Upper Walthamstow, Wednesday, 7 October, 23:26
Clear sky. Feels like 8°C. High 14°C, low 9°C.
The month ahead in Upper Walthamstow: daytime temperatures averaging +15.8° and +9.6° overnight — that is 1.1° above the climate average for October. Rain is expected on 5 days (around 25 mm), against a normal of 5 days and 32 mm. The warmest day should be 9 October (+19.2°), the coolest 8 October (+6.8°).
| Period | Forecast (day) | Average | Difference |
|---|---|---|---|
| 7 October – 16 October | +16.5° | +15.2° | +1.2° |
| 17 October – 26 October | +14.8° | +13.8° | +0.9° |
| 27 October – 5 November | near average | +12.6° | — |
Climate averages and records are calculated from the nearest reference point — Walthamstow (0.7 km away).
Upper Walthamstow, Thursday, 8 October
Clear sky. High 14°C, low 7°C.
Upper Walthamstow, Friday, 9 October
Rain. High 19°C, low 9°C.
Upper Walthamstow, Saturday, 10 October
Partly cloudy. High 15°C, low 9°C.
Upper Walthamstow, Sunday, 11 October
Overcast. High 15°C, low 8°C.
Upper Walthamstow, Monday, 12 October
Overcast. High 17°C, low 7°C.
Upper Walthamstow, Tuesday, 13 October
Light rain. High 19°C, low 13°C.
Upper Walthamstow, Wednesday, 14 October
Overcast. High 18°C, low 10°C.
Upper Walthamstow, Thursday, 15 October
Light rain. High 18°C, low 11°C.
Upper Walthamstow, Friday, 16 October
Overcast. High 16°C, low 10°C.
Upper Walthamstow, Saturday, 17 October
Light rain. High 16°C, low 12°C.
Upper Walthamstow, Sunday, 18 October
Overcast. High 13°C, low 8°C.
Upper Walthamstow, Monday, 19 October
Rain. High 15°C, low 11°C.
Upper Walthamstow, Tuesday, 20 October
Light rain. High 18°C, low 13°C.
Upper Walthamstow, Wednesday, 21 October
Light rain. High 16°C, low 10°C.
Upper Walthamstow, Thursday, 22 October
Light rain. High 11°C, low 8°C.
Upper Walthamstow, Friday, 23 October
Climate average for this date — the mean of the last 60 years.
Upper Walthamstow, Saturday, 24 October
Climate average for this date — the mean of the last 60 years.
Upper Walthamstow, Sunday, 25 October
Climate average for this date — the mean of the last 60 years.
Upper Walthamstow, Monday, 26 October
Climate average for this date — the mean of the last 60 years.
Upper Walthamstow, Tuesday, 27 October
Climate average for this date — the mean of the last 60 years.
Upper Walthamstow, Wednesday, 28 October
Climate average for this date — the mean of the last 60 years.
Upper Walthamstow, Thursday, 29 October
Climate average for this date — the mean of the last 60 years.
Upper Walthamstow, Friday, 30 October
Climate average for this date — the mean of the last 60 years.
Upper Walthamstow, Saturday, 31 October
Climate average for this date — the mean of the last 60 years.
Upper Walthamstow, Sunday, 1 November
Climate average for this date — the mean of the last 60 years.
Upper Walthamstow, Monday, 2 November
Climate average for this date — the mean of the last 60 years.
Upper Walthamstow, Tuesday, 3 November
Climate average for this date — the mean of the last 60 years.
Upper Walthamstow, Wednesday, 4 November
Climate average for this date — the mean of the last 60 years.
Upper Walthamstow, Thursday, 5 November
Climate average for this date — the mean of the last 60 years.
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 Upper Walthamstow 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 Upper Walthamstow 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.