Thailand Pattaya Weather in December — Climate Guide
December in Pattaya is very-high
Pattaya Weather in December — Quick Answer
As of 2026- Avg temp
- 31° / 23°
- Rainfall
- 10mm · 1 days
- Crowds
- Very busy
As of 2026, Pattaya in December averages a high of 31°C and low of 23°C with 10mm of rain over about 1 days. Peak cool-dry season — the most comfortable month at 31°C/23°C, sunny, dry, with pleasant evenings. Light clothing, swimwear, hat, sunglasses, high-SPF sunscreen. A light layer for cooler evenings and air-con.
December is very-high for Pattaya.
December is arguably Pattaya's best month — the cool-dry season at its peak, with sunny, dry days around 31°C/23°C (the coolest, most comfortable of the year), low humidity, and very little rain (about 10mm). The seas are calm and clear, making it ideal for Koh Larn, snorkeling, and beach days.
It's also the busiest and priciest period. The run-up to New Year fills hotels, beaches, and restaurants, with countdown events and a festive buzz across the city — book accommodation and any special dinners well ahead, especially for the final week.
Travel score
Pattaya December Weather Stats
Avg High
31°C
Avg Low
23°C
Rainy Days
1
10mm total
Sunshine
9h
Daily avg
Humidity
70%
comfortable
UV Index
10
Very high
Wind
11 km/h
Gusts 22
Sea Temp
28°C
Avg water temp
Crowds
Very busy
At attractions
December Sunrise & Sunset
Air Quality
PM2.5
25 μg/m³
PM10
42 μg/m³
Status
moderate
Feels-Like Temperature & Wind
Feels like
Daytime
35°C
Nighttime
25°C
Humidity and wind affect how the actual temperature feels.
Wind
11 km/h
Max gust 22 km/h
Activities Recommended for December
December Travel Pros & Cons
Pros
- Best weather of the year — cool, sunny, dry
- Calmest, clearest seas for islands
- Comfortable all-day sightseeing
- Festive New Year atmosphere
Cons
- Busiest, priciest period
- New Year crowds and sold-out resorts
- Extreme UV
- Book well ahead
December Events & Festivals
- Peak cool-dry season — best weather of the year
- New Year holidays (late December) — busiest period
- Calmest, clearest seas for Koh Larn
- Festive atmosphere + countdown events
Pattaya in December — Full Picture
December is arguably Pattaya's best month — the cool-dry season at its peak, with sunny, dry days around 31°C/23°C (the coolest, most comfortable of the year), low humidity, and very little rain (about 10mm). The seas are calm and clear, making it ideal for Koh Larn, snorkeling, and beach days.
It's also the busiest and priciest period. The run-up to New Year fills hotels, beaches, and restaurants, with countdown events and a festive buzz across the city — book accommodation and any special dinners well ahead, especially for the final week.
Everything is at its best: comfortable mornings and late afternoons for the Sanctuary of Truth, Nong Nooch, and the Big Buddha; calm island crossings; and pleasant evenings for night markets, cabaret shows, and sea-view dining. UV remains extreme even in the cooler air, so don't skip the sunscreen and water.
What to Wear & What to Pack
Peak cool-dry season — the most comfortable month at 31°C/23°C, sunny, dry, with pleasant evenings. Light clothing, swimwear, hat, sunglasses, high-SPF sunscreen. A light layer for cooler evenings and air-con.
Packing Checklist
Seasonal Weather Overview
Spring (Mar·Apr·May)
34.3°C
26.7°C
7/mo
Summer (Jun·Jul·Aug)
33°C
26.3°C
13/mo
Autumn (Sep·Oct·Nov)
32°C
25°C
12/mo
Winter (Dec·Jan·Feb)
Current32°C
24°C
1.7/mo
Pattaya Monthly Weather Comparison
| Month | High | Low | Rain | Sun | Humid | UV | Crowd | Price |
|---|---|---|---|---|---|---|---|---|
| January (Best) | 32° | 24° | 2d·15mm | 9h | 70% | 11 | Very busy | Peak |
| February (Best) | 33° | 25° | 2d·20mm | 9h | 70% | 11 | Very busy | Peak |
| 34° | 26° | 3d·35mm | 9h | 72% | 12 | Busy | Shoulder | |
| 35° | 27° | 6d·75mm | 8h | 74% | 12 | Very busy | Peak | |
| 34° | 27° | 12d·165mm | 7h | 76% | 11 | Moderate | Shoulder | |
| 33° | 27° | 12d·130mm | 7h | 76% | 11 | Quiet | Low season | |
| 33° | 26° | 13d·150mm | 6h | 77% | 11 | Moderate | Low season | |
| 33° | 26° | 14d·160mm | 6h | 77% | 11 | Moderate | Low season | |
| 32° | 26° | 16d·220mm | 5h | 80% | 10 | Quiet | Low season | |
| 32° | 25° | 15d·200mm | 6h | 79% | 10 | Quiet | Shoulder | |
| November (Best) | 32° | 24° | 5d·50mm | 8h | 73% | 11 | Busy | Peak |
| December (Best) | 31° | 23° | 1d·10mm | 9h | 70% | 10 | Very busy | Peak |
View Other Months
Pattaya December Hotel Picks
Frequently Asked Questions
Is December a good time to visit Pattaya?
Pattaya in December is very-high. Tourist crowds are very busy and flight/hotel prices are peak.
What's the average temperature in Pattaya in December?
Pattaya December averages a high of 31°C and a low of 23°C.
Does it rain much in Pattaya in December?
Pattaya December averages 10mm of rainfall over about 1 rainy days.
What should I wear in Pattaya in December?
Peak cool-dry season — the most comfortable month at 31°C/23°C, sunny, dry, with pleasant evenings. Light clothing, swimwear, hat, sunglasses, high-SPF sunscreen. A light layer for cooler evenings and air-con.
What time are sunrise and sunset in Pattaya in December?
Pattaya December sunrise is 06:30 and sunset is 18:00, with 11h 30min of daylight.
What's the air quality like in Pattaya in December?
Pattaya December air quality (AQI) averages 56, rated Moderate. PM2.5 averages 25μg/m³.
What activities are recommended in Pattaya in December?
In December, Pattaya is great for Koh Larn + island hopping, Sanctuary of Truth + Nong Nooch + Big Buddha, Sunset dining + New Year events.
Is December peak season in Pattaya?
Pattaya December crowds are very busy and prices are peak. Advance reservations are strongly recommended.
Best Months to Visit Pattaya
View Other Months
Planning a December trip to Pattaya?
You've checked the weather — next come the budget and the route.
Why you can trust weather guide
Based in Chiang Mai for 8+ years, with 30+ countries visited across Southeast Asia, Japan, and Europe. Every detail in this guide is primary-source verified as of April 2026, with prices auto-refreshed via live exchange rate APIs. This isn't AI-generated boilerplate — it's written from the perspective of someone who has actually been there.