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Ayutthaya Weather in May
May in Ayutthaya sees daytime temperatures around 36°C (97°F) and lows of 27°C (81°F) at night. With around 166 mm (6.5 in) of rainfall expected, it's worth packing a rain jacket.
Rainfall in Ayutthaya in May
Expect around 14 days of rain based on historical data, with 166 mm (6.5 in) average. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.
Temperature in Ayutthaya in May
May in Ayutthaya sees highs of 36°C (97°F) and lows of 27°C (81°F) overnight. Sunshine and humidity can make it feel even warmer than the raw temperature suggests. Nights are warm at 27°C (81°F), which can make sleeping uncomfortable. Keeping windows open or using a fan can help. A cold shower before bed is also a good way to cool down.
Sunshine in Ayutthaya in May
There are approximately 216 hours of sunshine this month, resulting in mostly clear days.If you're interested in exploring other destinations, our weather planner can help you discover additional travel options worldwide.
Ayutthaya Temperature in May
Min Temperature
27°C (81°F)
Max Temperature
36°C (97°F)
Chance of Rain
46%
Precipitation
166 mm (6.5 in)
Rainy days
14 days
Humidity
75% *
Sunshine
216 hours *
Percentage Sunshine
*
* Data from: Bangkok, Thailand (69 KM, 43 Miles).
Ayutthaya Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Ayutthaya - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Ayutthaya typically stay consistent throughout May, with daily highs averaging around 36°C (97°F). Nights are warm, with lows around 27°C (81°F).
Average temperatures in May
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 May
Historical weather records for Ayutthaya in May
Browse day-by-day weather records for Ayutthaya spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Ayutthaya historical weather extremes in May
Based on weather observations in Ayutthaya between 1976 and 2026, these are the recorded extremes during May.
- The hottest May day on record in Ayutthaya reached 40°C (104°F) (May 5, 1997).
- Ayutthaya experienced its chilliest May day on May 9, 1986, reaching only 27°C (81°F).
- The lowest overnight temperature recorded in May was 18°C (64°F) (May 6, 1976).
Best Places in Thailand in May
Find out more about the weather in Thailand and which places have the best travel conditions in this month. See all of Thailand in May →
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 Ayutthaya in May
Get ready for hot weather in May! Lightweight, breathable fabrics are your best friend during this month. Cotton and linen shirts, shorts, sundresses, and sandals will keep you comfortable. Light colors help reflect the heat, avoid wearing black. Also bring a poncho, it will rain a lot! Waterproof everything you can. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.
What To Do in Ayutthaya in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming8/10 -
Camping7/10
Ayutthaya 3-Day Forecast
More climate data for Ayutthaya
Temperature Rainfall Sunshine Humidity
See the full Ayutthaya climate overview or explore weather in Thailand.
Popular in May
Where to go in May - average daytime high across popular destinations.
Bangkok
36°C (97°F) Chiang Mai
36°C (97°F) Jomtien Beach
33°C (91°F) Hua Hin33°C (91°F) Ao Nang Beach31°C (88°F) Koh Samui31°C (88°F) Ko Lanta31°C (88°F) Patong Beach30°C (86°F) Bucket list
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