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Gdynia weather in September

Weather in Gdynia: September

Average day temperature: 63.7°F
Average night temperature: 56.3°F
Sea water temperature: 63.2°F
Number of sunny days: 11 days
Day length: 11.6 - 13.8 hours
Number of rainy days: 3 days
Precipitation totals: 1.5 in.

Air temperature in September, °F

Show year:
2023
2022
2021

The highest day temperature during September of 2023 was 77°F. At the same time the lowest night temperature was 51°F. Day and night temperature averages during September were 70.4°F and 59.8°F.

Sea water temperature in Gdynia in September, °F

Show year:
2023
2022
2021

The average sea water temperature in September of 2023 was 66.7°F. The highest and lowest sea temperatures during the month were 69.3°F and 64.0°F.

Sunny, partly cloudy and cloudy days

Number of sunny, partly cloudy and cloudy days in September is almost equal.

Precipitation total in September, in.

Precipitation total value in Gdynia in September is 1.5 in. Other months of the year show relatively similar values.

Wind speed in September, mph

The average wind speed value in September is 10.5 mph

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 7.6.

Best time for vacation in Gdynia

Sunniest months:
June 14 days
August 13 days
May 13 days
Warmest months:
August 70.5 °F
July 69.7 °F
June 65.6 °F
Warmest sea temp:
August 67.7 °F
July 65.7 °F
September 63.2 °F
Coldest months:
January 34.9 °F
February 36.3 °F
December 38.1 °F
Rainiest months:
July 6 days
May 4 days
August 4 days
Windiest months:
December 13.5 mph
January 13.2 mph
February 12.4 mph

Gdynia on a weather map

Gdynia
+57°F
N 11 mph
Feels like: +55°F
Precip.: 0%
Places in Poland:
Name
°F
+64°F
+57°F
+61°F
+66°F
+59°F
+57°F
+50°F
+61°F
+50°F
+54°F
+64°F
+57°F
+52°F
+64°F
24 Hours Forecast
Gdynia
Local time: 15:25
April 27, saturday
1800
55°F
N
11 mph
2100
50°F
N
6 mph
April 28, sunday
0000
48°F
N
7 mph
0300
46°F
N
9 mph
0600
48°F
N
8 mph
0900
57°F
NW
11 mph
1200
61°F
NW
12 mph
1500
61°F
NW
11 mph
Units of measurement: °C / °F