Weather Data

Units in API response

API response parameters with available units of measurement

Table below contains paramers, their description and units of measure for standard, imperial and metric systems of measurement.

Please note, that parameter names and their descriptions and data format of API responce may slightly differ from products documentation, but have the same physical meaning.

Parameter	Description	Standard	Metric	Imperial
`dt`	Data	unix, UTC	unix, UTC	unix, UTC
`start`	Date and time of the start	unix, UTC	unix, UTC	unix, UTC
`end`	Date and time of the end	unix, UTC	unix, UTC	unix, UTC
`timezone`	Shift in seconds from UTC	unix, UTC	unix, UTC	unix, UTC
`sunrise`	Sunrise time	unix, UTC	unix, UTC	unix, UTC
`sunset`	Sunset time	unix, UTC	unix, UTC	unix, UTC
`lat`	Latitude	-	-	-
`lon`	Longitude	-	-	-
`temp`	Temperature	Kelvin	Celsius	Fahrenheit
`temp`	Accumulated indicator (only for Accumulated parameters)	Kelvin	Kelvin	Kelvin
`temp_min`	Minimum temperature	Kelvin	Celsius	Fahrenheit
`temp_max`	Maximum temperature	Kelvin	Celsius	Fahrenheit
`temp.day`	Temperature at 12:00 local time	Kelvin	Celsius	Fahrenheit
`temp.night`	Temperature at 00:00 local time	Kelvin	Celsius	Fahrenheit
`temp.eve`	Temperature at 18:00 local time	Kelvin	Celsius	Fahrenheit
`temp.morn`	Temperature at 06:00 local time	Kelvin	Celsius	Fahrenheit
`feels_like`	Temperature in account with the human perception of weather	Kelvin	Celsius	Fahrenheit
`feels_like.day`	Temperature at 12:00 local time in account with the human perception of weather	Kelvin	Celsius	Fahrenheit
`feels_like.night`	Temperature at 00:00 local time in account with the human perception of weather	Kelvin	Celsius	Fahrenheit
`feels_like.eve`	Temperature at 18:00 local time in account with the human perception of weather	Kelvin	Celsius	Fahrenheit
`feels_like.morn`	Temperature at 06:00 local time in account with the human perception of weather	Kelvin	Celsius	Fahrenheit
`road.temp`	Road surface temperature	Kelvin	Celsius	Fahrenheit
`temp_record_min`	Absolute temperature minimum based on all historical measurements	Kelvin	Kelvin	Kelvin
`temp_record_max`	Absolute temperature maximum based on all historical measurements	Kelvin	Kelvin	Kelvin
`temp_average_min`	Average of all minimum temperature values	Kelvin	Kelvin	Kelvin
`temp_average_max`	Average of all maximum temperature values for this day	Kelvin	Kelvin	Kelvin
`temp_median`	The median value of the temperature	Kelvin	Kelvin	Kelvin
`temp_mean`	Average of all temperature measurements	Kelvin	Kelvin	Kelvin
`temp_p25`	The first quartile of the temperature	Kelvin	Kelvin	Kelvin
`temp_p75`	The third quartile of the temperature	Kelvin	Kelvin	Kelvin
`temp_st_dev`	The standard deviation of the temperature	Kelvin	Kelvin	Kelvin
`pressure`	Atmospheric pressure	hPa	hPa	hPa
`sea_level`	Atmospheric pressure on the sea level	hPa	hPa	hPa
`grnd_level`	Atmospheric pressure on the ground level	hPa	hPa	hPa
`pressure_min`	Absolute pressure minimum based on all historical measurements	hPa	hPa	hPa
`pressure_max`	Absolute pressure maximum based on all historical measurements	hPa	hPa	hPa
`pressure_median`	The median value of the pressure	hPa	hPa	hPa
`pressure_mean`	Average of all pressure measurements	hPa	hPa	hPa
`pressure_p25`	The first quartile of the pressure	hPa	hPa	hPa
`pressure_p75`	The third quartile of the pressure	hPa	hPa	hPa
`pressure_st_dev`	The standard deviation of the pressure	hPa	hPa	hPa
`humidity`	Humidity	%	%	%
`humidity_min`	Absolute humidity minimum based on all historical measurements	%	%	%
`humidity_max`	Absolute humidity maximum based on all historical measurements	%	%	%
`humidity_median`	The median value of the humidity	%	%	%
`humidity_mean`	Average of all humidity measurements	%	%	%
`humidity_p25`	The first quartile of the humidity	%	%	%
`pressure_p75`	The third quartile of the humidity	%	%	%
