Weather in Luxembourg in July 2025
Average weather
Average temperature in Luxembourg in July
Going from a maximum of +33°C during the day to a minimum of +9°C during the night, the temperature in July averages around +24°C.
The average maximum temperature goes down 4% by the end of the month, compared with the beginning of the month, from +20°C to +19°C.
Is Luxembourg warm or cold in July?
Luxembourg is typically warm in July.
Maximum temperatures go up compared to the previous month from +21°C to +23°C. The minimum temperature also goes up from +12°C to +14°C.
It’s generally warm, but pack a long-sleeve shirt for evenings.
July is one of the warmest months in Luxembourg, here is the comparison with other months:
Climate in Luxembourg in July
| June | July | August | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +21°C | +23°C | +23°C | ||||
| Min. temperature | ||||||
| +2°C | +5°C | +6°C | ||||
| Max. temperature | ||||||
| +35°C | +39°C | +37°C | ||||
| Rainfall | ||||||
| 73 mm | 67 mm | 66 mm | ||||
| Wind | ||||||
| 2 m/s | 2 m/s | 2 m/s | ||||
| Humidity | ||||||
| 69% | 67% | 69% | ||||
| Air pressure | ||||||
| 1016 HPa | 1016 HPa | 1015 HPa | ||||
| Sunny days | ||||||
| 5 | 7 | 7 | ||||
| Cloudy days | ||||||
| 6 | 6 | 6 | ||||
| Rainy days | ||||||
| 15 | 15 | 15 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
July weather is still as good as in June. It’s getting warmer as July arrives. The average maximum temperature goes up from +21°C to +23°C during the day. As July arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 73 mm to 67 mm. It feels drier, as humidity decreases from 69% to 67%. The average wind speed doesn’t change much during July, staying around 2 m/s. The good news is there are likely to be more sunny days in July, from 5 to 7.
August brings much the same weather, it remains good.
Wind
The average wind speed is 3 m/s getting up to 6 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Luxembourg is gradually increasing during July, going from 5 m/s to 5 m/s over the course of the month.
Rain
How was the weather last July in Luxembourg?
Climate Change over Years
The climate in Luxembourg in July has not changed much over the last 43 years.
The average temperature was the lowest in 1987 (+12°C) and the highest in 2022 (+16°C). The driest year was 1996 with only 511 mm of rainfall, and the wettest year was 2023 with 1315 mm.
FAQ
Is July a good time to visit Luxembourg?
Can you sunbathe in Luxembourg in July?
Is Luxembourg rainy in July?
Is it sunny in Luxembourg in July?
Monthly weather in Luxembourg
Source of the data
For this page, we’ve looked at the typical weather in Luxembourg, based on historical hourly weather data from January 1, 1979, to December 31, 2022.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.