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Climate in Isarn
(Thailand)

Average daytime and nighttime temperatures


All climatic diagrams on this site result from the collected data from 10 measuring stations in Isarn.
All data correspond to the average monthly values of the last 20 years.


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Isarn is one of the coldest regions in Thailand with an average daily high temperature of only 33 degrees centigrade. The climate is very warm with an annual average of 33 degrees, but has few truly tropical and sultry months. It is yearlong warm or hot. Dued to the lesser rain the best time for traveling is from November to April. The most rain days occur from from May to September.

Overview: Climate in Thailand
Duration of daylight and sunshine in Thailand


hours of sunshine per daySunshine hours per day in Isarn
rainy days per monthRainy days per month in Isarn
Precipitation in mm/dayPrecipitation in Isarn
Relative humidity in %Relative humidity in Isarn
Absolute humidity in g/m³ (approx.)Absolute humidity in Isarn
Map of Isarn

Most important cities in the region »Isarn«

Alone 13 cities with over 100,000 inhabitants are located here. The region has a west-east extension of about 600 km and over 440 km from north to south.

CityPopulationGeo-Position
Buriram206,31414°59'40"N103°6'14"E
Kalasin188,19716°25'58"N103°30'24"E
Nong Khai183,41617°52'42"N102°44'31"E
Chaiyaphum177,16715°48'38"N102°1'44"E
Udon Thani153,32917°24'56"N102°47'9"E
Roi Et152,95916°3'24"N103°39'11"E
Si Sa Ket148,41215°6'53"N104°19'46"E
Nakhon Ratchasima131,28614°58'14"N102°6'7"E
Khon Kaen120,04516°26'48"N102°49'59"E
Maha Sarakham115,89616°11'5"N103°18'2"E
Nong Bua Lamphu110,41517°12'15"N102°26'26"E
Surin104,65114°52'55"N103°29'37"E
Loei102,96517°29'26"N101°43'39"E
Nakhon Phanom94,24417°24'39"N104°46'43"E
Ubon Ratchathani77,30615°14'18"N104°50'55"E
Sakon Nakhon76,23717°9'40"N104°8'50"E
Amnat Charoen64,40415°51'31"N104°37'44"E
Yasothon62,43315°47'39"N104°8'42"E
Uthai Thani54,33915°22'46"N100°1'28"E
Pak Chong48,99914°42'29"N101°24'58"E
Mukdahan46,94116°32'43"N104°43'25"E
Chum Phae46,33516°32'39"N102°5'57"E
Warin Chamrap43,10215°11'35"N104°51'46"E
Kantharalak36,62114°38'26"N104°38'60"E
Det Udom35,66914°54'22"N105°4'42"E
Ban Phai35,58316°3'36"N102°43'51"E
Tha Bo35,29217°51'0"N102°34'53"E
Na Klang31,02417°18'26"N102°11'20"E
Ban Phan Don29,21117°8'34"N102°58'21"E
Kaeng Khro29,05616°6'31"N102°15'29"E


Data basis: German Weather Service, individual values averaged and supplemented by own elements. Data on cities and inhabitants: geonames.org, United Nations Statistics Division and own research.
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