Weather statistics for Asker (Sem) observation site, Asker (Akershus)

Asker (Sem) observation station (19710)

The station is located in Asker municipality, 163 m.a.s.l. It is the closest official weather station, 0.0 km away from Asker (Sem) observation site. The station was established in January 1913. The station measures precipitation, temperature and snow depths. There may be missing data.

Last 30 days: Average temperature was 13.1 °C, 1.7 °C above the normal. Highest temperature was 22.3 °C (4 September), and the lowest was 3.9 °C (16 September). The total precipitation was 117.1 mm. Highest daily precipitation was 33.8 mm (10 September), measured at 7am (8am daylight savings) for the past 24 hours.

Last 13 full months: Highest temperature was 34.0 °C (27. Jul. 2018) and the lowest -15.6 °C (1. Mar. 2018). Highest daily precipitation was 40.0 mm (25. Oct. 2017). Maximum snow depth was 104 cm (12. Mar. 2018).

Graph explanation. Hide explanation

The black line shows mean value (both precipitation and temperature). Some stations does not have mean values, and hence no black line.

The red/blue line shows average temperature during the day (24h) (equalized for 30 days). The line is red by pluss degrees, and blue by minus degrees.

The red/blue areas shows the temperature variations throughout the day (24h) with max- and min. temperature as endpoints. The area is red by pluss degrees, and blue by minus degrees.

The lightblue bars shows total precipitation this month. The black lines crossing is the normal (mean) value for precipitation.

The dark grey bars behind the precipitation bars shows snowdepth measured day by day.

Some stations only measures precipitation, while others only measures temperature. If an area or bar is missing the station does not measure this data.

NB! Precipitation is measured at 07 hours Norwegian time. The value (in mm) shows last 24 hours until 07 hours (08 hours summertime). Download other weather statistics from eklima.met.no.

Tabular view for temperature and precipitation per month
Months Temperature Precipitation
Average Normal Warmest Coldest Total Normal Highest
daily value
Aug 2018 15.5°C 14.7°C 27.1°C Aug 4 6.3°C Aug 25 54.2 mm 106.0 mm 12.9 mm Aug 10
Jul 2018 21.0°C 15.9°C 34.0°C Jul 27 8.6°C Jul 1 8.5 mm 90.0 mm 5.0 mm Jul 29
Jun 2018 16.9°C 14.6°C 30.9°C Jun 3 5.5°C Jun 5 45.0 mm 72.0 mm 13.3 mm Jun 11
May 2018 15.1°C 9.9°C 30.1°C May 30 1.6°C May 1 29.9 mm 66.0 mm 13.6 mm May 1
Apr 2018 5.4°C 3.5°C 17.5°C Apr 15 -7.8°C Apr 3 30.4 mm 50.0 mm 6.5 mm Apr 4
Mar 2018 -3.3°C -0.9°C 12.1°C Mar 25 -15.6°C Mar 1 27.4 mm 62.0 mm 13.7 mm Mar 12
Feb 2018 -4.3°C -4.6°C 2.6°C Feb 14 -15.2°C Feb 26 76.2 mm 52.0 mm 18.7 mm Feb 1
Jan 2018 -2.6°C -4.7°C 5.7°C Jan 25 -11.2°C Jan 10 117.0 mm 64.0 mm 28.9 mm Jan 16
Dec 2017 -2.2°C -3.2°C 7.3°C Dec 7 -11.6°C Dec 13 66.0 mm 66.0 mm 20.5 mm Dec 27
Nov 2017 1.0°C 0.4°C 12.4°C Nov 2 -7.8°C Nov 22 72.3 mm 99.0 mm 22.8 mm Nov 23
Oct 2017 6.7°C 5.9°C 17.4°C Oct 6 -1.3°C Oct 30 145.7 mm 111.0 mm 40.0 mm Oct 25
Sep 2017 11.3°C 10.5°C 19.2°C Sep 2 4.3°C Sep 21 156.4 mm 102.0 mm 35.3 mm Sep 7
Aug 2017 14.4°C 14.7°C 23.8°C Aug 10 6.7°C Aug 23 166.0 mm 106.0 mm 39.1 mm Aug 10