Summary Table
This dataset consists of the 30-year monthly mean meteorological data measured at Rothamsted Research, Harpenden, UK, from January 1971 until December 2000.
Data is derived from daily measurements taken at the site. Mean monthly data is determined from daily data using Excel.
Rain: The mean total monthly rainfall including all precipitation (snow, rain, mist and fog) captured in a 5 inch rain gauge (mm per month)
Sunshine: The mean total hours of sunshine (hours per month)
Maximum temperature: The mean maximum monthly air temperature (degrees C)
Minimum temperature: The mean minumum monthly air temperature (degrees C)
Average temperature: The mean of the maximum and minimum air temperature (degrees C)
Soil temperature under grass 30cm: The mean monthly soil temperature under grass at 30cm depth, measured at 0900 GMT (degrees C)
Soil temperature under grass 100cm: The mean monthly soil temperature under grass at 100cm depth, measured at 0900 GMT (degrees C)
Wind: The mean monthly wind speed measured at 2 metres above ground level, averaged over 24 hours (km per hour)
Evaporation: The mean total monthly evaporation over two open water tanks installed in the spring of each year (mm per month)
Radiation: The mean daily solar radiation measured with a Kipp Solarimeter (J/cm2)
Rothamsted Research
This dataset is available under a Creative Commons Attribution Licence (4.0).
YOU MUST CITE AS: Sarah Perryman, Tony Scott, Chris Hall (2019). Dataset: Rothamsted 30-year mean meteorological data 1971-2000 Electronic Rothamsted Archive, Rothamsted Research, Harpenden, UK https://doi.org/10.23637/OARES30YrMeans7100
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Rothamsted relies on the integrity of users to ensure that datasets are used appropriately and Rothamsted Research receives suitable acknowledgment as being the originators of these data. Please review the Conditions of Use before downloading.
Rain, sun hours, max and min temp, mean temp, soil temp under grass, wind, evaporation, radiation.
This 30-year mean meteorological data contained in this spreadsheet are derived from daily data measured at Rothamsted Research.
Verification includes checks for instrument errors, for missing data and outliers.
For further information and assistance, please contact the e-RA curators, Sarah Perryman and Margaret Glendining using the e-RA email address: era@rothamsted.ac.uk