Frost Dates for Altamont, BC

Based on data from West Vancouver Aut weather station, 1 miles away

Elevation: 37 m

Frost Dates

Last Spring Frost (50%) March 18

First Fall Frost (50%) November 19

30% Probability

Last Spring Frost March 31

First Fall Frost November 11

Hard Freeze (−2°C)

Last Spring Hard Freeze February 16

First Fall Hard Freeze December 2

49.34°N, 123.20°W © OpenStreetMap

Growing Season

246 Days March 18 to November 19

USDA Hardiness Zone

Zone 8b

Avg. annual minimum: −9 to −7°C

Learn more

Köppen Climate

Cfb Oceanic (Marine West Coast)

Mild year-round with cool summers and wet winters. Excellent for cool-season crops like brassicas, peas, and root vegetables. Extended harvest seasons but summer heat-loving crops may struggle.

Köppen climate map

Temperature

0° 10° 20°

4°

Jan

5°

Feb

7°

Mar

9°

Apr

13°

May

16°

Jun

18°

Jul

19°

Aug

16°

Sep

11°

Oct

6°

Nov

4°

Dec

Avg High Avg Temp Avg Low

Temperature table

Average monthly temperatures (°C)
Month	Avg High	Avg Temp	Avg Low
January	7°	4°	2°
February	8°	5°	2°
March	10°	7°	3°
April	14°	9°	5°
May	18°	13°	9°
June	20°	16°	11°
July	23°	18°	13°
August	23°	19°	14°
September	20°	16°	11°
October	14°	11°	7°
November	9°	6°	4°
December	6°	4°	1°

Precipitation

0 mm 100 mm 200 mm 300 mm

279 mm

Jan

155 mm

Feb

216 mm

Mar

140 mm

Apr

102 mm

May

79 mm

Jun

46 mm

Jul

46 mm

Aug

94 mm

Sep

206 mm

Oct

310 mm

Nov

287 mm

Dec

Precipitation table

Average monthly precipitation (millimeters)
Month	Precipitation
January	279
February	155
March	216
April	140
May	102
June	79
July	46
August	46
September	94
October	206
November	310
December	287

Sunrise / Sunset

Jan: 8:10 AM – 4:34 PM · 8h 24m

Feb: 7:31 AM – 5:24 PM · 9h 52m

Mar: 7:36 AM – 7:09 PM · 11h 34m

Apr: 6:29 AM – 7:58 PM · 13h 29m

May: 5:36 AM – 8:42 PM · 15h 07m

Jun: 5:12 AM – 9:14 PM · 16h 01m

Jul: 5:29 AM – 9:08 PM · 15h 39m

Aug: 6:11 AM – 8:23 PM · 14h 13m

Sep: 6:57 AM – 7:18 PM · 12h 21m

Oct: 7:43 AM – 6:13 PM · 10h 29m

Nov: 7:33 AM – 4:23 PM · 8h 49m

Dec: 8:09 AM – 4:08 PM · 7h 59m

Daylight Pacific Time (PT) Longest: 16h 03m · Shortest: 7h 57m

Sunrise and sunset table

Sunrise, sunset, and daylight on the 15th of each month (Pacific Time (PT))
Month	Sunrise	Sunset	Daylight
January	8:10 AM	4:34 PM	8h 24m
February	7:31 AM	5:24 PM	9h 52m
March	7:36 AM	7:09 PM	11h 34m
April	6:29 AM	7:58 PM	13h 29m
May	5:36 AM	8:42 PM	15h 07m
June	5:12 AM	9:14 PM	16h 01m
July	5:29 AM	9:08 PM	15h 39m
August	6:11 AM	8:23 PM	14h 13m
September	6:57 AM	7:18 PM	12h 21m
October	7:43 AM	6:13 PM	10h 29m
November	7:33 AM	4:23 PM	8h 49m
December	8:09 AM	4:08 PM	7h 59m

Nearby Stations

Point Atkinson, BC February 25 - November 17 Vancouver Harbour Cs, BC February 20 - November 23 N Vanc Grouse Mtn Resort, BC May 15 - October 11 Howe Sound - Pam Rocks, BC February 19 - December 3 Vancouver Int'L A, BC March 19 - November 10 N Van Seymour Hatchery, BC April 11 - November 8

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