Sai Yok Noi Waterfall

Waterfall Scenic waterfall in Kanchanaburi popular for swimming

Sai Yok Noi Waterfall in Kanchanaburi offers a tiered cascade with pools for swimming near the Khwae Noi valley; day‑trippers often combine visits with river excursions and nearby caves.

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Sai Yok Noi Waterfall is a roadside waterfall in Kanchanaburi Province in western Thailand, known for its accessible drop and local visitor facilities. It is one of several scenic waterfalls in the Sai Yok area.

A relatively short walk from the parking area leads to viewing platforms and pools at the base of the falls, with vendors and simple facilities nearby. The site is commonly combined with visits to other regional attractions and rail-related historic sites in the Kanchanaburi area.

The waterfall is a natural feature that has been used as a local attraction for many years; development around the site has focused on visitor access and basic amenities.

Situated in western Thailand’s Kanchanaburi province, the falls are accessible from the nearby townships and roads that serve the Sai Yok area.

  • Accessibility: The falls are accessible from the main road with short walking paths and roadside viewpoints, making them an easy stop for travelers in Kanchanaburi province.
Sai Yok Noi Waterfall
14.2385, 99.0584

How to Get to Sai Yok Noi Waterfall #

Sai Yok Noi lies on the western flank of Kanchanaburi province. From Kanchanaburi town, drive or take a local songthaew west on Route 323 toward Sai Yok for roughly 1-1.5 hours depending on traffic. From Bangkok it is approximately a 2.5-3 hour drive along Route 4 (Phetkasem Road) then Route 323; many tour operators include the falls as a stop on day trips to the Death Railway and Erawan. There is a small parking area and a short, clearly marked footpath from the road down to the falls.

Tips for Visiting Sai Yok Noi Waterfall #

  • Arrive early (before 9:30am) to see the falls before midday coach tours unload and before the light flattens the cascade.
  • Walk the short path behind the curtain of water - bring a thin waterproof layer for camera gear; the spray is heavy close up.
  • Combine a visit with the nearby Kwai River railway sites (Hellfire Pass Museum is the more solemn stop) rather than treating Sai Yok Noi as the sole destination.
  • Bring small cash: there are informal food stalls selling grilled river fish and iced coffee at the parking area.

Best Time to Visit Sai Yok Noi Waterfall #

The best time to visit balances crowd levels with water flow: late cool season (November-February) offers comfortable weather and a dependable cascade; the monsoon produces the biggest falls but also more mud and fewer guarantees on road conditions.

Cool season
November-February · 18-28°C
Crisp mornings and lower humidity make the short walk to the falls pleasant; water flow is steady after the monsoon.
Hot season
March-May · 28-36°C
Heat can be intense but the waterfall's spray is a relief; midday haze dulls colors.
Rainy season
June-October · 24-32°C
Highest flows and the most dramatic plunge, but trails and roads can be muddy or intermittently closed.

Weather & Climate near Sai Yok Noi Waterfall #

Climate

Sai Yok Noi Waterfall's climate is classified as Tropical Savanna - Tropical Savanna climate with hot summers (peaking in April) and warm winters (coldest in December). Temperatures range from 18°C to 36°C. Abundant rainfall (1501 mm/year), wettest in September with a pronounced dry season.

Best Time to Visit
DecemberJanuaryFebruary
Temperature & Rainfall
Temperature Range
40°
Warmest Month
Coldest Month
Monthly Conditions

January

January is warm with highs of 32°C and lows of 19°C. Almost no rain.

85 Excellent

Comfort

26°
Feels Like Warm
26°C
Temperature
19° 32°
70%
Humidity
Humid

Weather

6 mm
Rainfall
0.6 m/s
Wind
Calm
1.8
UV Index
Very High
11.3h daylight

February

February is hot, feeling like 29°C. Light rainfall and mostly sunny skies.

