Frost Dates for HAMEDAN, Iran
Elevation: 1752 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.
April 7
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.
November 14
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
April 13
First Fall Frost
November 10
Hard Freeze (−2°C)
Last Spring Hard Freeze
March 27
First Fall Hard Freeze
November 23
Growing Season
221 Days
April 7 to November 14
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 7a
Avg. annual minimum: −18 to −15°C
Köppen Climate
The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
Dsa
Hot-Summer Continental (Dry Summer)
Hot, dry summers and cold, wet winters. A continental version of Mediterranean climate. Summer irrigation is essential; cold-hardy crops grow well in the wet season.
Temperature
-10°
5°
20°
35°
Avg High
Avg Temp
Avg Low
Light Frost (0°C)
Hard Frost (−2°C)
Temperature table
| Month | Avg High | Avg Temp | Avg Low |
|---|---|---|---|
| January | 4° | -2° | -7° |
| February | 6° | 0° | -5° |
| March | 12° | 6° | 0° |
| April | 18° | 12° | 5° |
| May | 25° | 18° | 10° |
| June | 32° | 24° | 16° |
| July | 35° | 28° | 20° |
| August | 35° | 28° | 20° |
| September | 30° | 22° | 15° |
| October | 22° | 15° | 9° |
| November | 13° | 7° | 2° |
| December | 7° | 1° | -3° |
Precipitation
0 mm
20 mm
40 mm
60 mm
80 mm
Precipitation table
| Month | Precipitation |
|---|---|
| January | 46 |
| February | 56 |
| March | 74 |
| April | 76 |
| May | 30 |
| June | 0 |
| July | 0 |
| August | 0 |
| September | 0 |
| October | 15 |
| November | 51 |
| December | 46 |
Sunrise / Sunset
Daylight
Longest: 14h 21m · Shortest: 9h 39m
Sunrise and sunset table
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:03 AM | 4:57 PM | 9h 54m |
| February | 6:38 AM | 5:22 PM | 10h 44m |
| March | 6:08 AM | 5:52 PM | 11h 44m |
| April | 5:33 AM | 6:27 PM | 12h 53m |
| May | 5:05 AM | 6:55 PM | 13h 50m |
| June | 4:50 AM | 7:10 PM | 14h 20m |
| July | 4:56 AM | 7:04 PM | 14h 07m |
| August | 5:21 AM | 6:39 PM | 13h 19m |
| September | 5:54 AM | 6:06 PM | 12h 12m |
| October | 6:27 AM | 5:33 PM | 11h 06m |
| November | 6:56 AM | 5:04 PM | 10h 08m |
| December | 7:10 AM | 4:50 PM | 9h 40m |
Nearby Stations
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