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.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Thailand, check out our Phitsanulok's climate page.
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
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 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 2025, 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 →
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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 monthWhat To Do in Phitsanulok in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Thailand, check out our Phitsanulok's climate page.
Temperature Rainfall Sunshine Humidity
See the full Phitsanulok climate overview or explore weather in Thailand.
