See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
12°
Overcast
Feels Like: 11°
Min: 11°
Max: 16°
The next few hours will be partly cloudy, with tomorrow reaching 18°C and dropping to 15°C. The coming days will be drizzle
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
07:08
Sunrise
19:10
Sunset
Moon
Waxing Gibbous
17:40
Moonrise
23:54
Moonset
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View stargazing scoreWeather in Glasgow tomorrow, September 21, 2026
Cloud cover dominates in Glasgow on September 21, 2026, keeping sunshine limited. Expect a grey, overcast feel rather than long bright spells. Expect a grey start, with morning cloud around 100% by 06:00. Outdoor plans early on should not rely on bright skies.
The day peaks near 18°C and cools toward 11°C. Expect humidity between 79% and 93%, most humid near 20:00. Airflow remains manageable, reaching about 3.1 km/h around 14:00.
The afternoon keeps an overcast feel, as cloud reaches about 100% around 13:00. Outdoor plans may still want a flexible backup. Expect visibility near 27.7 km, with poorer spells close to 17.3 km. The sun rises at 07:10 and sets at 19:08, for a total of 11 hours 57 minutes of sunlight today.
Overall, Glasgow on September 21, 2026 stays grey and muted, so outdoor plans may want a flexible backup even with a high near 18°C.
Frequently asked questions about weather in Glasgow
How warm does it get in Glasgow?
The warmest month in Glasgow is July, with average high temperatures of 18°C. The average temperature during this period is around 15°C.
How cold does it get in Glasgow?
The coldest month in Glasgow is January, with average low temperatures of 2°C. The average temperature during this period is around 4°C.
What is the wettest time of year in Glasgow?
The wettest month in Glasgow is October, with an average of 122mm of precipitation.
What is the driest time of year in Glasgow?
The driest month in Glasgow is April, with an average of 62mm of precipitation.
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