Tainan - When to Visit

When to Visit Tainan

Climate guide & best times to travel

Monthly Climate Data for Tainan Average temperature and rainfall by month Climate Overview 9°C 16°C 23°C 30°C 38°C Rainfall (mm) 0 240 480 Jan Jan: 22.0°C high, 14.0°C low, 20mm rain Feb Feb: 24.0°C high, 15.0°C low, 23mm rain Mar Mar: 26.0°C high, 18.0°C low, 30mm rain Apr Apr: 29.0°C high, 21.0°C low, 69mm rain May May: 31.0°C high, 24.0°C low, 160mm rain Jun Jun: 32.0°C high, 26.0°C low, 368mm rain Jul Jul: 33.0°C high, 26.0°C low, 353mm rain Aug Aug: 32.0°C high, 26.0°C low, 480mm rain Sep Sep: 32.0°C high, 26.0°C low, 168mm rain Oct Oct: 30.0°C high, 23.0°C low, 25mm rain Nov Nov: 28.0°C high, 20.0°C low, 28mm rain Dec Dec: 24.0°C high, 16.0°C low, 15mm rain Temperature Rainfall
Tainan experiences a subtropical climate with distinct wet and dry seasons. The city enjoys warm temperatures year-round, with highs ranging from 73°F in winter to 91°F in summer. The most notable feature is the pronounced wet season from May through September, with August receiving the heaviest rainfall at 18.9 inches. The dry season spans October through April, with minimal precipitation averaging just 0.6-2.7 inches per month. The climate is characterized by consistently high humidity at 70% throughout the year. Winter months (December-February) offer the most comfortable temperatures with highs in the mid-70s and lows in the upper 50s to low 60s. Summer brings intense heat and heavy rainfall, particularly during the monsoon season from June to August when temperatures peak in the low 90s and rainfall can exceed 13 inches monthly.

Best Time to Visit

Beach & Relaxation
March to May offers warm beach weather with temperatures rising from 79°F to 88°F and manageable rainfall before the heavy monsoon season begins.
Cultural Exploration
November to February provides the most comfortable conditions with pleasant temperatures (75-82°F highs) and minimal rainfall (0.6-1.1 inches) for exploring temples and historic sites.
Adventure & Hiking
October to March offers the best hiking conditions with cooler temperatures, low humidity, and minimal rainfall, avoiding the intense summer heat and monsoon rains.
Budget Travel
June to September during monsoon season offers the lowest prices due to heavy rainfall (13.9-18.9 inches monthly), though outdoor activities may be limited.

Month-by-Month Guide

January

January offers the coolest and driest conditions of the year with pleasant daytime temperatures. This is peak tourist season due to comfortable weather conditions and minimal rainfall. Perfect for outdoor sightseeing and cultural activities.

73°F High
58°F Low
0.8 inches Rainfall
High Crowds
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February

February continues the dry season with slightly warmer temperatures than January. Weather remains ideal for tourism with very low rainfall and comfortable conditions. This marks the end of the peak winter tourist season.

75°F High
59°F Low
0.9 inches Rainfall
High Crowds
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March

March signals the transition to warmer weather with temperatures rising noticeably. Rainfall remains low making it excellent for outdoor activities. Spring weather begins with pleasant conditions for exploring the city.

79°F High
64°F Low
1.2 inches Rainfall
Medium Crowds
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April

April brings warmer spring temperatures with noticeable increases in both heat and rainfall. Weather remains generally pleasant though humidity begins to build. Good conditions for most tourist activities before the wet season arrives.

84°F High
71°F Low
2.7 inches Rainfall
Medium Crowds
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May

May marks the beginning of the wet season with significantly increased rainfall and rising temperatures. Heat becomes more intense and humidity builds considerably. The transition month before the heavy monsoon period begins.

88°F High
76°F Low
6.3 inches Rainfall
Medium Crowds
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June

June ushers in the monsoon season with heavy rainfall and very hot temperatures. This marks the beginning of the wettest period of the year. Tourist crowds decrease significantly due to challenging weather conditions.

90°F High
79°F Low
14.5 inches Rainfall
Low Crowds
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July

July experiences the hottest temperatures of the year combined with heavy monsoon rains. Peak summer conditions with intense heat and substantial precipitation. Outdoor activities are challenging due to weather extremes.

91°F High
80°F Low
13.9 inches Rainfall
Low Crowds
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August

August receives the heaviest rainfall of the year while maintaining very hot temperatures. Peak monsoon conditions with the most challenging weather for tourists. This is typically the least popular month for visiting due to extreme conditions.

90°F High
79°F Low
18.9 inches Rainfall
Low Crowds
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September

September continues hot weather but rainfall begins to decrease from August's peak. Still part of the monsoon season with substantial precipitation. Weather conditions start to gradually improve toward month's end.

90°F High
78°F Low
6.6 inches Rainfall
Low Crowds
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October

October marks the end of the monsoon season with dramatically reduced rainfall and slightly cooler temperatures. Weather conditions improve significantly making it a popular time for visitors. The beginning of the more comfortable dry season.

87°F High
73°F Low
1.0 inches Rainfall
Medium Crowds
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November

November offers excellent weather conditions with comfortable temperatures and minimal rainfall. One of the best months to visit with pleasant conditions for all activities. Tourist season begins to pick up as weather becomes more favorable.

82°F High
68°F Low
1.1 inches Rainfall
Medium Crowds
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December

December brings the coolest temperatures and driest conditions of the year. Peak tourist season begins with ideal weather for sightseeing and outdoor activities. Excellent conditions make this one of the most popular months to visit.

75°F High
61°F Low
0.6 inches Rainfall
High Crowds
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