Property talk:P7422

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minimum temperature record
lowest temperature reached at this location

Represents	minimum temperature record (Q63301851)
Has quality	minimum (Q10585806)
Data type	Quantity
Domain	geographic location (Q2221906)
Allowed values	−459.67 ≤ 𝓧 ≤ 593.67
Allowed units	degree Celsius (Q25267), kelvin (Q11579) or degree Fahrenheit (Q42289)
<complementary property>	maximum temperature record (P6591)
Lists	Items with the most statements of this property Count of items by number of statements (chart) Items with the most statements Items with the fewest statements Count of items by number of sitelinks (chart) Items with the most sitelinks Items with the most sitelinks, but no link to one Wikipedia (sample: Welsh Wikipedia, cywiki) Items with the fewest sitelinks Most linked wikis Items with the most identifier properties Items with no other statements Most recently created items Items with novalue claims Items with unknown value claims Usage history (total) Usage history (main statement) Chart by item creation date Minimum and maximum Items with highest numeric value Items with lowest numeric value Database reports/Constraint violations/P7422 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 191 Main statement 191 100% of uses

[create Create a translatable help page (preferably in English) for this property to be included here]

Units: “degree Celsius (Q25267), kelvin (Q11579), degree Fahrenheit (Q42289)”: value unit must be one of listed. (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P7422#Units

Scope is as main value (Q54828448): the property must be used by specified way only (Help)

List of violations of this constraint: Database reports/Constraint violations/P7422#Scope, hourly updated report, SPARQL

Type “geographic location (Q2221906)”: item must contain property “instance of (P31)” with classes “geographic location (Q2221906)” or their subclasses (defined using subclass of (P279)). (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303). Known exceptions: Earth (Q2)
List of violations of this constraint: Database reports/Constraint violations/P7422#Type Q2221906, SPARQL

Required qualifier “point in time (P585)”: this property should be used with the listed qualifier. (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P7422#mandatory qualifier, SPARQL

Item “coordinate location (P625)”: Items with this property should also have “coordinate location (P625)”. (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303). Known exceptions: Earth (Q2), Mad Planet (Q84596793)
List of violations of this constraint: Database reports/Constraint violations/P7422#Item P625, SPARQL

Range from “-459.67” to “593.67”: values should be in the range from “-459.67” to “593.67”. (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P7422#Range

Qualifiers “point in time (P585), start period (P3415), end period (P3416), location (P276), reason for deprecated rank (P2241), reason for preferred rank (P7452), announcement date (P6949), statement is subject of (P805)”: this property should be used only with the listed qualifiers. (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P7422#allowed qualifiers, SPARQL

Citation needed: the property must have at least one reference (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P7422#citation needed

Allowed entity types are Wikibase item (Q29934200): the property may only be used on a certain entity type (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P7422#Entity types

Queries

Query with °F/°C conversion

• Items used: degree Celsius (Q25267)   , degree Fahrenheit (Q42289)   

• Properties used: coordinate location (P625)   , minimum temperature record (P7422)   , location (P276)   , point in time (P585)   

• Features used: map (Q24515275)   

#defaultView:Map
# minimum temperatures on Earth 
# from https://www.wikidata.org/wiki/Property_talk:P7422
SELECT ?degrees_Celsius ?degrees_Fahrenheit ?item ?itemLabel ?location ?locationLabel ?date ?coor ?layer
WHERE
{
	?item p:P7422 ?st . 
    {
        ?st psv:P7422  [ wikibase:quantityAmount ?degrees_Celsius ;  wikibase:quantityUnit wd:Q25267 ] 
        BIND ( ROUND ( ?degrees_Celsius * 1.8 + 32 ) as ?degrees_Fahrenheit )
    }
    UNION
	{ 
        ?st psv:P7422  [ wikibase:quantityAmount ?degrees_Fahrenheit ;  wikibase:quantityUnit wd:Q42289 ]
        BIND( ROUND( ( ?degrees_Fahrenheit - 32 ) / 1.8 * 10)/10 as ?degrees_Celsius )
    }
    OPTIONAL { ?st pq:P276 ?location OPTIONAL { ?location wdt:P625 ?coor0 } } 
    OPTIONAL { ?st pq:P585 ?date } 
    OPTIONAL { ?item wdt:P625 ?coor1 }
    BIND( COALESCE(?coor0, ?coor1) as ?coor)
    BIND( CONCAT(str(Floor(?degrees_Celsius / 10)),"0s °C") as ?layer)
    SERVICE wikibase:label { bd:serviceParam wikibase:language "en"  }    
}
ORDER BY ASC(?degrees_Celsius)
LIMIT 1000

Try it!

