Kaeng Suea Ten

Lom Dong

Hot water pong

       Mae Yom National Park's topography is dominated by high mountains to the east and west which slope down towards the Mae Yom River, which runs through the heart of the park. Mountains include Doi Luang, Doi Yao, Doi Khun Huai Pae, and Doi Ton. These high mountains form the upper reaches of the catchment area, and feed numerous rivers and creeks including Nam Mae Pung, Nam Mae Lam, Nam Mae Ten, Nam Mae Sa Kuen, Nam Mae Pao Rivers,  Pha Lat Creek, Mae Pong Creek, Mae Phung Creek, Mae Paeng Creek, Khet Creek, Pui Creek, Loem Creek, Mae Phung Creek. The plain area slopes north to south from 180 meters above sea level in song district to 157 meters, with the east and west lines sloping to the Yom River on both sides. The majority of the soil is laterite and sandy loam.  Sedimentary and shell stones are two types of stones. The area can be classified as a class 1 watershed, a class 2 watershed, a class 3 watershed, and a class 4 watershed.

  Mae Yom National Park has a tropical monsoon climate, with the temperature and distribution of rainfall is influenced by the southwest monsoon and the northeast monsoon. Between May and October, the southwest monsoonbrings heavy rains, and between November and April, the northeast monsoon takes over creating drier conditions. 

       The cold and dry weather from China brings dry season, which due to the mountainous terrain, the region experiences cold weather from November to February. In March and April it is quite hot and dry weather with an average maximum temperature of 33 degrees Celsius compared with a minimum temperature of 14 degrees Celsius in January. The average year-round temperature is 26 degrees Celsius, and the average annual rainfall is 1,095 millimeters.

       The majority of the forest is relatively undisturbed and composed of a variety of forest types, including mixed deciduous forest, which is prevalent in the National Park. The area immediately above the dam and to the west of the Yom River is full of Teak, Black Rosewood, Iron Wood, Burma Padauk, and Lagerstroemia calyculata Kurz.  Deciduous Dipterocarp forests are more common in the north and in the drought-stricken areas. These contain Burma Sal, Burmese Sal, Dipterocarpus tuberculatus Roxb, Melanorrhoea glabr, Canarium subulatum, and Tamalin.
The National Park's dry evergreen forests are concentrated in the east and inthe park's significant ravines.

       Dry evergreen forest's important plants inlcude Hopea odorata, Anisoptera costata, Artocarpus lacucha, Dipterocarpus, Toona ciliata, and Lithocarpus cerifer. Coniferous forest (pine forests) are located on the eastern summit of the National Park, about 1,200 meters above sea level. Plants include Khasiya Pine (Pinus kesiya Royle ex Gordon), Evergreen Chinkapin, Quercus helferiana, and more.

       The wildlife survey found 39 species of mammals, 135 birds, 28 reptiles, and 14 amphibians, among which four were of near extinction. There is one endangered wildlife species, which is theFishing Cat and the IUCN Red Book includes the Serow. Other wildlife species that are commonly seen include the Indian Muntjac, Asiatic Black Bear, wild boar, Burmese Hare, Slow Lorises, Asiatic Brush–Tailed Porcupine, Asian Small-Clawed Otter, Lesser Bamboo Rat, Tamiops mcclellandii, Greater Short-Nosed Fruit Bat, Malayan Horseshoe Bat, Oriental House Rat, and Red Junglefowl, 

         Birds found in the park include the Thick-Billed Green Pigeon, Vernal Hanging Parrot, Greater Coucal, Asian Barred Owlet, Large-Tailed Nightjar, Indian Roller, Great Barbet, Blue-Throated Barbet, Grey-Capped Woodpecker, Pacific Swift, Velvet-Fronted Nuthatch, Striped Tit Babbler, Black-Browed Reed Warbler, Grey Wagtail, Puff-Throated Bulbul, Grey-Headed Canary Flycatcher, Olive-Backed Sunbird, as well as amphibians and reptiles such as the Elongated Tortoise, Soft-Shelled Turtle, Calotes mystaceus, butterflies and lizards. They includes, Bowring’s Supple Skink, Spiny-Tailed House Gecko, Burmese Python, Banded Krait, Painted Chorus Frog, Rice Field Frog, Green-Backed Frog, and Common Asian Toad.