Luxembourg weather in August 2025

Expect daytime maximum temperatures of 22°C in Luxembourg in August based on long-term weather averages. There are 7 hours of sunshine per day on average with 13 days with some rainfall and typically 70 mm of rainfall in the month.

  • 22°C maximum daytime temperature in August in Luxembourg22
    22°C max day temperature
  • 7 hours of sunshine per day
  • 13 days with some rainfall in August in Luxembourg13
    13 days with some rainfall
  • 12°C minimum night-time temperature in August in Luxembourg12
    12°C min night temperature
  • 14 hours of daylight per day in August in Luxembourg14
    14 hours of daylight per day
  • No heat & humidity in August in Luxembourg0
    No heat & humidity
  • 70 mm monthly rainfall in August in Luxembourg70
    70 mm of monthly rainfall
  • UV (maximum) index 6 (High) in August in Luxembourg6
    6 (High) UV index

More about Luxembourg

Luxembourg by month

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

Recommended for Luxembourg

TUI discount code: up to £300 off 2025/2026 holidays

  • Save up to £300 on package holidays in 2025/2026
  • Book in TUI sale. Discount varies by spend. T&Cs apply
  • Travel between 1st May 2025 & 31st Oct 2026 (inclusive)
Show discount codeShow discount code ******ALE
Redeem TUI discount code >>

Expires at 10:00 on Friday 28th Feb 2025 · View all TUI offers

TUITUI deal finder

The August weather guide for Luxembourg 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 / mm)  |  Imperial (°F / inches)

Back to top

More about Luxembourg

How hot is it in Luxembourg in August?

Daytime temperatures usually reach 22°C in Luxembourg in August, falling to 12°C at night.

How sunny is it in Luxembourg in August?

There are normally 7 hours of bright sunshine each day in Luxembourg in August - that's 46% of daylight hours.

Does it rain in Luxembourg in August?

There are usually 13 days with some rain in Luxembourg in August and the average monthly rainfall is 70mm.

Luxembourg August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 05:06 20:16
Saturday, 16th August 2025 05:28 19:51
Sunday, 31st August 2025 05:50 19:21

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^