Monthly Travel Dossier · December 2026/2027

Visiting Siem Reap in December: Crowds, Weather & Prices

Planning a trip to Siem Reap, Cambodia in December? Here is the empirical 365-day intelligence covering thermal comfort, landmark queues, and accommodation rates.

Direct Answer Summary · Siem Reap in December TripTiming Index: 68 / 100 (FAVORABLE)
Overall Suitability Score
68 / 100 (favorable)
Expected Climate & Rain
25°C · 15% Rain
Feels like 33°C · High Humid Heat
Tourist Density & Queues
Moderate Footfall
Space Score: 65/100
Hotel Room Rate Level
Elevated Seasonal Rates
Estimated ADR: ~$110/night
✓ Favorable Travel Window Confirmed: December is one of the highest-rated periods to visit Siem Reap, balancing comfortable climate (25°C) with manageable urban density.
Open Interactive 365-Day Calendar for December → Book December Stays ↗ Check December Flights ↗

December 5-Pillar Intelligence Breakdown

TripTiming evaluates 5 independent dimensions for every day in December. Here is how Siem Reap scores across all pillars:

Tranquility & Crowds (30%)
65/100
Moderate Footfall
Climate Comfort (30%)
90/100
25°C · 15% Rain
Urban Vitality (15%)
47/100
Cultural & Dining Pulse
Lodging Economics (15%)
52/100
Elevated Seasonal Rates
Safety & Municipal (10%)
62.4/100
Standard Municipal Safety

How December Compares to All 12 Months in Siem Reap

Compare December against other seasons to identify the ideal trade-off between price, weather, and tranquility:

Month TripTiming Index Tier Daytime Temp Rain % Crowds Room Rates Action
January 70 / 100 favorable 26°C 7% Moderate Footfall Standard Room Rates View →
February 69 / 100 favorable 27°C 27% Moderate Footfall Below-Average Rates View →
March 66 / 100 favorable 29°C 37% Moderate Footfall Below-Average Rates View →
April 59 / 100 moderate 30°C 43% Moderate Footfall Standard Room Rates View →
May 23 / 100 friction 29°C 77% Moderate Footfall Below-Average Rates View →
June 30 / 100 friction 28°C 77% Low Density / Tranquil Below-Average Rates View →
July 25 / 100 friction 27°C 94% Low Density / Tranquil Below-Average Rates View →
August 22 / 100 friction 28°C 90% Moderate Footfall Standard Room Rates View →
September 25 / 100 friction 27°C 97% Low Density / Tranquil Below-Average Rates View →
October 62 / 100 moderate 27°C 72% Moderate Footfall Below-Average Rates View →
November 47 / 100 moderate 27°C 45% Moderate Footfall Below-Average Rates View →
👉 December (This Guide) 68 / 100 favorable 25°C 15% Moderate Footfall Elevated Seasonal Rates Current

Landmark Crowding in Siem Reap (December)

Avoid peak congestion bottlenecks at Siem Reap's most frequented sights during your visit:

Angkor Wat Main Temple Complex

monument
Peak Hours: 05:30 - 09:30 · Congestion: 1.65x

💡 Pro-Tip: Arrive at the northern reflection pond at 05:00 AM for the iconic silhouette sunrise.

Ta Prohm (Tomb Raider Temple)

monument
Peak Hours: 09:00 - 13:00 · Congestion: 1.55x

💡 Pro-Tip: Enormous strangler fig tree roots embracing 12th-century mossy stone carvings.

Bayon Temple (Angkor Thom Face Towers)

monument
Peak Hours: 10:00 - 14:00 · Congestion: 1.5x

💡 Pro-Tip: 216 serene smiling stone faces of Avalokiteshvara gazing in all cardinal directions.

Tonlé Sap Floating Villages (Kompong Phluk)

nature
Peak Hours: 14:00 - 17:30 · Congestion: 1.3x

💡 Pro-Tip: Wooden houses on 10-meter stilts and mangrove canoe tours through flooded forests.

Explore All Months in Siem Reap

January
70/100
February
69/100
March
66/100
April
59/100
May
23/100
June
30/100
July
25/100
August
22/100
September
25/100
October
62/100
November
47/100
December
68/100