Boise
Idaho, USA
Long-term weather forecast
Long-term weather forecast

February weather forecast and climate
Boise, ID

The golden fall season in Boise, Idaho, with the tall city buildings
The golden fall season in Boise, Idaho, with the tall city buildings
The last month of the winter, February, is a chilly month in Boise, Idaho, with average temperature varying between 28.2°F (-2.1°C) and 44.8°F (7.1°C).

Temperature

In February, the average high-temperature marginally rises, from a cold 37.8°F (3.2°C) in January, to a chilly 44.8°F (7.1°C). In February, in Boise, the average low-temperature is 28.2°F (-2.1°C).

Humidity

In Boise, the average relative humidity in February is 69.9%.

Rainfall

In Boise, during 9 rainfall days, 1" (25.1mm) of precipitation is typically accumulated. In Boise, during the entire year, the rain falls for 87.6 days and collects up to 11.7" (297.9mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. In February, in Boise, Idaho, it is snowing for 3.2 days. Throughout February, 2.8" (71.1mm) of snow is accumulated. Throughout the year, in Boise, there are 19.4 snowfall days, and 19.2" (487.5mm) of snow is accumulated.

Daylight

The average length of the day in February is 10.5h.

Sunshine

The average sunshine in Boise is 5.4h.

UV index

In Boise, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low health risk from the exposure to the Sun's UV radiation for the average person.
Note: In February, the average maximum UV index of 2 translate into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in February in Boise?

The average high-temperature, in February, in Boise, Idaho, is 44.8°F (7.1°C), while the average low-temperature is 28.2°F (-2.1°C).

What is the average humidity in February in Boise?

In Boise, the average relative humidity in February is 69.9%.

How much does it rain in Boise in February?

In February, in Boise, the rain falls for 9 days. Throughout February, 1" (25.1mm) of precipitation is accumulated.

How many days does it snow in February in Boise?

In Boise, in February, snow falls for 3.2 days, with typically accumulated 2.8" (71.1mm) of snow.

What is the average length of the day in February in Boise?

In Boise, the average length of the day in February is 10.5h.

How many hours of sunshine does Boise have in February?

The average sunshine in February in Boise, Idaho, is 5.4h.

What is the UV index intensity in February in Boise?

In Boise, the average daily maximum UV index in February is 2. A UV Index value of 2, and less, symbolizes a low health risk from the exposure to the Sun's UV rays.
Average temperature in February - Boise, ID
  • Average high temperature in February: 44.7°F

The warmest month (with the highest average high temperature) is July (91.2°F).
The month with the lowest average high temperature is December (37.5°F).

  • Average low temperature in February: 28.3°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is December (24°F).

Average humidity in February - Boise, ID
  • Average humidity in February: 69.9%

The month with the highest relative humidity is January (75%).
The month with the lowest relative humidity is July (36.1%).

Average rainfall in February - Boise, ID
  • Average rainfall in February: 1"

The wettest month (with the highest rainfall) is December (1.6").
The driest month (with the lowest rainfall) is August (0.2").

Average rainfall days in February - Boise, ID
  • Average rainfall days in February: 9 days

The month with the highest number of rainy days is December (11.8 days).
The month with the lowest number of rainy days is August (2.4 days).

Average snowfall in February - Boise, ID
  • Average snowfall in February: 2.8"

The month with the highest snowfall is December (7").
Months with the lowest snowfall are May, June, July, August and September (0").

Average snowfall days in February - Boise, ID
  • Average snowfall days in February: 3.2 days

The month with the highest number of snowfall days is December (6 days).
Months with the lowest number of snowfall days are May, June, July, August and September (0 days).

Average daylight in February / Average sunshine in February - Boise, ID
  • Average daylight in February: 10.5h

The month with the longest days is June (Average daylight: 15.4h).
The month with shortest days is December (Average daylight: 9h).

  • Average sunshine in February: 5.4h

The month with most sunshine is July (Average sunshine: 12.9h).
The month with least sunshine is December (Average sunshine: 3.4h).

Average UV index in February - Boise, ID
  • Average UV index in February: 2

Months with the highest UV index are June and July (UV index 9).
Months with the lowest UV index are January and December (UV index 1).