Weather forecast Helsinki 18-01-2026

Weather Sunday 18 January temperature from -2 °C to 1 °C, cloud cover up to 33%, no precipitation, wind up to 5.31 m/s (gusts up to 9.25 m/s), air humidity from 83% to 92%, atmospheric pressure from 779 to 781 mm Hg, UV Index to 2 during the day. Forecast for the next days on the table.

Sunrise 09:07
Sunset 15:51

Chart

Table

Type of temperature:

°C

°F

← Sat, 17 Jan

Sun, 18 Jan, 2026

		Temperature	Precipitation	Cloud cover	Humidity	Pressure	Wind	UV Index
00:00	Clear	-2 °C	0%	12%	86%	779 mm Hg	SW 5.11 m/s	0
01:00	Clear	-2 °C	0%	14%	86%	779 mm Hg	SW 5.19 m/s	0
02:00	Clear	-2 °C	0%	9%	86%	779 mm Hg	SW 5.31 m/s	0
03:00	Clear	-1 °C	0%	9%	85%	779 mm Hg	SW 5.31 m/s	0
04:00	Clear	-1 °C	0%	9%	86%	779 mm Hg	SW 5.31 m/s	0
05:00	Clear	-1 °C	0%	10%	87%	779 mm Hg	SW 5.31 m/s	0
06:00	Clear	-1 °C	0%	10%	87%	779 mm Hg	SW 5.11 m/s	0
07:00	Clear	-2 °C	0%	10%	88%	780 mm Hg	SW 4.89 m/s	0
08:00	Clear	-2 °C	0%	14%	89%	780 mm Hg	WSW 4.89 m/s	0
09:00	Clear	-2 °C	0%	25%	90%	780 mm Hg	WSW 4.89 m/s	0
10:00	Sunny	-2 °C	0%	25%	91%	780 mm Hg	WSW 4.81 m/s	2
11:00	Partly cloudy	-1 °C	0%	29%	91%	780 mm Hg	WSW 4.89 m/s	2
12:00	Partly cloudy	0 °C	0%	31%	90%	781 mm Hg	WSW 5 m/s	2
13:00	Partly cloudy	1 °C	0%	33%	90%	781 mm Hg	WSW 4.69 m/s	2
14:00	Partly cloudy	1 °C	0%	33%	90%	781 mm Hg	WSW 4.61 m/s	2
15:00	Partly cloudy	0 °C	0%	33%	91%	781 mm Hg	WSW 4.5 m/s	2
16:00	Partly cloudy	-1 °C	0%	33%	91%	781 mm Hg	WSW 4.5 m/s	0
17:00	Partly cloudy	-1 °C	0%	33%	92%	781 mm Hg	WSW 4.39 m/s	0
18:00	Clear	0 °C	0%	25%	89%	781 mm Hg	W 4.31 m/s	0
19:00	Partly cloudy	0 °C	0%	17%	87%	781 mm Hg	W 4.31 m/s	0
20:00	Clear	1 °C	0%	9%	84%	781 mm Hg	W 4.19 m/s	0
21:00	Clear	1 °C	0%	8%	84%	781 mm Hg	W 4.19 m/s	0
22:00	Clear	1 °C	0%	7%	83%	781 mm Hg	W 4.11 m/s	0
23:00	Clear	1 °C	0%	5%	83%	781 mm Hg	W 4.11 m/s	0

← Sat, 17 Jan

Sun, 18 Jan, 2026