July 12 is statistically one of the best days of the year in London. With minimal rain risk (14%) and pleasant highs of 22°C, it's ideal for outdoor adventures. Expect a bustling atmosphere in London right now—this is when the city truly comes alive with visitors.
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London Weather Forecast for July 12
"Mild & Comfortable. Expect average highs of 21.9°C. 14% chance of rain."
What to Wear in London in July
Based on historical data for July 12, London typically experiences temperatures between 13.5°C and 21.9°C. We recommend packing light jacket, long pants to stay comfortable. Trends suggest it will stay mostly dry (14% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for London
Smart Suitcase
- Light Jacket
- Long Pants
Average High
21.9°C
Daytime Peak
Average Low
13.5°C
Nighttime Low
Feels Like
22.2°C
☀️ Feels accurate
Rain Chance
14%
Avg 0.9mm if it rains
Cloud Cover
63%
Light drizzle
Pressure
1016.1 hPa
Medium volatility
London Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 80% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 30 recommended
03:00 - 10:00
16:00 - 20:00
Type I-II
🔴 21 min to burn
Type III-IV
🟡 32 min to burn
Type V-VI
🟢 53 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
16.2°C
Noticeable
Heat Stress
Low
No heat warning
😊 Best outdoor time:
Any time during daylight hours
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in United Kingdom
Flight Traffic
High
99/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~2,601
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in London
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
03:58
☀️ Noon
12:07
🌇 Sunset
20:16
⏱️ Daylight
16h 17m
Wind Speed
18.4 km/h
Gentle breeze
Sunshine
10.9 hrs
Direct Sun (Cloud-free)
Humidity
70%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for London
Smart Flight Estimator
Airport-to-Airport Logistics
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Travel Health & Safety in London
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🔴 Very Busy
Price Level
💰💰💰 Expensive
Health & Wellbeing
Meteo-Health Forecast
Moderate fluctuations. Some sensitivity possible.
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, London on July 12 averages 21.9°C with a 14% precipitation probability. Wedding/Outdoor Event Score: 100/100."
— 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
Compare Other Cities
Same date (July 12) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is London Worth Visiting on July 12?
Planning a trip to London on July 12? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year is characterized by pleasant mild weather averaging 21.9°C with a 14% historical precipitation risk.
✈️ Travel Logistics: Approximately 2,601 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 July 12 recorded in the last 30 years saw temperatures hit 30.2°C in 2022, while the coldest dropped to 9.3°C in 2020.