Frost Dates for Saline, MI

Based on data from Saline Wwtp weather station, 0 miles away

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. May 2
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. October 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 May 8
First Fall Frost October 5

Hard Freeze (28°F)

Last Spring Hard Freeze April 21
First Fall Hard Freeze October 24
42.17°N, -83.78°W © OpenStreetMap

Growing Season

162 Days May 2 to October 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 5b

Avg. annual minimum: −15 to −10°F (−26 to −23°C)

Learn more

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

Dfa Hot-Summer Continental

Hot summers and cold winters with year-round precipitation. Moderate growing season supports warm-season crops like tomatoes, peppers, and corn. Winter protection extends the harvest.

Köppen climate map

Temperature

10° 30° 50° 70° 90°
24°
High: 33°F
Avg: 24°F
Low: 15°F
Jan
26°
High: 36°F
Avg: 26°F
Low: 16°F
Feb
34°
High: 46°F
Avg: 34°F
Low: 23°F
Mar
47°
High: 59°F
Avg: 47°F
Low: 34°F
Apr
58°
High: 71°F
Avg: 58°F
Low: 45°F
May
68°
High: 81°F
Avg: 68°F
Low: 55°F
Jun
72°
High: 85°F
Avg: 72°F
Low: 59°F
Jul
70°
High: 83°F
Avg: 70°F
Low: 57°F
Aug
62°
High: 75°F
Avg: 62°F
Low: 49°F
Sep
50°
High: 63°F
Avg: 50°F
Low: 38°F
Oct
38°
High: 49°F
Avg: 38°F
Low: 28°F
Nov
29°
High: 37°F
Avg: 29°F
Low: 21°F
Dec
32°F
28°F
Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)

Precipitation

0" 1" 2" 3" 3.7"
2.1"
2.15"
Jan
2.2"
2.24"
Feb
3.0"
3.05"
Mar
3.3"
3.33"
Apr
3.7"
3.71"
May
3.5"
3.49"
Jun
3.1"
3.13"
Jul
2.1"
2.09"
Aug
1.6"
1.63"
Sep
2.4"
2.36"
Oct
1.9"
1.95"
Nov
1.7"
1.70"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec9h10.5h11.5h13h14.5h15h15h13.5h12.5h11h9.5h9h
Jan: 7:23 AM – 4:37 PM · 9h 15m
Feb: 6:49 AM – 5:11 PM · 10h 21m
Mar: 6:10 AM – 5:50 PM · 11h 40m
Apr: 5:25 AM – 6:35 PM · 13h 09m
May: 4:48 AM – 7:12 PM · 14h 24m
Jun: 4:28 AM – 7:32 PM · 15h 04m
Jul: 4:36 AM – 7:24 PM · 14h 47m
Aug: 5:09 AM – 6:51 PM · 13h 43m
Sep: 5:52 AM – 6:08 PM · 12h 16m
Oct: 6:35 AM – 5:25 PM · 10h 50m
Nov: 7:13 AM – 4:47 PM · 9h 33m
Dec: 7:32 AM – 4:28 PM · 8h 56m
Daylight Longest: 15h 05m · Shortest: 8h 55m

Nearby Stations

Saline 4sw, MIMay 2 - October 11 Ann Arbor Muni AP, MI May 8 - October 4 Ann Arbor Se, MI May 5 - October 10 Milan Wwtp, MI April 26 - October 19 Milan 4 Ese, MIMay 3 - October 10 Ann Arbor U Of Mich, MI May 3 - October 13

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