Climate · Thailand

Chiang Saen

Hot and damp from March to May; warm and mostly dry from November to January.

Typical weather, averaged over 30 years20.3°N380 m above the sea
  1. Jan82°28°60°16°Rain on about one day a week.
  2. Feb86°30°62°17°Rain on about one day a week.
  3. Mar93°34°68°20°Rain on about one day a week.
  4. Apr96°36°74°23°Rain on about two days a week.
  5. May93°34°75°24°Rain on about four days a week.
  6. Jun90°32°75°24°Rain on about six days a week.
  7. Jul88°31°75°24°Rain on about six days a week.
  8. Aug88°31°74°23°Rain on about six days a week.
  9. Sep88°31°74°23°Rain on about six days a week.
  10. Oct87°31°72°22°Rain on about four days a week.
  11. Nov85°29°66°19°Rain on about two days a week.
  12. Dec81°27°60°16°Rain on about one day a week.
Each month: its typical high and low, and dots for wet days a week. Tap a month to open it.The best months

The hot season runs from March to May, with highs near 94°F and nights near 72°F. From November to January, highs are nearer 83°F. The rain comes from May to September, on about six days a week. November to April is the driest stretch, with rain on about one day a week. Daylight runs from about 11 hours in December to 13½ hours in June.The hot season runs from March to May, with highs near 34°C and nights near 22°C. From November to January, highs are nearer 28°C. The rain comes from May to September, on about six days a week. November to April is the driest stretch, with rain on about one day a week. Daylight runs from about 11 hours in December to 13½ hours in June.

Where Chiang Saen sits

Asia/Bangkok

this place
typical high in Januarytypical high in Februarytypical high in Marchtypical high in Apriltypical high in Maytypical high in Junetypical high in Julytypical high in Augusttypical high in Septembertypical high in Octobertypical high in Novembertypical high in December 40°F4°C95°F35°C
Latitude
20.3°Nnorthern hemisphere
Above the sea
380 mlow-lying
Sunrise, mid-JanuarySunrise, mid-FebruarySunrise, mid-MarchSunrise, mid-AprilSunrise, mid-MaySunrise, mid-JuneSunrise, mid-JulySunrise, mid-AugustSunrise, mid-SeptemberSunrise, mid-OctoberSunrise, mid-NovemberSunrise, mid-December
6:58 AM6:50 AM6:29 AM6:02 AM5:43 AM5:39 AM5:48 AM5:59 AM6:07 AM6:14 AM6:29 AM6:47 AMsets 5:59 PMsets 6:18 PMsets 6:29 PMsets 6:38 PMsets 6:48 PMsets 7:00 PMsets 7:03 PMsets 6:50 PMsets 6:24 PMsets 5:57 PMsets 5:40 PMsets 5:42 PM
Nearest of ours
Chiang Mai201 km south-west

The land around Chiang Saen, shaded by its typical high in January, the planning map's own layer.The land around Chiang Saen, shaded by its typical high in February, the planning map's own layer.The land around Chiang Saen, shaded by its typical high in March, the planning map's own layer.The land around Chiang Saen, shaded by its typical high in April, the planning map's own layer.The land around Chiang Saen, shaded by its typical high in May, the planning map's own layer.The land around Chiang Saen, shaded by its typical high in June, the planning map's own layer.The land around Chiang Saen, shaded by its typical high in July, the planning map's own layer.The land around Chiang Saen, shaded by its typical high in August, the planning map's own layer.The land around Chiang Saen, shaded by its typical high in September, the planning map's own layer.The land around Chiang Saen, shaded by its typical high in October, the planning map's own layer.The land around Chiang Saen, shaded by its typical high in November, the planning map's own layer.The land around Chiang Saen, shaded by its typical high in December, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Through the year

week by week

Temperature

Highs from 81°F in December to 96°F in April.Highs from 27°C in December to 36°C in April.

Chance of a wet day

Wettest in August (92% of days), driest in February (9%).

Cloud cover

Clearest in February (31% cover), cloudiest in July (86%).

Daylight

From 10h 55m in December to 13h 20m in June.

Week by week, lightly smoothed. Shading marks the seasons; the olive line, the best months. Hover or tap a week for its figures.

Month by month

°F°C

Chiang Saen, month by month: the typical high and low, wet days a week, cloud cover and daylight.
MonthTypical low to highWet days a weekCloudDaylight
JanuaryCool seasonAt its best
60°16°82°28°
1 day36%11h 03m
February
62°17°86°30°
1 day31%11h 27m
MarchHot season
68°20°93°34°
1 day32%12h 00m
AprilHot season
74°23°96°36°
2 days49%12h 36m
MayHot season
75°24°93°34°
4 days69%13h 05m
June
75°24°90°32°
6 days83%13h 20m
July
75°24°88°31°
6 days86%13h 13m
August
74°23°88°31°
6 days85%12h 48m
September
74°23°88°31°
6 days77%12h 13m
October
72°22°87°31°
4 days64%11h 38m
NovemberCool season
66°19°85°29°
2 days46%11h 09m
DecemberCool seasonAt its best
60°16°81°27°
1 day39%10h 55m

When is the best time to visit Chiang Saen?


The best months are December to January: highs near 82°F, nights near 60°F, and rain on about one day a week.The best months are December to January: highs near 28°C, nights near 16°C, and rain on about one day a week.

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

Questions


What is the warmest month in Chiang Saen?

April, with highs near 96°F and lows near 74°F. The coolest is December, with highs near 81°F.April, with highs near 36°C and lows near 23°C. The coolest is December, with highs near 27°C.

When does it rain most in Chiang Saen?

August, with rain on about six days a week. February is the driest, with rain on about one day a week.

How long are the days in Chiang Saen?

From about 11 hours in December to 13½ hours in June.

When are the skies clearest in Chiang Saen?

February, when cloud covers about 31% of the sky on average. July is the cloudiest, at about 86%.

Places with a year like Chiang Saen's

by their highs, lows and wet days

Their highs, lows, wet days and cloud run closest to Chiang Saen's through the year, one place a country. “Six months apart”: their winter is Chiang Saen's summer.

Elsewhere in Thailand

All of Thailand

Where to stay

1 in our collection

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest Chiang Saen. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match.Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match. Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.