Map of Kostroma in Russia

Kostroma Climate

Kostroma is a city within Russia (but not the capital city).

Best time to visit Kostroma

The best time to visit Kostroma is during months May, June, July, August and September when the average temperatures are perhaps a little cooler than preferred but still a pleasant 10°C / 50.0°F to 20°C / 68.0°F. If you don't mind bringing a coat, you might also enjoy visiting Kostroma during April and October but average temperatures are fairly cool (between 0°C / 32.0°F and 10°C / 50.0°F).

Kostroma can become a little chilly in other months of the year with temperatures sub zero °C / 32.0°F. If you don't mind the cold, then visit during January, February, March, November and December. But don't forget to pack your thermals!


The warmest time of year in Kostroma is in July when it is 18.25°C / 64.9°F on average, but could get up to 23.1°C / 73.6°F maximum. On the other hand, the coldest time of year in Kostroma is in January when it is -12°C / 10.4°F on average, but could get down to -15.4°C / 10.4°F minimum.

  • Freezing months: 5 (0°C / 32.0°F and below)
  • Cold months: 2 (0°C / 32.0°F to 10°C / 50.0°F)
  • Cool months: 5 (10°C / 50.0°F to 20°C / 68.0°F)
  • Warm months: 0 (20°C / 68.0°F to 30°C / 86.0°F)
  • Hot months: 0 (30°C / 86.0°F to 40°C / 104.0°F)
  • Boiling months: 0 (40°C / 104.0°F and above)

Kostroma Climate Chart

Below are the climate charts for Kostroma which resides in Russia.

Temperature tables

The first table is for the average temperatures across the year in degrees Celsius. The cells that are BLUE show the coldest months and the cells that are PINK show the hottest months.

Month:JanFebMarAprMayJunJulAugSepOctNovDec
Average Temperature in °C-12-9.8-3.84.5512.1516.118.2516.2510.53.8-3-8.4
Max Temperature in °C-8.6-6.208.917.421.223.12114.56.7-0.7-5.5
Min Temperature in °C-15.4-13.4-7.60.26.91113.411.56.50.9-5.3-11.3

This second table is for the average temperatures across the year in degrees Fahrenheit. Cells in BLUE are the coldest months and cells in PINK are the hottest months.

Month:JanFebMarAprMayJunJulAugSepOctNovDec
Average Temperature in °F10.414.425.240.253.961.064.961.350.938.826.616.9
Max Temperature in °F16.520.832.048.063.370.273.669.858.144.130.722.1
Min Temperature in °F4.37.918.332.444.451.856.152.743.733.622.511.7

Rainfall figures

This table is for the amount of rainfall (both in millimetres and inches) and number of rainy days in Kostroma throughout the year.

Month:JanFebMarAprMayJunJulAugSepOctNovDec
Total rainfall in MM383028364364827262595351
Total rainfall in Inches1.51.21.11.41.72.53.22.82.42.32.12.0
Total number of rainy days11889910111010121213
Chances of rain35.5%27.6%25.8%30.0%29.0%33.3%35.5%32.3%33.3%38.7%40.0%41.9%

Kostroma Climate Graph

Below is the climate graph for Kostroma. It shows both the average temperatures throughout the year in degrees Celsius and also the average total rainfall in millimetres.

Kostroma Climate Graph with temperatures in °C and rainfall in millimetres

Below is the climate graph for Kostroma with both the average temperatures throughout the year in degrees Fahrenheit and also the average total rainfall in inches.

Kostroma Climate Graph with temperatures in °F and rainfall in inches