Lewisham weather forecast: sunny intervals and mild temperatures expected today

Lewisham, September 18, 2026 – Residents of Lewisham can expect a day of pleasant weather with sunny intervals, according to the latest forecast. The day will be marked by mild temperatures, making it a comfortable experience for most outdoor activities. While there is a low chance of rain, the overall conditions are favourable for a typical late September day.Lewisham Weather TodayToday, September 18, 2026, Lewisham will experience sunny intervals throughout the day. The maximum temperature is predicted to reach 21°C, offering a mild and agreeable climate. Overnight, the temperature will drop to a low of 16°C, ensuring a cool evening. The average temperature for the day is expected to be around 18.5°C. Humidity levels are forecast to be at 83%, which is relatively high but should not cause significant discomfort given the mild temperatures. There is a very low chance of precipitation, with the daily chance of rain indicated as less than 5%. Wind speeds are expected to be moderate, with a maximum of 43.45 kph, which should not impede daily activities.Comfortable Day Ahead for Outdoor PlansThe weather forecast for Lewisham today suggests a day where outdoor plans can proceed with ease. The combination of sunny intervals and mild temperatures, with a high of 21°C and a low of 16°C, creates a comfortable environment. Residents are advised to enjoy the pleasant conditions, as the chance of rain is minimal. The moderate wind speeds will also contribute to a comfortable atmosphere, making it an ideal day for walks, park visits, or any other outdoor leisure activities. The relatively high humidity at 83% is unlikely to be bothersome due to the absence of extreme heat.Lewisham Weather for Upcoming 7 DaysLooking ahead, Lewisham is set to experience a continuation of sunny intervals for the next several days. Temperatures are expected to gradually rise towards the end of the week before a slight dip. The warmest day in the upcoming forecast period is anticipated to be September 21st, with a high of 26°C. The coolest day is expected on September 23rd, with a low of 13°C. No significant precipitation is indicated throughout the week, with the weather remaining predominantly dry.DateMax Temp (°C)Min Temp (°C)Avg Temp (°C)Condition2026-09-18211618.5Sunny intervals2026-09-19231720.0Sunny intervals2026-09-20231619.5Sunny intervals2026-09-21261621.0Sunny intervals2026-09-22251620.5Sunny intervals2026-09-23201316.5Sunny intervals2026-09-24211417.5Sunny intervalsThe week ahead in Lewisham promises consistently pleasant weather with sunny intervals dominating the forecast.Source: Data referenced in this article is taken from the latest World News and Live updates. Download the TOI app.