Olsztyn offers a solid outdoor season. June through August are perfect for all activities. Even dinner outside manages 3/12 months, while walking is comfortable 12/12 months — impressive.
OlsztynPoland
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Annual
3/12
Dinner Outside
30
0Jan: 0% viability
0
0Feb: 0% viability
0
1Mar: 1% viability
1
16Apr: 16% viability
16
46May: 46% viability
46
79Jun: 79% viability
79
81Jul: 81% viability
81
78Aug: 78% viability
78
54Sep: 54% viability
54
3Oct: 3% viability
3
1Nov: 1% viability
1
0Dec: 0% viability
0
3/12
Dinner Outside
0Jan: 0% viability
0
0Feb: 0% viability
0
1Mar: 1% viability
1
16Apr: 16% viability
16
46May: 46% viability
46
79Jun: 79% viability
79
81Jul: 81% viability
81
78Aug: 78% viability
78
54Sep: 54% viability
54
3Oct: 3% viability
3
1Nov: 1% viability
1
0Dec: 0% viability
0
30%
Cold
5/12
Lunch Outside
47
0Jan: 0% viability
0
10Feb: 10% viability
10
36Mar: 36% viability
36
55Apr: 55% viability
55
73May: 73% viability
73
78Jun: 78% viability
78
77Jul: 77% viability
77
78Aug: 78% viability
78
83Sep: 83% viability
83
62Oct: 62% viability
62
14Nov: 14% viability
14
0Dec: 0% viability
0
5/12
Lunch Outside
0Jan: 0% viability
0
10Feb: 10% viability
10
36Mar: 36% viability
36
55Apr: 55% viability
55
73May: 73% viability
73
78Jun: 78% viability
78
77Jul: 77% viability
77
78Aug: 78% viability
78
83Sep: 83% viability
83
62Oct: 62% viability
62
14Nov: 14% viability
14
0Dec: 0% viability
0
47%
Cold
12/12
Walking
94
91Jan: 91% viability
91
89Feb: 89% viability
89
97Mar: 97% viability
97
97Apr: 97% viability
97
98May: 98% viability
98
96Jun: 96% viability
96
91Jul: 91% viability
91
87Aug: 87% viability
87
97Sep: 97% viability
97
96Oct: 96% viability
96
98Nov: 98% viability
98
92Dec: 92% viability
92
12/12
Walking
91Jan: 91% viability
91
89Feb: 89% viability
89
97Mar: 97% viability
97
97Apr: 97% viability
97
98May: 98% viability
98
96Jun: 96% viability
96
91Jul: 91% viability
91
87Aug: 87% viability
87
97Sep: 97% viability
97
96Oct: 96% viability
96
98Nov: 98% viability
98
92Dec: 92% viability
92
94%
12/12
Running
94
91Jan: 91% viability
91
89Feb: 89% viability
89
97Mar: 97% viability
97
97Apr: 97% viability
97
98May: 98% viability
98
96Jun: 96% viability
96
91Jul: 91% viability
91
87Aug: 87% viability
87
97Sep: 97% viability
97
96Oct: 96% viability
96
98Nov: 98% viability
98
92Dec: 92% viability
92
12/12
Running
91Jan: 91% viability
91
89Feb: 89% viability
89
97Mar: 97% viability
97
97Apr: 97% viability
97
98May: 98% viability
98
96Jun: 96% viability
96
91Jul: 91% viability
91
87Aug: 87% viability
87
97Sep: 97% viability
97
96Oct: 96% viability
96
98Nov: 98% viability
98
92Dec: 92% viability
92
94%
Tap any month for details · Click activity name for overview
ComfortableModerateUncomfortable
Based on 2014–2024 hourly climate data · Updated Mar 2025