Frost Dates for Ashcroft, Canada

Based on data from Highland Valley Lornex weather station, 21 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. June 4
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. September 12
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 June 10
First Fall Frost September 2

Hard Freeze (−2°C)

Last Spring Hard Freeze May 9
First Fall Hard Freeze September 25
50.72°N, -121.28°W © OpenStreetMap

Growing Season

100 Days June 4 to September 12

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 5a

Avg. annual minimum: −20 to −15°F (−29 to −26°C)

Learn more

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

Dfc Subarctic

Short, cool summers and long, very cold winters. Growing seasons of 3–4 months require fast-maturing varieties. Root vegetables, potatoes, and cold-hardy greens are the most reliable.

Köppen climate map

Temperature

-10° 0° 10° 20°
-5°
High: -1°C
Avg: -5°C
Low: -9°C
Jan
-3°
High: 2°C
Avg: -3°C
Low: -7°C
Feb
0°
High: 4°C
Avg: 0°C
Low: -5°C
Mar
4°
High: 9°C
Avg: 4°C
Low: -2°C
Apr
8°
High: 14°C
Avg: 8°C
Low: 3°C
May
12°
High: 18°C
Avg: 12°C
Low: 6°C
Jun
16°
High: 22°C
Avg: 16°C
Low: 9°C
Jul
15°
High: 22°C
Avg: 15°C
Low: 8°C
Aug
11°
High: 17°C
Avg: 11°C
Low: 5°C
Sep
5°
High: 10°C
Avg: 5°C
Low: 0°C
Oct
-1°
High: 3°C
Avg: -1°C
Low: -5°C
Nov
-6°
High: -2°C
Avg: -6°C
Low: -10°C
Dec
0°C
−2°C
Avg High Avg Temp Avg Low Light Frost (0°C) Hard Frost (−2°C)

Precipitation

0 mm 20 mm 40 mm
18 mm
17.8 mm
Jan
0 mm
0.0 mm
Feb
3 mm
2.5 mm
Mar
0 mm
0.0 mm
Apr
33 mm
33.0 mm
May
48 mm
48.3 mm
Jun
25 mm
25.4 mm
Jul
20 mm
20.3 mm
Aug
20 mm
20.3 mm
Sep
25 mm
25.4 mm
Oct
41 mm
40.6 mm
Nov
30 mm
30.5 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec8h10h11.5h13.5h15h16h16h14.5h12.5h10.5h8.5h8h
Jan: 7:53 AM – 4:07 PM · 8h 15m
Feb: 7:07 AM – 4:53 PM · 9h 47m
Mar: 6:14 AM – 5:46 PM · 11h 33m
Apr: 5:14 AM – 6:46 PM · 13h 33m
May: 4:23 AM – 7:37 PM · 15h 15m
Jun: 3:54 AM – 8:06 PM · 16h 12m
Jul: 4:06 AM – 7:54 PM · 15h 48m
Aug: 4:51 AM – 7:09 PM · 14h 18m
Sep: 5:49 AM – 6:11 PM · 12h 22m
Oct: 6:47 AM – 5:13 PM · 10h 25m
Nov: 7:40 AM – 4:20 PM · 8h 41m
Dec: 8:06 AM – 3:54 PM · 7h 48m
Daylight Longest: 16h 14m · Shortest: 7h 46m

Nearby Stations

Merritt Stp, Canada May 10 - September 24 Kamloops A, Canada April 25 - October 11 Lytton, Canada April 17 - October 29 Red Lake, Canada May 29 - September 19 Kamloops Pratt Road, Canada April 29 - October 5 Criss Creek, Canada June 19 - August 2

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