Is It Monsoon in Yushan, Taiwan? Rainfall and Weather by Month

Yushan, Taiwan JANUARY
0°
Peak season
-4° to 4°
Cold & Dry
Freezing temperatures and snow are common, part of the driest stretch of the year.
🧥 Down jacket essential❄️ Snow possible
1°
Peak season
-3° to 4°
Driest Month
The driest month of the year, still freezing with snow common.
🧥 Down jacket essential❄️ Snow possible
2°
Shoulder season
-2° to 7°
Still Cold
Still freezing overnight, with snow still possible.
🧥 Down jacket essential❄️ Snow possible
5°
Shoulder season
1° to 9°
Rain Builds
Precipitation increases noticeably as the summer wet season approaches.
🧥 Warm layers☔ Rain gear
7°
Off-peak season
3° to 11°
Very Wet
Among the wettest months of the year, with rain on more days than any other month.
☔ Heavy rain gear🧥 Warm layers
9°
Shoulder season
4° to 13°
Steady Rain
Still very wet, cool by day and night at this elevation.
☔ Heavy rain gear🧥 Warm layers
10°
Off-peak season
4° to 14°
Very Wet
Among the wettest months of the year, mild for this elevation but still cool.
☔ Heavy rain gear🧥 Warm layers
9°
Off-peak season
4° to 14°
Wettest Month
The wettest month of the year, mild for this elevation but still cool.
☔ Heavy rain gear🧥 Warm layers
9°
Shoulder season
4° to 14°
Rain Eases
Precipitation eases from the summer peak, still a regular presence.
☔ Rain gear🧥 Warm layers
8°
Shoulder season
3° to 14°
Drier & Cooler
Precipitation drops off noticeably, cooling toward winter.
🧥 Warm layers☀️ Clearer skies
6°
Shoulder season
-1° to 11°
Cold & Drier
Cooling fast, with the first snow of the season possible.
🧥 Down jacket essential❄️ Snow possible
2°
Peak season
-2° to 7°
Cold & Dry
Freezing and part of the driest stretch of the year, with snow common.
🧥 Down jacket essential❄️ Snow possible
Drag through the year Jan
⭐️
Jan
⭐️
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
⭐️
Dec
This month
Rainfall
84 mm
7 rainy days this month
Sunshine
7 hrs/day
54% of daylight hours
Humidity
75%
Air feels heavy and sticky
Wind
30 km/h
Noticeable breeze
Rainfall
66 mm
7 rainy days this month
Sunshine
6 hrs/day
46% of daylight hours
Humidity
74%
Air feels heavy and sticky
Wind
30 km/h
Noticeable breeze
Rainfall
94 mm
8 rainy days this month
Sunshine
5 hrs/day
38% of daylight hours
Humidity
76%
Air feels heavy and sticky
Wind
28 km/h
Noticeable breeze
Rainfall
201 mm
13 rainy days this month
Sunshine
5 hrs/day
38% of daylight hours
Humidity
78%
Air feels heavy and sticky
Wind
25 km/h
Noticeable breeze
Rainfall
424 mm
19 rainy days this month
Sunshine
4 hrs/day
31% of daylight hours
Humidity
82%
Air feels heavy and sticky
Wind
22 km/h
Noticeable breeze
Rainfall
460 mm
18 rainy days this month
Sunshine
5 hrs/day
38% of daylight hours
Humidity
82%
Air feels heavy and sticky
Wind
20 km/h
Noticeable breeze
Rainfall
434 mm
18 rainy days this month
Sunshine
6 hrs/day
46% of daylight hours
Humidity
81%
Air feels heavy and sticky
Wind
20 km/h
Noticeable breeze
Rainfall
516 mm
18 rainy days this month
Sunshine
5 hrs/day
38% of daylight hours
Humidity
82%
Air feels heavy and sticky
Wind
20 km/h
Noticeable breeze
Rainfall
295 mm
14 rainy days this month
Sunshine
5 hrs/day
38% of daylight hours
Humidity
80%
Air feels heavy and sticky
Wind
22 km/h
Noticeable breeze
Rainfall
145 mm
10 rainy days this month
Sunshine
7 hrs/day
54% of daylight hours
Humidity
78%
Air feels heavy and sticky
Wind
24 km/h
Noticeable breeze
Rainfall
99 mm
8 rainy days this month
Sunshine
7 hrs/day
54% of daylight hours
Humidity
76%
Air feels heavy and sticky
Wind
26 km/h
Noticeable breeze
Rainfall
79 mm
6 rainy days this month
Sunshine
7 hrs/day
54% of daylight hours
Humidity
75%
Air feels heavy and sticky
Wind
28 km/h
Noticeable breeze
★★★ peak season, ★★☆ decent shoulder months, ★☆☆ true off-peak, based on rain frequency, heat, and haze.
