Measurements:
°C
°F
Ustka
40°F
NW 6 mph
Feels like: 36°F
Precip: 0%
World Resorts Poland Ustka Weather September Weather in Ustka

Ustka Weather: September

Average Day Temperature: 66.1°F
Average Night Temperature: 57.6°F
Sea Water Temperature: 63.9°F
Number of Sunny Days: 12 days
Sunshine Hours: 11.6 - 13.8 hours
Number of Rainy Days: 3 days
Precipitation Totals: 1.7 in

Air Temperature in September, °F

Select Year: 2025 2024 2023

The highest day temperature in September 2025 was 80°F. The lowest night temperature was 47°F. The average values for day and night temperatures during September were 67.6°F и 57.8°F respectivly.

Ustka Water Sea Temperature in September, °F

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Ustka was 65.4°F. The maximum and minimum values were 61.0°F and 68.2°F respectively.

Sunny, Cloudy and Gloomy days

You can expect various weather conditions during September. Be ready for sunny, cloudy or even gloomy days.

Precipitation Totals in September, in

Precipitation total in September for Ustka is 1.7 in.

Wind Speed in September, mph

The average wind speed in September is 11.6 mph.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Ustka in September is 7.6 hours.

Best Time to Visit Ustka
The most sunny months:
June 15 days
May 14 days
August 13 days
The most warm months:
August 72.6 °F
July 71.1 °F
June 67.1 °F
Warmest sea temperature:
August 68.1 °F
July 66.6 °F
September 63.9 °F
The most cold months:
January 34.6 °F
February 35.6 °F
December 38.0 °F
The most rainy months:
July 5 days
August 4 days
January 4 days
The most windy months:
December 15 mph
January 14 mph
February 14 mph

Ustka on the Weather Map

Poland Resorts:
NAME
Gdansk +40
Gdynia +40
Krakow +46
Krynica Morska +40
Leba +42
Miedzyzdroje +38
Poznan +38
Sopot +40
Szczecin +38
Ustka +40
Vladyslawowo +40
Warsaw +44
Wisla +44
Wroclaw +42
Zakopane +38
24 Hours Weather Forecast
Ustka
Local time: 10:51
05 dec, friday
1200 40°F
NW
6 mph
1500 40°F
NW
8 mph
1800 38°F
NW
9 mph
2100 40°F
NW
9 mph
06 dec, saturday
0000 40°F
N
9 mph
0300 40°F
N
11 mph
0600 40°F
NE
11 mph
0900 40°F
N
11 mph