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Rockland (MA) Weather and Climate: A Comprehensive Guide

The temperature in Rockland can vary quite a bit throughout the year. Temperatures can be warm during the warmest months, and cold during the cooler months. It also has a notably wet climate with much precipitation. Now, let’s break down all the climate details for a clearer picture.

Average maximum day and minimum night temperature

Visitors to Rockland can expect significant temperature changes throughout the year. Average maximum daytime temperatures range from a comfortable 29°C in July, the warmest time of the year, to a chilly 3°C during cooler months like February.

At night, temperatures typically drop to an average of around -7°C during these months. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Rockland is known for its substantial rain/snowfall, with annual precipitation reaching 1295 mm. Year-round, Rockland has a balanced climate with minimal variation in precipitation. The difference between the wettest month, December, with 132 mm, and the driest month, September, with 83 mm, is minimal.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

Seasonal changes in sunshine hours are quite dramatic in Rockland. While May receives considerable daily sunshine with up to 10.0 hours, December marks the darkest time of the year, where sunshine is scarce with only 4.7 hours of sunlight per day. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Boston, the United States of America (27 KM, 17 Miles).

Daily hours of sunshine

Data from: Boston, the United States of America (27 KM, 17 Miles).

Forecast for Rockland (MA)

Sun   Dec 22
-6°C | -13°C
NW 5 m/s
clear and no rain

clear and no rain

Mon   Dec 23
-2°C | -16°C
S 2 m/s
almost clear and no rain

almost clear and no rain

Tue   Dec 24
3°C | -5°C
N 3 m/s
1.4 mm
overcast and slight snow

overcast and slight snow

The best time of year to visit Rockland in the United States of America

During the months of May, June and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • When is summer in Rockland?
    The hottest season / summer takes place in June, July, August and September.
  • Which is the warmest month in Rockland?
    July has an average maximum temperature of 29°C and is the warmest month of the year.
  • Which is the coldest month in Rockland?
    The coldest month is February with an average maximum temperature of 3°C.
  • Which is the wettest month in Rockland?
    December tops the wettest month list with 132 mm of rainfall.
  • Which is the driest month in Rockland?
    September is the driest month with 83 mm of precipitation.
  • Which is the sunniest month in Rockland?
    May is the sunniest month with an average of 301 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.