Ostrołęka Weather Year-Round — Best Time to Visit
Ostrołęka, Poland has cool weather year-round. The best time to visit is August (score: 81/100). Annual average high: 12.2°C, total rainfall: 614mm.
When is the best time to visit Ostrołęka?
81
August is the best month to visit Ostrołęka with a travel score of 81/100 (Excellent).
Expect highs of 23.3°C, 11 rain days, and 10.8 hours of daily sunshine.
View August weather details →Travel Score by Month
32
Jan
39
Feb
51
Mar
66
Apr
74
May
79
Jun
81
Jul
81
Aug
72
Sep
57
Oct
43
Nov
35
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Ostrołęka each month?
12.2°C
Avg High
4.9°C
Avg Low
614mm
Annual Rain
How much rain does Ostrołęka get?
Ostrołęka receives 614mm of rain annually. The wettest month is typically July with 79mm, while March is the driest.
What is the weather like each month in Ostrołęka?
January
32
0°C
Low: -4°C
10 rain days
Poor
February
39
2°C
Low: -4°C
9 rain days
Poor
March
51
6°C
Low: -1°C
9 rain days
Mixed
April
66
13°C
Low: 3°C
10 rain days
Good
May
74
19°C
Low: 9°C
11 rain days
Good
June
79
22°C
Low: 13°C
11 rain days
Good
July
81
24°C
Low: 15°C
12 rain days
Excellent
August
Best time to visit81
23°C
Low: 14°C
11 rain days
Excellent
September
72
18°C
Low: 10°C
9 rain days
Good
October
57
12°C
Low: 6°C
9 rain days
Mixed
November
43
6°C
Low: 2°C
9 rain days
Mixed
December
35
2°C
Low: -2°C
9 rain days
Poor
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What cities are near Ostrołęka?
Data based on 1994–2024 averages · Last updated: 2024-12-31