Photo: BigDom · Wikimedia Commons · CC BY-SA 4.0 (opens in a new tab)

Phayao

Destination brief

Thailand

21°CMist
AirGood

Phayao is a city in northern Thailand, capital of Phayao Province. It dates back to the semi-independent city-state, founded between 900 and 1,000 years ago.

From Wikipedia (opens in a new tab), CC BY-SA 4.0

Travel Score

out of 100

Good to travel

In short

A good time to go.

Best days for the weather: Sun Oct 25 and Mon Oct 26.
Rain is likely tomorrow and Tuesday.
Daytime highs of 31–33°.
Air quality is good.

Explore

What to do in Phayao

Travelling as

A balanced mix of sights, food and day trips.

This changes which places are offered first, never a score or a safety verdict. Kept in this page’s link; allow personalization cookies in Cookie settings to remember it.

Best days to go

Weather forecast

Fair weather: Sun Oct 25 and Mon Oct 26

Average weather score 65 out of 100, the best of 3 two- and three-day runs in the forecast.

SunOct 2578In the best days
MonOct 2651In the best days
TueOct 2740

Weather forecast only: air quality, events and safety are shown separately.

Score breakdown

Every component and the reason behind it. The full formula is on the Method page.

Weather16.9 / 30
Average daily weather score 56/100 over the next 3 days; biggest concern: 84% chance of rain on Oct 27.
Air quality20 / 20
US EPA index 1: Good.
Safety20 / 20
No Level 3 or 4 advisory in our data (not a guarantee of safety).
Hazards10 / 10
No storms or heavy rain in the next 3 days.
Events5 / 10
No listed events with confirmed dates in the next 14 days.
SeasonEstimated5 / 10

Weather now

WeatherAPI

Phayao, Chiang RaiStation: Dok Kham TaiUpdated 5:15 AM local time

21°C

Mist

Feels like 24°High 33° · Low 21°

Rain now

20%

Rain today

36% chance

Humidity

96%

Wind

Best time of year

NASA POWER climatology (public domain)

Usually the most comfortable: November, December and January. Typical weather over 2001–2020, not a forecast.

January: pleasant, high 26°, low 13°, about 18 mm of rain, comfort 100 out of 100
February: warm, high 30°, low 15°, about 5 mm of rain, comfort 93 out of 100
March: warm, high 33°, low 18°, about 29 mm of rain, comfort 80 out of 100
April: hot, high 34°, low 22°, about 80 mm of rain, comfort 65 out of 100
May: wet, high 32°, low 22°, about 193 mm of rain, comfort 59 out of 100
June: wet, high 30°, low 22°, about 144 mm of rain, comfort 73 out of 100
July: wet, high 29°, low 22°, about 231 mm of rain, comfort 66 out of 100
August: very wet, high 29°, low 22°, about 283 mm of rain, comfort 62 out of 100
September: wet, high 29°, low 22°, about 224 mm of rain, comfort 68 out of 100
October: warm, high 28°, low 20°, about 106 mm of rain, comfort 89 out of 100
November: pleasant, high 27°, low 17°, about 34 mm of rain, comfort 99 out of 100
December: pleasant, high 25°, low 14°, about 15 mm of rain, comfort 100 out of 100

Taller is more comfortable. The brighter bars are the best months; the filled label is this month.

October 2026 at a glance

Typical weather

28° 20°

Warm

About 106 mm of rain over the month

Festivals that month

None recorded in our calendar.

What to pack

Light clothesDays are usually warm.
A light rain layerSome rain is typical, rarely much.

Worked out from the typical weather of this month, not from a forecast: check the forecast in the days before you go. From our festival calendar. Dates marked approximate are only known by month and can move; an empty list means none is recorded, not that nothing is on.

Month by month

Typical weather by month at this place
Month	Feels	High / low	Rain	Comfort
January	Pleasant	26° / 13°	18 mm	100
February	Warm	30° / 15°	5 mm	93
March	Warm	33° / 18°	29 mm	80
April	Hot	34° / 22°	80 mm	65
May	Wet	32° / 22°	193 mm	59
June	Wet	30° / 22°	144 mm	73
July	Wet	29° / 22°

Comfort uses the typical daytime high (most comfortable at 20 to 28°C) and the typical rainfall (most comfortable under 1 mm a day), averaged over 2001–2020. Highs and lows are worked out from the monthly average temperature and the average daily swing, so they are close, not exact. It is not a forecast. Humidity, crowds, prices and festivals are not included, and a mountain or coast can differ from its half-degree grid cell.

Best time of year

Festivals

Festival calendar

Happening now

Nothing on right now

No listed festivals or events are happening today.

Upcoming4

Loy Krathong
Religious
Thailand · Nationwide
Nov 2026Approx.
The festival of floating lanterns and krathong on the full-moon night of the twelfth lunar month, in November.
Christmas Day
Religious
Worldwide
Dec 25, 2026In 61 days
Global celebration marking the birth of Jesus Christ, celebrated with feasts, gift-giving, and decorations.
New Year's Day
National Holiday
Worldwide
Jan 1, 2027In 68 days
Global celebrations to welcome the new year with joy and festivities.
Songkran
Cultural
Thailand · Nationwide
Apr 13–15, 2027In 170 days
Thailand's traditional new year, a three-day national holiday from 13 to 15 April, marked with the pouring and splashing of water.

Events marked “Approx.” are known by month, not a specific day. Exact dates are recorded for 2026; check locally before you plan around them.

Air quality

US EPA index

1 / 6

Good

Air quality is good. Enjoy time outdoors.

PM2.5: 8.7 µg/m³
PM10: 8.8 µg/m³
Ozone (O₃): 53.0 µg/m³
Nitrogen dioxide (NO₂): 6.1 µg/m³
Sulphur dioxide (SO₂): 10.9 µg/m³
Carbon monoxide (CO): 216.0 µg/m³

Safety & hazards

No known advisory

Where to next

GeoNames (CC BY 4.0)

Towns within a day trip, best conditions first. Pick one for its full brief.

Towns 25 to 150 km away, the larger ones first, each with its own live conditions. Ranked by conditions, nearness and size. Distances are straight-line, so check the travel time. Places under a travel advisory are left out.

Where to next

Trip facts

GeoNames (CC BY 4.0)

Country: Thailand
Capital: Bangkok
Currency: Baht (THB)
Calling code: +66
Languages: Thai and English
Plugs: Type A, B, C, O
Power: 230 V · 50 Hz
Driving: On the left

Exchange rate

1 USD ≈ 33.76 THB, as of 24 Oct 2026

Show the rate in

A mid-market rate, not what a bank, card or exchange desk will give you. Rates By Exchange Rate API (opens in a new tab)

Power is what the wall supplies, not what a device needs: most phone and laptop chargers take 100 to 240 V, so you usually need only a plug adapter. Check the label on your device.

Plugs, power and driving side are shown only where two sources agree (Wikipedia, Mains electricity by country (from the IEC's World Plugs), worldstandards.eu, Wikidata, Wikipedia, Left- and right-hand traffic), checked 2026-10-11. See .

Phayao

What to do in Phayao

Best days to go

Score breakdown

Weather now

Best time of year

October 2026 at a glance

Best time of year

Festivals

Happening now

Upcoming4

Air quality

Safety & hazards

Where to next

Where to next

Trip facts

Local time

Next 24 hours

3-day forecast

Emergency numbers

A few words in Thai

Best time of year

October 2026 at a glance

Where to next