Northern

Scattered thundershowers and isolated heavy rain in Mae Hong Son, Chiang Mai, Chiang Rai, Lamphun, Lampang, Phayao, Phrae, Nan, Sukhothai, Tak, and Phetchabun. Minimum temperature 23-35 °C Maximum temperature 30-34 °C Southwesterly winds 10-20 km/hr.

During 25 - 29 Jul, scattered to fairly widespread thundershowers and isolated heavy rains. Isolated very heavy rains in the upper part during 26 – 28 Jul. During 30 - 31 Jul, scattered thundershowers and isolated heavy rains. southwesterly winds 10 – 20 km/hr. Minimum temperature 22 – 27 °C. Maximum temperature 27 – 34 °C.

Announcement Date 25 July 2025

Scattered to fairly widespread rain in the first half of the period then widespread rain. Heavy rainfall was observed in some areas at the middle and the end of the period, particularly from 22-23 Jul., when heavy to very heavy occurred in several areas in Chiang Rai, Nan, and Phayao provinces, resulting in prolonged severe flooding in these areas. Flooding was reported in Chiang Rai province from 20-24 Jul., Nan province from 21-24 Jul., Chiang Mai province from 22-24 Jul., Phayao and Lampang provinces from 23-24 Jul., Mae Hong Son province on 23 Jul., and Phrae province on 24 Jul. Gusty wind occurred in Phitsanulok province on 24 Jul.

Announcement Date 25 July 2025

Weekly Weather Forecast​

21 Jul 25 - 27 Jul 25

Rain 60-80% of area

31-33°

23-25°

28 Jul 25 - 03 Aug 25

Rain 60-80% of area

32-34°

23-25°

04 Aug 25 - 10 Aug 25

Rain 40-60% of area

32-34°

23-25°

11 Aug 25 - 17 Aug 25

Rain 60-80% of area

32-34°

23-25°

There will be cold weather almost in general. with a little rain on some days The tops of the mountains and mountains are cold. with some thick fog

Max. Temp. 31-33 °C

Min. Temp. 19-21 °C

Wind SW Speed 7-15 km./hr.

RH 70-75 %

Rainfall Amount 15-30 mm.

Rainy Day 3-5 Day

Announcement Date 01 November 2022