Roy (Luxembourg) — Weather
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11°C52°F· Clear · 0% cloud cover
Feels like 9°C49°F · Low 9°C47°F · High 20°C68°F
Wind
6 km/h2 m/s4 mph from N
Humidity
71%
Pressure
1024 hPa30.24 inHgstable
UV Index
0.0Low(night)
Fair weather
Roy, 11°C52°F — clear skies right now.
🌡️ Today's 20°C68°F is 3.4°C39°F warmer than the July norm (16°C61°F).
Hourly forecast
Detailed forecast for the next 60 hours
TemperaturePrecipitationWind
CAPE (J/kg)Instability Threshold
Now
11°C52°F
64
71
02:00
10°C51°F
42
77
03:00
10°C49°F
21
80
04:00
9°C49°F
11
81
05:00
9°C48°F
11
83
06:00
9°C47°F
21
85
07:00
9°C49°F
21
85
08:00
11°C53°F
21
77
09:00
13°C56°F
64
72
10:00
15°C59°F
117
63
11:00
16°C61°F
148
54
12:00
17°C63°F
138
49
13:00
18°C64°F
159
47
14:00
19°C67°F
149
43
15:00
19°C67°F
127
41
16:00
19°C66°F
159
45
17:00
20°C67°F
128
43
18:00
20°C68°F
127
41
19:00
20°C67°F
96
44
20:00
18°C65°F
138
49
21:00
17°C63°F
74
54
22:00
16°C60°F
64
63
23:00
15°C59°F
64
66
00:00
14°C57°F
53
72
01:00
13°C55°F
53
78
02:00
12°C54°F
53
83
03:00
11°C52°F
53
86
04:00
11°C51°F
53
88
05:00
10°C50°F
43
90
06:00
10°C50°F
32
90
07:00
10°C51°F
21
89
08:00
12°C54°F
53
80
09:00
14°C57°F
75
73
10:00
16°C60°F
106
68
11:00
17°C63°F
117
60
12:00
18°C65°F
128
53
13:00
19°C66°F
138
49
14:00
20°C68°F
138
48
15:00
21°C69°F
148
48
16:00
21°C70°F
127
44
17:00
21°C70°F
1610
40
18:00
21°C71°F
106
35
19:00
21°C69°F
138
40
20:00
20°C68°F
96
40
21:00
18°C65°F
53
47
22:00
16°C61°F
43
53
23:00
15°C59°F
85
67
00:00
14°C58°F
32
61
03:00
12°C53°F
21
83
06:00
10°C50°F
21
91
09:00
14°C58°F
64
81
12:00
18°C65°F
149
59
mminkm/hm/smphHumidity %
Daily Forecast
TodayN 15 km/h4 m/s9 mph(gusts 34921)61%UV 29hTodayOvercast61%N 15 km/h4 m/s9 mph (gusts 34921)UV 29h
Today
N 15 km/h4 m/s9 mph(gusts 34921)61%UV 29h
Today
Overcast
61%
N 15 km/h4 m/s9 mph (gusts 34921)
UV 2
9h
Today — Hourly Forecast
Now
11°C52°F
624
02:00
10°C51°F
412
03:00
10°C49°F
211
04:00
9°C49°F
101
05:00
9°C48°F
101
06:00
9°C47°F
201
07:00
9°C49°F
211
08:00
11°C53°F
211
09:00
13°C56°F
624
10:00
15°C59°F
1137
11:00
16°C61°F
1448
12:00
17°C63°F
1348
13:00
18°C64°F
1549
14:00
19°C67°F
1449
15:00
19°C67°F
1237
16:00
19°C66°F
1549
17:00
20°C67°F
1238
18:00
20°C68°F
1237
19:00
20°C67°F
936
20:00
18°C65°F
1348
21:00
17°C63°F
724
22:00
16°C60°F
624
23:00
15°C59°F
624
05:5115.8h21:38
TomorrowN 16 km/h4 m/s10 mph(gusts 34921)63%UV 213hTomorrowPartly cloudy63%N 16 km/h4 m/s10 mph (gusts 34921)UV 213h
Tomorrow
N 16 km/h4 m/s10 mph(gusts 34921)63%UV 213h
Tomorrow
Partly cloudy
63%
N 16 km/h4 m/s10 mph (gusts 34921)
UV 2
13h
Tomorrow — Hourly Forecast
00:00
14°C57°F
513
01:00
13°C55°F
513
02:00
12°C54°F
513
03:00
11°C52°F
513
04:00
11°C51°F
513
05:00
10°C50°F
413
06:00
