17.09
thu
thu
Day
63°F
S 14 mph
Precip.
14%
14%
Night
57°F
E 3 mph
Precip.
37%
37%
18.09
fri
fri
Day
68°F
N 6 mph
Precip.
8%
8%
Night
61°F
S 5 mph
Precip.
40%
40%
19.09
sat
sat
Day
73°F
SW 2 mph
Precip.
4%
4%
Night
63°F
S 1 mph
Precip.
4%
4%
20.09
sun
sun
Day
79°F
E 3 mph
Precip.
9%
9%
Night
68°F
S 4 mph
Precip.
13%
13%
21.09
mon
mon
Day
63°F
S 16 mph
Precip.
10%
10%
Night
55°F
S 9 mph
Precip.
3%
3%
22.09
tue
tue
Day
64°F
N 8 mph
Precip.
4%
4%
Night
55°F
W 5 mph
Precip.
10%
10%
23.09
wed
wed
Day
64°F
SE 14 mph
Precip.
8%
8%
Night
52°F
W 6 mph
Precip.
5%
5%
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 73.3°F. The highest and lowest sea temperatures during the month were 76.3°F and 69.3°F.
Sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 58.5°F. The highest and lowest sea temperatures during the month were 66.0°F and 51.8°F.
Air temperature in Heviz, °F
Precipitation total in Heviz, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Heviz
Heviz on a weather map
Places in Hungary:
Name
°F
24 Hours Forecast
Heviz
Local time: 04:58
September 17, thursday
0600
63°F
S
13 mph
13 mph
0900
64°F
S
14 mph
14 mph
1200
63°F
S
14 mph
14 mph
1500
61°F
S
9 mph
9 mph
1800
61°F
E
5 mph
5 mph
2100
57°F
SE
4 mph
4 mph
September 18, friday
0000
57°F
E
3 mph
3 mph
0300
55°F
E
2 mph
2 mph
