UPPSALA, climate data for SEPTEMBER

Period Average for the whole period Average
1981-2010
Minimum value Maximum value
Average temperature °C
1722-2011 10.95 11.44 7.10
(1877)
14.90
(1775)
Maximum temperature °C
1839-2011 21.82 21.57 16.40
(1986)
27.80
(1968)
Minimum temperature °C
1839-2011 -0.65 0.44 -5.20
(1871)
4.30
(1965)
Average minimum temperature °C
1869-2011 15.48 15.86 11.60
(1877)
19.60
(1934)
Average minimum temperature °C
1869-2011 6.57 7.27 2.60
(1894)
10.20
(2006)
No. of days with maximum
temperature>=25 °C
1869-2011 0.13 0.20 0.00
(2011)
3.00
(2002)
No. of days with frost
1869-2011 1.60 0.90 0.00
(2011)
9.00
(1871)
No. of days with thunder
1801-2011 0.65 0.87 0.00
(2011)
6.00
(1986)
Average air pressure
at station level (hPa)
1865-20111010.721011.09 999.00
(1918)
1021.00
(1904)
Maximum air pressure
at station level (hPa)
1865-20111027.901028.391013.50
(1950)
1038.40
(1906)
Minimum air pressure
at station level (hPa)
1865-2011 987.74 988.34 968.70
(1903)
1006.80
(1949)
Precipitation (mm)
1836-2011 54.53 52.40 6.40
(2000)
154.10
(1935)
Maximum daily precipitation (mm)
1853-2011 15.55 14.43 3.60
(2008)
43.00
(1937)
No. of days with prec.>=0.0 mm
1865-1998 15.43 17.33 7.00
(1913)
27.00
(1957)
No. of days with prec.>=1 mm
1865-1998 9.22 9.67 2.00
(1913)
19.00
(1935)
No. of days with prec.>=5 mm
1865-1998 3.66 4.33 0.00
(1966)
10.00
(1866)
No. of days with prec.>=10 mm
1865-1998 1.37 1.94 0.00
(1996)
6.00
(1944)
No. of days with snowcover
1874-2011 0.00 0.00 0.00
(2011)
0.00
(2011)
Maximum snowdepth cm
1908-2011 0.00 0.00 0.00
(2011)
0.00
(2011)
Average air humidity %
1865-2011 80.99 81.27 68.00
(1959)
91.00
(2010)
Average cloudiness %
1865-1984 61.02 71.50 37.00
(1865)
86.00
(1957)
Sun-shine hours
1953-1993 143.50 155.10 67.00
(1980)
213.30
(1991)
No. of days with fog
1872-1984 5.41 3.00 0.00
(1984)
21.00
(1872)