Roy (Luxembourg) — Weather
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18°C65°F· Overcast · 93% cloud cover
Feels like 16°C61°F · Low 13°C55°F · High 19°C67°F
Wind
9 km/h2 m/s5 mph from N
Humidity
51%
Pressure
1021 hPa30.15 inHgstable
UV Index
2.2Moderate
Fair weather
Roy, 18°C64°F — overcast right now.
🌧️ Long-range outlook (in 8 days): Wet period, moderate-intensity Monday–Tuesday, with rain. Total ~12.0 mm. Peak Tuesday (6.9 mm). Below the monthly normal (80 mm/month). Confidence drops at this range — details may shift before then.
🌡️ Today's 19°C66°F is 3.0°C32°F warmer than the July norm (16°C61°F).
Hourly forecast
Detailed forecast for the next 60 hours
TemperaturePrecipitationWind
CAPE (J/kg)Instability Threshold
mminkm/hm/smphHumidity %
Daily Forecast
TodayN 15 km/h4 m/s9 mph(gusts 351022)49%UV 310hToday49%N 15 km/h4 m/s9 mph (gusts 351022)UV 310h
Today
N 15 km/h4 m/s9 mph(gusts 351022)49%UV 310h
Today
49%
N 15 km/h4 m/s9 mph (gusts 351022)
UV 3
10h
Today — Hourly Forecast
05:5015.8h21:39
TomorrowN 15 km/h4 m/s9 mph(gusts 361022)61%UV 210hTomorrow61%N 15 km/h4 m/s9 mph (gusts 361022)UV 210h
Tomorrow
N 15 km/h4 m/s9 mph(gusts 361022)61%UV 210h
Tomorrow
61%
N 15 km/h4 m/s9 mph (gusts 361022)
UV 2
10h
Tomorrow — Hourly Forecast
05:5115.8h21:38
TuesdayNE 15 km/h4 m/s10 mph(gusts 361022)61%UV 212hTuesday61%NE 15 km/h4 m/s10 mph (gusts 361022)UV 212h
Tuesday
NE 15 km/h4 m/s10 mph(gusts 361022)61%UV 212h
Tuesday
61%
NE 15 km/h4 m/s10 mph (gusts 361022)
UV 2
12h
Tuesday — Forecast Overview
05:5215.7h21:37
WednesdayNW 18 km/h5 m/s11 mph(gusts 401125)66%UV 29hWednesday66%NW 18 km/h5 m/s11 mph (gusts 401125)UV 29h
Wednesday
NW 18 km/h5 m/s11 mph(gusts 401125)66%UV 29h
Wednesday
66%
NW 18 km/h5 m/s11 mph (gusts 401125)
UV 2
9h
Wednesday — Forecast Overview
05:5315.7h21:35
ThursdayN 22 km/h6 m/s13 mph(gusts 411226)68%UV 212hThursday68%N 22 km/h6 m/s13 mph (gusts 411226)UV 212h
Thursday
N 22 km/h6 m/s13 mph(gusts 411226)68%UV 212h
Thursday
68%
N 22 km/h6 m/s13 mph (gusts 411226)
UV 2
12h
Thursday — Forecast Overview
05:5515.7h21:34
FridayNW 11 km/h3 m/s7 mph(gusts 30819)68%UV 29hFriday68%NW 11 km/h3 m/s7 mph (gusts 30819)UV 29h
Friday
NW 11 km/h3 m/s7 mph(gusts 30819)68%UV 29h
Friday
68%
NW 11 km/h3 m/s7 mph (gusts 30819)
UV 2
9h
Night
11°C51°F
Morning
10°C49°F
Afternoon
22°C71°F
Evening
17°C62°F
05:5615.6h21:33
SaturdayW 17 km/h5 m/s10 mph(gusts 421226)62%UV 26hSaturday62%W 17 km/h5 m/s10 mph (gusts 421226)UV 26h
Saturday
W 17 km/h5 m/s10 mph(gusts 421226)62%UV 26h
Saturday
62%
W 17 km/h5 m/s10 mph (gusts 421226)
UV 2
6h
Night
14°C57°F
Morning
22°C71°F
Afternoon
22°C71°F
Evening
21°C69°F
05:5715.6h21:32
Sunday0.8 mm0.03 inW 14 km/h4 m/s8 mph(gusts 351022)68%UV 26hSunday68%W 14 km/h4 m/s8 mph (gusts 351022)0.8 mm0.03 inUV 26h
Sunday
0.8 mm0.03 inW 14 km/h4 m/s8 mph(gusts 351022)68%UV 26h
Sunday
68%
W 14 km/h4 m/s8 mph (gusts 351022)
0.8 mm0.03 in
UV 2
6h
Night
15°C59°F
Morning
19°C66°F
Afternoon
19°C66°F
Evening
18°C64°F
05:5915.5h21:30
Monday5.1 mm0.20 in· heavySW 17 km/h5 m/s11 mph(gusts 33920)85%15hMonday85%SW 17 km/h5 m/s11 mph (gusts 33920)5.1 mm0.20 in15h
Monday
5.1 mm0.20 in· heavySW 17 km/h5 m/s11 mph(gusts 33920)85%15h
Monday
85%
SW 17 km/h5 m/s11 mph (gusts 33920)
