Osterville
Massachusetts, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Osterville, MA

January, the same as December, is a wintry winter month in Osterville, Massachusetts, with average temperature varying between 30.4°F (-0.9°C) and 38.3°F (3.5°C). The coldest month is January, with an average high-temperature of 38.3°F (3.5°C) and an average low-temperature of 30.4°F (-0.9°C). Weather in January »

The last month of the winter, February, is another cold month in Osterville, Massachusetts, with average temperature varying between 38.8°F (3.8°C) and 30.9°F (-0.6°C). In Osterville, the average high-temperature is almost the same as in January - a still cold 38.8°F (3.8°C). Weather in February »

The first month of the spring, March, is still a cold month in Osterville, Massachusetts, with average temperature fluctuating between 41.5°F (5.3°C) and 35.2°F (1.8°C). In March, the average high-temperature is almost the same as in February - a still wintry 41.5°F (5.3°C). Weather in March »

April is a chilly spring month in Osterville, Massachusetts, with temperature in the range of an average high of 47.1°F (8.4°C) and an average low of 42.4°F (5.8°C). In April, the average high-temperature slightly increases, from a cold 41.5°F (5.3°C) in March, to a frosty 47.1°F (8.4°C). Weather in April »

The last month of the spring, May, is a mild month in Osterville, Massachusetts, with temperature in the range of an average low of 50.9°F (10.5°C) and an average high of 55.4°F (13°C). In May, the average high-temperature marginally rises, from a frosty 47.1°F (8.4°C) in April, to a moderate 55.4°F (13°C). Weather in May »

The first month of the summer, June, is a comfortable month in Osterville, Massachusetts, with temperature in the range of an average low of 59.4°F (15.2°C) and an average high of 63.9°F (17.7°C). In Osterville, the average high-temperature slightly increases, from a mild 55.4°F (13°C) in May, to a comfortable 63.9°F (17.7°C). Weather in June »

July in Osterville, Massachusetts, is a pleasant summer month, with average temperature fluctuating between 72°F (22.2°C) and 67.6°F (19.8°C). In July, the average high-temperature slightly increases, from an enjoyable 63.9°F (17.7°C) in June, to an agreeable 72°F (22.2°C). Weather in July »

August, the last month of the summer, in Osterville, is also an agreeable month, with average temperature ranging between min 68.2°F (20.1°C) and max 72.5°F (22.5°C). The warmest month is August, with an average high-temperature of 72.5°F (22.5°C) and an average low-temperature of 68.2°F (20.1°C). Weather in August »

The first month of the autumn, September, is still a comfortable month in Osterville, Massachusetts, with average temperature ranging between min 62.8°F (17.1°C) and max 67.3°F (19.6°C). In September, the average high-temperature is essentially the same as in August - an enjoyable 67.3°F (19.6°C). Weather in September »

October, like September, is a moderate autumn month in Osterville, Massachusetts, with average temperature varying between 54.5°F (12.5°C) and 59.9°F (15.5°C). In Osterville, the average high-temperature in October slightly decreases, from an enjoyable 67.3°F (19.6°C) in September, to a moderate 59.9°F (15.5°C). Weather in October »

The last month of the autumn, November, is another cool month in Osterville, Massachusetts, with average temperature ranging between max 51.3°F (10.7°C) and min 45°F (7.2°C). In November, the average high-temperature marginally drops, from a mild 59.9°F (15.5°C) in October, to a fresh 51.3°F (10.7°C). Weather in November »

The first month of the winter, December, is also a frosty month in Osterville, Massachusetts, with temperature in the range of an average high of 43.7°F (6.5°C) and an average low of 36.5°F (2.5°C). In December, the average high-temperature slightly decreases, from a fresh 51.3°F (10.7°C) in November, to a frosty 43.7°F (6.5°C). Weather in December »

What is the coldest month in Osterville?

The coldest month is January, with an average high-temperature of 38.3°F (3.5°C) and an average low-temperature of 30.4°F (-0.9°C).

How much does it rain in Osterville?

Throughout the year, there are 157.2 rainfall days, and 31.77" (807mm) of precipitation is accumulated.

When does it snow in Osterville?

Months with snowfall are January through April and December.

How many days does it snow in Osterville?

Throughout the year, in Osterville, there are 24.1 snowfall days, and 6.1" (155mm) of snow is accumulated.

What is the month with the lowest UV index in Osterville?

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Osterville, Massachusetts.

When does it snow the most in Osterville?

March is the month with the most snowfall. Snow falls for 5.2 days and accumulates 1.93" (49mm) of snow.

What month is the ocean coldest in Osterville?

March is the month with the coldest seawater in Osterville, Massachusetts, with an average ocean temperature of 39°F (3.9°C).

When it does not snow in Osterville?

May through November are months without snowfall in Osterville.

When are the longest days in Osterville?

With an average of 15.2h of daylight, June has the longest days of the year in Osterville, Massachusetts.

What is the most humid month in Osterville?

With an average relative humidity of 84%, July is the most humid month.

What are the months with the highest UV index in Osterville?

Months with the highest UV index are July and August, with an average maximum UV index of 6.

What is the warmest month in Osterville?

With an average high-temperature of 72.5°F (22.5°C) and an average low-temperature of 68.2°F (20.1°C), August is the warmest month in Osterville.

What is the driest month in Osterville?

August is the month with the least rainfall in Osterville. Rain falls for 12.4 days and accumulates 1.73" (44mm) of precipitation.

What month is the ocean warmest in Osterville?

With an average ocean temperature of 67.5°F (19.7°C), August is the month with the warmest seawater in Osterville, Massachusetts.

What month has the most sunshine in Osterville?

August has the most sunshine of the year, with an average of 10.8h of sunshine.

What is the rainiest month in Osterville?

The month with the most rainfall in Osterville, Massachusetts, is October when the rain falls for 14.5 days and typically aggregates up to 3.7" (94mm) of precipitation.

What is the least humid month in Osterville?

With an average relative humidity of 74%, November is the least humid month.

What is the month with the shortest days in Osterville?

December has the shortest days of the year, with an average of 9.2h of daylight.

What is the month with the least sunshine in Osterville?

December has the least sunshine of the year, with an average of 4.6h of sunshine.
Average temperature - Osterville, MA
Average rainfall - Osterville, MA

The wettest month (with the highest rainfall) is October (3.7").
The driest month (with the lowest rainfall) is August (1.73").

Average rainfall days - Osterville, MA

The month with the highest number of rainy days is April (15.8 days).
The month with the lowest number of rainy days is February (10.3 days).

Average snowfall - Osterville, MA

The month with the highest snowfall is March (1.93").
Months with the lowest snowfall are May, June, July, August, September, October and November (0").

Average snowfall days - Osterville, MA

The month with the highest number of snowfall days is February (7.1 days).
Months with the lowest number of snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature - Osterville, MA

The best month for swimming (with the highest average sea temperature) is August (67.5°F).
The coldest month (with the lowest average sea temperature) is March (39°F).

Average daylight / Average sunshine - Osterville, MA

The month with the longest days is June (Average daylight: 15.2h).
The month with shortest days is December (Average daylight: 9.2h).

The month with most sunshine is August (Average sunshine: 10.8h).
The month with least sunshine is December (Average sunshine: 4.6h).

Average UV index - Osterville, MA