Weather statistics for Jomfruland observation site, Kragerø (Telemark)

  1. Warning sign

    Ongoing: Forest fire danger (Oestafjells)

    Locally high forest fire hazard until significant amount of precipitation.


    1. Saturday June 23, 2018 04:00
      Increasing danger
    2. Ukjent sluttidspunkt

    Vegetation is easily ignited and large areas may be affected. Be careful with open fire. Follow the instructions from the local authorities.

Jomfruland observation station (34130)

The station is located in Kragerø municipality, 3 m.a.s.l. It is the closest official weather station, 0.0 km away from Jomfruland observation site. The station was established in August 1994. The station measures temperature and wind. There are no normals for precipitation. There may be missing data.

Last 30 days: Average temperature was 17.2 °C, 3.6 °C above the normal. Highest temperature was 27.3 °C (30 May), and the lowest was 9.6 °C (20 June). Highest wind speed was 17.3 m/s (14 June).

Last 13 full months: Highest temperature was 27.3 °C (30. May. 2018) and the lowest -11.3 °C (28. Feb. 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

Tabular view for temperature and precipitation per month
Months Temperature Wind
Average Normal Warmest Coldest Average Strongest
May 2018 14.4°C 27.3°C May 30 3.2°C May 1 3.5 m/s 11.1 m/s May 5
Apr 2018 5.8°C 17.1°C Apr 21 -2.8°C Apr 2 4.2 m/s 11.8 m/s Apr 26
Mar 2018 -1.1°C 9.2°C Mar 25 -10.4°C Mar 1 4.9 m/s 11.0 m/s Mar 2
Feb 2018 -2.0°C 3.3°C Feb 1 -11.3°C Feb 28 4.9 m/s 12.2 m/s Feb 27
Jan 2018 1.1°C 8.0°C Jan 28 -5.9°C Jan 7 5.2 m/s 18.8 m/s Jan 25
Dec 2017 2.1°C 12.7°C Dec 23 -5.3°C Dec 13 4.9 m/s 21.3 m/s Dec 8
Nov 2017 4.8°C 14.0°C Nov 2 -2.9°C Nov 22 5.7 m/s 20.0 m/s Nov 9
Oct 2017 9.7°C 16.9°C Oct 6 2.8°C Oct 10 5.3 m/s 14.8 m/s Oct 28
Sep 2017 13.5°C 18.8°C Sep 2 9.8°C Sep 21 4.7 m/s 14.0 m/s Sep 12
Aug 2017 15.8°C 21.8°C Aug 5 10.7°C Aug 26 5.1 m/s 14.6 m/s Aug 11
Jul 2017 16.7°C 24.5°C Jul 23 10.2°C Jul 6 4.8 m/s 14.4 m/s Jul 3
Jun 2017 15.0°C 24.9°C Jun 18 8.6°C Jun 3 5.0 m/s 14.3 m/s Jun 24
May 2017 11.3°C 23.0°C May 25 2.2°C May 1 3.8 m/s 12.9 m/s May 21