London Heathrow (EGLL) Temperature Market Guide
EGLC • London City Airport
Polymarket
London Heathrow Airport (EGLL) offers a Polymarket temperature market. London's maritime climate produces remarkably stable temperatures compared to continental locations.
Quick Facts
| Station Code | EGLC |
|---|---|
| Location | London, UK |
| Coordinates | 51.4700°N, 0.4543°W |
| Elevation | 83 ft (25 m) |
| Timezone | GMT/BST (Europe/London) |
| NWS Office | UK Met Office |
About the EGLL Weather Station
The EGLL weather station is located at London Heathrow Airport, approximately 15 miles west of central London. At 83 feet elevation, Heathrow sits in the Thames Valley.
London Climate & Temperature Patterns
London experiences a temperate oceanic climate (Koppen: Cfb) with mild temperatures year-round.
Key Climate Factors:
Gulf Stream Influence: The North Atlantic Drift keeps London mild for its latitude.
Atlantic Weather Systems: Low pressure systems bring frequent precipitation.
Narrow Temperature Range: Annual temperature range is remarkably small.
Key Climate Factors:
Gulf Stream Influence: The North Atlantic Drift keeps London mild for its latitude.
Atlantic Weather Systems: Low pressure systems bring frequent precipitation.
Narrow Temperature Range: Annual temperature range is remarkably small.
📊 View Real-Time London Data
Access live temperature readings, forecasts from 15+ models, and historical analysis tools.
Open Live DashboardSeasonal Trading Considerations
Winter (December - February):
Mild with average highs in the mid-40s°F. Snow is rare.
Spring (March - May):
Slowly warming with variable weather.
Summer (June - August):
Pleasant with average highs in the low-70s°F. Heat waves are rare.
Fall (September - November):
Gradually cooling with increasing Atlantic storms.
Mild with average highs in the mid-40s°F. Snow is rare.
Spring (March - May):
Slowly warming with variable weather.
Summer (June - August):
Pleasant with average highs in the low-70s°F. Heat waves are rare.
Fall (September - November):
Gradually cooling with increasing Atlantic storms.
London-Specific Trading Tips
Rare Extremes: Temperature extremes are very unusual.
Heat Wave Patterns: Require blocking high pressure.
Continental vs. Maritime: Watch for airflow direction.
Celsius Reporting: UK data is in Celsius.
Heat Wave Patterns: Require blocking high pressure.
Continental vs. Maritime: Watch for airflow direction.
Celsius Reporting: UK data is in Celsius.
Data Release Schedule
Typical release times for key data products at EGLC. Times shown in UTC.
| Data Type | Typical Time (UTC) | Variability |
|---|---|---|
| METAR Hourly observations |
Hourly at :53 | ±1 min |
6-Hour High/Low Reports
These METARs include 6-hour maximum and minimum temperatures, useful for tracking intraday temperature trends.
00:53 UTC
06:53 UTC
12:53 UTC
18:53 UTC
Note: Times are approximate and may vary. CLI reports are the official resolution source for temperature markets. See NWS Data Guide for more information.
Forecasting Challenges
Atlantic Variability: Weather systems create significant day-to-day variability.
Heat Wave Rarity: Extreme heat is difficult to forecast when it does occur.
Heat Wave Rarity: Extreme heat is difficult to forecast when it does occur.
Historical Temperature Records
Record High: 104°F (40.2°C) recorded in July 2019.
Record Low: 3°F (-16.1°C) recorded in January 1962.
90°F+ Days: London reaches 90°F only 1-2 times per year on average.
Record Low: 3°F (-16.1°C) recorded in January 1962.
90°F+ Days: London reaches 90°F only 1-2 times per year on average.
📡 Official Data Sources
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