January 11 is statistically one of the best days of the year in Phnom Penh. With minimal rain risk (7%) and pleasant highs of 31°C, it's ideal for outdoor adventures. Expect a bustling atmosphere in Phnom Penh right now—this is when the city truly comes alive with visitors.
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Essential Travel Info for Phnom Penh
Currency
KHR
៛ Cambodian riel
Language
Khmer
Driving
Right side
Connect
Cheap SIM cards from US$2 for GSM phones...
Safety
High Safety
GPI: 1.882
Phnom Penh Weather Forecast for January 11
"Warm & Sunny. Expect average highs of 31.1°C. 7% chance of rain."
What to Wear in Phnom Penh in January
Based on historical data for January 11, Phnom Penh typically experiences temperatures between 22.7°C and 31.1°C. We recommend packing t-shirt, light clothing to stay comfortable. Trends suggest it will stay mostly dry (7% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Phnom Penh
Smart Suitcase
- T-Shirt
- Light Clothing
Average High
31.1°C
Daytime Peak
Average Low
22.7°C
Nighttime Low
Feels Like
36.7°C
🔥 Heat index effect
Rain Chance
7%
Avg 0.1mm if it rains
Cloud Cover
56%
Overcast
Pressure
1011.8 hPa
Low volatility
Phnom Penh Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 82% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 15 for extended outdoor time
Type I-II
🔴 160 min to burn
Type III-IV
🟡 240 min to burn
Type V-VI
🟢 400 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
24°C
Humid/Sticky
Heat Index
36.7°C
Feels hotter
😐 Best outdoor time:
Early morning (6-9 AM) or evening (after 6 PM)
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in Cambodia
Flight Traffic
High
81/100 pressure index
Health Advisory
Required
2 vaccines • View Details →
Landing Slots
~48
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Phnom Penh
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
06:24
☀️ Noon
12:09
🌇 Sunset
17:53
⏱️ Daylight
11h 29m
Wind Speed
12.2 km/h
Gentle breeze
Sunshine
9.9 hrs
Direct Sun (Cloud-free)
Humidity
66%
Slightly humid
Travel Intelligence
Exclusive flight analytics & health data for Phnom Penh
Smart Flight Estimator
Airport-to-Airport Logistics
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Travel Health & Safety in Phnom Penh
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🟢 Moderate
Price Level
💰💰 Moderate
Health & Wellbeing
Meteo-Health Forecast
Stable conditions. Low risk of headaches.
Weather unlikely to affect joint pain.
Moderate fish activity expected.
Air quality is excellent. Perfect for outdoor activities.
Regional Safety Profile
Seismic Activity
Zero seismic activity detected in 30 years.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Phnom Penh on January 11 averages 31.1°C with a 7% precipitation probability. Wedding/Outdoor Event Score: 99/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Phnom Penh Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Compare Other Cities
Same date (January 11) in other destinations
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📍 Is Phnom Penh Worth Visiting on January 11?
Planning a trip to Phnom Penh on January 11? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year typically offers vibrant summer conditions averaging 31.1°C with a 7% historical precipitation risk.
✈️ Travel Logistics: Approximately 48 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 10 vaccinations are recommended for Cambodia, including COVID-19.
📊 Historical Extremes: The hottest January 11 recorded in the last 30 years saw temperatures hit 33.2°C in 2016, while the coldest dropped to 21.1°C in 2021.