Seasons at a glance
🌟
Peak season: Jan, Feb, Dec
Yushan's driest stretch. January, February, and December see the least precipitation of the year on Taiwan's highest peak, though snow and freezing conditions are still common.
🌤️
Shoulder season: Mar, Apr, Jun, Sep, Oct, Nov
This tier spans March, April, June, September, October, and November, a transition between the driest winter months and the wettest summer stretch.
Off-peak season: May, Jul, Aug
The wettest stretch of the year. May, July, and August see the heaviest rain (or snow at the summit), part of a summer peak that runs from around May through September.
Good to know
🏔️
Taiwan's highest peak
Yushan, or "Jade Mountain," rises to 3,952 meters in the center of the island, its name inspired by the contrast between its snow-capped peak and the sky.
❄️
Freezing temperatures and snow are common in winter
Average winter temperatures at the summit hover around freezing, and can occasionally drop as low as -10°C.
🌧️
Summer brings the heaviest precipitation
Rainfall (or snow, depending on conditions) peaks from around May through September, part of the roughly 2,900mm that falls here annually.
🥾
A popular, permit-required summit hike
Reaching Yushan's summit typically requires a multi-day hike and a permit, given the mountain's protected status within Yushan National Park.
🌡️
Even summer stays cool at this elevation
Average summer temperatures at the summit hover around 9°C, cool even during Taiwan's hottest lowland months.
Top attractions
1
Yushan Main Peak Trail
A multi-day, permit-required hike to Taiwan's highest point, typically approached via an overnight stay at a mountain lodge.
2
Yushan National Park
A vast protected wilderness surrounding the peak, home to diverse forest ecosystems across a huge elevation range.
3
Paiyun Lodge
A mountain hut near the summit where most hikers stay overnight before a pre-dawn push to Yushan's peak.
Frequently asked questions
When does it snow on Yushan?
Snow is historically common in winter on Yushan, when average temperatures hover around freezing and can occasionally drop as low as -10°C.
What is the best time of year to visit Yushan?
January, February, and December are historically the driest months on the mountain, though winter conditions bring freezing temperatures and snow.
What is the least favorable time to visit Yushan?
May, July, and August are historically the wettest months, part of a summer peak that runs roughly from May through September.
Which month has the most precipitation on Yushan?
August is historically the wettest month, averaging around 516mm of precipitation.
Which month is the driest on Yushan?
February is historically the driest month, averaging around 66mm of precipitation.
How cold does it get on Yushan?
Winter temperatures at the summit average around freezing and can occasionally drop as low as -10°C.
How warm does Yushan get in summer?
Summer temperatures at the summit average around 9°C, cool even during Taiwan's hottest lowland months.
What should I pack for climbing Yushan?
A down jacket, rain jacket, hat, gloves, and sturdy hiking boots year-round, given the cold, exposed, and often wet conditions at this elevation.
Do I need a permit to climb Yushan?
Yes. Reaching Yushan's summit typically requires a multi-day hike and a permit, given the mountain's protected status within Yushan National Park.
Why is Yushan called Jade Mountain?
The name reflects the striking contrast between the mountain's snow-capped peak and the sky in the background, especially visible in winter.