Climate and monthly weather forecast
Bow, WA

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Weather in January

January in Bow, Washington, is a frosty winter month, with an average temperature fluctuating between 44.2°F (6.8°C) and 37°F (2.8°C). The commencement of January records an average high-temperature of a chilly 44.2°F (6.8°C), barely varying from December's 42.6°F (5.9°C). Weather in January »

Weather in February

February, the last month of the winter in Bow, is another chilly month, with an average temperature ranging between min 36.1°F (2.3°C) and max 44.6°F (7°C). With February's arrival, Bow's weather records an average high-temperature of a still frosty 44.6°F (7°C), marking little difference from January's 44.2°F (6.8°C). Weather in February »

Weather in March

The first month of the spring, March, is still a chilly month in Bow, Washington, with an average temperature fluctuating between 38.8°F (3.8°C) and 48.2°F (9°C). The onset of March brings an average high-temperature of a still frosty 48.2°F (9°C), nearly matching the February temperature. Weather in March »

Weather in April

April is a fresh spring month in Bow, Washington, with temperature in the range of an average high of 53.1°F (11.7°C) and an average low of 41.9°F (5.5°C). Bow records a slight change with April's average high-temperatures adjusting to a cool 53.1°F (11.7°C) from March's 48.2°F (9°C). Weather in April »

Weather in May

The last month of the spring, May, is a moderate month in Bow, Washington, with an average temperature fluctuating between 60.3°F (15.7°C) and 46°F (7.8°C). May brings a slight elevation in the average high-temperature, transitioning from April's cool 53.1°F (11.7°C) to a mild 60.3°F (15.7°C). Weather in May »

Weather in June

June, the first month of the summer in Bow, is an enjoyable month, with an average temperature fluctuating between 63.9°F (17.7°C) and 49.3°F (9.6°C). Bow experiences a transition to a still refreshing 63.9°F (17.7°C) in average high-temperatures with the arrival of June, not greatly differing from May's 60.3°F (15.7°C). Weather in June »

Weather in July

July in Bow, Washington, is a pleasant summer month, with temperature in the range of an average high of 68.4°F (20.2°C) and an average low of 52.7°F (11.5°C). July and August are characterised by peak temperatures, with an average high of 68.4°F (20.2°C). Weather in July »

Weather in August

August, the last month of the summer in Bow, is also an agreeable month, with an average temperature varying between 54.1°F (12.3°C) and 68.4°F (20.2°C). In Bow, the months of July and August are known for the peak temperatures, reaching an average high of 68.4°F (20.2°C). Weather in August »

Weather in September

September, the first month of the autumn in Bow, is still a refreshing month, with an average temperature varying between 51.4°F (10.8°C) and 64°F (17.8°C). With September's arrival, Bow notes an average high-temperature of a comfortable 64°F (17.8°C), closely following the trend of the preceding month. Weather in September »

Weather in October

October, like September, is another refreshing autumn month in Bow, Washington, with temperature in the range of an average high of 55.8°F (13.2°C) and an average low of 46.2°F (7.9°C). A subtle change in temperatures is noted as September gives way to October, with average highs reducing from an enjoyable 64°F (17.8°C) to a moderate 55.8°F (13.2°C). Weather in October »

Weather in November

November, the last month of the autumn in Bow, is another chilly month, with an average temperature fluctuating between 41.2°F (5.1°C) and 47.8°F (8.8°C). November's arrival aligns with a minor decrease in average high-temperatures, from October's mild 55.8°F (13.2°C) to a frosty 47.8°F (8.8°C). Weather in November »

Weather in December

December, the first month of the winter in Bow, is also a wintry month, with an average temperature varying between 36.3°F (2.4°C) and 42.6°F (5.9°C). With average high and low temperatures of 42.6°F (5.9°C) and 36.3°F (2.4°C) respectively, December is Bow's coldest month. Weather in December »
Updated: Aug 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the most humid month?

The months with the highest humidity are January and February, with an average relative humidity of 83%.

How much does it rain?

In Bow, during the entire year, the rain falls for 185.2 days and collects up to 34.72" (882mm) of precipitation.

When does it snow?

Months with snowfall are January through April, November and December.

How many days does it snow?

In Bow, during the entire year, snow falls for 9.9 days and aggregates up to 7.91" (201mm) of snow.

When is the lowest UV index?

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.

When does it snow the most?

The month with the most snowfall is February, when snow falls for 3.6 days and typically aggregates up to 3.54" (90mm) of snow.

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?

May through October are months without snowfall in Bow.

When are the longest days?

With an average of 16h and 6min of daylight, June has the longest days of the year.

What part of the year is the hottest?

The temperature hits its peak in July and August, recording an average high-temperature of 68.4°F (20.2°C).

What is the least humid month?

With an average relative humidity of 75%, July is the least humid month.

What is the driest month?

July is the month with the least rainfall. Rain falls for 7.9 days and accumulates 0.63" (16mm) of precipitation.

What are the months with the most sunshine?

The months with the most sunshine are July and August, with an average of 10.4h of sunshine.

What is the month with the highest UV index?

The month with the highest UV index is July, with an average maximum UV index of 5.

What is the wettest month?

The month with the most rainfall is November, when the rain falls for 20.7 days and typically aggregates up to 4.96" (126mm) of precipitation.

What is the coldest time of year?

The month of December, characterized by an average high of 42.6°F (5.9°C) and a low of 36.3°F (2.4°C), is recognized as the coldest.

What is the month with the shortest days?

With an average of 8h and 24min of daylight, December has the shortest days of the year.

What is the month with the least sunshine?

The month with the least sunshine is December, with an average of 3.9h of sunshine.

Average temperature
Bow, WA

Average temperature - Bow, WA

The warmest months (with the highest average high temperature) are July and August (68.4°F).
The month with the lowest average high temperature is December (42.6°F).

The month with the highest average low temperature is August (54.1°F).
The coldest month (with the lowest average low temperature) is February (36.1°F).

Average pressure
Bow, WA

Average pressure - Bow, WA

The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are March, August and September (30.01"Hg).

Average wind speed
Bow, WA

Average wind speed - Bow, WA

The windiest month (with the highest average wind speed) is November (7.5mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).

Average humidity
Bow, WA

Average humidity - Bow, WA

The months with the highest relative humidity are January and February (83%).
The month with the lowest relative humidity is July (75%).

Average rainfall
Bow, WA

Average rainfall - Bow, WA

The wettest month (with the highest rainfall) is November (4.96").
The driest month (with the least rainfall) is July (0.63").

Average rainfall days
Bow, WA

Average rainfall days - Bow, WA

The month with the highest number of rainy days is March (20.8 days).
The month with the least rainy days is August (7.2 days).

Average snowfall
Bow, WA

Average snowfall - Bow, WA

The month with the highest snowfall is February (3.54").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days
Bow, WA

Average snowfall days - Bow, WA

The month with the highest number of snowfall days is February (3.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight / Average sunshine
Bow, WA

Average daylight / Average sunshine - Bow, WA

The month with the longest days is June (Average daylight: 16h and 6min).
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: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 3h and 54min).

Average sunshine days
Bow, WA

Average sunshine days - Bow, WA

The month with the most sunshine days is August (22.3 days).
The month with the least sunshine days is November (8.1 days).

Average UV index
Bow, WA

Average UV index - Bow, WA

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average visibility
Bow, WA

Average visibility - Bow, WA

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

Bow, Washington, USA

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