Herrskär, Porvoo

Hourly forecast tables for each day

Time	Temperature	Feels like	Wind	Precipitation
2:00	-10°	-17°	6 (9)	< 10 % 0.0 (1 h)
3:00	-10°	-17°	5 (9)	< 10 % 0.0 (1 h)
4:00	-10°	-16°	5 (8)	< 10 % 0.0 (1 h)
5:00	-10°	-16°	4 (7)	< 10 % 0.0 (1 h)
6:00	-10°	-16°	4 (6)	< 10 % 0.0 (1 h)
7:00	-10°	-16°	3 (6)	< 10 % 0.0 (1 h)
8:00	-11°	-16°	3 (5)	< 10 % 0.0 (1 h)
9:00	-11°	-16°	3 (5)	< 10 % 0.0 (1 h)
10:00	-11°	-15°	2 (4)	< 10 % 0.0 (1 h)
11:00	-10°	-13°	2 (4)	< 10 % 0.0 (1 h)
12:00	-9°	-13°	3 (5)	< 10 % 0.0 (1 h)
13:00	-7°	-13°	4 (7)	< 10 % 0.0 (1 h)
14:00	-7°	-13°	6 (9)	< 10 % 0.0 (1 h)
15:00	-6°	-13°	7 (11)	< 10 % 0.0 (1 h)
16:00	-6°	-13°	8 (12)	< 10 % 0.0 (1 h)
17:00	-6°	-13°	9 (13)	< 10 % 0.0 (1 h)
18:00	-5°	-13°	10 (15)	< 10 % 0.0 (1 h)
19:00	-5°	-13°	11 (17)	10 % 0.0 (1 h)
20:00	-5°	-13°	11 (17)	10 % 0.0 (1 h)
21:00	-5°	-14°	12 (18)	10 % 0.0 (1 h)
22:00	-4°	-13°	12 (18)	< 10 % 0.0 (1 h)
23:00	-4°	-12°	13 (19)	< 10 % 0.0 (1 h)

15 days

Probability forecast updated 31.12.2025 23:54

Dates	Thu							Fri						Sat				Sun
Hours	3	6	9	12	15	18	21	0	3	6	9	15	21	3	9	15	21	3
Weather
Temperature	-10°	-10°	-11°	-9°	-6°	-5°	-5°	-4°	-4°	-4°	-4°	-3°	-3°	-2°	0°	1°	-1°	-2°
Feels like temperature	-17°	-16°	-16°	-13°	-13°	-13°	-14°	-12°	-13°	-13°	-13°	-12°	-11°	-10°	-6°	-5°	-8°	-9°
	Wind (gusts) m/s
Wind direction
Wind speed	5	4	3	3	7	10	12	13	12	12	12	12	10	9	7	6	9	8
Wind gust	(9)	(6)	(5)	(5)	(11)	(15)	(18)	(19)	(19)	(18)	(18)	(18)	(15)	(14)	(9)	(8)	(11)	(11)
	Rainfall probability %
Probability of precipitation	<10%	<10%	<10%	<10%	<10%	<10%	10%	10%	60%	80%	90%	90%	80%	80%	80%	70%	60%	60%
	Precipitation amount mm
Precipitation sum	0.0 (2h)	0.0 (3h)	0.0 (3h)	0.0 (3h)	0.0 (3h)	0.0 (3h)	0.0 (3h)	0.0 (3h)	0.0 (3h)	0.5 (3h)	0.5 (3h)	0.8 (6h)	1.1 (6h)	1.8 (6h)	2.0 (6h)	1.9 (6h)	1.0 (6h)	0.2 (6h)