Robie Creek, ID climate
Robie Creek has chilly, snowy winters and warm summers, with very little rain. A typical July afternoon reaches 89°, a January night drops to 24°, and about 57 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Robie Creek feels like
Winter
Spring
Summer
Fall
Robie Creek 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 | 37° | 24° | 3.2" | 14.0" | 14 | 19 | 21° – 37° |
| February | 43° | 27° | 2.2" | 9.2" | 12 | 13 | 28° – 41° |
| March | 51° | 31° | 2.3" | 6.6" | 13 | 4 | 36° – 47° |
| April | 58° | 36° | 1.9" | 2.4" | 11 | 0 | 41° – 52° |
| May | 68° | 43° | 1.9" | 0.7" | 11 | 0 | 49° – 61° |
| June | 77° | 49° | 1.1" | 0.1" | 7 | 0 | 58° – 71° |
| July | 89° | 57° | 0.3" | 0 | 4 | 0 | 62° – 79° |
| August | 87° | 56° | 0.3" | 0 | 3 | 0 | 66° – 75° |
| September | 77° | 48° | 0.6" | 0 | 5 | 0 | 58° – 67° |
| October | 62° | 38° | 1.4" | 0.4" | 8 | 0 | 42° – 57° |
| November | 46° | 30° | 2.5" | 7.3" | 12 | 6 | 30° – 44° |
| December | 37° | 24° | 3.4" | 16.7" | 14 | 18 | 23° – 35° |
| Year | 61° | 38° | 21.2" | 57.4" | 111 | 60 |
“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 Robie Creek
Robie Creek gets 21 inches of rain and melted snow a year. December is the wettest month and August the driest. Rain or snow falls on about 111 days a year. Snow covers the ground about 60 days of the year.
About 147 frost-free days a year
In half of years the last 32° night comes by May 17 and the first one by October 12. That leaves about 147 frost-free days for gardens, shorter than 83% of U.S. towns.
Heating and cooling a home in Robie Creek
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Robie Creek, 90% of that work is heating and 10% 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 Robie Creek 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 Robie Creek averaged 1.1° warmer than the 1900s. The biggest change is in January (+2.6°). The shift is smaller than in 65% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Robie Creek’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. July swings the most: between 1991 and 2020 its average temperature ranged from 62° to 79°. August is the most reliable, staying within 9°.
Common questions about Robie Creek’s climate
What is the coldest month in Robie Creek?
January, with a typical high of 37° and a low of 24°.
What is the hottest month in Robie Creek?
July, with a typical high of 89° and a low of 57°. About 29 days a year reach 90°.
How much snow does Robie Creek get?
About 57 inches in a normal winter, most of it in December.
When is the first frost in Robie Creek?
In half of years the first 32° night comes by October 12, and the last spring frost by May 17.
What is the rainiest month in Robie Creek?
December, with 3.4 inches of rain and melted snow. The year totals 21 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Robie Creek itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Boise 7 N, ID (11 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.