25 jahre sonnenschein in dornbirn€¦ · jan. 2008 1997 feb. 2008 2002 mär. 2012 2001 apr. 2007...

25 Year Sunshine with

Variations in Dornbirn

monthly sums and more

Dr. Richard Werner, Klimatologe

Rheticus-Gesellschaft

Sun and Rain

2-dimen. weather

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Sun / Overview

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1. Location, data

2. Sun per year

3. Sun for Jan., Apr., July und Okt.

4. Extreme relations

5. Sun daily 1.1.2014 to 31.12.2016

6. Globalradiation

Sun and …..

• Sun direct

– UV, visible, infrared

• Sun indirect

– From clouds, from the air, from slopes

• No sun ( lower 120 Watt/m²)

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Locationin the Alpine Rhinevalley

mountainseasterly1200 mmoutainswesterly800 m

IBK

Sun and …..

• Lokation ARA , (H = 407 m), Northwest-corner of Dornbirn

– Sensor Sunshine

– Sensor UV-B

– Sensor Globalradiation (short wave)

– Sensor Infrared (2 x radiation bilanz)

– ARA … waste water treatment from Dornbirn

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Messgerät Sun and …

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Sensor-Sun detail

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Haenni

1. Sun and recording years

• Location ARA since 1992

– Data 1993 to 2017 d.h. MWZ (10 minutes)

– 25 year are 1 Million data

– 25 year are 300 Month

– Sensor Globalradiation (Typ Schenk)

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Sunshine (h) over the year

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2. Sun (h.) and spec. months

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3. Sun and seasons

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• Seasons with central month

Winter - - - January

Spring - - - April

Summer - - - July

Autum - - - Oktober

Sun and season Jan.

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Sun and season Apr.

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Sun and season July

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Sun and season Okt.

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Timeserie 60 month = 5 years„pentade“

• real …. sum of the specific month

• longtime … average sum of the specific month

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4. Sun und monthly sum, pentade 1

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Sun and monthly sum, pentade 2

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Sun and monthly sum, pentade 3

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Sun and monthly sum, pentade 4

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Sun and monthly sum, pentade 5

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Sun overview, monthly sum

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Sun: extreme relations

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EXTREME Mon YY hours

Min Jan.97 15

Max Jan.08 108

Min Apr.01 124

Max Apr.07 308

Min Jul.93 160

Max Jul.06 334

Min Okt.93 74

Max Okt.01 175

Sonne extreme je month in 25 years

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Month Year with maximum Year with minimum

Jan. 2008 1997

Feb. 2008 2002

Mär. 2012 2001

Apr. 2007 2001

Mai 2011 2010

June 2003 1997

July 2006 1993

Aug. 2003 2006

Sep. 2016 2001

Okt. 2001 1993

Nov. 2006 1993

Dez. 2015 2002

Sun and variation monthly

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Sun, mean 1782 h. , +/- 8%and extremyears

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Comparison longtime

• Bregenz 1592 h *

• Dornbirn 1782 h

• Feldkirch 1684 h *

* Klima von Vorarlberg vol III, ch. 9, Mohnl (2002)

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Sun:Max=red

Min=blue

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5. Daily sun: „high“ and „low“90-percent + 10-percent

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Long periods with „high“ sunshine:

8,8 h

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Long periods with „low“ sunshine

0,7 h

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Globalradiation

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Sensor vom Typ

Schenk, with

ventilation

Sun daily, Year-sum 1834 Std,

Glob.-radiation, Year-sum 1170 kWh/m²

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Globalradiation in the12 seasons

1096 days

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Sun and globalradiation in year

2016

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Sun, Radiation and … … 202x

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• Sun 2016 : 1776 h, Globalradiation 1146 kWh/m²

• Next activity

– Check the sensor , cleannig the sensors monthly

– Paper in „Dornbirner Schriften“

– Comparison with Vaduz

– Paper to sun in Feldkirch bei „Rheticus“

Sun and …

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Thanks for YOUR attention

?? Questions ??

Rainbow in Dornbirn, 11.3.2018 ca 17:47, 2x ACINN Grad. Seminar, Innsbruck, 5.6.2019

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Sun and tendency

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