March weather forecast
Crater Lake, OR

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A beautiful landscape of the Crater Lake in Oregon, viewed from atop the Watchman
A beautiful landscape of the Crater Lake in Oregon, viewed from atop the Watchman's Peak

Weather in March

In March, Crater Lake weather witnesses a reduction in snowfall to 73.2" (1859mm), signaling the impending end of the winter season. With the daylight hours extending, the thawing of the snow-covered landscapes begins. A hint of spring can be felt in the air, and it brings along an anticipation of warmer and longer days. Rainfall continues to contribute to the humidity though insignificant when compared to the initial winter months. Although the weather remains cold, the upcoming spring season hints at the changing landscape.

Temperature

In March, Crater Lake's weather conditions record an average high-temperature of a still icy 37.2°F (2.9°C), demonstrating little divergence from the preceding month. Crater Lake temperatures generally rest at a low of 19.4°F (-7°C) during the March nights.

Rainfall

In March, the rain falls for 18.2 days. Throughout March, 7.52" (191mm) of precipitation is accumulated. In Crater Lake, during the entire year, the rain falls for 145.9 days and collects up to 66.22" (1682mm) of precipitation.

Snowfall

January through July, September through December are months with snowfall in Crater Lake. In March, it is snowing for 15.6 days. Throughout March, 73.19" (1859mm) of snow is accumulated. Throughout the year, in Crater Lake, there are 101.3 snowfall days, and 482.48" (12255mm) of snow is accumulated.

Daylight

In March, the average length of the day is 11h and 58min.
On the first day of the month, sunrise is at 6:42 am and sunset at 5:58 pm PST. On the last day of March, sunrise is at 6:50 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

In Crater Lake, the average sunshine in March is 7h.

UV index

In Crater Lake, the average daily maximum UV index in March is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum high UV index of 4 in March translates into the following recommendations:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
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Frequently asked questions

How cold is it in Crater Lake in March?

The average high-temperature, in March, in Crater Lake, is 37.2°F (2.9°C), while the average low-temperature is 19.4°F (-7°C).

How many days does it rain in March in Crater Lake?

In March, in Crater Lake, Oregon, the rain falls for 18.2 days. Throughout March, 7.52" (191mm) of precipitation is accumulated.

How much does it snow in Crater Lake in March?

In Crater Lake, Oregon, in March, snow falls for 15.6 days, with typically accumulated 73.19" (1859mm) of snow.

What is the average length of the day in March in Crater Lake?

In Crater Lake, Oregon, the average day length in March is 11h and 58min.

What time are sunrise and sunset in March in Crater Lake?

On the first day of March, sunrise is at 6:42 am and sunset at 5:58 pm PST. On the last day of the month, sunrise is at 6:50 am and sunset at 7:34 pm PDT.

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

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Crater Lake, 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 Crater Lake?

In March, the average sunshine duration in Crater Lake is 7h.

What is the UV index reading in March in Crater Lake?

The average daily maximum UV index in March is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to the Sun's UV radiation.
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average UV index

Average temperature in March
Crater Lake, OR

Average temperature in March - Crater Lake, OR
  • Average high temperature in March: 37.3°F

The warmest month (with the highest average high temperature) is August (69.7°F).
The month with the lowest average high temperature is December (33.6°F).

  • Average low temperature in March: 19.4°F

The months with the highest average low temperature are July and August (40.5°F).
The coldest month (with the lowest average low temperature) is February (17.8°F).

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Average rainfall in March
Crater Lake, OR

Average rainfall in March - Crater Lake, OR
  • Average rainfall in March: 7.5"

The wettest month (with the highest rainfall) is December (11.6").
The driest months (with the least rainfall) are July and August (1").

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Average rainfall days in March
Crater Lake, OR

Average rainfall days in March - Crater Lake, OR
  • Average rainfall days in March: 18.2 days

The month with the highest number of rainy days is March (18.2 days).
The month with the least rainy days is July (3.9 days).

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Average snowfall in March
Crater Lake, OR

Average snowfall in March - Crater Lake, OR
  • Average snowfall in March: 73.2"

The month with the highest snowfall is December (91.1").
The month with the least snowfall is August (0").

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Average snowfall days in March
Crater Lake, OR

Average snowfall days in March - Crater Lake, OR
  • Average snowfall days in March: 15.6 days

The month with the highest number of snowfall days is December (16.4 days).
The month with the least snowfall days is August (0 days).

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Average daylight in March /
Average sunshine in March
Crater Lake, OR

Average daylight in March / Average sunshine in March - Crater Lake, OR
  • Average daylight in March: 12h and 0min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in March: 7h

The month with the most sunshine is July (Average sunshine: 12h).
The months with the least sunshine are November and December (Average sunshine: 3h).

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Average UV index in March
Crater Lake, OR

Average UV index in March - Crater Lake, OR
  • Average UV index in March: 4

The months with the highest UV index are June and July (UV index 9).
The month with the lowest UV index is December (UV index 1).

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Crater Lake, Oregon, USA

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