Boise, ID weather in February
In February, Boise sees highs around 46°F and lows around 29°F: chilly, with some rain and some snow. Rain or snow falls on about 9 days. Snowfall averages about 3.3 in.
- Normal high
- 46°F
- Normal low
- 29°F
- Wet days
- 9
- 1.0 in total
- Snowfall
- 3.3 in
- snow on the ground 3 days
How February changes from start to finish
| February 1 | February 28 | |
|---|---|---|
| Normal high | 42°F | 51°F |
| Normal low | 27°F | 32°F |
| Chance of a wet day | 33% | 33% |
| Sunrise / sunset | 8:01 am / 5:55 pm | 7:22 am / 6:31 pm |
| Daylight | 9.9 h | 11.2 h |
Chance of a wet day: average for the first and last 7 days of the month. Times are local clock time (Mountain Time).
A typical February day
- 6 am32°Fdew point 26°F
- 9 am33°Fdew point 26°F
- Noon40°Fdew point 27°F
- 3 pm44°Fdew point 27°F
- 6 pm42°Fdew point 27°F
- 9 pm37°Fdew point 27°F
NOAA hourly normals (local standard time) from Boise Air Terminal (4 mi away); average wind 8 mph; clear or few clouds in 52% of daytime hours, mostly cloudy or overcast in 42%.
What kind of days to expect
- Comfortable dayshigh 65-80°F and dew point under 60°F0 of 28
- Hot dayshigh 90°F or more0 of 28
- Muggy daysdaily mean dew point 65°F or more0 of 28
- Wet daysat least 0.01 in of rain or melted snow9 of 28
- Notable rainat least 0.10 in4 of 28
- Freezing nightslow 32°F or below20 of 28
- Snow on the groundsnow depth 1 in or more3 of 28
Average days per February, counted from daily records for each year 1991-2020.
Rain and snow in February
Normal precipitation is 1.0 in; a dry February brings about 0.5 in and a wet one about 1.3 in (25th and 75th percentiles). Days with half an inch or more are rare. Normal snowfall is 3.3 in, with about 1 day of an inch or more.
How February varies from year to year
- Warmest February, 1991-20202015: average high 53°F
- Coolest February1993: average high 36°F
- Wettest February2019: 3.7 in
- Driest February1997: 0.2 in
- Highest reading71°F (February 29, 1992)
- Lowest reading1°F (February 3, 1996)
From the station's daily records with NOAA quality flags removed; most recent date shown when a reading repeats.
February compared with January and March
| January | February | March | |
|---|---|---|---|
| Normal high | 39°F | 46°F | 56°F |
| Normal low | 26°F | 29°F | 35°F |
| Wet days | 11 | 9 | 10 |
| Comfortable days | 0 | 0 | 4 |
| Daylight | 9.4 h | 10.5 h | 11.9 h |
Highs change by +7°F from January and +10°F into March.
Nearby alternatives in February
- Cooler: Sun Valley, ID93 mi · high 35°F · 9 wet days
How Boise ranks in February
- Normal high234th warmest of 378 cities; 1st of 2 in Idaho
- Wet days203rd driest of 378
- Comfortable days253rd most of 340
What to pack for Boise in February
- A warm jacket – lows near 29°F, highs near 46°F
- A rain jacket or umbrella – rain or snow on about 9 days
- Waterproof boots – about 3.3 in of snow in a typical year
- A hat and gloves – about 20 freezing nights
Heating and cooling
February has 770 heating degree days and 0 cooling degree days (base 65°F), 12% of the year's total heating and cooling demand.
Questions
How cold is Boise in February?
The normal high is 46°F and the normal low is 29°F. From 1991 to 2020 the coldest February reading was 1°F (February 3, 1996).
Does it rain a lot in Boise in February?
About 9 days in February have at least 0.01 in of precipitation, and the normal total is 1.0 in. The wettest February in 1991-2020 was in 2019 (3.7 in); the driest was in 1997 (0.2 in).
Does it snow in Boise in February?
Yes. Normal snowfall in February is 3.3 in, and snow covers the ground on about 3 days.
Is February a good time to visit Boise?
February ranks 10th of 12 months on our comfort score for Boise (41 out of 100). It has almost no comfortable days. The best month is May.
Where the numbers come from
- Temperature, rain, snowfall, snow depth, frost dates, humidity and wind by hour and cloud cover: Boise Air Terminal (USW00024131), 3.7 mi SSW of the city center, 2,814 ft (114 ft higher than the city). NOAA normals and daily records, 1991-2020.
- Daily humidity and wind: Boise Air Terminal/Gowen Fd Airport (726810-24131), 3.7 mi SSW of the city center, 2,823 ft (123 ft higher than the city). Hourly observations, 1991-2020.