Luxembourg City, Luxembourg 14-Day Forecast
Luxembourg 🇱🇺
62°
Mist right now
Today: high 67°, low 55°
Updated 2 min ago
Luxembourg City weather for the next 14 days
Thursday, September 17
Overcast High 62° Low 50°Precipitation
14%
· 0.0 in
Max wind
14 mph
Humidity
67%
UV index
4 - Moderate
Sunrise / sunset
07:14 AM / 07:45 PM
Friday, September 18
Sunny High 65° Low 52°Precipitation
5%
· 0.0 in
Max wind
11 mph
Humidity
58%
UV index
4 - Moderate
Sunrise / sunset
07:16 AM / 07:42 PM
Saturday, September 19
Overcast High 64° Low 51°Precipitation
13%
· 0.0 in
Max wind
10 mph
Humidity
62%
UV index
2 - Low
Sunrise / sunset
07:17 AM / 07:40 PM
Sunday, September 20
Overcast High 66° Low 55°Precipitation
26%
· 0.0 in
Max wind
12 mph
Humidity
77%
UV index
4 - Moderate
Sunrise / sunset
07:18 AM / 07:38 PM
Monday, September 21
Sunny High 69° Low 50°Precipitation
7%
· 0.0 in
Max wind
10 mph
Humidity
69%
UV index
6 - High
Sunrise / sunset
07:20 AM / 07:36 PM
Tuesday, September 22
Sunny High 67° Low 54°Precipitation
11%
· 0.0 in
Max wind
11 mph
Humidity
73%
UV index
5 - Moderate
Sunrise / sunset
07:21 AM / 07:34 PM
Wednesday, September 23
Sunny High 71° Low 50°Precipitation
3%
· 0.0 in
Max wind
13 mph
Humidity
56%
UV index
6 - High
Sunrise / sunset
07:23 AM / 07:31 PM
Thursday, September 24
Sunny High 76° Low 52°Precipitation
3%
· 0.0 in
Max wind
8 mph
Humidity
45%
UV index
6 - High
Sunrise / sunset
07:24 AM / 07:29 PM
Friday, September 25
Overcast High 67° Low 51°Precipitation
12%
· 0.0 in
Max wind
12 mph
Humidity
65%
UV index
4 - Moderate
Sunrise / sunset
07:26 AM / 07:27 PM
Saturday, September 26
Overcast High 71° Low 49°Precipitation
10%
· 0.0 in
Max wind
10 mph
Humidity
67%
UV index
6 - High
Sunrise / sunset
07:27 AM / 07:25 PM
Sunday, September 27
Sunny High 74° Low 53°Precipitation
3%
· 0.0 in
Max wind
8 mph
Humidity
57%
UV index
6 - High
Sunrise / sunset
07:29 AM / 07:23 PM
Monday, September 28
Sunny High 70° Low 53°Precipitation
5%
· 0.0 in
Max wind
13 mph
Humidity
56%
UV index
6 - High
Sunrise / sunset
07:30 AM / 07:21 PM
Tuesday, September 29
Overcast High 58° Low 51°Precipitation
69%
· 0.07 in
Max wind
23 mph
Humidity
82%
UV index
4 - Moderate
Sunrise / sunset
07:32 AM / 07:18 PM
Luxembourg City 14-day outlook: the story
The warmest day of Luxembourg City's 14-day outlook is Thursday, September 24 with a high near 76°F (24°C); the coolest night comes Saturday, September 26, dipping to 49°F (10°C). The trend points warmer: week two runs about 4°F above week one. Highs over the next two weeks average 66°F (19°C), right in line with the typical September high of 67°F (19°C).
Precipitation is most likely on Tuesday 29; the wettest day looks like Tuesday, September 29 with about 0.07 in (1.7 mm) expected. For the weekend, expect Saturday 64°F (18°C) and overcast / Sunday 66°F (19°C) and overcast.
For typical conditions month by month, see the Luxembourg City climate & average temperatures guide.
Luxembourg City forecast questions
Will it rain in Luxembourg City this week?
The forecast currently shows meaningful precipitation chances on 1 of the next 14 days, peaking around Tuesday, September 29.
What will be the warmest day in Luxembourg City over the next 14 days?
Thursday, September 24, with a forecast high near 76°F (24°C).
How accurate is a 14-day forecast for Luxembourg City?
Days 1-3 are highly reliable, days 4-7 capture the overall pattern well, and days 8-14 indicate trends rather than exact figures - check back as the date approaches; this page refreshes throughout the day.
Average temperatures in Luxembourg City by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 40° | 31° | 14 | 3.5 in | 3.1 h/day | 88% |
| February | 44° | 32° | 12 | 2.7 in | 5.2 h/day | 83% |
| March | 49° | 35° | 13 | 2.8 in | 7.2 h/day | 78% |
| April | 56° | 38° | 11 | 2.1 in | 9.8 h/day | 72% |
| May | 63° | 46° | 12 | 3.0 in | 11.0 h/day | 72% |
| June | 72° | 54° | 12 | 2.8 in | 11.5 h/day | 70% |
| July | 74° | 56° | 10 | 2.5 in | 11.9 h/day | 67% |
| August | 74° | 57° | 11 | 2.5 in | 10.8 h/day | 71% |
| September | 67° | 50° | 11 | 2.8 in | 9.3 h/day | 76% |
| October | 58° | 45° | 12 | 3.2 in | 5.9 h/day | 85% |
| November | 47° | 38° | 14 | 3.3 in | 3.7 h/day | 89% |
| December | 42° | 35° | 14 | 3.2 in | 2.7 h/day | 91% |