Monthly climate in Pori, Finland

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Pori features a humid continental climate (Dfb).Temperatures typically range between -3 °C (26 °F) and 17 °C (63 °F) through the year, but rarely can drop to -22 °C (-7 °F) or can rise to as high as 29 °C (84 °F).The average annual precipitation amounts to about 733 mm (28.9 inches) and receives 131 rainy days on the 1 mm (0.04 inches) threshold annually.Pori enjoys an average of 3381 hours of sunshine throughout the year, and daylight varies from 5 hours 27 minutes to 19 hours 20 minutes per day.

Monthly average temperatures in Pori, Finland §

The warmest months in Pori are June, July and August, with daily mean temperatures ranging from 15 to 17 °C (59 - 63 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from -3 to -1 °C (26 - 31 °F) throughout the day. On average each year, Pori experiences 5 days above 25 °C (77.0 °F) and 104 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Pori, Finland.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 7°C
(45°F)
7°C
(44°F)
9°C
(49°F)
19°C
(67°F)
23°C
(73°F)
27°C
(81°F)
29°C
(84°F)
28°C
(82°F)
23°C
(74°F)
16°C
(62°F)
12°C
(55°F)
6°C
(43°F)
Mean maximum 5°C
(41°F)
4°C
(40°F)
8°C
(46°F)
14°C
(57°F)
20°C
(68°F)
23°C
(73°F)
26°C
(80°F)
24°C
(75°F)
20°C
(68°F)
14°C
(58°F)
10°C
(50°F)
5°C
(42°F)
Average high -0°C
(32°F)
-1°C
(30°F)
2°C
(36°F)
7°C
(44°F)
12°C
(54°F)
18°C
(65°F)
20°C
(69°F)
19°C
(66°F)
15°C
(58°F)
9°C
(48°F)
5°C
(41°F)
1°C
(34°F)
Daily mean -2°C
(29°F)
-3°C
(26°F)
-1°C
(31°F)
4°C
(39°F)
9°C
(48°F)
15°C
(59°F)
17°C
(63°F)
16°C
(61°F)
12°C
(54°F)
7°C
(45°F)
3°C
(39°F)
-0°C
(32°F)
Average low -4°C
(26°F)
-6°C
(22°F)
-3°C
(26°F)
0°C
(33°F)
5°C
(41°F)
11°C
(53°F)
14°C
(57°F)
13°C
(56°F)
10°C
(49°F)
5°C
(42°F)
2°C
(36°F)
-2°C
(29°F)
Mean minimum -14°C
(7°F)
-16°C
(4°F)
-13°C
(9°F)
-6°C
(22°F)
-1°C
(31°F)
7°C
(45°F)
10°C
(49°F)
8°C
(47°F)
4°C
(39°F)
-2°C
(28°F)
-4°C
(24°F)
-8°C
(18°F)
Minimum -21°C
(-5°F)
-19°C
(-1°F)
-22°C
(-7°F)
-9°C
(17°F)
-2°C
(28°F)
4°C
(40°F)
9°C
(48°F)
6°C
(44°F)
1°C
(35°F)
-4°C
(25°F)
-8°C
(17°F)
-17°C
(2°F)

Compare climate in Pori with other places

Compare temperature, precipitation, sunshine, UV index in Pori, Finland with other places around the world.

Monthly average precipitation in Pori, Finland §

Pori usually has the most precipitation in July, August and October, with an average of 13 rainy days and 88 mm (3.5 inches) of precipitation per month.The driest months in Pori are February, April and May. On average, 41 mm (1.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Pori, Finland.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 43 (1.7) 42 (1.6) 43 (1.7) 40 (1.6) 41 (1.6) 50 (2.0) 83 (3.2) 93 (3.7) 77 (3.0) 88 (3.4) 65 (2.6) 69 (2.7)
Average precipitation days (≥ 1 mm) 10 8 10 8 8 8 11 14 12 16 12 14

Monthly sunshine hours in Pori, Finland §

The sunniest months in Pori are May, June and July, when the sun shines an average of 15 hours 45 minutes a day.Least sunny months in Pori: January, November and December receive an average of 2 hours 24 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Pori, Finland.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 54 159 267 358 456 499 494 424 300 198 107 58
Mean daily daylight hours 6h 22m 8h 56m 11h 50m 14h 48m 17h 37m 19h 20m 18h 24m 15h 45m 12h 50m 9h 55m 7h 7m 5h 27m

Solar UV radiation in Pori, Finland §

Pori experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 5 - 6, which corresponds to the Moderate / High category of sun exposure.January, February and November are in the Low exposure category. In these months, the maximum values of the UV index do not exceed 1. For more detailed information, check out our hourly Pori UV Index data.

Average daily maximum UV levels by month for Pori, Finland.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 1 1 3 4 5 6 6 5 3 2 1 1