Hellesø (Frederikssund Municipality) — Weather
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20°C69°F· Partly cloudy · 85% cloud cover
Feels like 17°C62°F · Low 17°C63°F · High 22°C72°F
Wind
20 km/h6 m/s12 mph from N
Humidity
58%
Pressure
1021 hPa30.14 inHgstable
UV Index
3.1Moderate
Fair weather
Hellesø: 20°C68°F, partly cloudy now.
🔥 Running 5.5°C41°F markedly warmer than the July norm (17°C63°F), today tops out at 22°C72°F.
⚡ Isolated thunderstorm on Wednesday, with rain. Total ~5.8 mm. Below the monthly normal (67 mm/month).
⛈️ Afternoon thunderstorms likely 16:00–17:00.
Hourly forecast
Detailed forecast for the next 60 hours
TemperaturePrecipitationWind
CAPE (J/kg)Instability Threshold
Now
20°C69°F
2012
58
11:00
21°C69°F
1912
58
12:00
21°C70°F
2113
57
13:00
22°C71°F
2113
49
14:00
22°C72°F
2012
41
15:00
22°C72°F
2012
42
16:00
22°C72°F
1912
40
17:00
22°C72°F
1711
36
18:00
22°C72°F
1711
35
19:00
22°C71°F
1711
41
20:00
21°C70°F
1811
52
21:00
20°C68°F
1711
64
22:00
18°C65°F
159
76
23:00
17°C63°F
138
79
00:00
16°C61°F
149
84
01:00
15°C60°F
149
82
02:00
15°C59°F
1610
84
03:00
15°C59°F
1610
79
04:00
15°C60°F
1711
77
05:00
15°C60°F
1711
79
06:00
15°C60°F
1912
81
07:00
16°C60°F
2214
82
08:00
16°C61°F
2314
79
09:00
16°C61°F
2415
77
10:00
17°C62°F
2315
74
11:00
18°C64°F
2616
70
12:00
19°C65°F
2515
67
13:00
20°C68°F
2415
62
14:00
21°C70°F
2515
57
15:00
19°C67°F
3220
68
16:00
19°C67°F
5.80.23
2214
75
17:00
20°C69°F
3019
67
18:00
20°C68°F
3019
68
19:00
20°C68°F
3019
72
20:00
19°C66°F
2918
73
21:00
19°C66°F
2717
70
22:00
18°C64°F
1811
74
23:00
17°C63°F
159
80
00:00
17°C63°F
1610
77
03:00
16°C61°F
138
79
06:00
15°C59°F
117
86
09:00
17°C63°F
2213
70
12:00
20°C67°F
2516
56
15:00
20°C68°F
2516
53
18:00
19°C67°F
2213
54
21:00
17°C63°F
106
72
mminkm/hm/smphHumidity %
Daily Forecast
TodayNW 21 km/h6 m/s13 mph(gusts 34921)52%UV 510hTodayOvercast52%NW 21 km/h6 m/s13 mph (gusts 34921)UV 510h
Today
NW 21 km/h6 m/s13 mph(gusts 34921)52%UV 510h
Today
Overcast
52%
NW 21 km/h6 m/s13 mph (gusts 34921)
UV 5
10h
Today — Hourly Forecast
Now
20°C69°F
20612
11:00
21°C69°F
19512
12:00
21°C70°F
21613
13:00
22°C71°F
21613
14:00
22°C72°F
20612
15:00
22°C72°F
20612
16:00
22°C72°F
19512
17:00
22°C72°F
17511
18:00
22°C72°F
17511
19:00
22°C71°F
17511
20:00
21°C70°F
18511
21:00
20°C68°F
17511
22:00
18°C65°F
1549
23:00
17°C63°F
1348
04:5816.7h21:38
Tomorrow5.8 mm0.23 in· heavyW 32 km/h9 m/s20 mph(gusts 541534)74%UV 33hTomorrowThunderstorm74%W 32 km/h9 m/s20 mph (gusts 541534)5.8 mm0.23 inUV 33h
Tomorrow
5.8 mm0.23 in· heavyW 32 km/h9 m/s20 mph(gusts 541534)74%UV 33h
Tomorrow
Thunderstorm
74%
W 32 km/h9 m/s20 mph (gusts 541534)
5.8 mm0.23 in
UV 3
3h
Tomorrow — Hourly Forecast
00:00
16°C61°F
1449
01:00
15°C60°F
1449
02:00
15°C59°F
16510
03:00
15°C59°F
16510
04:00
15°C60°F
17511
05:00
15°C60°F
17511
06:00
15°C60°F
19512
07:00
16°C60°F
22614
08:00
16°C61°F
23614
09:00
16°C61°F
24715
10:00
17°C62°F
23715
11:00
18°C64°F
26716
12:00
19°C65°F
25715
13:00
20°C68°F
24715
14:00
21°C70°F
25715
15:00
19°C67°F
32920
16:00
19°C67°F
22614
17:00
20°C69°F
30819
18:00
20°C68°F
30819
19:00
20°C68°F
30819
20:00
19°C66°F
29818
21:00
