Happys Inn, MT climate
Happys Inn has chilly, snowy winters and pleasant summers, with very little rain. A typical July afternoon reaches 82°, a January night drops to 17°, and about 93 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Happys Inn feels like
Winter
Spring
Summer
Fall
Happys Inn weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 32° | 17° | 1.9" | 17.7" | 15 | 30 | 15° – 31° |
| February | 37° | 18° | 1.6" | 14.2" | 11 | 27 | 15° – 35° |
| March | 46° | 23° | 1.8" | 14.6" | 14 | 27 | 28° – 41° |
| April | 54° | 29° | 1.5" | 5.2" | 12 | 8 | 36° – 48° |
| May | 65° | 36° | 2.0" | 0.5" | 12 | 0 | 46° – 55° |
| June | 71° | 42° | 2.2" | 0.2" | 10 | 0 | 54° – 61° |
| July | 82° | 45° | 0.9" | 0 | 6 | 0 | 56° – 70° |
| August | 81° | 43° | 0.9" | 0 | 5 | 0 | 58° – 66° |
| September | 70° | 37° | 1.2" | 0 | 7 | 0 | 51° – 59° |
| October | 54° | 29° | 2.0" | 3.0" | 12 | 2 | 36° – 47° |
| November | 39° | 23° | 2.6" | 15.4" | 15 | 15 | 24° – 38° |
| December | 31° | 18° | 2.3" | 21.9" | 15 | 28 | 18° – 30° |
| Year | 55° | 30° | 20.9" | 92.7" | 134 | 137 |
“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.
Rain and snow in Happys Inn
Happys Inn gets 21 inches of rain and melted snow a year. November is the wettest month and July the driest. Rain or snow falls on about 134 days a year. Snow covers the ground about 137 days of the year.
A year-round growing season
Heating and cooling a home in Happys Inn
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Happys Inn, 100% of that work is heating and 0% is cooling, so the furnace matters far more than the air conditioner.
Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.
How Happys Inn compares
Compared with every U.S. town and city on TownTapestry, each counted once.
Warmer than it used to be
The last 30 years in Happys Inn averaged 1.3° warmer than the 1900s. The biggest change is in January (+4.1°). The shift is larger than in 56% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Happys Inn’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. February swings the most: between 1991 and 2020 its average temperature ranged from 15° to 35°. June is the most reliable, staying within 8°.
Common questions about Happys Inn’s climate
What is the coldest month in Happys Inn?
January, with a typical high of 32° and a low of 17°.
What is the hottest month in Happys Inn?
July, with a typical high of 82° and a low of 45°. About 5 days a year reach 90°.
How much snow does Happys Inn get?
About 93 inches in a normal winter, most of it in December.
When is the first frost in Happys Inn?
Frost is uncommon. Only 100% of years see a night at 32° or below.
What is the rainiest month in Happys Inn?
November, with 2.6 inches of rain and melted snow. The year totals 21 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Happys Inn itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Libby 32 Sse, MT (8 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.