Contents
- Weather in February
- Frequently asked questions
- Average temperature in February
- Average pressure in February
- Average wind speed in February
- Average humidity in February
- Average rainfall in February
- Average rainfall days in February
- Average daylight in February
- Average sunshine in February
- Average sunshine days in February
- Average UV index in February
- Average cloud cover in February
- Average visibility in February
Weather in February
Temperature
February's beginning signals an average high-temperature of a still mild 59.2°F (15.1°C), barely different from January's 56.5°F (13.6°C). In February, Port Costa reports a consistent average low-temperature of 44.1°F (6.7°C) during the nights.Humidity
The average relative humidity in February is 73%.Rainfall
The month with the most rainfall is February, when the rain falls for 6.8 days and typically aggregates up to 1.14" (29mm) of precipitation.Daylight
In Port Costa, the average length of the day in February is 10h and 49min.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 6.2h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: In February, the maximum UV index of 3 suggests these recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are February temperatures?
What is the average humidity in February?
What is the wettest month?
How many days does it rain in February?
What is the average length of the day in February?
What time are sunrise and sunset in February?
How long on average sun shines in February?
What is the month with the lowest UV index?
How high is the UV index in February?
Average temperature in February
Port Costa, CA
- Average high temperature in February: 59.2°F
The warmest months (with the highest average high temperature) are July and September (80.1°F).
The month with the lowest average high temperature is December (55.4°F).
- Average low temperature in February: 44.1°F
The month with the highest average low temperature is August (56.5°F).
The coldest month (with the lowest average low temperature) is January (43°F).
Average pressure in February
Port Costa, 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
Port Costa, CA
- Average wind speed in February: 5.7mph
The windiest month (with the highest average wind speed) is May (7.1mph).
The calmest month (with the lowest average wind speed) is November (4.6mph).
Average humidity in February
Port Costa, CA
- Average humidity in February: 73%
The month with the highest relative humidity is March (75%).
The months with the lowest relative humidity are September and October (60%).
Average rainfall in February
Port Costa, CA
- Average rainfall in February: 1.14"
The wettest month (with the highest rainfall) is February (1.14").
The driest months (with the least rainfall) are July and August (0.04").
Average rainfall days in February
Port Costa, CA
- Average rainfall days in February: 6.8 days
The month with the highest number of rainy days is March (10.2 days).
The month with the least rainy days is August (0.9 days).
Average daylight in February /
Average sunshine in February
Port Costa, 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 month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in February
Port Costa, CA
- Average sunshine days in February: 20.1 days
The month with the most sunshine days is July (27.2 days).
The month with the least sunshine days is March (18.8 days).
Average UV index in February
Port Costa, CA
- Average UV index in February: 3
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in February
Port Costa, 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 9).
Average visibility in February
Port Costa, 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).
Port Costa, California, USA
Weather forecast for your location
2. Allow the app to use your location