Frost Dates for EL ALTO INTL, Bolivia
Elevation: 4027 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.
October 21
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.
April 4
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
October 31
First Fall Frost
March 19
Hard Freeze (−2°C)
Last Spring Hard Freeze
September 18
First Fall Hard Freeze
May 23
Growing Season
165 Days
October 21 to April 4
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 9a
Avg. annual minimum: −7 to −4°C
Köppen Climate
The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
ET
Tundra
No true summer — the warmest month averages below 10°C (50°F). Growing is limited to hardy greens, root crops, and cold-frames during the brief warm period. Permafrost restricts root depth.
Temperature
-5°
0°
5°
10°
15°
Avg High
Avg Temp
Avg Low
Light Frost (0°C)
Hard Frost (−2°C)
Temperature table
| Month | Avg High | Avg Temp | Avg Low |
|---|---|---|---|
| January | 13° | 8° | 4° |
| February | 13° | 8° | 4° |
| March | 12° | 7° | 4° |
| April | 12° | 7° | 3° |
| May | 12° | 6° | 1° |
| June | 12° | 5° | 0° |
| July | 12° | 5° | -1° |
| August | 12° | 6° | 0° |
| September | 13° | 6° | 1° |
| October | 13° | 8° | 2° |
| November | 14° | 8° | 3° |
| December | 13° | 8° | 4° |
Precipitation
0 mm
50 mm
100 mm
150 mm
Precipitation table
| Month | Precipitation |
|---|---|
| January | 145 |
| February | 122 |
| March | 91 |
| April | 46 |
| May | 0 |
| June | 0 |
| July | 0 |
| August | 3 |
| September | 43 |
| October | 69 |
| November | 69 |
| December | 109 |
Sunrise / Sunset
Daylight
Longest: 12h 59m · Shortest: 11h 01m
Sunrise and sunset table
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 5:33 AM | 6:27 PM | 12h 53m |
| February | 5:44 AM | 6:16 PM | 12h 32m |
| March | 5:57 AM | 6:03 PM | 12h 07m |
| April | 6:11 AM | 5:49 PM | 11h 37m |
| May | 6:23 AM | 5:37 PM | 11h 14m |
| June | 6:29 AM | 5:31 PM | 11h 01m |
| July | 6:27 AM | 5:33 PM | 11h 06m |
| August | 6:17 AM | 5:43 PM | 11h 27m |
| September | 6:03 AM | 5:57 PM | 11h 55m |
| October | 5:49 AM | 6:11 PM | 12h 23m |
| November | 5:36 AM | 6:24 PM | 12h 47m |
| December | 5:31 AM | 6:29 PM | 12h 59m |
Nearby Stations
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