Theydon Mount, Saturday, 8 August, 21:34
Overcast. Feels like 21°C. High 27°C, low 11°C.
Theydon Mount, Sunday, 9 August
Overcast. High 31°C, low 15°C.
Theydon Mount, Monday, 10 August
Overcast. High 26°C, low 13°C.
Theydon Mount, Tuesday, 11 August
Clear sky. High 24°C, low 15°C.
Theydon Mount, Wednesday, 12 August
Overcast. High 30°C, low 17°C.
Theydon Mount, Thursday, 13 August
Clear sky. High 36°C, low 19°C.
Theydon Mount, Friday, 14 August
Overcast. High 34°C, low 21°C.
Theydon Mount, Saturday, 15 August
Overcast. High 31°C, low 19°C.
Theydon Mount, Sunday, 16 August
Overcast. High 22°C, low 15°C.
Theydon Mount, Monday, 17 August
Light rain. High 20°C, low 16°C.
Theydon Mount, Tuesday, 18 August
Light rain. High 26°C, low 15°C.
Theydon Mount, Wednesday, 19 August
Partly cloudy. High 24°C, low 13°C.
Theydon Mount, Thursday, 20 August
Overcast. High 25°C, low 14°C.
Theydon Mount, Friday, 21 August
Light rain. High 24°C, low 14°C.
Theydon Mount, Saturday, 22 August
Light rain. High 22°C, low 15°C.
Theydon Mount, Sunday, 23 August
Clear sky. High 24°C, low 12°C.
The first 16 days come from weather models — highly reliable for the first 3–5 days, gradually less so after that. Days 17 to 30 for Theydon Mount are built from climate averages over the last 60 years, so they show typical weather for those dates rather than a specific forecast.
We compare the forecast with the climate average for exactly the same calendar days, calculated from 60 years of observations. The difference shows how the coming month compares with a typical one.
These are real historical extremes recorded in Theydon Mount since 1960: the highest and lowest temperature for each calendar date, with the year it happened.
The forecast portion refreshes every hour. The climate portion is based on long-term data and stays stable.