10°C50°F
312
07:00
10°C51°F
211
08:00
12°C54°F
513
09:00
14°C57°F
725
10:00
16°C60°F
1036
11:00
17°C63°F
1137
12:00
18°C65°F
1238
13:00
19°C66°F
1348
14:00
20°C68°F
1348
15:00
21°C69°F
1448
16:00
21°C70°F
1237
17:00
21°C70°F
16410
18:00
21°C71°F
1036
19:00
21°C69°F
1348
20:00
20°C68°F
936
21:00
18°C65°F
513
22:00
16°C61°F
413
23:00
15°C59°F
825
05:5215.7h21:37
WednesdayNW 15 km/h4 m/s10 mph(gusts 381124)72%UV 26hWednesdayOvercast72%NW 15 km/h4 m/s10 mph (gusts 381124)UV 26h
Wednesday
NW 15 km/h4 m/s10 mph(gusts 381124)72%UV 26h
Wednesday
Overcast
72%
NW 15 km/h4 m/s10 mph (gusts 381124)
UV 2
6h
Wednesday — Forecast Overview
00:00
14°C58°F
312
03:00
12°C53°F
211
06:00
10°C50°F
201
09:00
14°C58°F
624
12:00
18°C65°F
1449
15:00
19°C67°F
1348
18:00
19°C66°F
1549
21:00
16°C61°F
1237
05:5315.7h21:35
ThursdayNW 16 km/h5 m/s10 mph(gusts 391124)74%UV 210hThursdayDrizzle74%NW 16 km/h5 m/s10 mph (gusts 391124)UV 210h
Thursday
NW 16 km/h5 m/s10 mph(gusts 391124)74%UV 210h
Thursday
Drizzle
74%
NW 16 km/h5 m/s10 mph (gusts 391124)
UV 2
10h
Thursday — Forecast Overview
00:00
14°C57°F
925
03:00
9°C48°F
412
06:00
8°C46°F
312
09:00
12°C53°F
412
12:00
15°C59°F
936
15:00
17°C63°F
1237
18:00
17°C63°F
1348
21:00
15°C59°F
825
05:5515.7h21:34
FridayW 8 km/h2 m/s5 mph(gusts 23715)69%UV 212hFridayOvercast69%W 8 km/h2 m/s5 mph (gusts 23715)UV 212h
Friday
W 8 km/h2 m/s5 mph(gusts 23715)69%UV 212h
Friday
Overcast
69%
W 8 km/h2 m/s5 mph (gusts 23715)
UV 2
12h
Friday — Forecast Overview
00:00
11°C51°F
312
03:00
9°C49°F
211
06:00
9°C47°F
312
09:00
16°C60°F
211
12:00
21°C71°F
825
17:00
23°C74°F
825
05:5615.6h21:33
SaturdaySW 20 km/h5 m/s12 mph(gusts 491430)61%UV 21hSaturdayDrizzle61%SW 20 km/h5 m/s12 mph (gusts 491430)UV 21h
Saturday
SW 20 km/h5 m/s12 mph(gusts 491430)61%UV 21h
Saturday
Drizzle
61%
SW 20 km/h5 m/s12 mph (gusts 491430)
UV 2
1h
Night15°C58°F
15°C58°FMorning20°C68°F
20°C68°FAfternoon20°C68°F
20°C68°FEvening17°C63°F
17°C63°F05:5715.6h21:32
SundayNW 15 km/h4 m/s9 mph(gusts 391124)66%UV 22hSundayDrizzle66%NW 15 km/h4 m/s9 mph (gusts 391124)UV 22h
Sunday
NW 15 km/h4 m/s9 mph(gusts 391124)66%UV 22h
Sunday
Drizzle
66%
NW 15 km/h4 m/s9 mph (gusts 391124)
UV 2
2h
Night15°C59°F
15°C59°FMorning16°C60°F
16°C60°FAfternoon16°C60°F
16°C60°FEvening18°C65°F
18°C65°F05:5915.5h21:30
MondaySW 17 km/h5 m/s11 mph45%14hMondayOvercast45%SW 17 km/h5 m/s11 mph14h
Monday
SW 17 km/h5 m/s11 mph45%14h
Monday
Overcast
45%
SW 17 km/h5 m/s11 mph
14h
Night13°C56°F
13°C56°FMorning29°C83°F
29°C83°FAfternoon29°C83°F
29°C83°FEvening29°C85°F
29°C85°F06:0015.5h21:29
Extended Forecast (GFS)TuesdaySW 27 km/h8 m/s17 mph(gusts 451328)45%15hTuesdayClear45%SW 27 km/h8 m/s17 mph (gusts 451328)15h
Tuesday
SW 27 km/h8 m/s17 mph(gusts 451328)45%15h
