March weather forecast
Walnut, CA

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Weather in March

The first month of the spring, March, is an agreeable month in Walnut, California, with an average temperature varying between 49.3°F (9.6°C) and 69.3°F (20.7°C).

Temperature

Walnut sees the arrival of March with an average high-temperature of an agreeable 69.3°F (20.7°C), indicating a subtle variation from February. Walnut, during the month of March, experiences an average low-temperature of 49.3°F (9.6°C).

Humidity

In March, the average relative humidity is 55%.

Rainfall

In Walnut, during March, the rain falls for 6.6 days and regularly aggregates up to 0.83" (21mm) of precipitation. In Walnut, California, during the entire year, the rain falls for 43.1 days and collects up to 6.89" (175mm) of precipitation.

Daylight

The average length of the day in March is 12h and 0min.
On the first day of March in Walnut, sunrise is at 6:18 am and sunset at 5:48 pm PST. On the last day of the month, sunrise is at 6:38 am and sunset at 7:11 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 March, the average sunshine is 8.9h.

UV index

In Walnut, the average daily maximum UV index in March is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: In March, a regular UV index of 5 translates into these guidelines:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
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Frequently asked questions

What is the temperature in March in Walnut?

The high-temperature during March is 69.3°F (20.7°C) and the low-temperature is 49.3°F (9.6°C).

What is the average humidity in March in Walnut?

In March, the average relative humidity in Walnut, California, is 55%.

How many days does it rain in March in Walnut?

In March, in Walnut, the rain falls for 6.6 days. Throughout March, 0.83" (21mm) of precipitation is accumulated.

How many hours of daylight does Walnut have in March?

In Walnut, California, the average day length in March is 12h and 0min.

When are sunrise and sunset in March in Walnut?

On the first day of March in Walnut, sunrise is at 6:18 am and sunset at 5:48 pm PST. On the last day of the month, sunrise is at 6:38 am and sunset at 7:11 pm PDT.

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

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 Walnut?

The average sunshine duration in March is 8.9h.

How high is the UV index in March in Walnut?

The average daily maximum UV index in March is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in March
Walnut, CA

Average temperature in March - Walnut, CA
  • Average high temperature in March: 69.3°F

The warmest month (with the highest average high temperature) is August (89.2°F).
The month with the lowest average high temperature is December (63.7°F).

  • Average low temperature in March: 49.3°F

The month with the highest average low temperature is August (66.2°F).
The coldest months (with the lowest average low temperature) are February and December (47.7°F).

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Average pressure in March
Walnut, CA

Average pressure in March - Walnut, CA
  • Average pressure in March: 30.02"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

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Average wind speed in March
Walnut, CA

Average wind speed in March - Walnut, CA
  • Average wind speed in March: 5mph

The windiest months (with the highest average wind speed) are April and May (5.7mph).
The calmest month (with the lowest average wind speed) is September (4.5mph).

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Average humidity in March
Walnut, CA

Average humidity in March - Walnut, CA
  • Average humidity in March: 55%

The months with the highest relative humidity are May and June (56%).
The month with the lowest relative humidity is November (45%).

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Average rainfall in March
Walnut, CA

Average rainfall in March - Walnut, CA
  • Average rainfall in March: 0.83"

The wettest month (with the highest rainfall) is December (1.57").
The driest months (with the least rainfall) are June and August (0.04").

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Average rainfall days in March
Walnut, CA

Average rainfall days in March - Walnut, CA
  • Average rainfall days in March: 6.6 days

The month with the highest number of rainy days is March (6.6 days).
The month with the least rainy days is June (1 days).

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Average daylight in March /
Average sunshine in March
Walnut, CA

Average daylight in March / Average sunshine in March - Walnut, CA
  • Average daylight in March: 12h and 0min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in March: 8h and 5min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is February (Average sunshine: 6h and 48min).

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Average sunshine days in March
Walnut, CA

Average sunshine days in March - Walnut, CA
  • Average sunshine days in March: 24.3 days

The month with the most sunshine days is June (28.6 days).
The month with the least sunshine days is February (22 days).

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Average UV index in March
Walnut, CA

Average UV index in March - Walnut, CA
  • Average UV index in March: 5

The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 4).

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Average cloud cover in March
Walnut, CA

Average cloud cover in March - Walnut, CA
  • Average cloud cover in March: 21

The months with the most cloud cover are February, March and December (Cloud cover 21).
The month with the least cloud cover is August (Cloud cover 5).

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Average visibility in March
Walnut, CA

Average visibility in March - Walnut, CA
  • 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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Walnut, California, USA

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