UPPSALA, climate data for SEPTEMBER

Period Average for the whole period Average
1961-1990
Average
1991-2020
Maximum value Minimum value
Average temperature °C
1722-2020 11.04 10.81 12.09 14.90
(1775)
7.10
(1877)
Maximum temperature °C
1839-2020 21.88 20.85 22.45 27.80
(1968)
16.40
(1986)
Minimum temperature °C
1839-2020 -0.55 -0.05 0.82 4.90
(2016)
-5.20
(1871)
Average maximum temperature °C
1840-2020 15.68 15.00 16.69 19.60
(1934)
11.60
(1877)
Average minimum temperature °C
1840-2020 6.52 7.10 7.70 10.20
(2006)
2.60
(1894)
No. of days with maximum
temperature>=25 °C
1869-2020 0.13 0.10 0.20 3.00
(2002)
0.00
(2020)
No. of days with frost
1869-2020 1.54 1.00 0.80 9.00
(1871)
0.00
(2020)
No. of days with thunder
1801-2020 0.64 0.93 0.50 6.00
(1986)
0.00
(2020)
Average air pressure
at station level (hPa)
1865-20201010.801009.721012.001021.00
(1904)
999.00
(1918)
Maximum air pressure
at station level (hPa)
1865-20201027.901027.541028.631039.70
(2017)
1013.50
(1950)
Minimum air pressure
at station level (hPa)
1865-2020 987.81 987.30 988.611006.80
(1949)
968.70
(1903)
Precipitation (mm)
1836-2020 54.37 59.20 48.64154.10
(1935)
6.40
(2000)
Maximum daily precipitation (mm)
1853-2020 15.63 15.99 14.99 43.00
(1937)
3.60
(2008)
No. of days with snowcover
1874-2020 0.00 0.00 0.00 0.00
(2020)
0.00
(2020)
Maximum snowdepth cm
1908-2020 0.00 0.00 0.00 0.00
(2020)
0.00
(2020)
Average air humidity %
1865-2020 81.04 78.80 82.00 91.00
(2010)
68.00
(1959)
Average cloudiness %
1865-1984 61.02-- 86.00
(1957)
37.00
(1865)
No. of days with fog
1872-1984 5.41-- 21.00
(1872)
0.00
(1984)