5.1 mm0.20 in
15h
Night
13°C55°F
Morning
18°C65°F
Afternoon
18°C65°F
Evening
15°C60°F
06:0015.5h21:29
Tuesday6.9 mm0.27 in· heavyN 21 km/h6 m/s13 mph86%13hTuesday86%N 21 km/h6 m/s13 mph6.9 mm0.27 in13h
Tuesday
6.9 mm0.27 in· heavyN 21 km/h6 m/s13 mph86%13h
Tuesday
86%
N 21 km/h6 m/s13 mph
6.9 mm0.27 in
13h
Night
13°C56°F
Morning
14°C58°F
Afternoon
14°C58°F
Evening
17°C63°F
06:0115.4h21:28
WednesdayNW 15 km/h4 m/s9 mph71%15hWednesday71%NW 15 km/h4 m/s9 mph15h
Wednesday
NW 15 km/h4 m/s9 mph71%15h
Wednesday
71%
NW 15 km/h4 m/s9 mph
15h
Night
11°C52°F
Morning
17°C63°F
Afternoon
17°C63°F
Evening
21°C69°F
06:0315.4h21:26
ThursdaySW 14 km/h4 m/s9 mph62%15hThursday62%SW 14 km/h4 m/s9 mph15h
Thursday
SW 14 km/h4 m/s9 mph62%15h
Thursday
62%
SW 14 km/h4 m/s9 mph
15h
Night
12°C54°F
Morning
22°C72°F
Afternoon
22°C72°F
Evening
24°C75°F
06:0415.3h21:25
Friday1.2 mm0.05 inSW 18 km/h5 m/s11 mph(gusts 371023)84%15hFriday84%SW 18 km/h5 m/s11 mph (gusts 371023)1.2 mm0.05 in15h
Friday
1.2 mm0.05 inSW 18 km/h5 m/s11 mph(gusts 371023)84%15h
Friday
84%
SW 18 km/h5 m/s11 mph (gusts 371023)
1.2 mm0.05 in
15h
Night
16°C61°F
Morning
18°C64°F
Afternoon
18°C64°F
Evening
18°C65°F
06:0515.3h21:23
SaturdaySW 25 km/h7 m/s16 mph(gusts 421226)62%15hSaturday62%SW 25 km/h7 m/s16 mph (gusts 421226)15h
Saturday
SW 25 km/h7 m/s16 mph(gusts 421226)62%15h
Saturday
62%
SW 25 km/h7 m/s16 mph (gusts 421226)
15h
Night
11°C52°F
Morning
22°C72°F
Afternoon
22°C72°F
Evening
21°C69°F
06:0715.2h21:22
SundayW 19 km/h5 m/s12 mph(gusts 34921)62%15hSunday62%W 19 km/h5 m/s12 mph (gusts 34921)15h
Sunday
W 19 km/h5 m/s12 mph(gusts 34921)62%15h
Sunday
62%
W 19 km/h5 m/s12 mph (gusts 34921)
15h
Night
17°C62°F
Morning
21°C69°F
Afternoon
21°C69°F
Evening
21°C70°F
06:0815.2h21:20
MondayNE 11 km/h3 m/s7 mph(gusts 23715)52%15hMonday52%NE 11 km/h3 m/s7 mph (gusts 23715)15h
Monday
NE 11 km/h3 m/s7 mph(gusts 23715)52%15h
Monday
52%
NE 11 km/h3 m/s7 mph (gusts 23715)
15h
Night
11°C51°F
Morning
23°C73°F
Afternoon
23°C73°F
Evening
25°C76°F
06:1015.1h21:18
Sunrise
05:50
Civil Dawn 05:20
Sunset
21:39
Civil Dusk 22:09
Today vs. seasonal normal
-2.3°C-4.2°F
Roy is located in Wallonia, Belgium. Elevation: 373m. Annual average temperature: 9°C. Annual precipitation: 893mm.
Frequently Asked Questions
What is the weather like in Roy today?
Today in Roy, Belgium, the temperature is 18°C with Overcast. The high is 19°C and the low is 13°C.
What is the 16-day forecast for Roy?
The 16-day forecast for Roy shows the warmest day is Monday at 29°C, while the coolest night is Monday at 9°C. 7 day(s) have precipitation expected.
What time is sunrise and sunset in Roy?
In Roy, sunrise is at 05:50 and sunset is at 21:39. Day length is approximately 15h 49m.
How accurate is the weather forecast for Roy?
Our forecasts for Roy use the DWD ICON model, one of the world's most advanced weather prediction systems. Accuracy is typically 85-90% for 1-3 day forecasts. Roy has an annual average temperature of 9°C and receives 893mm of precipitation per year.
Last updated: 07/19/2026, 03:00 PM
July climate in Roy
Normals for July: average 17°C (12–22°C), around 80 mm of rain across the month. About 8°C warmer than the annual average of 9°C.
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