5-day weather forecast London Oct 15, 2026
21°Weather forecast London Thursday Oct 15, 2026: overcast, temperature from 15 °C to 21 °C.
Precipitation probability 27%. Wind up to 5.19 m/s (gusts 12.03 m/s). Air humidity 62–85%, atmospheric pressure 764–767 mm Hg, UV index up to 5.
5 days at a glance — tap a day to open it
Sunrise 07:24
Sunset 18:07
Sunset 18:07
Waxing Crescent27% illuminated
Moonrise 13:36 · Moonset 20:15
Moonrise 13:36 · Moonset 20:15
Chart
Table
Thu, Oct 15, 2026
| Time | Weather | Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index |
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Overcast | 15 °C | 25% | 100% | 82% | 767 mm Hg | SSW 206° 3.39 (11.42) m/s | 0 |
| 01:00 | Overcast | 15 °C | 26% | 98% | 84% | 767 mm Hg | SSW 201° 3.69 (11.5) m/s | 0 |
| 02:00 | Overcast | 15 °C | 26% | 98% | 85% | 766 mm Hg | SSW 204° 3.61 (11.11) m/s | 0 |
| 03:00 | Overcast | 16 °C | 26% | 100% | 83% | 766 mm Hg | SSW 202° 3.5 (10.81) m/s | 0 |
| 04:00 | Overcast | 16 °C | 25% | 100% | 82% | 765 mm Hg | SSW 198° 3.69 (11.14) m/s | 0 |
| 05:00 | Overcast | 16 °C | 25% | 100% | 83% | 765 mm Hg | SSW 199° 3.19 (10.61) m/s | 0 |
| 06:00 | Overcast | 16 °C | 26% | 100% | 83% | 765 mm Hg | SSW 199° 3.5 (11.11) m/s | 0 |
| 07:00 |  Patchy rain possible | 17 °C | 27% (0.01 mm/hr) | 100% | 84% | 765 mm Hg | SSW 201° 3.61 (11.14) m/s | 0 |
| 08:00 |  Patchy rain possible | 17 °C | 27% (0.01 mm/hr) | 100% | 84% | 765 mm Hg | SSW 196° 4 (11.31) m/s | 4 |
| 09:00 | Patchy rain possible | 17 °C | 27% (0.01 mm/hr) | 100% | 84% | 764 mm Hg | SSW 195° 4.5 (11.92) m/s | 4 |
| 10:00 | Patchy rain possible | 18 °C | 25% (0.01 mm/hr) | 100% | 81% | 764 mm Hg | SSW 196° 4.81 (11.72) m/s | 4 |
| 11:00 | Patchy rain possible | 19 °C | 22% (0.01 mm/hr) | 100% | 76% | 764 mm Hg | SSW 197° 5.19 (12.03) m/s | 4 |
| 12:00 | Overcast | 20 °C | 18% | 100% | 69% | 764 mm Hg | SSW 205° 5 (10.72) m/s | 4 |
| 13:00 | Overcast | 21 °C | 15% | 99% | 63% | 764 mm Hg | SSW 205° 5.11 (10.42) m/s | 5 |
| 14:00 | Overcast | 21 °C | 15% | 100% | 62% | 764 mm Hg | SSW 209° 5 (10.33) m/s | 5 |
| 15:00 | Overcast | 21 °C | 15% | 100% | 63% | 764 mm Hg | SSW 209° 4.89 (9.83) m/s | 5 |
| 16:00 | Overcast | 20 °C | 18% | 100% | 68% | 764 mm Hg | SSW 211° 4.61 (9.42) m/s | 4 |
| 17:00 | Overcast | 19 °C | 20% | 100% | 74% | 764 mm Hg | SSW 209° 4.31 (9.11) m/s | 4 |
| 18:00 | Overcast | 19 °C | 23% | 100% | 78% | 764 mm Hg | SSW 207° 3.81 (8.81) m/s | 4 |
| 19:00 | Overcast | 18 °C | 25% | 100% | 82% | 764 mm Hg | SSW 206° 3.39 (8.61) m/s | 0 |
| 20:00 | Overcast | 18 °C | 25% | 100% | 83% | 764 mm Hg | SSW 210° 3.39 (8.69) m/s | 0 |
| 21:00 | Overcast | 17 °C | 25% | 100% | 82% | 764 mm Hg | SW 217° 3.11 (8.72) m/s | 0 |
| 22:00 | Overcast | 17 °C | 22% | 100% | 76% | 764 mm Hg | SW 222° 3 (8.69) m/s | 0 |
| 23:00 | Overcast | 17 °C | 21% | 100% | 75% | 764 mm Hg | SW 225° 2.81 (8.11) m/s | 0 |
Thu, Oct 15, 2026
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Data Sources & Methodology
Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.