Frost Dates for Whitbourne, NL

Elevation: 58 m

Frost Dates

Last Spring Frost (50%) June 9

First Fall Frost (50%) September 23

30% Probability

Last Spring Frost June 17

First Fall Frost September 13

Hard Freeze (−2°C)

Last Spring Hard Freeze May 14

First Fall Hard Freeze October 19

47.42°N, 53.53°W © OpenStreetMap

Growing Season

106 Days June 9 to September 23

USDA Hardiness Zone

Zone 5b

Avg. annual minimum: −26 to −23°C

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Köppen Climate

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°

-4°

Jan

-5°

Feb

-2°

Mar

3°

Apr

7°

May

11°

Jun

16°

Jul

17°

Aug

13°

Sep

8°

Oct

3°

Nov

-1°

Dec

0°C

−2°C

Avg High Avg Temp Avg Low Light Frost (0°C) Hard Frost (−2°C)

Temperature table

Average monthly temperatures (°C)
Month	Avg High	Avg Temp	Avg Low
January	0°	-4°	-9°
February	0°	-5°	-9°
March	3°	-2°	-6°
April	7°	3°	-2°
May	12°	7°	2°
June	17°	11°	6°
July	21°	16°	11°
August	21°	17°	12°
September	18°	13°	8°
October	12°	8°	4°
November	7°	3°	-1°
December	3°	-1°	-5°

Precipitation

0 mm 50 mm 100 mm 150 mm 200 mm

191 mm

Jan

165 mm

Feb

142 mm

Mar

114 mm

Apr

97 mm

May

107 mm

Jun

127 mm

Jul

122 mm

Aug

145 mm

Sep

178 mm

Oct

168 mm

Nov

193 mm

Dec

Precipitation table

Average monthly precipitation (millimeters)
Month	Precipitation
January	191
February	165
March	142
April	114
May	97
June	107
July	127
August	122
September	145
October	178
November	168
December	193

Sunrise / Sunset

Jan: 7:40 AM – 4:20 PM · 8h 40m

Feb: 6:60 AM – 5:00 PM · 10h 01m

Mar: 6:12 AM – 5:48 PM · 11h 35m

Apr: 5:18 AM – 6:42 PM · 13h 23m

May: 4:33 AM – 7:27 PM · 14h 54m

Jun: 4:08 AM – 7:52 PM · 15h 44m

Jul: 4:18 AM – 7:42 PM · 15h 23m

Aug: 4:58 AM – 7:02 PM · 14h 04m

Sep: 5:50 AM – 6:10 PM · 12h 19m

Oct: 6:42 AM – 5:18 PM · 10h 35m

Nov: 7:29 AM – 4:31 PM · 9h 02m

Dec: 7:52 AM – 4:08 PM · 8h 16m

Daylight Longest: 15h 45m · Shortest: 8h 15m

Sunrise and sunset table

Sunrise, sunset, and daylight on the 15th of each month (local solar time)
Month	Sunrise	Sunset	Daylight
January	7:40 AM	4:20 PM	8h 40m
February	6:60 AM	5:00 PM	10h 01m
March	6:12 AM	5:48 PM	11h 35m
April	5:18 AM	6:42 PM	13h 23m
May	4:33 AM	7:27 PM	14h 54m
June	4:08 AM	7:52 PM	15h 44m
July	4:18 AM	7:42 PM	15h 23m
August	4:58 AM	7:02 PM	14h 04m
September	5:50 AM	6:10 PM	12h 19m
October	6:42 AM	5:18 PM	10h 35m
November	7:29 AM	4:31 PM	9h 02m
December	7:52 AM	4:08 PM	8h 16m

Nearby Stations

Butlerville, NL June 13 - September 21 Holyrood Gen Stn, NL June 5 - October 10 Argentia (Aut), NL May 4 - November 8 St John'S A, NL May 26 - October 18 Goobies, NLJune 12 - September 2 Branch, NLJune 4 - September 22

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