Climate and monthly weather forecast
Brewster, WA

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Weather in January

January, like December, is a freezing cold winter month in Brewster, Washington, with an average temperature fluctuating between 30.7°F (-0.7°C) and 19.2°F (-7.1°C). January and December represent the coldest period, with an average high-temperature of 30.7°F (-0.7°C). Weather in January »

Weather in February

February, the last month of the winter in Brewster, is an icy month, with temperature in the range of an average low of 20.3°F (-6.5°C) and an average high of 33.8°F (1°C). As February takes hold, the average high-temperature is a wintry 33.8°F (1°C), nearly mirroring that of the previous month. Weather in February »

Weather in March

March, the first month of the spring in Brewster, is a frosty month, with temperature in the range of an average high of 43.3°F (6.3°C) and an average low of 28°F (-2.2°C). As February transitions into March, a change in temperatures is observed, with average highs moving from a wintry 33.8°F (1°C) to a frosty 43.3°F (6.3°C). Weather in March »

Weather in April

April is a fresh spring month in Brewster, Washington, with an average temperature fluctuating between 54.9°F (12.7°C) and 35.2°F (1.8°C). An increase in the average high-temperature marks April, moving from March's frosty 43.3°F (6.3°C) to a fresh 54.9°F (12.7°C). Weather in April »

Weather in May

May, the last month of the spring in Brewster, is a comfortable month, with temperature in the range of an average low of 43.5°F (6.4°C) and an average high of 66.4°F (19.1°C). As May sets, the average high-temperature shows an increase, moving up from a fresh 54.9°F (12.7°C) in April to a comfortable 66.4°F (19.1°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Brewster, Washington, with temperature in the range of an average low of 48.7°F (9.3°C) and an average high of 73.4°F (23°C). As Brewster welcomes June, the average high-temperature sees a modest rise, transitioning from a comfortable 66.4°F (19.1°C) in May to a warm 73.4°F (23°C). Weather in June »

Weather in July

July, like June, in Brewster, Washington, is a moderately hot summer month, with an average temperature fluctuating between 83.1°F (28.4°C) and 55.9°F (13.3°C). In Brewster, the warmest period comes during July and August, when the average high-temperature touches 83.1°F (28.4°C). The heat index value for July is computed to be 82.4°F (28°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Brewster, Washington, with an average temperature ranging between max 83.1°F (28.4°C) and min 57°F (13.9°C). Brewster's warmest period falls in July and August, when the average high-temperatures ascend to 83.1°F (28.4°C). The heat index value for August is computed to be 82.4°F (28°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a pleasant month in Brewster, Washington, with an average temperature fluctuating between 49.5°F (9.7°C) and 71.2°F (21.8°C). With the beginning of September, the average high-temperature shows a decrease, transitioning from a moderately hot 83.1°F (28.4°C) in August to a pleasant 71.2°F (21.8°C). Weather in September »

Weather in October

October, like September, in Brewster, Washington, is another fresh autumn month, with an average temperature varying between 38.5°F (3.6°C) and 54.9°F (12.7°C). Brewster's October weather is marked by a distinct drop in high-temperatures, declining from a pleasant 71.2°F (21.8°C) in September to a fresh 54.9°F (12.7°C). Weather in October »

Weather in November

The last month of the autumn, November, is also an icy month in Brewster, Washington, with an average temperature fluctuating between 40.3°F (4.6°C) and 28°F (-2.2°C). With the onset of November, Brewster's weather experiences a distinct temperature drop, moving from a cool 54.9°F (12.7°C) in October to a cold 40.3°F (4.6°C). Weather in November »

Weather in December

The first month of the winter, December, is also a subzero cold month in Brewster, Washington, with an average temperature varying between 18.9°F (-7.3°C) and 30.7°F (-0.7°C). The coldest months are January and December, with an average high-temperature of 30.7°F (-0.7°C). Weather in December »
Updated: Jun 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

During January and December, Brewster experiences its lowest temperatures, averaging a high-temperature of 30.7°F (-0.7°C).

What is the most humid month in Brewster?

With an average relative humidity of 90%, January is the most humid month.

How much does it rain?

Throughout the year, there are 101.3 rainfall days, and 9.45" (240mm) of precipitation is accumulated.

When does it snow?

January through March, November and December are months with snowfall.

How much does it snow?

In Brewster, during the entire year, snow falls for 29.8 days and aggregates up to 13.54" (344mm) of snow.

What is the month with the least sunshine?

January has the least sunshine of the year, with an average of 4.2h of sunshine.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from PST to PDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from PDT to PST.

When it does not snow?

April through October are months without snowfall.

When are the longest days?

June has the longest days of the year, with an average of 16h and 0min of daylight.

What month is the hottest?

Brewster's warmest period falls in July and August, when the average high-temperatures ascend to 83.1°F (28.4°C).

What is the driest month?

The month with the least rainfall is July, when the rain falls for 4.2 days and typically collects 0.16" (4mm) of precipitation.

What is the month with the most sunshine?

The months with the most sunshine are July and August, with an average of 12h of sunshine.

When is the highest UV index?

July is the month with the highest UV index, with an average maximum UV index of 7.

What is the least humid month?

The least humid month in Brewster is August, with an average relative humidity of 40%.

What is the month with the lowest UV index?

November is the month with the lowest UV index, with an average maximum UV index of 1.

What is the wettest month?

The month with the most rainfall in Brewster is December, when the rain falls for 8.6 days and typically aggregates up to 1.34" (34mm) of precipitation.

When does it snow the most?

December is the month with the most snowfall. Snow falls for 9.7 days and accumulates 4.72" (120mm) of snow.

What is the month with the shortest days?

The month with the shortest days in Brewster is December, with an average of 8h and 24min of daylight.

Average temperature
Brewster, WA

Average temperature - Brewster, WA

The warmest months (with the highest average high temperature) are July and August (83.1°F).
The months with the lowest average high temperature are January and December (30.7°F).

The month with the highest average low temperature is August (57°F).
The coldest month (with the lowest average low temperature) is December (18.9°F).

Average pressure
Brewster, WA

Average pressure - Brewster, WA

The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.93"Hg).

Average wind speed
Brewster, WA

Average wind speed - Brewster, WA

The windiest months (with the highest average wind speed) are April, June and July (5.3mph).
The calmest month (with the lowest average wind speed) is January (3.5mph).

Average humidity
Brewster, WA

Average humidity - Brewster, WA

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (40%).

Average rainfall
Brewster, WA

Average rainfall - Brewster, WA

The wettest month (with the highest rainfall) is December (1.34").
The driest month (with the least rainfall) is July (0.16").

Average rainfall days
Brewster, WA

Average rainfall days - Brewster, WA

The month with the highest number of rainy days is March (12.8 days).
The month with the least rainy days is August (2.8 days).

Average snowfall
Brewster, WA

Average snowfall - Brewster, WA

The month with the highest snowfall is December (4.72").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days
Brewster, WA

Average snowfall days - Brewster, WA

The month with the highest number of snowfall days is December (9.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight / Average sunshine
Brewster, WA

Average daylight / Average sunshine - Brewster, WA

The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).

The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

Average sunshine days
Brewster, WA

Average sunshine days - Brewster, WA

The month with the most sunshine days is August (26.3 days).
The month with the least sunshine days is February (13.7 days).

Average visibility
Brewster, WA

Average visibility - Brewster, WA

The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February and December (4mi).

Brewster, Washington, USA

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