March weather forecast
Manchester, WA

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Weather in March

The first month of the spring, March, is a fresh month in Manchester, Washington, with an average temperature fluctuating between 50.9°F (10.5°C) and 37.2°F (2.9°C).

Temperature

March's advent presents an average high-temperature of a cool 50.9°F (10.5°C), indicating a slight variation from the conditions of the previous month. Manchester, during March nights, observes an average temperature of 37.2°F (2.9°C).

Humidity

In March, the average relative humidity is 83%.

Rainfall

In Manchester, during March, the rain falls for 15.3 days and regularly aggregates up to 1.06" (27mm) of precipitation. Throughout the year, there are 138.9 rainfall days, and 12.24" (311mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through March, November and December. March is the last month it regularly snows. During 0.8 snowfall days, in March, Manchester aggregates 0.2" (5mm) of snow. In Manchester, during the entire year, snow falls for 7 days and aggregates up to 2.36" (60mm) of snow.

Ocean temperature

In Manchester, the average seawater temperature in March is 45.7°F (7.6°C).
Note: At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

Daylight

In March, the average length of the day is 11h and 57min.
On the first day of March, sunrise is at 6:48 am and sunset at 5:55 pm PST. On the last day of the month, sunrise is at 6:48 am and sunset at 7:39 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 is 6.3h.

UV index

The average daily maximum UV index in March is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the average person.
Note: The daily high UV index of 3 during March translates into the following recommendations:
Take precautions - Protection against sunburn is recommended. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are March temperatures?

During March, Manchester experiences an average high-temperature of 50.9°F (10.5°C) and a low-temperature of 37.2°F (2.9°C).

What is the average humidity in March?

The average relative humidity in March is 83%.

How much does it rain in March?

In March, the rain falls for 15.3 days. Throughout March, 1.06" (27mm) of precipitation is accumulated.

What is the last month it snows?

March is the last month it regularly snows in Manchester. During 0.8 snowfall days, in March, Manchester aggregates 0.2" (5mm) of snow.

How cold is the water in March?

In Manchester, in March, the average water temperature is 45.7°F (7.6°C). Swimming in 45.7°F (7.6°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

What is the average length of the day in March?

In March, the average day length is 11h and 57min.

What time are sunrise and sunset in March?

In March, on the first day of the month, sunrise is at 6:48 am and sunset at 5:55 pm PST. On the last day of the month, sunrise is at 6:48 am and sunset at 7:39 pm PDT.

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

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

How long on average sun shines in March?

In March, the average sunshine duration is 6.3h.

How high is the UV index in March?

In March, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in March
Manchester, WA

Average temperature in March - Manchester, WA
  • Average high temperature in March: 50.9°F

The warmest month (with the highest average high temperature) is August (77.2°F).
The month with the lowest average high temperature is December (43.2°F).

  • Average low temperature in March: 37.2°F

The month with the highest average low temperature is August (53.6°F).
The coldest month (with the lowest average low temperature) is December (34.9°F).

Average pressure in March
Manchester, WA

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

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 in March
Manchester, WA

Average wind speed in March - Manchester, WA
  • Average wind speed in March: 5.5mph

The windiest month (with the highest average wind speed) is March (5.5mph).
The calmest months (with the lowest average wind speed) are July and August (3.5mph).

Average humidity in March
Manchester, WA

Average humidity in March - Manchester, WA
  • Average humidity in March: 83%

The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is July (69%).

Average rainfall in March
Manchester, WA

Average rainfall in March - Manchester, WA
  • Average rainfall in March: 1.06"

The wettest months (with the highest rainfall) are January and December (2.05").
The driest month (with the least rainfall) is July (0.28").

Average rainfall days in March
Manchester, WA

Average rainfall days in March - Manchester, WA
  • Average rainfall days in March: 15.3 days

The month with the highest number of rainy days is March (15.3 days).
The month with the least rainy days is August (5.4 days).

Average snowfall in March
Manchester, WA

Average snowfall in March - Manchester, WA
  • Average snowfall in March: 0.2"

The month with the highest snowfall is February (1.22").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in March
Manchester, WA

Average snowfall days in March - Manchester, WA
  • Average snowfall days in March: 0.8 days

The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature in March
Manchester, WA

Average sea temperature in March - Manchester, WA
  • Average sea temperature in March: 45.7°F

The best month for swimming (with the highest average sea temperature) is August (53.2°F).
The coldest month (with the lowest average sea temperature) is February (45.3°F).

Average daylight in March /
Average sunshine in March
Manchester, WA

Average daylight in March / Average sunshine in March - Manchester, WA
  • Average daylight in March: 11h and 5min

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: 6h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 6min).

Average sunshine days in March
Manchester, WA

Average sunshine days in March - Manchester, WA
  • Average sunshine days in March: 12.7 days

The month with the most sunshine days is August (22.8 days).
The month with the least sunshine days is February (11.8 days).

Average UV index in March
Manchester, WA

Average UV index in March - Manchester, WA
  • Average UV index in March: 3

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in March
Manchester, WA

Average cloud cover in March - Manchester, WA
  • Average cloud cover in March: 53

The month with the most cloud cover is December (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 25).

Average visibility in March
Manchester, WA

Average visibility in March - Manchester, WA
  • Average visibility in March: 5mi

The months with the highest visibility are May, June, July, August and September (6mi).
The months with the lowest visibility are January, February, March, April, October, November and December (5mi).

Manchester, Washington, USA

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