Frost Dates for OSAKA, Japan
Elevation: 24 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.
March 6
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.
December 21
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
March 12
First Fall Frost
December 16
Growing Season
290 Days
March 6 to December 21
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 9b
Avg. annual minimum: −4 to −1°C
Köppen Climate
The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
Cfa
Humid Subtropical
Hot, humid summers and mild winters with rain year-round. Long growing seasons support a wide variety of vegetables, fruits, and ornamentals. The most common climate in the eastern US.
Temperature
0°
10°
20°
30°
Avg High
Avg Temp
Avg Low
Temperature table
| Month | Avg High | Avg Temp | Avg Low |
|---|---|---|---|
| January | 8° | 4° | 1° |
| February | 9° | 5° | 1° |
| March | 13° | 8° | 4° |
| April | 18° | 14° | 10° |
| May | 23° | 19° | 15° |
| June | 26° | 22° | 19° |
| July | 30° | 26° | 23° |
| August | 31° | 27° | 24° |
| September | 27° | 24° | 21° |
| October | 22° | 18° | 15° |
| November | 16° | 12° | 9° |
| December | 11° | 7° | 4° |
Precipitation
0 mm
50 mm
100 mm
150 mm
200 mm
Precipitation table
| Month | Precipitation |
|---|---|
| January | 48 |
| February | 69 |
| March | 109 |
| April | 117 |
| May | 147 |
| June | 191 |
| July | 193 |
| August | 114 |
| September | 165 |
| October | 157 |
| November | 74 |
| December | 66 |
Sunrise / Sunset
Daylight
Longest: 14h 20m · Shortest: 9h 40m
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 | 5:34 AM | 6:26 PM | 12h 53m |
| May | 5:05 AM | 6:55 PM | 13h 49m |
| June | 4:50 AM | 7:10 PM | 14h 19m |
| 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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