Thailand 
In numbers.
Jul–Oct
Best months
791m
Elevation
The water at Mae Surin Falls, month by month
It roars from July to September.
The fullest months: from July to September. The thinnest: from December to April.
- 2%Jan
- 1%Feb
- 1%Mar
- 6%Apr
- 45%May
- 62%Jun
- 80%Jul
- 100%Aug
- 98%Sep
- 69%Oct
- 28%Nov
- 8%Dec
Best months to go, with plenty of water and pleasant days: from July to October.
Estimate from rain, snowmelt and evaporation month by month (NASA POWER, 1991–2020) around the falls. Dams upstream can change the real flow.
Waterfall in Mae Hong Son Province, Thailand
Mae Surin Falls is a waterfall on the Surin river, in Thailand. It lies within Namtok Mae Surin National Park.
Getting there.
- Khun Yuamnearest town · 16 km in a straight line
- Mae Hong Son Airport (HGN)nearest airport with scheduled flights · 43 km in a straight lineCar hire at CNX airport (Chiang Mai)Discover Cars · Affiliate link↗
- From July to Octoberbest months to go (estimate)
Plan your visit
Stay, explore and get there
Some links above are affiliate links: if you book through them we may earn a commission, at no extra cost to you. It never changes what the data on this page says.
Seen from the sky.
8 × 8 km of cloud-free satellite image, with what OpenStreetMap knows around the falls.
N
2 km
Sentinel-2 cloudless 2016 (EOX, CC BY 4.0), 8 × 8 km, north up. Points © OpenStreetMap contributors.
The line follows the river as mapped in OpenStreetMap; heights from the 30 m Copernicus model, which smooths narrow drops — the published height of the falls is the one above.
Around the falls the river drops 123 m in 2.1 km. Here the river runs about 152 m below the lower rim of its valley.
What is around.
- —viewpoints
- —waymarked walking routes
- —car parks
- —swimming spots
- —picnic sites
- —toilets
- —information boards and visitor centres
- —bus stops within 1 km
- 1other named waterfalls within 4 kmน้ำตกแม่สุรินทร์
- —caves
- —campsites
- 1hotels, B&Bs and huts within 6 kmYoddobuatong Homestay
- 1restaurants and cafés within 3 km
Counted in OpenStreetMap, the map anyone can edit, up to 2 km around the falls (unless noted). A low number may just mean nobody has mapped it yet. © OpenStreetMap contributors (ODbL).
Towns nearby
- Khun Yuam16 km in a straight line
- Ban Mueang Pon24 km in a straight line
Weather
The weather, month by month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Afternoon °C | 26 | 29 | 32 | 34 | 31 | 29 | 28 | 27 | 28 | 27 | 26 | 25 |
| Night °C | 13 | 14 | 16 | 20 | 20 | 20 | 20 | 20 | 20 | 19 | 16 | 13 |
| Rain & snow (mm) | 13 | 4 | 16 | 49 | 174 | 165 | 201 | 237 | 202 | 128 | 34 | 11 |
| Wet days | 1 | 1 | 3 | 8 | 21 | 25 | 27 | 28 | 23 | 17 | 5 | 2 |
| Sun h/day | 8.2 | 9.0 | 8.0 | 7.9 | 6.4 | 4.6 | 3.6 | 3.4 | 4.8 | 5.9 | 7.5 | 7.7 |
Long-term averages 1991–2020 (NASA POWER) for a cell about 55 km wide, with temperatures carried to the height of the falls (791 m) at −6.5 °C per 1,000 m. Not a forecast.
Recent years
Wet years and dry years
Rain of each month as a share of the 1991–2020 average. A wet season above 100 % usually means a fuller waterfall.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2020 | 0% | — | 10% | 177% | 40% | 113% | 77% | 160% | 71% | 66% | 61% | 0% |
| 2021 | 86% | — | 23% | 307% | 92% | 85% | 112% | 82% | 121% | 139% | 139% | 3% |
| 2022 | 193% | — | 229% | 240% | 193% | 70% | 110% | 150% | 187% | 88% | 117% | 282% |
| 2023 | 0% | — | 94% | 23% | 105% | 70% | 93% | 73% | 183% | 175% | 30% | 61% |
| 2024 | 24% | — | 35% | 48% | 93% | 109% | 89% | 138% | 151% | 117% | 191% | 111% |
| 2025 | 0% | — | 19% | 127% | 188% | 89% | 139% | 96% | 128% | 73% | 456% | 30% |
130% wetter than usual 70% drier than usual
Compare with the waterfalls nearby.
Mae Surin Falls
Thailand
- —Height
- —Average flow
- Jul–OctBest months
Mae Sa Waterfall (Nam tok Mae Sa)
Thailand
- —Height
- 0.15 m³/sAverage flow
- Jul–OctBest months
About these numbers
| Names, height, width, river | Wikidata (Q6729026) · CC0 |
|---|---|
| Climate | NASA POWER, 1991–2020 |
| Relief, river profile, 3D model | Copernicus DEM GLO-30 · © DLR e.V., © Airbus Defence and Space GmbH, Copernicus/ESA |
| Paths, viewpoints, parking | © OpenStreetMap contributors · ODbL |
| Images | EOX Sentinel-2 cloudless 2016 · CC BY 4.0; Wikimedia Commons |
Every figure is an average, an estimate or a count from a public dataset. Licences and methods: data sources.
The family
Do you prefer beaches, lakes, mountains, waterfalls, islands, rivers, canyons, caves or dark skies?
Same idea, other landscapes: field atlases built on open data, month by month, in seven languages.
beaches
Find your beach: sea temperature, sun and swimming month by month.Visit 
lakes
Every lake on Earth: water temperature, ice, depth and the shore.Coming soonVisit 
mountains
Every summit in 3D: summit weather, the 0 °C line, huts and trails.Visit 
waterfalls
Every waterfall: height, flow month by month and when it roars.You are here
islands
Every island from the sea up: size, sea temperature, ferries and 3D.Visit 
rivers
Every river from source to sea: the journey, the flow and the basin in numbers.Visit 
canyons
Every canyon cut to scale: depth to the floor, rim and floor temperatures, trails and viewpoints.Visit 
caves
Every cave with its real depth and length: the rock above, the temperature inside all year, and how to visit.Coming soonVisit 
dark skies
Where the night is still dark: the sky of every place, the Milky Way month by month, the Moon, eclipses and auroras.Coming soonVisit