`humidity_st_dev`	The standard deviation of the humidity	%	%	%
`visibility`	Visibility	m	m	m
`speed`	Wind speed	meter/sec	meter/sec	miles/hour
`deg`	Wind direction	meteorological degrees	meteorological degrees	meteorological degrees
`gust`	Wind gust	meter/sec	meter/sec	miles/hour
`wind_min`	Absolute wind speed minimum based on all historical measurements	meter/sec	meter/sec	meter/sec
`wind_max`	Absolute wind speed maximum based on all historical measurements	meter/sec	meter/sec	meter/sec
`wind_median`	The median value of the wind speed	meter/sec	meter/sec	meter/sec
`wind_mean`	Average of all wind speed measurements	meter/sec	meter/sec	meter/sec
`wind_p25`	The first quartile of the wind speed	meter/sec	meter/sec	meter/sec
`wind_p75`	The third quartile of the wind speed	meter/sec	meter/sec	meter/sec
`wind_st_dev`	The standard deviation of the wind speed	meter/sec	meter/sec	meter/sec
`clouds`	Cloudiness	%	%	%
`rain`	Precipitation volume	mm	mm	mm
`rain`	Precipitation accumulation indicator (only for Accumulated parameters)	mm	mm	mm
`rain.1h`	Rain volume for last hour	mm	mm	mm
`rain.1h`	Precipitation (only for One Call 3.0)	mm/h	mm/h	mm/h
`rain.3h`	Rain volume for last 3 hours	mm	mm	mm
`snow`	Precipitation volume	mm	mm	mm
`snow.1h`	Snow volume for last hour	mm	mm	mm
`snow.1h`	Precipitation (only for One Call 3.0)	mm/h	mm/h	mm/h
`snow.3h`	Snow volume for last 3 hours	mm	mm	mm
`pop`	Probability of precipitation	%	%	%
`precipitation`	Precipitation (only for One Call 3.0 minutely section)	mm/hour	mm/hour	mm/hour
`precipitation`	Precipitation volume	mm	mm	mm
`precipitation_intensity`	Intensity of precipitation	mm/hour	mm/hour	mm/hour
`precipitation.snow`	Snow water equivalent	mm	mm	mm
`precipitation.rate`	Intensity of precipitation	mm/s	mm/s	mm/s
`precipitation.fr_rain`	Freezing rain	mm	mm	mm
`precipitation.ice`	Ice pellets	mm	mm	mm
`convective`	Convective precipitation	mm	mm	mm
`accumulated`	Accumulated volume of precipitation	mm	mm	mm
`precipitation_min`	Absolute precipitation volume minimum based on all historical measurements	mm	mm	mm
`precipitation_max`	Absolute precipitation volume maximum based on all historical measurements	mm	mm	mm
`precipitation_median`	The median value of the precipitation volume	mm	mm	mm
`precipitation_mean`	Average of all precipitation volume measurements	mm	mm	mm
`precipitation_p25`	The first quartile of the precipitation volume	mm	mm	mm
`precipitation_p75`	The third quartile of the precipitation volume	mm	mm	mm
`precipitation_st_dev`	The standard deviation of the precipitation volume	mm	mm	mm
`dew_point`	Temperature of dew point	Kelvin	Celsius	Fahrenheit
`snow_deep`	Depth of snow	cm	cm	cm
`uvi`	UVI index	W/m²	W/m²	W/m²
`radiation.ghi_cs`	Global Horizontal Irradiance	W/m²	W/m²	W/m²
`radiation.dni_cs`	Direct Normal Irradiance	W/m²	W/m²	W/m²
`radiation.dhi_cs`	Diffuse Horizontal Irradiance	W/m²	W/m²	W/m²
`components.co`	Сoncentration of CO	μg/m³	μg/m³	μg/m³
`components.no`	Сoncentration of NO	μg/m³	μg/m³	μg/m³
`components.no2`	Сoncentration of NO₂	μg/m³	μg/m³	μg/m³
`components.o3`	Сoncentration of O₃	μg/m³	μg/m³	μg/m³
`components.so2`	Сoncentration of SO₂	μg/m³	μg/m³	μg/m³
`components.pm2_5`	Сoncentration of PM_2.5	μg/m³	μg/m³	μg/m³
`components.pm10`	Сoncentration of PM₁₀	μg/m³	μg/m³	μg/m³
`components.nh3`	Сoncentration of NH₃	μg/m³	μg/m³	μg/m³

Product list

In this section you could find list of products where choice of units of measurement is available and not applicable.

Products for which standard, imperial and metric units are available are collected below:

Please note, that for parameters related to precipitation, rain and snow only mm and mm/h as units of measure are available for standard, imperial and metric systems of measurement.

Please find below the list of products for which there are no units selection: