalung 83 km · Huai Yot 88 km · Ban Na San 105 km · Trang 110 km

Thailand travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B / C
230 V · 50 Hz
Prices
≈ 31% of US
price level, 2025
GDP per capita
$8,057
2025
Happiness
6.3 / 10
World Happiness, 2025
Homicide rate
4.8
per 100k, 2011
Road deaths
32.2
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Very low
EF EPI 402
Religion
Buddhist 93%Muslim 5%Christian 1%other 1%

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 Pak Phanang (8.3511°, 100.2019°, elevation 4 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).