Sendai monthly weather averages

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Sendai

Sendai average temperature chart (Celsius) Sendai average temperature chart (Fahrenheit)
Average monthly temperatures in Sendai (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 5.1 5.5 8.8 14.9 19.9 22.5 25.9 28.3 24.3 19.1 13.5 8.2
°F 41.1 41.8 47.8 58.9 67.9 72.5 78.6 82.9 75.7 66.4 56.3 46.7

Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.

Average rainfall & rainy days

The graph below shows the average rainfall and number of rainy days per month.

Sendai monthly rainfall chart (mm) Sendai monthly rainfall chart (inches)
Average monthly rainfall in Sendai (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 43 50 69 91 104 126 144 153 174 104 69 38
inches 1.7 2 2.7 3.6 4.1 5 5.7 6 6.9 4.1 2.7 1.5
Rainy days 24 21 21 17 16 19 21 19 20 18 19 21

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Sendai

Sendai average daily sunshine chart
Average daily sunshine Sendai
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 5.1 5.5 6.2 6.6 7 5.3 5 6 4.6 5.1 4.9 4.8

Day / night temperatures

The graph below shows the daily range of temperatures for each month.

Sendai average minimum / maximum temperatures (Celsius) Sendai average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Sendai (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -2.1 -1.9 0.6 5.9 11.1 15.6 19.6 21.6 17.4 10.7 5.1 0.7
Max °C 5.3 5.7 9 15.2 20.2 22.7 26.1 28.5 24.5 19.3 13.7 8.4
Min °F 28.3 28.7 33.1 42.5 51.9 60 67.2 70.8 63.2 51.3 41.2 33.2
Max °F 34.9 35.4 40.6 50.9 60.1 66.4 73 77 69.6 59 48.9 40.1

Sea temperature

The graph below shows the average sea temperature.

Sendai average sea temperature chart (Celsius) Sendai average sea temperature chart (Fahrenheit)
Average sea temperature around Sendai in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 11.6 9.8 9.7 11.4 14.5 18.5 21.7 24.5 23.4 20.3 17.4 14.5
°F 52.9 49.7 49.5 52.6 58.1 65.2 71 76.2 74.2 68.6 63.3 58.1

Wind speed

The graph below shows the average wind speed.

Sendai average winspeed by month (km/h) Sendai average winspeed by month (mph)
Average wind speed in Sendai (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 10 10 11 11 10 9 8 9 8 9 9 10
mph 6 7 7 7 6 5 5 5 5 5 6 6

A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.

Relative humidity

The graph below shows the average relative humidity.

Sendai relative humidity averages
Average relative humidity in Sendai
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
68% 67% 64% 66% 70% 79% 83% 81% 79% 74% 70% 69%

Other monthly averages

UV index Best time to go?

Sendai weather stats

Sendai weather statistics
Hottest month: August 28.3°C 82.9°F
Driest month: December 38mm 1.5ins
Sunniest month: March 6.2hrs
Coldest month: January 5.1°C 41.2°F
Wettest month: September 174mm 6.9ins
Warmest sea: August 24.5°C 76.1°F
Map showing location of Sendai (38.26889, 140.87194)

Locations nearby

Top Japan locations

Change units