Narva, Ida-Virumaa, Estonia

Planting calendar for Narva

Worked out from 30 years of daily minimum temperatures for this location — not from a zone map, and not from the nearest big city. Move the dial to change how much frost risk you are willing to carry, and every date on the page re-times itself.

Last spring frost

26 April

Frost has finished by this date in 1 year in 2.

First autumn frost

29 October

Bring tender crops in before this date.

Frost-free season

186 days

Long season

The average last frost. Half of all years are later than this.

Sow this week in Narva

Windows that are open today, 25 September. The ones marked in amber are closing within a fortnight.

The growing year in Narva

307 crops, timed to the dates above

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Bay
Rye
Oca

Frost risk Start indoors Autumn sowing Sow direct Plant out Plant Harvest Today

Each bar is a model window, not a deadline. Windows for crops needing a winter suitability check are conditional; open the crop page before planting. Unverified flowering and harvest predictions are withheld. Tap or hover a bar for its dates, or follow a crop name for the full timing and a harvest estimate. The blue wash is the measured weekly chance of frost across the whole record. There is also a printable one-page version of this calendar for the shed wall.

The climate behind these dates

Jan Mar Apr Jul Sep Oct Dec
Chance of at least one air frost during each week of the year, measured across the full record. The flat stretch in the middle is your frost-free season.
J
F
M
A
M
J
J
A
S
O
N
D

Mean monthly temperature across the record. Months shown in blue average at least one air frost.

Hardiness zone
6a
Typical winter low
-20.8°C (-5.4°F)
Growing degree days
744 base 10°C
Soil workable from
9 May
Soil warm from
25 Jun

Full frost table for Narva →

Printable one-page calendar →

Questions about frost in Narva

When is the last frost in Narva?

The median last spring frost in Narva falls on 26 April. In one year in ten frost continues as late as 10 May, so if you cannot protect tender plants, 10 May is the safer date to work to.

When is the first frost in Narva?

The median first autumn frost in Narva falls on 29 October, though in one year in ten it arrives by 18 October. Tender crops should be harvested before that earlier date.

How long is the growing season in Narva?

About 186 frost-free days on a median year - long by world standards. Taking the cautious view at both ends, plan for roughly 161 dependable days.

What hardiness zone is Narva in?

Narva sits in USDA-equivalent zone 6a, based on a mean annual extreme minimum of -20.8°C (-5.4°F). Perennials rated to this zone or lower should survive an average winter here.

Can I trust these dates exactly?

They are statistics, not forecasts. They describe what happened across 30 years of records at this location and say nothing about this particular spring. Frost is also intensely local: a low-lying or exposed garden can run a week behind the figures on this page.

Seasonal context

Rainfall and the growing season in Narva

August has the highest average precipitation (92 mm); March has the lowest (47 mm). Compare this pattern with the planting windows and your water supply.

Jan 59 mm
Feb 50 mm
Mar 47 mm
Apr 48 mm
May 57 mm
Jun 82 mm
Jul 76 mm
Aug 92 mm
Sep 71 mm
Oct 80 mm
Nov 74 mm
Dec 68 mm

During wetter months, check that beds and containers drain after heavy rain. During drier months, plan how you will keep seeds and new transplants watered. Monthly averages can hide long dry spells and intense storms; they do not show soil moisture, humidity or this week's weather.

Source: NASA POWER, corrected MERRA-2 precipitation, 2001–2020. Values are approximate monthly totals, including the water equivalent of snow, from the nearest 0.5° × 0.625° grid cell. This reference period differs from the temperature record. Rainfall provides context and does not change the calculated planting dates. Method and limitations.

Plan your crops in My Garden