Difference max-min temperature

• Items used: degree Celsius (Q25267)   , degree Fahrenheit (Q42289)   

• Properties used: coordinate location (P625)   , minimum temperature record (P7422)   , maximum temperature record (P6591)   

• Features used: map (Q24515275)   

#defaultView:Map
# difference between minimum and maximum temperature in area 
# from https://www.wikidata.org/wiki/Property_talk:P7422
SELECT DISTINCT ?hdegrees_Celsius ?ldegrees_Celsius ?diff_Celsius ?diff_Fahrenheit ?item ?itemLabel ?coor ?layer
WHERE
{
	?item p:P7422 ?st . 
    {
        ?st psv:P7422  [ wikibase:quantityAmount ?ldegrees_Celsius ;  wikibase:quantityUnit wd:Q25267 ] 
        BIND ( ROUND ( ?ldegrees_Celsius * 1.8 + 32 ) as ?ldegrees_Fahrenheit )
    }
    UNION
	{ 
        ?st psv:P7422  [ wikibase:quantityAmount ?ldegrees_Fahrenheit ;  wikibase:quantityUnit wd:Q42289 ]
        BIND( ROUND( ( ?ldegrees_Fahrenheit - 32 ) / 1.8 * 10)/10 as ?ldegrees_Celsius )
    }
  
    ?item p:P6591 ?st2 .
    {
        ?st2 psv:P6591  [ wikibase:quantityAmount ?hdegrees_Celsius ;  wikibase:quantityUnit wd:Q25267 ] 
        BIND ( ROUND ( ?hdegrees_Celsius * 1.8 + 32 ) as ?hdegrees_Fahrenheit )
    }
    UNION
	{ 
        ?st2 psv:P6591  [ wikibase:quantityAmount ?hdegrees_Fahrenheit ;  wikibase:quantityUnit wd:Q42289 ]
        BIND( ROUND( ( ?hdegrees_Fahrenheit - 32 ) / 1.8 * 10)/10 as ?hdegrees_Celsius )
    }
  
    OPTIONAL { ?item wdt:P625 ?coor }
    BIND( ROUND(?hdegrees_Celsius - ?ldegrees_Celsius) as ?diff_Celsius) 
    BIND( ROUND(?hdegrees_Fahrenheit - ?ldegrees_Fahrenheit) as ?diff_Fahrenheit) 
    BIND( CONCAT(str(Floor(?diff_Celsius / 10)),"0s °C") as ?layer)
    SERVICE wikibase:label { bd:serviceParam wikibase:language "en"  }    
}
ORDER BY ASC(?degrees_Celsius)
LIMIT 1000

Try it!

Units used

• Properties used: coordinate location (P625)   , minimum temperature record (P7422)   , location (P276)   , point in time (P585)   

• Features used: map (Q24515275)   

#defaultView:Map
# minimum temperatures on Earth: units used
# from https://www.wikidata.org/wiki/Property_talk:P7422
SELECT ?item ?itemLabel ?location ?locationLabel ?coor ?layerLabel
WHERE
{
	?item p:P7422 ?st . 
    {
        ?st psv:P7422  [ wikibase:quantityUnit ?layer ] 
    }
    OPTIONAL { ?st pq:P276 ?location OPTIONAL { ?location wdt:P625 ?coor0 } } 
    OPTIONAL { ?st pq:P585 ?date } 
    OPTIONAL { ?item wdt:P625 ?coor1 }
    BIND( COALESCE(?coor0, ?coor1) as ?coor)
    SERVICE wikibase:label { bd:serviceParam wikibase:language "en"  }    
}
LIMIT 1000

Try it!