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Rotterdam weather in May

Weather in Rotterdam: May

Average day temperature: 62.2°F
Average night temperature: 51.5°F
Sea water temperature: 54.0°F
Number of sunny days: 11 days
Day length: 14.9 - 16.4 hours
Number of rainy days: 4 days
Precipitation totals: 1.9 in.

Air temperature in May, °F

Show year:
2024
2023
2022

The highest day temperature during May of 2024 was 75°F. At the same time the lowest night temperature was 46°F. Day and night temperature averages during May were 64.4°F and 53.9°F.

Sea water temperature in Rotterdam in May, °F

Show year:
2024
2023
2022

The average sea water temperature in May of 2024 was 56.6°F. The highest and lowest sea temperatures during the month were 60.1°F and 50.9°F.

Sunny, partly cloudy and cloudy days

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

Precipitation total in May, in.

Precipitation total value in Rotterdam in May is 1.8 in. Other months of the year show relatively similar values.

Wind speed in May, mph

The average wind speed value in May is 9.6 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 May is: 7.7.

Best time for vacation in Rotterdam

Sunniest months:
August 12 days
June 12 days
July 11 days
Warmest months:
August 71.4 °F
July 70.8 °F
June 68.2 °F
Warmest sea temp:
August 67.0 °F
July 65.1 °F
September 64.8 °F
Coldest months:
January 43.0 °F
February 44.5 °F
December 45.8 °F
Rainiest months:
January 4 days
August 4 days
December 4 days
Windiest months:
December 13.1 mph
February 12.8 mph
January 12.5 mph

Rotterdam on a weather map

Rotterdam
+39°F
N 15 mph
Feels like: +32°F
Precip.: 100%
Places in Netherlands:
Name
°F
+39°F
+84°F
+39°F
+41°F
+37°F
+39°F
+39°F
+39°F
+39°F
24 Hours Forecast
Rotterdam
Local time: 10:58
November 23, saturday
1200
39°F
N
15 mph
1500
43°F
N
19 mph
1800
43°F
N
22 mph
2100
45°F
NE
24 mph
November 24, sunday
0000
48°F
NE
21 mph
0300
52°F
NE
20 mph
0600
52°F
N
20 mph
0900
52°F
N
21 mph
Units of measurement: °C / °F