January 9 is generally a great time to visit London. While there is a slight chance of rain (21%), showers are usually brief. Expect comfortable 7°C weather. Take advantage of the off-peak calm in London to see the sights without the usual crowds.
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Essential Travel Info for London
Currency
GBP
£ British pound
Language
English
Driving
Left side
Connect
London is unfortunately not noted for fr...
Safety
High Safety
GPI: 1.667
London Weather Forecast for January 9
"Mild & Comfortable. Expect average highs of 7.1°C. 21% chance of rain."
What to Wear in London in January
Based on historical data for January 9, London typically experiences temperatures between 2.2°C and 7.1°C. We recommend packing heavy coat, scarf, gloves to stay comfortable. Trends suggest it will stay mostly dry (21% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for London
Smart Suitcase
- Heavy Coat
- Scarf
- Gloves
Average High
7.1°C
Daytime Peak
Average Low
2.2°C
Nighttime Low
Feels Like
3.4°C
❄️ Slightly colder
Rain Chance
21%
Avg 1mm if it rains
Cloud Cover
73%
Overcast
Pressure
1016.1 hPa
High volatility
London Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 93% 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
🔴 400 min to burn
Type III-IV
🟡 600 min to burn
Type V-VI
🟢 1000 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
5.1°C
Dry air
Heat Stress
Low
No heat warning
😕 Best outdoor time:
Midday (11 AM - 3 PM) when warmest
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in United Kingdom
Flight Traffic
Quiet
25/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~650
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in London
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
08:04
☀️ Noon
12:08
🌇 Sunset
16:12
⏱️ Daylight
8h 7m
Wind Speed
23 km/h
Moderate wind
Sunshine
3.6 hrs
Direct Sun (Cloud-free)
Humidity
87%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for London
Smart Flight Estimator
Airport-to-Airport Logistics
unlock smart flight estimates
Add your home location in settings to see airport details.
Travel Health & Safety in London
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🟢 Moderate
Price Level
💰💰 Moderate
Health & Wellbeing
Meteo-Health Forecast
Rapid pressure changes detected. High risk for meteosensitive people.
Weather unlikely to affect joint pain.
Fish are active due to pressure changes.
Air quality is excellent. Perfect for outdoor activities.
Regional Safety Profile
Seismic Activity
Rare minor tremors. Buildings are earthquake-resistant.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, London on January 9 averages 7.1°C with a 21% precipitation probability. Wedding/Outdoor Event Score: 50/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
London Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
January 2
7.9°C • 29% rain
Score
52
January 15
7.4°C • 22% rain
Score
52
January 3
7.8°C • 29% rain
Score
51
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (January 9) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is London Worth Visiting on January 9?
Planning a trip to London on January 9? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year offers a bracing seasonal atmosphere averaging 7.1°C with a 21% historical precipitation risk.
✈️ Travel Logistics: Approximately 650 landing slots available daily during this period, indicating peak tourist activity.
💉 Health Advisory: 8 vaccinations are recommended for United Kingdom, including COVID-19.
📊 Historical Extremes: The hottest January 9 recorded in the last 30 years saw temperatures hit 12.6°C in 2020, while the coldest dropped to -3.2°C in 2021.