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Sag Harbor Monthly Rainfall & Precipitation

This page shows both the average monthly rainfall and the number of rainy days in Sag Harbor, United States of America. This average is based on long-term data collected between 1990 and 2020. Let's now guide you through the details for a complete overview.

Sag Harbor has a notably wet climate with abundant precipitation, recording 1220 mm (48 in) of rain/snowfall per year.

Monthly Precipitation Levels

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

The wettest period in Sag Harbor occurs in December, which receives around 131 mm (5.2 in) of precipitation. During the driest month, July, Sag Harbor experiences moderate rainfall, totaling approximately 86 mm (3.4 in). The consistent precipitation levels throughout the year contribute to a relatively stable climate.

December, the wettest month, has a maximum daytime temperature of 8°C (46°F). During the driest month July you can expect a temperature of 28°C (82°F). For more detailed insights into the city's temperatures, visit our Sag Harbor Temperature page.

Annual Rainfall in the United States of America: City Comparison

The map below shows the annual precipitation across the United States of America. 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).

Sag Harbor vs World: Rainfall Compared

Sag Harbor's average annual precipitation is 1220 mm (48 in). Let's compare this to some popular worldwide tourist destinations:

Seville, Spain, experiences 541 mm (21 in) of rainfall annually, with wet winters and dry summers typical of southern Spain.

In Seoul, South Korea, the average annual precipitation is 1237 mm (49 in), with most rain falling during the summer monsoon season.

Melbourne, Australia, has 690 mm (27 in) of rainfall annually, spread fairly evenly throughout the year.

Singapore, situated near the equator, gets 2581 mm (102 in) of rainfall annually, with no distinct dry season and consistent monthly precipitation.

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.

How Does Precipitation Affect Local Climate?

Precipitation has a very strong role in determining the local climate and ecosystem:

  • Changing Rainfall Patterns: Global warming causes drastic changes in the patterns of rainfall. Some areas have been experiencing increased frequency and intensity of rainfall, while other areas experience longer dry spells or even droughts.
  • Local Impacts: Many regions are experiencing heavier rainfall in the winter months and drier, hotter summers. This affects agriculture, water resources, and ecosystems.
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 Sag Harbor's weather, including sunshine hours, humidity levels, and temperature data, visit our Sag Harbor Climate page.


Current rainfall in Sag Harbor

More climate data for Sag Harbor