Glasgow weather in September 2025

Expect 70°F daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Glasgow in September. Check more long-term weather averages for Glasgow in September before you book your next holiday to Montana in 2025/2026.

  • 70°F maximum daytime temperature in September in Glasgow70
    70°F max day temperature
  • 8 hours of sunshine per day
  • 6 days with some rainfall in September in Glasgow6
    6 days with some rainfall
  • 43°F minimum night-time temperature in September in Glasgow43
    43°F min night temperature
  • 13 hours of daylight per day in September in Glasgow13
    13 hours of daylight per day
  • No heat & humidity in September in Glasgow0
    No heat & humidity
  • 1.0 inches monthly rainfall in September in Glasgow1.0
    1.0 inches of monthly rainfall
  • UV (maximum) index 5 (Moderate) in September in Glasgow5
    5 (Moderate) UV index

More about Glasgow

Glasgow by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Montana

Travel Up: Top offers on flights worldwide

  • Check out top flight deals & low fares from popular airlines
  • Search for return & one-way flights or multi-city trips
  • Airlines include BA, Virgin Atlantic, United & Turkish Airlines
Go to Travel Up deal >>

View all Travel Up offers

The September weather guide for Montana (Glasgow) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

Back to top

More about the USA

How hot is it in Glasgow in September?

Daytime temperatures usually reach 70°F in Glasgow in September, falling to 43°F at night.

How sunny is it in Glasgow in September?

There are normally 8 hours of bright sunshine each day in Glasgow in September - that's 61% of daylight hours.

Does it rain in Glasgow in September?

There are usually 6 days with some rain in Glasgow in September and the average monthly rainfall is 1.0 inches.

Glasgow September sunrise & sunset times

Browse the sunrise and sunset times for Glasgow in September 2025. Select a month to view Glasgow sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:25 18:47
Monday, 15th September 2025 05:44 18:18
Tuesday, 30th September 2025 06:05 17:47

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^