Glasgow weather forecast: Light rain expected September 18, followed by sunny intervals

Glasgow, September 18, 2026 – Residents of Glasgow can expect a damp start to their day with a chance of light rain. The weather is set to be cool, with temperatures hovering around the average for this time of year. While the rain is not expected to be heavy, it will be a significant factor in the morning's conditions.The day will see a mix of cloud cover and some brighter intervals, but the overall feeling will be one of mild, unsettled weather. Humidity levels are predicted to be high, contributing to the damp atmosphere.Glasgow Weather TodayToday, September 18, 2026, Glasgow will experience a day marked by light rain and overcast skies for much of the period. The maximum temperature is forecast to reach 17 degrees Celsius, while the minimum temperature will be around 15 degrees Celsius. This will result in an average temperature of approximately 16 degrees Celsius for the day.The chance of rain stands at 30%, suggesting that while not a washout, precipitation is a distinct possibility throughout the day. Wind speeds are expected to be moderate, with a maximum of 48.28 kph, which could make the cooler temperatures feel more pronounced. Humidity will be high, reaching 90%, contributing to a damp and potentially muggy feel despite the moderate temperatures. The condition text indicates "Light rain," so brief showers are more likely than prolonged downpours.Umbrellas and waterproof footwear advisedGiven the forecast for light rain and high humidity, residents of Glasgow are advised to carry umbrellas and wear waterproof footwear. The moderate wind speeds, combined with the damp conditions, could make for a chilly experience, especially if venturing outdoors for extended periods. It would be prudent to dress in layers to adapt to any shifts in temperature or wind.The high humidity means that even at 17 degrees Celsius, the air might feel heavy. While there is no indication of extreme heat or cold, the persistent dampness is the primary weather feature to prepare for. Planning outdoor activities should take into account the possibility of intermittent rain showers.Glasgow Weather for Upcoming 7 DaysThe weather in Glasgow is set to see some variation over the next seven days, with a mix of sunny intervals, overcast skies, and a brief period of rain at the start of the forecast. Following today's light rain, the rest of the week appears to be largely dry with more pleasant conditions.Tomorrow, September 19, will see a shift towards "Sunny intervals" with a high of 19 degrees Celsius and a low of 12 degrees Celsius. This trend of "Sunny intervals" is expected to continue through September 20, with temperatures ranging from 13 to 17 degrees Celsius. A more overcast day is predicted for September 21, with temperatures reaching a high of 21 degrees Celsius and a low of 14 degrees Celsius. The latter half of the week looks to be dominated by "Sunny intervals" again, with highs reaching up to 21 degrees Celsius on September 22, before cooling down to 10 degrees Celsius on September 23. The week concludes with "Cloudy" conditions on September 24, with temperatures between 14 and 18 degrees Celsius.DateMax Temp (C)Min Temp (C)Avg Temp (C)Condition2026-09-18171516.0Light rain2026-09-19191215.5Sunny intervals2026-09-20171315.0Sunny intervals2026-09-21211417.5Overcast2026-09-22211317.0Sunny intervals2026-09-23161013.0Sunny intervals2026-09-24181416.0CloudyThe week ahead in Glasgow promises a transition from damp conditions to more settled weather with increasing sunshine.Source: Data referenced in this article is taken from the latest World News and Live updates. Download the TOI app.