March weather forecast
Napa Junction, CA

englishespañol中文
Share

Weather in March

March, the first month of the spring in Napa Junction, is a refreshing month, with temperature in the range of an average high of 61.3°F (16.3°C) and an average low of 44.1°F (6.7°C).

Temperature

The shift into March uncovers an average high-temperature of a comfortable 61.3°F (16.3°C), subtly different from the previous month. In March, Napa Junction reports a consistent average low-temperature of 44.1°F (6.7°C) during the nights.

Humidity

With an average relative humidity of 75%, March is the most humid month in Napa Junction.

Rainfall

In Napa Junction, in March, during 11.9 rainfall days, 1.81" (46mm) of precipitation is typically accumulated. In Napa Junction, during the entire year, the rain falls for 68.2 days and collects up to 11.93" (303mm) of precipitation.

Daylight

The average length of the day in March is 11h and 59min.
On the first day of the month, sunrise is at 6:39 am and sunset at 6:02 pm PST. On the last day of March, sunrise is at 6:54 am and sunset at 7:31 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 in Napa Junction is 7.7h.

UV index

In March, the average daily maximum UV index in Napa Junction, California, is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum UV index, 4 during March, leads to the following recommendations:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Always opt for UVA and UVB-resistant sunglasses on radiant days.
[Resources]

Frequently asked questions

What are the temperatures in Napa Junction in March?

The average high-temperature and low-temperature during March are 61.3°F (16.3°C) and 44.1°F (6.7°C) respectively.

What is the most humid month in Napa Junction?

The most humid month in Napa Junction is March, with an average relative humidity of 75%.

What is the average humidity in March in Napa Junction?

In March, the average relative humidity in Napa Junction is 75%.

How much does it rain in Napa Junction in March?

In Napa Junction, during March, the rain falls for 11.9 days and regularly aggregates up to 1.81" (46mm) of precipitation.

What is the average length of the day in March in Napa Junction?

The average day length in March in Napa Junction is 11h and 59min.

What time are sunrise and sunset in March in Napa Junction?

On the first day of March in Napa Junction, California, sunrise is at 6:39 am and sunset at 6:02 pm PST. On the last day of the month, sunrise is at 6:54 am and sunset at 7:31 pm PDT.

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

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 Napa Junction have in March?

The average sunshine duration in March in Napa Junction, California, is 7.7h.

What is the UV index intensity in March in Napa Junction?

The average daily maximum UV index in March is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
Napa Junction, CA

Average temperature in March - Napa Junction, CA
  • Average high temperature in March: 61.3°F

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is December (54.9°F).

  • Average low temperature in March: 44.1°F

The month with the highest average low temperature is August (56.5°F).
The coldest months (with the lowest average low temperature) are January and December (42.3°F).

[Resources]

Average pressure in March
Napa Junction, CA

Average pressure in March - Napa Junction, CA
  • Average pressure in March: 30.07"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

[Resources]

Average wind speed in March
Napa Junction, CA

Average wind speed in March - Napa Junction, CA
  • Average wind speed in March: 5.7mph

The windiest month (with the highest average wind speed) is May (6.6mph).
The calmest month (with the lowest average wind speed) is November (4.5mph).

[Resources]

Average humidity in March
Napa Junction, CA

Average humidity in March - Napa Junction, CA
  • Average humidity in March: 75%

The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is September (58%).

[Resources]

Average rainfall in March
Napa Junction, CA

Average rainfall in March - Napa Junction, CA
  • Average rainfall in March: 1.81"

The wettest month (with the highest rainfall) is February (2.32").
The driest months (with the least rainfall) are July and August (0.04").

[Resources]

Average rainfall days in March
Napa Junction, CA

Average rainfall days in March - Napa Junction, CA
  • Average rainfall days in March: 11.9 days

The month with the highest number of rainy days is March (11.9 days).
The month with the least rainy days is August (0.9 days).

[Resources]

Average daylight in March /
Average sunshine in March
Napa Junction, CA

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

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in March: 7h and 4min

The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

[Resources]

Average sunshine days in March
Napa Junction, CA

Average sunshine days in March - Napa Junction, CA
  • Average sunshine days in March: 18.3 days

The months with the most sunshine days are July and August (29.1 days).
The month with the least sunshine days is March (18.3 days).

[Resources]

Average UV index in March
Napa Junction, CA

Average UV index in March - Napa Junction, CA
  • Average UV index in March: 4

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).

[Resources]

Average cloud cover in March
Napa Junction, CA

Average cloud cover in March - Napa Junction, CA
  • Average cloud cover in March: 37

The month with the most cloud cover is March (Cloud cover 37).
The month with the least cloud cover is July (Cloud cover 7).

[Resources]

Average visibility in March
Napa Junction, CA

Average visibility in March - Napa Junction, 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).

[Resources]

Napa Junction, California, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location