"Month","Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec","Year"
"Average high °C (°F)","−10
(14)","−11
(12)","−12
(10)","−5
(23)","3
(37)","8
(46)","11
(52)","10
(50)","5
(41)","−1
(30)","−5
(23)","−8
(18)","−1.3
(29.7)"
"Daily mean °C (°F)","−13.5
(7.7)","−14.5
(5.9)","−15.5
(4.1)","−8.5
(16.7)","0
(32)","5
(41)","8
(46)","7
(45)","2
(36)","−4
(25)","−8
(18)","−11
(12)","−4.5
(23.9)"
"Average low °C (°F)","−17
(1)","−18
(0)","−19
(−2)","−12
(10)","−3
(27)","2
(36)","5
(41)","4
(39)","−1
(30)","−7
(19)","−11
(12)","−14
(7)","−7.6
(18.3)"
"Precipitation mm (inches)","12
(0.47)","13
(0.51)","12
(0.47)","13
(0.51)","16
(0.63)","22
(0.87)","29
(1.14)","26
(1.02)","35
(1.38)","26
(1.02)","23
(0.91)","17
(0.67)","244
(9.6)"
"Avg. precipitation days (≥ 1.0 mm)","9","9","10","9","8","7","8","9","10","10","11","10","110"
"Mean monthly sunshine hours","0","28","93","180","279","300","279","217","120","62","30","0","1,588"