Frost Dates for SAN DIEGO DE LA UNION, Mexico

Elevation: 2073 m

Frost Dates

Last Spring Frost (50%) iA 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide. February 7
First Fall Frost (50%) iA 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date. December 11
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30% Probability iOnly 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 February 16
First Fall Frost December 5
21.47°N, -100.87°W © OpenStreetMap

Growing Season

308 Days February 7 to December 11

USDA Hardiness Zone iHardiness 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 10a

Avg. annual minimum: −1 to 2°C

Learn more

Köppen Climate iThe Köppen climate classification system categorizes climates based on temperature and precipitation patterns.

BSk Cold Semi-Arid (Steppe)

Cool to cold with low rainfall and wide temperature swings. Common in the western Great Plains and central Asia. Short growing seasons benefit from season extension techniques.

Temperature

15° 25°
12°
High: 20°C
Avg: 12°C
Low: 6°C
Jan
14°
High: 23°C
Avg: 14°C
Low: 8°C
Feb
16°
High: 25°C
Avg: 16°C
Low: 9°C
Mar
19°
High: 27°C
Avg: 19°C
Low: 12°C
Apr
20°
High: 27°C
Avg: 20°C
Low: 13°C
May
19°
High: 25°C
Avg: 19°C
Low: 14°C
Jun
18°
High: 23°C
Avg: 18°C
Low: 14°C
Jul
18°
High: 24°C
Avg: 18°C
Low: 14°C
Aug
17°
High: 22°C
Avg: 17°C
Low: 13°C
Sep
16°
High: 22°C
Avg: 16°C
Low: 11°C
Oct
14°
High: 21°C
Avg: 14°C
Low: 9°C
Nov
13°
High: 21°C
Avg: 13°C
Low: 7°C
Dec
Avg High Avg Temp Avg Low

Precipitation

0 mm 50 mm 100 mm
0 mm
0.0 mm
Jan
5 mm
5.1 mm
Feb
3 mm
2.5 mm
Mar
3 mm
2.5 mm
Apr
33 mm
33.0 mm
May
79 mm
78.7 mm
Jun
104 mm
104.1 mm
Jul
81 mm
81.3 mm
Aug
94 mm
94.0 mm
Sep
36 mm
35.6 mm
Oct
8 mm
7.6 mm
Nov
0 mm
0.0 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec11h11.5h12h12.5h13h13.5h13h12.5h12h11.5h11h10.5h
Jan: 6:35 AM – 5:25 PM · 10h 50m
Feb: 6:21 AM – 5:39 PM · 11h 17m
Mar: 6:04 AM – 5:56 PM · 11h 51m
Apr: 5:45 AM – 6:15 PM · 12h 30m
May: 5:29 AM – 6:31 PM · 13h 02m
Jun: 5:21 AM – 6:39 PM · 13h 18m
Jul: 5:24 AM – 6:36 PM · 13h 11m
Aug: 5:38 AM – 6:22 PM · 12h 44m
Sep: 5:57 AM – 6:03 PM · 12h 07m
Oct: 6:15 AM – 5:45 PM · 11h 29m
Nov: 6:31 AM – 5:29 PM · 10h 57m
Dec: 6:39 AM – 5:21 PM · 10h 42m
Daylight Longest: 13h 19m · Shortest: 10h 41m

Nearby Stations

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