Frost Dates for RIGA, Latvia

Elevation: 11 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. April 19
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 30
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 April 26
First Fall Frost October 23

Hard Freeze (−2°C)

Last Spring Hard Freeze April 7
First Fall Hard Freeze November 14
56.96°N, 24.04°W © OpenStreetMap

Growing Season

194 Days April 19 to October 30

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 6b

Avg. annual minimum: −21 to −18°C

Learn more

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

Dfb Warm-Summer Continental

Warm summers and cold, snowy winters. A shorter growing season than hot-summer continental. Hardy vegetables, root crops, and cool-season greens do well. Season extension is valuable.

Köppen climate map

Temperature

-5° 5° 15° 25°
-2°
High: -1°C
Avg: -2°C
Low: -4°C
Jan
-3°
High: 0°C
Avg: -3°C
Low: -5°C
Feb
1°
High: 4°C
Avg: 1°C
Low: -3°C
Mar
6°
High: 10°C
Avg: 6°C
Low: 2°C
Apr
12°
High: 16°C
Avg: 12°C
Low: 8°C
May
16°
High: 19°C
Avg: 16°C
Low: 12°C
Jun
19°
High: 22°C
Avg: 19°C
Low: 15°C
Jul
18°
High: 21°C
Avg: 18°C
Low: 15°C
Aug
13°
High: 16°C
Avg: 13°C
Low: 11°C
Sep
8°
High: 10°C
Avg: 8°C
Low: 5°C
Oct
3°
High: 5°C
Avg: 3°C
Low: 1°C
Nov
0°
High: 1°C
Avg: 0°C
Low: -2°C
Dec
0°C
−2°C
Avg High Avg Temp Avg Low Light Frost (0°C) Hard Frost (−2°C)

Precipitation

0 mm 30 mm 60 mm 90 mm
56 mm
55.9 mm
Jan
41 mm
40.6 mm
Feb
30 mm
30.5 mm
Mar
46 mm
45.7 mm
Apr
56 mm
55.9 mm
May
76 mm
76.2 mm
Jun
81 mm
81.3 mm
Jul
84 mm
83.8 mm
Aug
71 mm
71.1 mm
Sep
86 mm
86.4 mm
Oct
64 mm
63.5 mm
Nov
53 mm
53.3 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec7h9h11.5h14h16h17.5h17h15h12.5h10h7.5h6.5h
Jan: 8:27 AM – 3:33 PM · 7h 06m
Feb: 7:25 AM – 4:35 PM · 9h 10m
Mar: 6:17 AM – 5:43 PM · 11h 25m
Apr: 5:01 AM – 6:59 PM · 13h 58m
May: 3:54 AM – 8:06 PM · 16h 12m
Jun: 3:14 AM – 8:46 PM · 17h 32m
Jul: 3:31 AM – 8:29 PM · 16h 59m
Aug: 4:31 AM – 7:29 PM · 14h 57m
Sep: 5:46 AM – 6:14 PM · 12h 27m
Oct: 7:00 AM – 4:60 PM · 9h 59m
Nov: 8:09 AM – 3:51 PM · 7h 42m
Dec: 8:46 AM – 3:14 PM · 6h 28m
Daylight Longest: 17h 35m · Shortest: 6h 25m

Nearby Stations

MERSRAGS, Latvia April 12 - November 9 BIRZAI, Lithuania April 23 - October 21 AINAZI, Estonia April 25 - October 26 SIAULIAI, Lithuania April 27 - October 20 PANEVEZYS, Lithuania April 23 - October 21 RASEINIAI, Lithuania April 27 - October 21

Plan Your Garden with Planter

Now that you know your frost dates, use Planter to plan your veggie garden! Planter is an easy drag-and-drop garden planner with personalized planting schedules.

Try Planter For Free

Available everywhere: iOS, Android, web, and more!

Planter app garden planner preview