Wolfram Research

Orbital Variations and Insolation Database

Dataset of insolation values at different latitudes from 5000000 cal yr BP (-4998050 CE) to 0 cal yr BP (1950 CE)

Fog Frequency by WMO Station

Average annual and monthly number of days with fog for 22 nations

Paleoclimate Data Records Derived from the Vostok Ice Core

Datasets of CO2 concentration and temperature historical records derived from the air and isotopes trapped in the ice core

Sample Data: Buffalo Snow

Snow accumulations in Buffalo

Dust Frequency by WMO Station

Average annual and monthly number of days with dusty weather for Iran, Jordan, and Saudi Arabia

Thunder Frequency by WMO Station

Average annual and monthly number of days with thunder

Rain Frequency by WMO Station

Average annual and monthly number of days with rain for 28 nations

Snowfall Frequency by WMO Station

Average annual and monthly number of days with snowfall for 9 nations

Western Europe Grape Harvest

Western Europe 650 year Grape Harvest Data from 1354 to 2007

Overcast Frequency by WMO Station

Average annual and monthly number of days without sunshine

Hadley Center Central England Temperature (HadCET) Dataset

The CET dataset is the longest instrumental record of temperature in the world