December 3 is statistically one of the best days of the year in Chiang Mai. With minimal rain risk (6%) and pleasant highs of 28°C, it's ideal for outdoor adventures. Expect a bustling atmosphere in Chiang Mai right now—this is when the city truly comes alive with visitors.
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Essential Travel Info for Chiang Mai
Currency
THB
฿ Thai baht
Language
Thai
Driving
Left side
Connect
Many guesthouses, hotels, cafes, bars, r...
Safety
Moderate Safety
GPI: 2.098
Chiang Mai Weather Forecast for December 3
"Warm & Sunny. Expect average highs of 28°C. 6% chance of rain."
What to Wear in Chiang Mai in December
Based on historical data for December 3, Chiang Mai typically experiences temperatures between 18.1°C and 28°C. We recommend packing t-shirt, light clothing to stay comfortable. Trends suggest it will stay mostly dry (6% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Chiang Mai
Smart Suitcase
- T-Shirt
- Light Clothing
Average High
28°C
Daytime Peak
Average Low
18.1°C
Nighttime Low
Feels Like
31.5°C
🔥 Feels warmer
Rain Chance
6%
Avg 0.2mm if it rains
Cloud Cover
36%
Overcast
Pressure
1014.1 hPa
Low volatility
Chiang Mai Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 100% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 15 for extended outdoor time
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
23.4°C
Humid/Sticky
Heat Index
31.5°C
Feels hotter
😐 Best outdoor time:
Morning hours (before 11 AM)
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in Thailand
Flight Traffic
High
92/100 pressure index
Health Advisory
Required
2 vaccines • View Details →
Landing Slots
~97
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Chiang Mai
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
06:42
☀️ Noon
12:15
🌇 Sunset
17:47
⏱️ Daylight
11h 4m
Wind Speed
6.6 km/h
Light breeze
Sunshine
9.7 hrs
Direct Sun (Cloud-free)
Humidity
76%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Chiang Mai
Smart Flight Estimator
Airport-to-Airport Logistics
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Travel Health & Safety in Chiang Mai
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🟡 Busy
Price Level
💰💰💰 Expensive
Health & Wellbeing
Meteo-Health Forecast
Stable conditions. Low risk of headaches.
Weather unlikely to affect joint pain.
Moderate fish activity expected.
Air quality is acceptable. Sensitive individuals should limit prolonged outdoor exertion.
Regional Safety Profile
Seismic Activity
Rare minor tremors. Buildings are earthquake-resistant.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Chiang Mai on December 3 averages 28°C with a 6% precipitation probability. Wedding/Outdoor Event Score: 100/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Chiang Mai Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Compare Other Cities
Same date (December 3) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Chiang Mai Worth Visiting on December 3?
Planning a trip to Chiang Mai on December 3? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year typically offers vibrant summer conditions averaging 28°C with a 6% historical precipitation risk.
✈️ Travel Logistics: Approximately 97 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 11 vaccinations are recommended for Thailand, including COVID-19.
📊 Historical Extremes: The hottest December 3 recorded in the last 30 years saw temperatures hit 30.7°C in 2024, while the coldest dropped to 15.1°C in 2025.