March weather forecast
Snoqualmie Pass, WA

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Weather in March

In March, Snoqualmie Pass ushers in subtle hints of spring. In a break from the prolonged chills, there is a rise in temperatures. The snowfall is still significant, but it shows a decrease from the winter peak of January and February. Sunlight finds more room during the day, though the remnants of winter keep a tight lid on the temperatures. The city, still locked in winter's grip, prepares for a transition as March paves the way for slightly milder weather patterns in the coming months.

Temperature

Transitioning into March, Snoqualmie Pass records an average high-temperature of a wintry 37°F (2.8°C), almost identical to February's 31.8°F (-0.1°C). During March, Snoqualmie Pass consistently records a temperature low averaging a subzero cold 24.6°F (-4.1°C).

Humidity

In Snoqualmie Pass, the average relative humidity in March is 91%.

Rainfall

In Snoqualmie Pass, Washington, in March, during 8.4 rainfall days, 3.07" (78mm) of precipitation is typically accumulated. In Snoqualmie Pass, during the entire year, the rain falls for 127.9 days and collects up to 28.58" (726mm) of precipitation.

Snowfall

Months with snowfall are January through June, September through December. In Snoqualmie Pass, in March, snow falls for 22.2 days, with typically accumulated 21.1" (536mm) of snow. Throughout the year, there are 135.3 snowfall days, and 134.33" (3412mm) of snow is accumulated.

Daylight

In March, the average length of the day is 11h and 57min.
On the first day of March, sunrise is at 6:44 am and sunset at 5:51 pm PST. On the last day of the month, sunrise is at 6:44 am and sunset at 7:34 pm PDT.
Note: 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 lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from PDT to PST.

Sunshine

The average sunshine in March in Snoqualmie Pass is 4.3h.

UV index

In Snoqualmie Pass, the average daily maximum UV index in March is 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the average person.
Note: An average UV index of 2 in March transforms into this advice:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
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Frequently asked questions

How cold is it in Snoqualmie Pass in March?

During March, Snoqualmie Pass experiences an average high-temperature of 37°F (2.8°C) and a low-temperature of 24.6°F (-4.1°C).

What is the average humidity in March in Snoqualmie Pass?

In Snoqualmie Pass, Washington, the average relative humidity in March is 91%.

How much does it rain in Snoqualmie Pass in March?

In Snoqualmie Pass, Washington, during March, the rain falls for 8.4 days and regularly aggregates up to 3.07" (78mm) of precipitation.

How much does it snow in Snoqualmie Pass in March?

In Snoqualmie Pass, Washington, in March, snow falls for 22.2 days, with typically accumulated 21.1" (536mm) of snow.

What is the average length of the day in March in Snoqualmie Pass?

The average day length in March is 11h and 57min.

When are sunrise and sunset in March in Snoqualmie Pass?

In March, on the first day of the month, sunrise is at 6:44 am and sunset at 5:51 pm PST. On the last day of the month, in Snoqualmie Pass, Washington, sunrise is at 6:44 am and sunset at 7:34 pm PDT.

When does Daylight Saving Time (DST) start in March in Snoqualmie Pass?

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

How many hours of sunshine does Snoqualmie Pass have in March?

In March, the average sunshine duration in Snoqualmie Pass is 4.3h.

What is the UV index reading in March in Snoqualmie Pass?

In March, the average daily maximum UV index in Snoqualmie Pass is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in March
Snoqualmie Pass, WA

Average temperature in March - Snoqualmie Pass, WA
  • Average high temperature in March: 37°F

The warmest month (with the highest average high temperature) is August (71.2°F).
The month with the lowest average high temperature is December (30.2°F).

  • Average low temperature in March: 24.6°F

The month with the highest average low temperature is August (45°F).
The coldest month (with the lowest average low temperature) is December (20.3°F).

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Average pressure in March
Snoqualmie Pass, WA

Average pressure in March - Snoqualmie Pass, WA
  • Average pressure in March: 30.01"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is August (29.97"Hg).

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Average wind speed in March
Snoqualmie Pass, WA

Average wind speed in March - Snoqualmie Pass, WA
  • Average wind speed in March: 4.5mph

The windiest month (with the highest average wind speed) is January (5mph).
The calmest month (with the lowest average wind speed) is September (3.9mph).

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Average humidity in March
Snoqualmie Pass, WA

Average humidity in March - Snoqualmie Pass, WA
  • Average humidity in March: 91%

The months with the highest relative humidity are January and February (93%).
The month with the lowest relative humidity is July (69%).

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Average rainfall in March
Snoqualmie Pass, WA

Average rainfall in March - Snoqualmie Pass, WA
  • Average rainfall in March: 3.07"

The wettest month (with the highest rainfall) is January (4.21").
The driest month (with the least rainfall) is July (0.51").

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Average rainfall days in March
Snoqualmie Pass, WA

Average rainfall days in March - Snoqualmie Pass, WA
  • Average rainfall days in March: 8.4 days

The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is January (6.8 days).

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Average snowfall in March
Snoqualmie Pass, WA

Average snowfall in March - Snoqualmie Pass, WA
  • Average snowfall in March: 21.1"

The month with the highest snowfall is January (27.72").
The months with the least snowfall are July and August (0").

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Average snowfall days in March
Snoqualmie Pass, WA

Average snowfall days in March - Snoqualmie Pass, WA
  • Average snowfall days in March: 22.2 days

The month with the highest number of snowfall days is December (22.3 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in March /
Average sunshine in March
Snoqualmie Pass, WA

Average daylight in March / Average sunshine in March - Snoqualmie Pass, WA
  • Average daylight in March: 12h and 0min

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

  • Average sunshine in March: 4h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 54min).
The months with the least sunshine are January and February (Average sunshine: 3h and 0min).

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Average sunshine days in March
Snoqualmie Pass, WA

Average sunshine days in March - Snoqualmie Pass, WA
  • Average sunshine days in March: 6.2 days

The month with the most sunshine days is August (20.2 days).
The month with the least sunshine days is February (6 days).

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Average UV index in March
Snoqualmie Pass, WA

Average UV index in March - Snoqualmie Pass, WA
  • Average UV index in March: 2

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 1).

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Average cloud cover in March
Snoqualmie Pass, WA

Average cloud cover in March - Snoqualmie Pass, WA
  • Average cloud cover in March: 70

The month with the most cloud cover is February (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in March
Snoqualmie Pass, WA

Average visibility in March - Snoqualmie Pass, WA
  • Average visibility in March: 3mi

The months with the highest visibility are June, July and August (5mi).
The months with the lowest visibility are January, February, March and December (3mi).

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Snoqualmie Pass, Washington, USA

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