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Nynäshamn Monthly Rainfall & Precipitation

This page shows both the average monthly rainfall and the number of rainy days in Nynäshamn, Stockholm county, Sweden. This average is based on long-term data collected between 1990 and 2020. Now, let's break down all the details for a clearer picture.

On average, Nynäshamn receives a reasonable amount of rain/snowfall, with an annual precipitation of 660 mm (26 in). Despite this overall moderate level, the city experiences distinct dry season during certain months throughout the year, as illustrated in the precipitation charts below.

Monthly Precipitation Levels

The average number of days each month with precipitation (> 0.2 mm (0.01 in))

Nynäshamn offers a pleasant mix of wetter and slightly drier months. The difference in precipitation between November (68 mm (2.7 in)) and March (37 mm (1.5 in)) is not too significant, making the climate enjoyable for visitors and residents alike.

November, the wettest month, has a maximum daytime temperature of 7°C (45°F). The city receives 45 hours of sunshine in this period. During the driest month March you can expect a temperature of 5°C (41°F). For more detailed insights into the city's temperatures, visit our Nynäshamn Temperature page.

Annual Rainfall in Sweden: City Comparison

The map below shows the annual precipitation across Sweden. You can also select the different months in case you are interested in a specific month.

Annual
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Legend heavy rainfall high moderate low almost none
Heavy annual rainfall has been defined as more than 1000 mm (39 in) precipitation. High: 600 mm (24 in) to 1000 mm (39 in). Moderate: 250 mm (9.8 in) to 600 mm (24 in). Low: less than 250 mm (9.8 in).

Nynäshamn vs World: Rainfall Compared

Nynäshamn's average annual precipitation is 660 mm (26 in). Let's compare this to some popular worldwide tourist destinations:

New York City, USA, receives 1276 mm (50 in) of rainfall annually, with precipitation evenly distributed throughout the year.

Meanwhile, Buenos Aires, Argentina, enjoys a humid subtropical climate with 1000 mm (39 in) of annual rainfall, mostly in the summer.

Perth, Australia, receives 565 mm (22 in) of rainfall annually, mostly during the winter months.

Bangkok, Thailand, experiences a tropical monsoon climate with 1668 mm (66 in) of annual rainfall, with the heaviest precipitation occurring during September and October.

How is Precipitation Measured?

Precipitation amounts are measured using specific gauges installed at weather stations, collecting both rain and snow and any other type of precipitation. Rainfall is measured directly in millimeters, while that from snow and ice is obtained by melting it. Automated systems often incorporate heaters to make this easier.

Information from these stations is transmitted via Wi-Fi, satellite, GPS, or telephone connections to central monitoring networks. This information is immediately updated and integrated into weather models and forecasts.

Sea vs. Land Precipitation

The proximity of a location to a large body of water can significantly affect its rainfall patterns:

  • Ocean Influence: Coastal regions typically receive more rainfall due to the presence of moisture-laden winds from the ocean. These regions tend to have more humid climates and experience more frequent precipitation, especially in winter.
  • Continental Climates: Areas further from the sea, such as inland or continental regions, experience less frequent rainfall and more extreme seasonal variations in precipitation.
Interesting weather facts

  • The U.S. has a significant number of thunderstorms every year, with over 14.6 million taking place across the world annually.
  • Approximately 70% of lightning bolts strike land rather than oceans.
  • A storm named John was the longest-lasting Pacific tropical storm, continuing for 31 days. As it crossed the dateline twice, it changed status from a hurricane to a typhoon and back to a hurricane.

For more detailed information about Nynäshamn's weather, including sunshine hours, humidity levels, and temperature data, visit our Nynäshamn Climate page.


Current rainfall in Nynäshamn

More climate data for Nynäshamn