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Climate tables. Data for Ruian.


Monthly temperature

Month Record low Average low Average Average high Record high
january -3.9 (2016) 6.1 8.7 12.3 23.9 (2017)
february -1.7 (2018) 6.9 9.4 13.3 26.3 (2020)
march -0.3 (2005) 9.6 12.3 16.4 27.7 (2007)
april 6.7 (2010) 14.1 17.0 21.1 33.0 (2008)
may 11.5 (2010) 19.0 21.7 25.4 34.4 (2014)
june 15.8 (2008) 22.8 25.3 28.7 38.9 (2002)
july 19.7 (2015) 25.8 28.6 32.3 38.2 (2007)
august 20.9 (2016) 25.6 28.3 32.0 39.7 (2020)
september 15.8 (2012) 23.0 25.7 29.3 36.9 (2017)
october 10.0 (2010) 18.2 21.2 25.2 35.3 (2017)
november 4.3 (2008) 13.8 16.5 20.2 29.5 (2015)
december -2.0 (2020) 8.4 11.2 15.2 25.7 (2018)
year () ()
graphic

Monthly precipitation

Month Average Record low Record high Daily high
january 62.6 9 (2019) 136 (2012) 44 (2002)
february 80.9 12 (2018) 152 (2005) 44 (2008)
march 146.2 39 (2018) 186 (2010) 50 (2015)
april 135.0 35 (2018) 379 (2001) 110 (2001)
may 165.6 15 (2019) 347 (2010) 85 (2006)
june 238.1 30 (2018) 627 (2006) 148 (2006)
july 144.9 27 (2003) 374 (2005) 251 (2005)
august 221.9 73 (2010) 489 (2002) 194 (2009)
september 168.8 38 (2019) 345 (2002) 187 (2009)
october 78.0 4 (2001) 250 (2007) 162 (2007)
november 79.4 8 (2020) 193 (2011) 75 (2017)
december 57.7 6 (2008) 150 (2004) 51 (2015)
year () () ()
graphic

Number of days with solid, liquid, and mixed precipitation

Type of precipitation jan feb mar apr may jun jul aug sep oct nov dec Year

Wind speed, m/s

jan feb mar apr may jun jul aug sep oct nov dec Year

The frequency of different wind directions, %

direction jan feb mar apr may jun jul aug sep oct nov dec Year
graphic graphic graphic graphic

Air humidity, %

jan feb mar apr may jun jul aug sep oct nov dec Year

Snow cover

Month jul aug sep oct nov dec jan feb mar apr may jun Year
number of days
height (sm)  
max height (sm)

Cloudy, score

month jan feb mar apr may jun jul aug sep oct nov dec Year
total
low

Number of clear, cloudy and cloudy days

month jan feb mar apr may jun jul aug sep oct nov dec Year
Total cloud
Low cloud

Number of days with different phenomena

phenomenon jan feb mar apr may jun jul aug sep oct nov dec Year

The frequency of different types of clouds, %

type of clouds jan feb mar apr may jun jul aug sep oct nov dec Year