February weather forecast
Napa Junction, CA

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Weather in February

The last month of the winter, February, is another refreshing month in Napa Junction, California, with an average temperature varying between 59.4°F (15.2°C) and 42.8°F (6°C).

Temperature

The advent of February observes an average high-temperature of a still moderate 59.4°F (15.2°C), nearly identical to January's 56.3°F (13.5°C). During the nights in February, Napa Junction experiences a consistent average temperature of 42.8°F (6°C).

Humidity

In Napa Junction, the average relative humidity in February is 73%.

Rainfall

The month with the most rainfall in Napa Junction is February, when the rain falls for 7.3 days and typically aggregates up to 2.32" (59mm) of precipitation.

Daylight

The average length of the day in February is 10h and 48min.
On the first day of February, sunrise is at 7:13 am and sunset at 5:31 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 6:01 pm PST.

Sunshine

The average sunshine in February is 6.1h.

UV index

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Napa Junction. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The average daily UV index of 3 in February transforms into the following instructions:
Take precautions - Protection against skin and eye damage is obliged. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are February temperatures in Napa Junction?

The high-temperature in Napa Junction, California, during February is 59.4°F (15.2°C) and the low-temperature is 42.8°F (6°C).

What is the average humidity in February in Napa Junction?

In Napa Junction, California, the average relative humidity in February is 73%.

What is the rainiest month in Napa Junction?

February is the month with the most rainfall in Napa Junction, California. Rain falls for 7.3 days and accumulates 2.32" (59mm) of precipitation.

How much does it rain in Napa Junction in February?

In Napa Junction, California, in February, it is raining for 7.3 days, with typically 2.32" (59mm) of accumulated precipitation.

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

In February, the average day length in Napa Junction, California, is 10h and 48min.

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

In February, on the first day of the month, sunrise is at 7:13 am and sunset at 5:31 pm. On the last day of the month, in Napa Junction, California, sunrise is at 6:40 am and sunset at 6:01 pm PST.

How long on average sun shines in February in Napa Junction?

In Napa Junction, the average sunshine duration in February is 6.1h.

What is the month with the lowest UV index in Napa Junction?

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Napa Junction.

How high is the UV index in February in Napa Junction?

The average daily maximum UV index in February in Napa Junction is 3. A UV Index reading of 3 to 5 represents a medium hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in February
Napa Junction, CA

Average temperature in February - Napa Junction, CA
  • Average high temperature in February: 59.4°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 February: 42.8°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).

Average pressure in February
Napa Junction, CA

Average pressure in February - Napa Junction, CA
  • Average pressure in February: 30.08"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).

Average wind speed in February
Napa Junction, CA

Average wind speed in February - Napa Junction, CA
  • Average wind speed in February: 5.5mph

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).

Average humidity in February
Napa Junction, CA

Average humidity in February - Napa Junction, CA
  • Average humidity in February: 73%

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

Average rainfall in February
Napa Junction, CA

Average rainfall in February - Napa Junction, CA
  • Average rainfall in February: 2.32"

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

Average rainfall days in February
Napa Junction, CA

Average rainfall days in February - Napa Junction, CA
  • Average rainfall days in February: 7.3 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).

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

Average daylight in February / Average sunshine in February - Napa Junction, CA
  • Average daylight in February: 10h and 5min

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 February: 6h and 1min

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).

Average sunshine days in February
Napa Junction, CA

Average sunshine days in February - Napa Junction, CA
  • Average sunshine days in February: 20.4 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).

Average UV index in February
Napa Junction, CA

Average UV index in February - Napa Junction, CA
  • Average UV index in February: 3

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).

Average cloud cover in February
Napa Junction, CA

Average cloud cover in February - Napa Junction, CA
  • Average cloud cover in February: 33

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

Average visibility in February
Napa Junction, CA

Average visibility in February - Napa Junction, CA
  • Average visibility in February: 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).

Napa Junction, California, USA

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