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Phitsanulok Weather in September
September in Phitsanulok typically sees daytime highs of 34°C (93°F) and nighttime lows of 26°C (79°F). September falls within the rainy season, so heavy rainfall is to be expected.
Rainfall in Phitsanulok in September
Phitsanulok is in the rainy season in September, with rain on around 19 days and an average of 292 mm (11 in). The rain this month falls heavily when it arrives. Late afternoons in particular can see strong showers, so waterproofs are worth keeping handy.
Temperature in Phitsanulok in September
Phitsanulok in September gets highs of 34°C (93°F) during the day and drops to 26°C (79°F) at night. Sunshine and humidity can make it feel even warmer than the raw temperature suggests. Nights are warm at 26°C (79°F). It's worth making sure your accommodation has decent ventilation or air conditioning.
Sunshine in Phitsanulok in September
The area experiences a moderate amount of sunshine, with approximately 109 hours of sunlight expected. Even though this month is part of the rainy season, you could still see the sun every now and then.If you're looking for dry conditions and comfortable temperatures, September may not be the ideal month to visit Phitsanulok. Our weather planner can help you explore destinations with more pleasant weather conditions.
Phitsanulok Temperature in September
Min Temperature
26°C (79°F)
Max Temperature
34°C (93°F)
Chance of Rain
62%
Precipitation
292 mm (11 in)
Rainy days
19 days
Humidity
81%
Sunshine
109 hours
Percentage Sunshine
Phitsanulok Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Phitsanulok - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Phitsanulok typically stay consistent throughout September, with daily highs averaging around 34°C (93°F). Nights are warm, with lows around 25°C (77°F).
Average temperatures in September
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather records for Phitsanulok in September
Browse day-by-day weather records for Phitsanulok spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Phitsanulok historical weather extremes in September
Our historical data for Phitsanulok spans 1979 to 2026, revealing these weather extremes.
- On September 9, 1994, temperatures climbed to 37°C (99°F), marking the warmest September day on record.
- On September 2, 2002, Phitsanulok saw its coldest September day with temperatures maxing out at 26°C (79°F).
- The coldest night in September in Phitsanulok was on September 5, 2018, with a minimum of 22°C (72°F).
- Peak precipitation in September occurred on September 16, 2017, when 125 mm (4.9 in) of precipitation was measured.
Best Places in Thailand in September
Find out more about the weather in Thailand and which places have the best travel conditions in this month. See all of Thailand in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Phitsanulok in September
Pack for serious heat in Phitsanulok in September. Prioritize clothing that breathes and doesn't cling or stick. Lightweight cotton, linen, and moisture-wicking fabrics are ideal. A wide hat provides welcome shade. It's going to pour! Pack a good poncho and prepare for very wet conditions. Bring sunglasses since you'll have some sunny periods throughout the month
What To Do in Phitsanulok in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming7/10 -
Cycling7/10 -
Walking7/10 -
Camping7/10 -
Outdoor sports7/10
Phitsanulok 3-Day Forecast
More climate data for Phitsanulok
Temperature Rainfall Sunshine Humidity
See the full Phitsanulok climate overview or explore weather in Thailand.
Popular in September
Where to go in September - average daytime high across popular destinations.
Bangkok
34°C (93°F) Chiang Mai33°C (91°F) Jomtien Beach32°C (90°F) Hua Hin32°C (90°F) Ao Nang Beach30°C (86°F) Koh Samui30°C (86°F) Ko Lanta30°C (86°F) Patong Beach29°C (84°F) Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
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