March weather forecast
Kennewick, WA

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Yellow night lights on the pillars of the iconic Benton Franklin Intercounty Bridge passing over the Columbia River in Kennewick, Washington
Yellow night lights on the pillars of the iconic Benton Franklin Intercounty Bridge passing over the Columbia River in Kennewick, Washington

Weather in March

March ushers in early signs of springs in Kennewick, with the weather becoming more forgiving. The city encounters a notable leap in terms of temperatures, with highs soaring to about 54.1°F (12.3°C).Humidity levels start to drop and winds gain momentum, making the outdoors more pleasant. The city in March is picturesque, with melting snow revealing greener landscapes. Sunshine graces the city more often, painting a brighter and more vibrant Kennewick.

Temperature

With the onset of March, Kennewick experiences a temperature shift, with the average high-temperature moving from a frosty 45.1°F (7.3°C) in February to a cool 54.1°F (12.3°C). The average low-temperature, in March, in Kennewick, Washington, is an icy 38.3°F (3.5°C).

Humidity

In Kennewick, the average relative humidity in March is 64%.

Rainfall

The wettest months in Kennewick are March and December, with an average 0.94" (24mm) of rainfall.

Snowfall

January through March, November and December are months with snowfall in Kennewick, Washington. March is the last month it regularly snows in Kennewick. During 0.8 snowfall days, in March, Kennewick aggregates 0.24" (6mm) of snow. Throughout the year, in Kennewick, Washington, there are 9.7 snowfall days, and 5.2" (132mm) of snow is accumulated.

Daylight

The average length of the day in March in Kennewick is 11h and 58min.
On the first day of March in Kennewick, sunrise is at 6:33 am and sunset at 5:43 pm PST. On the last day of the month, sunrise is at 6:36 am and sunset at 7:24 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 Kennewick is 7.7h.

UV index

In March, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: A daily high UV index of 3 in March leads to these guidelines:
Ensure safety - Recommendations to avert sunburn are presented. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
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Frequently asked questions

What is the usual temperature for Kennewick in March?

The high-temperature during March is 54.1°F (12.3°C) and the low-temperature is 38.3°F (3.5°C).

What is the average humidity in March in Kennewick?

In March, the average relative humidity is 64%.

What is the wettest month in Kennewick?

The months with the most rainfall in Kennewick are March and December, with an average 0.94" (24mm) of precipitation.

How much does it rain in Kennewick in March?

In Kennewick, in March, it is raining for 13.3 days, with typically 0.94" (24mm) of accumulated precipitation.

What is the last month it snows in Kennewick?

March is the last month it regularly snows in Kennewick. During 0.8 snowfall days, in March, Kennewick aggregates 0.24" (6mm) of snow.

What is the average length of the day in March in Kennewick?

The average day length in March is 11h and 58min.

What time are sunrise and sunset in March in Kennewick?

On the first day of March in Kennewick, Washington, sunrise is at 6:33 am and sunset at 5:43 pm PST. On the last day of the month, sunrise is at 6:36 am and sunset at 7:24 pm PDT.

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

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 many hours of sunshine does Kennewick have in March?

In Kennewick, the average sunshine duration in March is 7.7h.

How high is the UV index in March in Kennewick?

In Kennewick, Washington, the average daily maximum UV index in March is 3. A UV Index of 3 to 5 symbolizes 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
Kennewick, WA

Average temperature in March - Kennewick, WA
  • Average high temperature in March: 54.1°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is December (38.3°F).

  • Average low temperature in March: 38.3°F

The month with the highest average low temperature is August (64°F).
The coldest month (with the lowest average low temperature) is December (27.9°F).

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Average pressure in March
Kennewick, WA

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

The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is August (29.91"Hg).

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Average wind speed in March
Kennewick, WA

Average wind speed in March - Kennewick, WA
  • Average wind speed in March: 8.1mph

The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is December (5.8mph).

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Average humidity in March
Kennewick, WA

Average humidity in March - Kennewick, WA
  • Average humidity in March: 64%

The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is July (35%).

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Average rainfall in March
Kennewick, WA

Average rainfall in March - Kennewick, WA
  • Average rainfall in March: 0.94"

The wettest months (with the highest rainfall) are March and December (0.94").
The driest month (with the least rainfall) is July (0.2").

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Average rainfall days in March
Kennewick, WA

Average rainfall days in March - Kennewick, WA
  • Average rainfall days in March: 13.3 days

The month with the highest number of rainy days is March (13.3 days).
The month with the least rainy days is July (3.5 days).

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Average snowfall in March
Kennewick, WA

Average snowfall in March - Kennewick, WA
  • Average snowfall in March: 0.24"

The month with the highest snowfall is February (2.2").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in March
Kennewick, WA

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

The month with the highest number of snowfall days is December (3.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in March: 7h and 4min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).

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Average sunshine days in March
Kennewick, WA

Average sunshine days in March - Kennewick, WA
  • Average sunshine days in March: 15.4 days

The month with the most sunshine days is July (25.7 days).
The month with the least sunshine days is March (15.4 days).

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Average UV index in March
Kennewick, WA

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

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in March
Kennewick, WA

Average cloud cover in March - Kennewick, WA
  • Average cloud cover in March: 39

The month with the most cloud cover is January (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 9).

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Average visibility in March
Kennewick, WA

Average visibility in March - Kennewick, WA
  • Average visibility in March: 6mi

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).

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Kennewick, Washington, USA

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