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Weather statistics for Horten (Vestfold)

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Gullholmen observation station

The station is located in Moss municipality, 14 m.a.s.l. It is the closest official weather station, 5.7 km away from Horten. The station was established in November 2000. The station measures temperature and wind. There are no normals for precipitation and temperature. There may be missing data.

Last 30 days: Highest temperature was 18.3 °C (26 September), and the lowest was 2.6 °C (16 October). Highest wind speed was 16.0 m/s (19 October).

Last 12 full months: Highest temperature was 32.6 °C (25. Jul. 2014) and the lowest -10.4 °C (13. Jan. 2014).

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
Sep 2014 14.2°C 21.2°C Sep 7 6.5°C Sep 23 4.3 m/s 19.0 m/s Sep 22
Aug 2014 16.8°C 25.6°C Aug 2 10.7°C Aug 24 4.4 m/s 16.1 m/s Aug 11
Jul 2014 20.6°C 32.6°C Jul 25 11.7°C Jul 1 4.1 m/s 14.8 m/s Jul 27
Jun 2014 15.7°C 24.6°C Jun 10 9.2°C Jun 24 4.9 m/s 13.2 m/s Jun 14
May 2014 11.6°C 23.6°C May 30 3.0°C May 1 4.4 m/s 12.8 m/s May 17
Apr 2014 7.7°C 20.9°C Apr 27 -0.1°C Apr 5 4.9 m/s 17.0 m/s Apr 18
Mar 2014 4.3°C 12.3°C Mar 29 -0.9°C Mar 13 5.6 m/s 18.3 m/s Mar 17
Feb 2014 2.1°C 7.9°C Feb 17 -4.2°C Feb 1 6.5 m/s 18.9 m/s Feb 15
Jan 2014 -1.3°C 7.5°C Jan 7 -10.4°C Jan 13 6.0 m/s 16.4 m/s Jan 6
Dec 2013 4.4°C 9.6°C Dec 16 -4.9°C Dec 8 8.2 m/s 23.3 m/s Dec 5
Nov 2013 4.8°C 13.7°C Nov 16 -3.6°C Nov 23 5.4 m/s 18.5 m/s Nov 28
Oct 2013 8.9°C 15.6°C Oct 7 0.9°C Oct 20 5.3 m/s 16.2 m/s Oct 24