19°C66°F
27717
22:00
18°C64°F
18511
23:00
17°C63°F
1549
04:5916.6h21:36
ThursdayN 25 km/h7 m/s16 mph(gusts 411226)68%UV 212hThursdayDrizzle68%N 25 km/h7 m/s16 mph (gusts 411226)UV 212h
Thursday
N 25 km/h7 m/s16 mph(gusts 411226)68%UV 212h
Thursday
Drizzle
68%
N 25 km/h7 m/s16 mph (gusts 411226)
UV 2
12h
Thursday — Forecast Overview
00:00
17°C63°F
16410
03:00
16°C61°F
1348
06:00
15°C59°F
1137
09:00
17°C63°F
22613
12:00
20°C67°F
25716
15:00
20°C68°F
25716
18:00
19°C67°F
22613
21:00
17°C63°F
1036
05:0116.6h21:35
FridayW 21 km/h6 m/s13 mph(gusts 401125)72%UV 28hFridayOvercast72%W 21 km/h6 m/s13 mph (gusts 401125)UV 28h
Friday
W 21 km/h6 m/s13 mph(gusts 401125)72%UV 28h
Friday
Overcast
72%
W 21 km/h6 m/s13 mph (gusts 401125)
UV 2
8h
Friday — Forecast Overview
00:00
15°C59°F
412
03:00
14°C57°F
624
06:00
14°C58°F
623
09:00
17°C63°F
17511
12:00
20°C68°F
20612
15:00
22°C72°F
18511
18:00
21°C70°F
1036
21:00
20°C67°F
21613
05:0316.5h21:33
Saturday1.4 mm0.05 inSW 21 km/h6 m/s13 mph(gusts 391124)74%UV 110hSaturdayDrizzle74%SW 21 km/h6 m/s13 mph (gusts 391124)1.4 mm0.05 inUV 110h
Saturday
1.4 mm0.05 inSW 21 km/h6 m/s13 mph(gusts 391124)74%UV 110h
Saturday
Drizzle
74%
SW 21 km/h6 m/s13 mph (gusts 391124)
1.4 mm0.05 in
UV 1
10h
Saturday — Forecast Overview
00:00
16°C61°F
16410
03:00
14°C58°F
1549
06:00
14°C58°F
16410
09:00
19°C65°F
19512
12:00
22°C71°F
19512
15:00
23°C74°F
17510
18:00
22°C72°F
1448
21:00
17°C63°F
17510
05:0516.4h21:31
Sunday2.4 mm0.09 inSW 15 km/h4 m/s9 mph(gusts 26716)84%UV 14hSundayLight rain84%SW 15 km/h4 m/s9 mph (gusts 26716)2.4 mm0.09 inUV 14h
Sunday
2.4 mm0.09 inSW 15 km/h4 m/s9 mph(gusts 26716)84%UV 14h
Sunday
Light rain
84%
SW 15 km/h4 m/s9 mph (gusts 26716)
2.4 mm0.09 in
UV 1
4h
Night16°C60°F
16°C60°FMorning16°C62°F
16°C62°FAfternoon20°C68°F
20°C68°FEvening17°C62°F
17°C62°F05:0616.4h21:30
Monday9.8 mm0.39 in· heavyW 23 km/h6 m/s14 mph(gusts 391124)82%UV 13hMondayThunderstorm82%W 23 km/h6 m/s14 mph (gusts 391124)9.8 mm0.39 inUV 13h
Monday
9.8 mm0.39 in· heavyW 23 km/h6 m/s14 mph(gusts 391124)82%UV 13h
Monday
Thunderstorm
82%
W 23 km/h6 m/s14 mph (gusts 391124)
9.8 mm0.39 in
UV 1
3h
Night17°C62°F
17°C62°FMorning18°C64°F
18°C64°FAfternoon18°C64°F
18°C64°FEvening18°C65°F
18°C65°F05:0816.3h21:28
TuesdayW 21 km/h6 m/s13 mph(gusts 351021)70%UV 110hTuesdayPartly cloudy70%W 21 km/h6 m/s13 mph (gusts 351021)UV 110h
Tuesday
W 21 km/h6 m/s13 mph(gusts 351021)70%UV 110h
Tuesday
Partly cloudy
70%
W 21 km/h6 m/s13 mph (gusts 351021)
UV 1
10h
Night14°C58°F
14°C58°FMorning17°C63°F
17°C63°FAfternoon17°C63°F
17°C63°FEvening19°C66°F
19°C66°F05:1016.3h21:26
Extended Forecast (GFS)WednesdayNW 14 km/h4 m/s8 mph68%16hWednesdayClear68%NW 14 km/h4 m/s8 mph16h
Wednesday
NW 14 km/h4 m/s8 mph68%16h
Wednesday
Clear
68%
NW 14 km/h4 m/s8 mph
16h
Night16°C60°F
16°C60°FMorning20°C69°F
20°C69°FAfternoon20°C69°F
20°C69°FEvening21°C70°F
21°C70°F05:1216.2h21:24
ThursdayNW 15 km/h4 m/s9 mph63%16hThursdayClear63%NW 15 km/h4 m/s9 mph16h
Thursday
NW 15 km/h4 m/s9 mph63%16h
Thursday
Clear
63%
NW 15 km/h4 m/s9 mph
16h
Night17°C62°F
17°C62°FMorning23°C74°F
23°C74°FAfternoon23°C74°F
23°C74°FEvening22°C72°F
