Year-round weather and climate in Kostroma, Russia

Average temperatures in Kostroma run from an average low of -11°C12°F in January up to an average high of 24°C75°F in July. September is the driest month at 5 rainy days; December the wettest at 16. Here is the annual climate data, so you know what you are packing for.

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Good to know

Population
277K
Currency
RUB
Language
Russian
Time zone
Moscow

Best time to visit

For the warmest temperatures and best chance of outdoor activities, plan your trip around July, August, and September.

Rain character

Moderate Showers: Rainfall is standard and manageable. A compact travel umbrella or light rain jacket will easily get you through any wet days.

Day-to-night swing

Evening Chill: Temperatures drop by a noticeable 10°C18°F when the sun goes down. A light sweater or jacket is usually all you need for evening plans.

Seasonality Profile

Deep Continental: Dominated by long, freezing winters. Summers are brief but pleasantly mild.

Evening vibe

Cozy Indoor Culture: Evenings are generally crisp, damp, or sweltering. Nightlife centers around indoor venues.

Sightseeing stamina

All-Day Strolling: Weather is generally forgiving for long walking days. Comfortable sneakers are your most important packing item.

Average temperatures, sunshine, and rainfall

Average monthly weather in Kostroma, based on recent historical data. Essential insights on temperature swings, expected rainfall, and daily sunshine.

Bars span the average daily low to high. Sep is typically driest at 5 days (16mm); Dec the wettest at 16 days (57mm).

Average monthly weather in Kostroma, based on recent historical data. Essential insights on temperature swings, expected rainfall, and daily sunshine.
MonthAverage highAverage lowSunshine hoursRainy daysTotal rainfall
Jan-5°C / 22°F-11°C / 12°F1h1243mm
Feb-5°C / 24°F-10°C / 14°F3h829mm
Mar3°C / 38°F-4°C / 24°F6h1041mm
Apr12°C / 54°F2°C / 36°F9h1049mm
May16°C / 61°F6°C / 43°F12h947mm
Jun21°C / 69°F12°C / 53°F13h13111mm
Jul24°C / 75°F15°C / 59°F13h1176mm
Aug22°C / 71°F13°C / 56°F12h1246mm
Sep19°C / 66°F9°C / 49°F10h516mm
Oct8°C / 46°F3°C / 37°F3h1361mm
Nov2°C / 36°F-2°C / 29°F1h1357mm
Dec-3°C / 27°F-7°C / 20°F0h1657mm

Weather data by Open-Meteo.com (opens in a new tab)

Frequently Asked Questions

When is the sunniest time of year to visit Kostroma?

The most sunshine in Kostroma comes around June, averaging 13 hours a month. If you're heading there then, pack your sunglasses and sunscreen.

What clothes should I pack for Kostroma?

Your packing list depends entirely on when you travel. Temperatures in Kostroma swing from an average low of -11°C12°F in January up to 24°C75°F in July. The Packola app builds a tailored packing list for you based on the live weather forecast for your exact travel dates.

Do I need to pack an umbrella for Kostroma?

Kostroma gets rain on about 132 days out of the year. The wettest month is December. If you're traveling during the rainy season, you'll definitely want to pack an umbrella and a light rain jacket.

Going to Kostroma?

Pack smarter.

Averages get you close, but the week you travel is what matters. Get the live forecast, a smart packing list, and discover the best local spots and activities in Kostroma with Packola.

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