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Olsztyn, Portugal Weather Averages

August is the hottest month in Olsztyn with an average temperature of 17°C (63°F) and the coldest is January at -2°C (28°F) with the most daily sunshine hours at 9 in June. The wettest month is June with an average of 70mm of rain..

Average Temperature Olsztyn

What is Average Temperature?
The average high temperature and the average low temperature for that month, on a daily basis, divided by 2 equals the average temperature for that month
What is Average Temperature?
The average high temperature and the average low temperature for that month, on a daily basis, divided by 2 equals the average temperature for that month

Average High Low Temperature Olsztyn

What is Average High Low Temperature?
The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily
What is Average High Low Temperature?
The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily

Average Rainfall Olsztyn

What is Average Rainfall?
The amount of mm in rain for that month divided by the number of days, and the number of days that it rains during that month on average, over a given period of years
What is Average Rainfall?
The amount of mm in rain for that month divided by the number of days, and the number of days that it rains during that month on average, over a given period of years

Average Daily Sunshine Hours Olsztyn

What are Average Daily Sunshine Hours?
Total sunshine hours for the month, divided by the number of days in the month. Sunshine hours are taken with a sunshine recorder, either a Campbell-Stokes recorder or an Eppley Pyreheliometer
What are Average Daily Sunshine Hours?
Total sunshine hours for the month, divided by the number of days in the month. Sunshine hours are taken with a sunshine recorder, either a Campbell-Stokes recorder or an Eppley Pyreheliometer

Olsztyn : Next 24-Hour Weather

Today - 14th September 2025

Sunrise 06:10

Sunrise

Sunset 18:56

Sunset
2:00
Mist
15°C (58°F)
3:00
Mist
15°C (57°F)
4:00
Mist
15°C (57°F)
5:00
Fog
14°C (57°F)
6:00
Cloudy
15°C (58°F)
7:00
Partly cloudy
15°C (59°F)
8:00
Overcast
16°C (61°F)
9:00
Partly cloudy
17°C (62°F)
10:00
Partly cloudy
18°C (64°F)
11:00
Light rain shower
19°C (65°F)
12:00
Patchy rain possible
21°C (69°F)
13:00
Patchy light drizzle
21°C (70°F)
14:00
Light rain shower
20°C (67°F)
15:00
Light rain shower
18°C (64°F)
16:00
Light rain shower
17°C (62°F)
17:00
Patchy rain possible
17°C (62°F)
18:00
Patchy rain possible
16°C (61°F)
19:00
Patchy rain possible
16°C (60°F)
20:00
Patchy rain possible
16°C (59°F)
21:00
Cloudy
15°C (58°F)
22:00
Overcast
14°C (57°F)
23:00
Cloudy
14°C (57°F)

Tomorrow - 15th September 2025

Sunrise 06:10

Sunrise

Sunset 18:56

Sunset
0:00
Cloudy
14°C (57°F)
1:00
Cloudy
14°C (56°F)
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