Seabrook (NH) Monthly Rainfall & Precipitation

This page shows both the average monthly rainfall and the number of rainy days in Seabrook, New Hampshire, United States of America. Long-term data from 1990 to 2020 was used to calculate these averages. Let's now guide you through the details for a complete overview.

Seabrook experiences significant rain/snowfall throughout the year, averaging 1336 mm (53 in) of precipitation annually.

Monthly Precipitation Levels

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

While snow/rainfall varies throughout the year, each season offers its own charm. December brings wetter days averaging 140 mm (5.5 in) of precipitation, spread over 14 snowy/rainy days.

In contrast, September experiences a drier climate, with about 82 mm (3.2 in) of rainfall spread across 9 rainy days.

December, the wettest month, has a maximum daytime temperature of 5°C (41°F). The city receives 141 hours of sunshine in this period. During the driest month September you can expect a temperature of 23°C (73°F). For more detailed insights into the city's temperatures, visit our Seabrook Temperature page.

Seabrook's average annual precipitation is 1336 mm (53 in). Let's compare this to some popular worldwide tourist destinations:

In Lisbon, Portugal, the average annual precipitation is 774 mm (30 in), characterized by wet winters and dry summers typical of the Mediterranean climate.

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

Adelaide, Australia, enjoys 511 mm (20 in) of annual precipitation, with dry summers and wet winters.

Kuala Lumpur, Malaysia, receives 2529 mm (100 in) of annual rainfall, characteristic of its equatorial tropical rainforest climate, with consistent rainfall throughout the year and peak months during March and November.

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.

• 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 Seabrook (NH)'s weather, including sunshine hours, humidity levels, and temperature data, visit our Seabrook (NH) Climate page.