Kostroma Weather in April

April in Kostroma typically sees daytime highs of 11°C (52°F) and nighttime lows of 0°C (32°F). Expect some rainfall during the month.

Rainfall in Kostroma in April

Based on our climate data of the past 30 years, about 14 days of rain are anticipated, with 45 mm (1.8 in) on average. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Kostroma in April

April in Kostroma sees highs of 11°C (52°F) and lows of 0°C (32°F) overnight. The days stay cool from start to finish. Layering up well will make outdoor time much more comfortable. With overnight lows of 0°C (32°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Kostroma in April

The month brings about 187 hours of sunlight, offering a comfortable mix of sun and overcast.

If you prefer dry days with pleasant temperatures, June, July and August typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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For a detailed overview over the year and the best time to visit Russia, check out our Kostroma's climate page.

Kostroma Temperature in April

Min Temperature 0°C (32°F)  

Max Temperature 11°C (52°F)  

Chance of Rain 45%  

Precipitation 45 mm (1.8 in)  

Rainy days 14 days  

Humidity 67%  

Sunshine 187 hours  

Percentage Sunshine  

Historical weather for Kostroma in April

Browse day-by-day weather records for Kostroma spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Historical weather Temperatures Precipitation

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‹ January February March April May June July August September October November December ›

Kostroma historical weather extremes in April

Based on 20 years of weather observations in Kostroma between 2006 and 2026, these are the recorded extremes.

• Kostroma recorded its highest April temperature of 26°C (79°F) on April 20, 2025.
• The coldest April day was on April 8, 2025, with a maximum of -1°C (30°F).
• The lowest overnight temperature recorded in April was -13°C (9°F) (April 10, 2009).
• The wettest April day on record brought 28 mm (1.1 in) of precipitation to Kostroma (April 21, 2008).

What to Wear in Kostroma in April

The weather can be unpredictable in April, so pack clothes you can easily mix and match. You could bring jeans, other long pants, and a few t-shirts. A light jacket or light sweater will be pleasant for the cooler moments. Rain is likely on several days, so bring a good rain jacket. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Kostroma in April

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

5/10

Cycling

6/10

Walking

6/10

Camping

5/10

Outdoor sports

6/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Russia, check out our Kostroma's climate page.

More climate data for Kostroma

Temperature Rainfall Sunshine Humidity

See the full Kostroma climate overview or explore weather in Russia.