Tuesday
Clear
45%
SW 27 km/h8 m/s17 mph (gusts 451328)
15h
Night17°C62°F
17°C62°FMorning26°C79°F
26°C79°FAfternoon26°C79°F
26°C79°FEvening25°C77°F
25°C77°F06:0115.4h21:28
WednesdayW 24 km/h7 m/s15 mph57%15hWednesdayClear57%W 24 km/h7 m/s15 mph15h
Wednesday
W 24 km/h7 m/s15 mph57%15h
Wednesday
Clear
57%
W 24 km/h7 m/s15 mph
15h
Night15°C59°F
15°C59°FMorning20°C68°F
20°C68°FAfternoon20°C68°F
20°C68°FEvening20°C69°F
20°C69°F06:0315.4h21:26
ThursdayNW 18 km/h5 m/s11 mph(gusts 351022)48%15hThursdayClear48%NW 18 km/h5 m/s11 mph (gusts 351022)15h
Thursday
NW 18 km/h5 m/s11 mph(gusts 351022)48%15h
Thursday
Clear
48%
NW 18 km/h5 m/s11 mph (gusts 351022)
15h
Night11°C51°F
11°C51°FMorning19°C66°F
19°C66°FAfternoon19°C66°F
19°C66°FEvening20°C69°F
20°C69°F06:0415.3h21:25
FridayN 19 km/h5 m/s12 mph(gusts 401125)58%15hFridayClear58%N 19 km/h5 m/s12 mph (gusts 401125)15h
Friday
N 19 km/h5 m/s12 mph(gusts 401125)58%15h
Friday
Clear
58%
N 19 km/h5 m/s12 mph (gusts 401125)
15h
Night9°C48°F
9°C48°FMorning17°C63°F
17°C63°FAfternoon17°C63°F
17°C63°FEvening20°C67°F
20°C67°F06:0515.3h21:23
SaturdayN 21 km/h6 m/s13 mph62%15hSaturdayClear62%N 21 km/h6 m/s13 mph15h
Saturday
N 21 km/h6 m/s13 mph62%15h
Saturday
Clear
62%
N 21 km/h6 m/s13 mph
15h
Night8°C47°F
8°C47°FMorning17°C63°F
17°C63°FAfternoon17°C63°F
17°C63°FEvening19°C67°F
19°C67°F06:0715.2h21:22
SundayN 18 km/h5 m/s11 mph63%15hSundayClear63%N 18 km/h5 m/s11 mph15h
Sunday
N 18 km/h5 m/s11 mph63%15h
Sunday
Clear
63%
N 18 km/h5 m/s11 mph
15h
Night7°C45°F
7°C45°FMorning17°C63°F
17°C63°FAfternoon17°C63°F
17°C63°FEvening21°C70°F
21°C70°F06:0815.2h21:20
MondayNE 23 km/h6 m/s14 mph61%15hMondayClear61%NE 23 km/h6 m/s14 mph15h
Monday
NE 23 km/h6 m/s14 mph61%15h
Monday
Clear
61%
NE 23 km/h6 m/s14 mph
15h
Night11°C52°F
11°C52°FMorning22°C71°F
22°C71°FAfternoon22°C71°F
22°C71°FEvening24°C75°F
24°C75°F06:1015.1h21:18
TuesdayN 18 km/h5 m/s11 mph74%15hTuesdayClear74%N 18 km/h5 m/s11 mph15h
Tuesday
N 18 km/h5 m/s11 mph74%15h
Tuesday
Clear
74%
N 18 km/h5 m/s11 mph
15h
06:1115.1h21:17
Sunrise
05:50
Civil Dawn 05:20
Sunset
21:38
Civil Dusk 22:08
Today vs. seasonal normal
-1.9°C-3.4°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 11°C with Clear. The high is 20°C and the low is 9°C.
What is the 16-day forecast for Roy?
The 16-day forecast for Roy shows the warmest day is Monday at 33°C, while the coolest night is Sunday at 7°C. 3 day(s) have precipitation expected.
What time is sunrise and sunset in Roy?
In Roy, sunrise is at 05:50 and sunset is at 21:38. Day length is approximately 15h 48m.
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: 07/20/2026, 01:00 AM
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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