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 fluctuating between 28.2°F (-2.1°C) and 44.8°F (7.1°C).

Temperature

In February, the average high-temperature slightly increases, 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 is 69.9%.

Rainfall

In Boise, during 9 rainfall days, 1" (25.1mm) of precipitation is typically accumulated. Throughout the year, there are 87.6 rainfall days, and 11.7" (297.9mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Boise are January through April, October through December.

Daylight

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

Sunshine

In February, the average sunshine is 5.4h.

UV index

In February, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to the UV radiation for average individuals.
Note: The average daily UV index of 2 in February transform into the following instructions:
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 solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in February in Boise?

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

What is the average humidity in February in Boise?

The average relative humidity in February is 69.9%.

How much does it rain in Boise in February?

In Boise, Idaho, in February, it is raining for 9 days, with typically 1" (25.1mm) of accumulated precipitation.

How many days does it snow in February in Boise?

In Boise, during February, snow falls for 3.2 days and regularly aggregates up to 2.8" (71.1mm) of snow.

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

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

How long on average sun shines in February in Boise?

In Boise, Idaho, the average sunshine in February is 5.4h.

What is the UV index reading in February in Boise?

The average daily maximum UV index in February is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from unprotected exposure to the UV radiation.
Average temperature in February - Boise, ID
  • Average high temperature in February: 7.1°C

The warmest month (with the highest average high temperature) is July (32.9°C).
The month with the lowest average high temperature is December (3.1°C).

  • Average low temperature in February: -2.1°C

The month with the highest average low temperature is July (15.8°C).
The coldest month (with the lowest average low temperature) is December (-4.4°C).

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: 25.1mm

The wettest month (with the highest rainfall) is December (39.4mm).
The driest month (with the lowest rainfall) is August (6.1mm).

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: 71.1mm

The month with the highest snowfall is December (177.8mm).
Months with the lowest snowfall are May, June, July, August and September (0mm).

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).