22°C72°F05:1316.1h21:22
FridayS 14 km/h4 m/s8 mph(gusts 26716)51%12hFridayPartly cloudy51%S 14 km/h4 m/s8 mph (gusts 26716)12h
Friday
S 14 km/h4 m/s8 mph(gusts 26716)51%12h
Friday
Partly cloudy
51%
S 14 km/h4 m/s8 mph (gusts 26716)
12h
Night18°C65°F
18°C65°FMorning25°C77°F
25°C77°FAfternoon25°C77°F
25°C77°FEvening27°C81°F
27°C81°F05:1516.1h21:20
SaturdayN 19 km/h5 m/s12 mph62%15hSaturdayPartly cloudy62%N 19 km/h5 m/s12 mph15h
Saturday
N 19 km/h5 m/s12 mph62%15h
Saturday
Partly cloudy
62%
N 19 km/h5 m/s12 mph
15h
Night19°C67°F
19°C67°FMorning19°C67°F
19°C67°FAfternoon19°C67°F
19°C67°FEvening19°C67°F
19°C67°F05:1716h21:18
SundayN 12 km/h3 m/s7 mph51%15hSundayClear51%N 12 km/h3 m/s7 mph15h
Sunday
N 12 km/h3 m/s7 mph51%15h
Sunday
Clear
51%
N 12 km/h3 m/s7 mph
15h
Night16°C60°F
16°C60°FMorning21°C70°F
21°C70°FAfternoon21°C70°F
21°C70°FEvening21°C70°F
21°C70°F05:1916h21:16
Monday1.8 mm0.07 inSW 25 km/h7 m/s15 mph(gusts 471329)58%12hMondayDrizzle58%SW 25 km/h7 m/s15 mph (gusts 471329)1.8 mm0.07 in12h
Monday
1.8 mm0.07 inSW 25 km/h7 m/s15 mph(gusts 471329)58%12h
Monday
Drizzle
58%
SW 25 km/h7 m/s15 mph (gusts 471329)
1.8 mm0.07 in
12h
Night17°C63°F
17°C63°FMorning27°C80°F
27°C80°FAfternoon27°C80°F
27°C80°FEvening25°C76°F
25°C76°F05:2115.9h21:14
TuesdayNW 22 km/h6 m/s14 mph(gusts 381124)63%16hTuesdayClear63%NW 22 km/h6 m/s14 mph (gusts 381124)16h
Tuesday
NW 22 km/h6 m/s14 mph(gusts 381124)63%16h
Tuesday
Clear
63%
NW 22 km/h6 m/s14 mph (gusts 381124)
16h
Night19°C66°F
19°C66°FMorning19°C67°F
19°C67°FAfternoon19°C67°F
19°C67°FEvening21°C70°F
21°C70°F05:2315.8h21:12
WednesdayW 23 km/h6 m/s14 mph(gusts 371023)62%16hWednesdayClear62%W 23 km/h6 m/s14 mph (gusts 371023)16h
Wednesday
W 23 km/h6 m/s14 mph(gusts 371023)62%16h
Wednesday
Clear
62%
W 23 km/h6 m/s14 mph (gusts 371023)
16h
Night15°C59°F
15°C59°FMorning18°C65°F
18°C65°FAfternoon18°C65°F
18°C65°FEvening20°C69°F
20°C69°F05:2515.8h21:10
Sunrise
04:57
Civil Dawn 04:27
Sunset
21:38
Civil Dusk 22:08
Today vs. seasonal normal
+2.1°C+3.7°F
Hellesø is located in Capital Region of Denmark, Denmark. Elevation: 23m. Annual average temperature: 8.2°C. Annual precipitation: 597mm.
Frequently Asked Questions
What is the weather like in Hellesø today?
Today in Hellesø, Denmark, the temperature is 20°C with Partly cloudy. The high is 22°C and the low is 17°C.
What is the 16-day forecast for Hellesø?
The 16-day forecast for Hellesø shows the warmest day is Friday at 29°C, while the coolest night is Wednesday at 14°C. 6 day(s) have precipitation expected.
What time is sunrise and sunset in Hellesø?
In Hellesø, sunrise is at 04:58 and sunset is at 21:38. Day length is approximately 16h 40m.
How accurate is the weather forecast for Hellesø?
Our forecasts for Hellesø 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. Hellesø has an annual average temperature of 8.2°C and receives 597mm of precipitation per year.
Last updated: 07/21/2026, 10:00 AM
July climate in Hellesø
Normals for July: average 17°C (14–20°C), around 67 mm of rain across the month. About 9°C warmer than the annual average of 8.2°C.
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