/January
Cool Season

Thailand in January 2025

Cool and dry season - ideal weather for most activities. Discover the best destinations, weather outlook, and events happening this month.

Back to All Months

Weather in January

Temperature

26°C

Min 21°C / Max 32°C

Rainfall

10mm

1 rainy days

Crowds

Peak

Peak prices

Weather by Region
RegionTempRainHumidity
Central Thailand26°C10mm65%
Northern Thailand21°C5mm60%
Southern Thailand27°C40mm75%
Isaan (Northeast)23°C5mm60%
Rainfall by Region in January
Central Thailand10mm
Northern Thailand5mm
Southern Thailand40mm
Isaan (Northeast)5mm
0mm350mm

Travel Scores for January

Weather-based scores to help you decide if January is right for your trip type.

Tourism Score
Excellent

Best for sightseeing, temples, and outdoor activities

10/10
Temperature4/4
Sunshine3/3
Rainfall3/3

Best period: November - February

Beach & Pool Score
Perfect

Best for swimming, sunbathing, and water activities

9/10
Temperature3/4
Sunshine3/3
Rainfall3/3

Best period: November - April (Andaman) / January - September (Gulf)

Comfort Level
Comfortable
Feels like26°C
15°C25°C35°C45°C

Humidity

65%

Feel

Comfortable

Pleasant conditions for most activities

Best Beaches in January

Thailand has two distinct coastlines with opposite monsoon patterns. Here's where to go for the best beach conditions.

Beach Score
10/10 Perfect
Sea Conditions
Calm

Perfect beach weather. Excellent visibility for diving and snorkeling. All islands accessible.

Wave height: 0.5-1m

Rainfall

25mm

Activities
SwimmingExcellent
SnorkelingExcellent
Scuba DivingExcellent
Island HoppingExcellent
Beach Score
8/10 Great
Sea Conditions
Moderate

Monsoon ending. Good conditions returning. Great time for diving.

Wave height: 0.5-1.5m

Rainfall

90mm

Activities
SwimmingGood
SnorkelingExcellent
Scuba DivingGood
Island HoppingGood
Beach Score
10/10 Perfect
Sea Conditions
Calm

Perfect weather. Calm seas ideal for island hopping, snorkeling, and diving.

Wave height: 0.5-1m

Rainfall

20mm

Activities
SwimmingExcellent
SnorkelingExcellent
Scuba DivingExcellent
Island HoppingExcellent
Beach Score
10/10 Perfect
Sea Conditions
Calm

Prime season! World-class diving at Similan & Surin. Koh Lipe at its best.

Wave height: 0.5-1m

Rainfall

30mm

Activities
SwimmingExcellent
SnorkelingExcellent
Scuba DivingExcellent
Island HoppingExcellent
Recommended
Upper Gulf
Beach Score
10/10 Perfect
Sea Conditions
Calm

Calm seas year-round. Good for swimming and water sports. Easy access from Bangkok.

Wave height: 0.3-0.8m

Rainfall

10mm

Activities
SwimmingExcellent
SnorkelingLimited
Island HoppingExcellent
Beach RelaxationExcellent

Destinations for January 2025

Based on weather conditions, crowd levels, and seasonal events

Top Picks for January

These destinations offer the best weather conditions, activities, and experiences during January. Plan your trip to one of these locations for an optimal Thailand experience.

Bangkok Grand Palace complex with traditional Thai architecture
#1
Score: 100/100
Bangkok

Central Thailand

Excellent

Temp

26°C

21-32°C

Rain

10mm

1 days

Sun

9hrs

daily avg

Humidity

65%

Very Busy
Peak Prices

Why visit in January:

  • Perfect temperatures for outdoor activities
  • Minimal rainfall expected
  • Comfortable humidity levels
Temple exploration
Historical tours
Museum visits
Archaeological site visits

Events this month:

  • Chinese New Year - January/February (varies)
Explore Bangkok
Pattaya Beach with city skyline and beachfront hotels
#2
Score: 100/100
Pattaya

Central Thailand

Excellent

Temp

26°C

21-32°C

Rain

10mm

1 days

Sun

9hrs

daily avg

Humidity

65%

Very Busy
Peak Prices

Why visit in January:

  • Perfect temperatures for outdoor activities
  • Minimal rainfall expected
  • Comfortable humidity levels
Swimming and snorkeling
Island hopping
Beach relaxation
Explore Pattaya
Ancient temple ruins at Ayutthaya Historical Park at sunset
#3
Score: 100/100
Ayutthaya

Central Thailand

Excellent

Temp

26°C

21-32°C

Rain

10mm

1 days

Sun

9hrs

daily avg

Humidity

65%

Very Busy
Peak Prices

Why visit in January:

  • Perfect temperatures for outdoor activities
  • Minimal rainfall expected
  • Comfortable humidity levels
Temple exploration
Historical tours
Museum visits
Archaeological site visits
Explore Ayutthaya
Chiang Mai Old City temple with traditional Lanna architecture
#4
Score: 95/100
Chiang Mai

Northern Thailand

Excellent

Temp

21°C

14-29°C

Rain

5mm

1 days

Sun

9hrs

daily avg

Humidity

60%

Very Busy
Peak Prices

Why visit in January:

  • Cooler temperatures - great for hiking and temples
  • Minimal rainfall expected
  • Comfortable humidity levels
Hiking
Trekking
Nature walks
Hill tribe visits
Explore Chiang Mai
Phuket island aerial view with crystal clear waters and tropical beaches
#5
Score: 95/100
Phuket

Southern Thailand

Excellent

Temp

27°C

23-31°C

Rain

40mm

5 days

Sun

8hrs

daily avg

Humidity

75%

Very Busy
Peak Prices

Why visit in January:

  • Perfect temperatures for outdoor activities
  • Minimal rainfall expected
  • Plenty of sunshine for beach days and sightseeing
Swimming and snorkeling
Island hopping
Beach relaxation
Explore Phuket

Events & Festivals in January

New Year's Day

1 January

Thailand celebrates the Western New Year with fireworks, parties, and countdown events in major cities.

Fireworks at CentralWorld Bangkok
Beach parties in Phuket
Temple ceremonies
Packing for January
  • Lightweight, breathable clothing
  • Comfortable walking shoes
  • Sunscreen (SPF 30+) and sunglasses
  • Reusable water bottle
  • Light jacket or cardigan for cooler evenings
  • Long pants for temple visits
Travel Tips for January
  • Book accommodation in advance, especially during holidays
  • Perfect weather for outdoor activities - plan your itinerary accordingly
  • Northern Thailand can be chilly at night - pack layers
  • Book popular tours and restaurants well in advance
  • Expect higher prices and longer queues at attractions
Budget Expectations for January

Accommodation

+50%

Book early for best rates

Flights

High

Consider flexible dates

Tours & Activities

Book Ahead

Popular tours fill up fast

Frequently Asked Questions about January

Explore Other Months

Ready to Explore Thailand in January?

Check out our destination guides and start planning your trip.