85 Excellent

Comfort

29°
Feels Like Hot
27°C
Temperature
20° 34°
65%
Humidity
Humid

Weather

17 mm
Rainfall
0.8 m/s
Wind
Calm
2.0
UV Index
Extreme
11.6h daylight

March

March is hot, feeling like 31°C. Moderate rainfall (40 mm).

81 Excellent

Comfort

31°
Feels Like Hot
29°C
Temperature
22° 35°
65%
Humidity
Humid

Weather

40 mm
Rainfall
1.3 m/s
Wind
Calm
2.1
UV Index
Extreme
11.9h daylight

April

April is the hottest month, feeling like 34°C. Regular rainfall (92 mm).

73 Very Good

Comfort

34°
Feels Like Hot
30°C
Temperature
24° 36°
69%
Humidity
Humid

Weather

92 mm
Rainfall
1.1 m/s
Wind
Calm
2.4
UV Index
Extreme
12.3h daylight

May

May is hot, feeling like 33°C with oppressive humidity. Significant rainfall (185 mm) and mostly overcast skies.

59 Acceptable

Comfort

33°
Feels Like Hot
28°C
Temperature
24° 33°
81%
Humidity
Very Humid

Weather

185 mm
Rainfall
1.1 m/s
Wind
Calm
2.4
UV Index
Extreme
12.7h daylight

June

June is hot, feeling like 31°C with oppressive humidity. Significant rainfall (177 mm) and mostly overcast skies.

57 Acceptable

Comfort

31°
Feels Like Hot
27°C
Temperature
23° 31°
85%
Humidity
Very Humid

Weather

177 mm
Rainfall
1.1 m/s
Wind
Calm
2.3
UV Index
Extreme
12.8h daylight

July

July is warm with highs of 31°C and lows of 23°C. Heavy rain (208 mm) and mostly overcast skies.

55 Acceptable

Comfort

27°
Feels Like Warm
27°C
Temperature
23° 31°
86%
Humidity
Very Humid

Weather

208 mm
Rainfall
1.1 m/s
Wind
Calm
2.3
UV Index
Extreme
12.8h daylight

August

August is warm with highs of 30°C and lows of 23°C. Heavy rain (204 mm) and mostly overcast skies.

63 Good

Comfort

27°
Feels Like Warm
27°C
Temperature
23° 30°
87%
Humidity
Very Humid

Weather

204 mm
Rainfall
1.0 m/s
Wind
Calm
2.2
UV Index
Extreme
12.5h daylight

September

September is warm with highs of 31°C and lows of 23°C. The wettest month with heavy rain (270 mm) and mostly overcast skies.

55 Acceptable

Comfort

27°
Feels Like Warm
27°C
Temperature
23° 31°
89%
Humidity
Very Humid

Weather

270 mm
Rainfall
0.8 m/s
Wind
Calm
2.2
UV Index
Extreme
12.1h daylight

October

October is warm with highs of 31°C and lows of 22°C. Heavy rain (245 mm) and mostly overcast skies.

57 Acceptable

Comfort

27°
Feels Like Warm
27°C
Temperature
23° 31°
89%
Humidity
Very Humid

Weather

245 mm
Rainfall
0.8 m/s
Wind
Calm
2.0
UV Index
Extreme
11.7h daylight

November

November is warm with highs of 31°C and lows of 21°C. Moderate rainfall (53 mm) and partly cloudy skies.

77 Very Good

Comfort

26°
Feels Like Warm
26°C
Temperature
21° 31°
83%
Humidity
Very Humid

Weather

53 mm
Rainfall
0.9 m/s
Wind
Calm
1.9
UV Index
Very High
11.3h daylight

December

December is warm with highs of 31°C and lows of 18°C. The driest month with just 4 mm.

93 Ideal

Comfort

25°
Feels Like Warm
25°C
Temperature
18° 31°
75%
Humidity
Very Humid

Weather

4 mm
Rainfall
1.0 m/s
Wind
Calm
1.8
UV Index
Very High
11.2h daylight

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