Difference between revisions of "Outdoor air temperature in Finland"

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{{variable}}
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{{variable|moderator=Jouni}}
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[[Category: CLAIH]]
  
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== Scope ==
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== Question ==
  
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Describes the outdoor air temperature in Finland.
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What are the outdoor air temperatures in Finland previously, now and in the future in different climate areas?
  
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'''Dimensions and boundaries'''
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== Answer ==
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*Time
 
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**Year 2009
 
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**Year 2030
 
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*Spatial
 
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*World development scenarios
 
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**A2
 
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**A1B
 
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**B1
 
  
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== Definition ==
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<rcode graphics=1 embed=1>
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library(OpasnetUtils)
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library(ggplot2)
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objects.latest("Op_en2959", code_name = "temperatures")
  
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=== Data ===
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ggplot(subset(temperdays@data, Time %in% c("2013", "2030", "2050")), aes(x = Temperature, y = Result, color = Time, group = Time))+geom_line()
  
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Description of the data used for obtaining the value of the variable
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</rcode>
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(e.g. measurement data; mathematical method and its parameters).
 
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Please include references (preferably using the ''<nowiki><ref></ref></nowiki>'' tags)
 
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and links to original data, as appropriate.
 
  
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=== Causality ===
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== Rationale ==
  
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List of upstream variables.
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Data from Statistics Finland:
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The variables can be listed used descriptive (free-format) names or unambiguous identifiers
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* [http://ilmatieteenlaitos.fi/energialaskennan-testivuodet-nyky Current temperature, wind, and solar radiation]
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(e.g. [[Analytica]] IDs).
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* [http://ilmatieteenlaitos.fi/energialaskennan-testivuodet-tulevaisuuden-ilmastossa Future temperature, wind, and solar radiation]
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* The data contains the following parameters: Timestep Year Month Day Time Temperature(°C) Relative_humidity(%) Wind_direction(degrees) Wind_speed(m/s) Direct_normal_solar_radiation(W/m2) Diffuse_horisontal_radiation(W/m2) Global_horisontal_radiation(W/m2)
  
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=== Unit ===
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=== Calculations ===
  
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Unit in which the result is expressed.
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<rcode name="temperatures" label="Initiate temperatures (for developers only)" embed=1>
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## This is code is Op_en2959/temperatures [[Outdoor air temperature in Finland]]
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library(OpasnetUtils)
  
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=== Formula ===
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ta <- opbase.data("Op_en2959", subset = "Vantaa") # [[Outdoor air temperature in Finland]]
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levels(ta$Year)[as.numeric(as.character(levels(ta$Year))) < 2015] <- "2012"
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ta$Date <- as.POSIXct(paste(ta$Year, ta$Month, ta$Day, sep = "-"))
  
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Algebra or other explicit methods if possible
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days <- aggregate(ta[c(
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(e.g. [[Analytica]] code between the <nowiki>''<anacode></anacode>''</nowiki> delimiters).
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"Temperature" # We only need temperature, but it is easy to take any other variable as well.
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# "Relative_humidity",
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# "Wind_direction",
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# "Wind_speed",
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# "Direct_normal_solar_radiation",
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# "Diffuse_horisontal_radiation",
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# "Result" # Global_horizontal_radiation
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)], ta[c("Date", "Year")], FUN = mean)
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colnames(days)[colnames(days) == "Temperature"] <- "Result"
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days$Temperature <- cut(days$Result, breaks = seq(-30, 33, 3))
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temperatures <- Ovariable("temperatures", data = aggregate(days["Result"], days[c("Temperature", "Year")], FUN = mean))
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temperdays <- Ovariable("temperdays", data = aggregate(days["Result"], days[c("Temperature", "Year")], FUN = length))
  
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== Result ==
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years = data.frame(Time = 1985:2070, Year = c(rep("2012", 36), rep("2030", 20), rep("2050", 30)))
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temperatures@data <- merge(temperatures@data, years)
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temperatures@data$Year <- NULL
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temperdays@data <- merge(temperdays@data, years)
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temperdays@data$Year <- NULL
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objects.store(temperatures, temperdays)
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cat("Objects temperatures, temperdays stored.\n")
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#ggplot(hours, aes(x = Time, y = Result))+geom_line() + geom_point(data = days, aes(x = Date, y = Result, colour = "Daily mean", size = 2))
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#ggplot(hours, aes(x = Time, y = Result))+geom_point()
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</rcode>
  
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If possible, a numerical expression or distribution.
 
  
 
==See also==
 
==See also==
  
 
*[[CLAIH assessment]]
 
*[[CLAIH assessment]]
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{{Helsinki energy decision 2015}}
  
 
==References==
 
==References==
  
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Will appear here automatically, if cited above using the ''<nowiki><ref></ref></nowiki>'' tags.
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<references/>
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Additional references can also be listed here.
 
  
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<references/>
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== Related files ==<!-- __OBI_TS:1444568741 -->

Latest revision as of 08:20, 12 October 2015

Question

What are the outdoor air temperatures in Finland previously, now and in the future in different climate areas?

Answer

+ Show code

Rationale

Data from Statistics Finland:

Calculations

+ Show code


See also

Helsinki energy decision 2015
In English
Assessment Main page | Helsinki energy decision options 2015
Helsinki data Building stock in Helsinki | Helsinki energy production | Helsinki energy consumption | Energy use of buildings | Emission factors for burning processes | Prices of fuels in heat production | External cost
Models Building model | Energy balance | Health impact assessment | Economic impacts
Related assessments Climate change policies in Helsinki | Climate change policies and health in Kuopio | Climate change policies in Basel
In Finnish
Yhteenveto Helsingin energiapäätös 2015 | Helsingin energiapäätöksen vaihtoehdot 2015 | Helsingin energiapäätökseen liittyviä arvoja | Helsingin energiapäätös 2015.pptx

References


Related files

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