Frost Dates for Picabo, ID
Elevation: 1475 m
Frost Dates
Last Spring Frost (50%) A 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide.
June 16
First Fall Frost (50%) A 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date.
September 9
30% Probability
Only a 30% chance of frost remaining by this date. Use these dates for a safer planting window, especially for tender plants sensitive to cold.
Last Spring Frost
June 22
First Fall Frost
September 3
Hard Freeze (28°F)
Last Spring Hard Freeze
June 2
First Fall Hard Freeze
September 23
Growing Season
85 Days
June 16 to September 9
USDA Hardiness Zone
Hardiness zones indicate which perennial plants can survive winter in your area. For annual vegetables, frost dates and growing season length matter more than hardiness zone.Zone 5b
Avg. annual minimum: −15 to −10°F
Köppen Climate
The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
Dsb
Warm-Summer Continental (Dry Summer)
Warm, dry summers and cold, snowy winters. Common in mountain regions. Moderate growing season with irrigation needs in summer.
Temperature
0°
30°
60°
90°
Avg High
Avg Temp
Avg Low
Light Frost (32°F)
Hard Frost (28°F)
Temperature table
| Month | Avg High | Avg Temp | Avg Low |
|---|---|---|---|
| January | 32° | 19° | 7° |
| February | 36° | 23° | 10° |
| March | 47° | 33° | 19° |
| April | 57° | 41° | 25° |
| May | 67° | 51° | 34° |
| June | 76° | 58° | 39° |
| July | 87° | 67° | 46° |
| August | 86° | 65° | 45° |
| September | 76° | 57° | 37° |
| October | 61° | 44° | 27° |
| November | 45° | 31° | 18° |
| December | 32° | 21° | 9° |
Precipitation
0"
2"
4"
5.5"
Precipitation table
| Month | Precipitation |
|---|---|
| January | 5.5 |
| February | 4.3 |
| March | 4.5 |
| April | 4.1 |
| May | 4.6 |
| June | 3.0 |
| July | 0.0 |
| August | 0.0 |
| September | 1.9 |
| October | 4.6 |
| November | 3.6 |
| December | 4.7 |
Sunrise / Sunset
Daylight
Longest: 15h 13m · Shortest: 8h 47m
Sunrise and sunset table
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:26 AM | 4:34 PM | 9h 08m |
| February | 6:51 AM | 5:09 PM | 10h 17m |
| March | 6:11 AM | 5:49 PM | 11h 39m |
| April | 5:24 AM | 6:36 PM | 13h 12m |
| May | 4:45 AM | 7:15 PM | 14h 30m |
| June | 4:24 AM | 7:36 PM | 15h 12m |
| July | 4:33 AM | 7:27 PM | 14h 55m |
| August | 5:07 AM | 6:53 PM | 13h 47m |
| September | 5:52 AM | 6:08 PM | 12h 17m |
| October | 6:37 AM | 5:23 PM | 10h 47m |
| November | 7:16 AM | 4:44 PM | 9h 27m |
| December | 7:36 AM | 4:24 PM | 8h 48m |
Nearby Stations
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