Frost Dates for SOG XIAN, China
Elevation: 4015 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 13
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 1
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 18
First Fall Frost
August 15
Hard Freeze (−2°C)
Last Spring Hard Freeze
June 5
First Fall Hard Freeze
September 23
Growing Season
80 Days
June 13 to September 1
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 4b
Avg. annual minimum: −32 to −29°C
Köppen Climate
The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
Dwc
Subarctic (Dry Winter)
Short summers and long, extremely cold, dry winters. Among the most challenging climates for gardening. Only the hardiest, fastest-maturing crops succeed.
Temperature
-25°
-10°
5°
20°
Avg High
Avg Temp
Avg Low
Light Frost (0°C)
Hard Frost (−2°C)
Temperature table
| Month | Avg High | Avg Temp | Avg Low |
|---|---|---|---|
| January | -11° | -17° | -23° |
| February | -8° | -13° | -19° |
| March | -4° | -9° | -15° |
| April | 1° | -4° | -10° |
| May | 8° | 2° | -4° |
| June | 14° | 8° | 3° |
| July | 17° | 11° | 6° |
| August | 17° | 11° | 6° |
| September | 14° | 8° | 3° |
| October | 3° | -3° | -9° |
| November | -8° | -14° | -20° |
| December | -11° | -17° | -23° |
Precipitation
0 mm
50 mm
100 mm
150 mm
Precipitation table
| Month | Precipitation |
|---|---|
| January | 0 |
| February | 0 |
| March | 0 |
| April | 10 |
| May | 74 |
| June | 135 |
| July | 165 |
| August | 145 |
| September | 130 |
| October | 71 |
| November | 0 |
| December | 0 |
Sunrise / Sunset
Daylight
Longest: 14h 05m · Shortest: 9h 55m
Sunrise and sunset table
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 6:56 AM | 5:04 PM | 10h 08m |
| February | 6:34 AM | 5:26 PM | 10h 52m |
| March | 6:07 AM | 5:53 PM | 11h 46m |
| April | 5:36 AM | 6:24 PM | 12h 47m |
| May | 5:11 AM | 6:49 PM | 13h 38m |
| June | 4:58 AM | 7:02 PM | 14h 04m |
| July | 5:03 AM | 6:57 PM | 13h 54m |
| August | 5:25 AM | 6:35 PM | 13h 10m |
| September | 5:54 AM | 6:06 PM | 12h 11m |
| October | 6:24 AM | 5:36 PM | 11h 12m |
| November | 6:50 AM | 5:10 PM | 10h 20m |
| December | 7:02 AM | 4:58 PM | 9h 55m |
Nearby Stations
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