![]() ![]() Records prior to 1972 have been converted to millimetres (rounded to one decimal place) from inches: there may be minor differences between the sum of daily values and the monthly total owing to cumulative rounding errors.įull details on the source and derivation of the records, raingauge exposures, times of observations, etc. Records may differ slightly from previously published data owing to inclusion of new information or corrections. Estimates have been made to cover minor periods of missing data. Monthly rainfall totals are available for sites in Oxford from 1767, including partial records from the Radcliffe Observatory site from 1772 daily records are available from 1827, although some caution needs to be exercised with regard to these until 1853, as some may represent multi-day accumulations. are given in Oxford Weather and Climate since 1767, Appendix 1. Full details on the source and derivation of the records, thermometer exposures, times of observations, etc. Note that, for records prior to 1925, the monthly mean temperature may differ slightly from the mean of the daily values, or previously published data, owing to the inclusion of minor corrections for exposure and terminal hour variations prior to that date. ![]() Records prior to 1972 have been converted to degrees Celsius (rounded to one decimal place) from degrees Fahrenheit: some original values are given only to 1 degF resolution. Daily grass minimum temperatures are available from December 1930. ![]() Until 1849, the thermometers were exposed on a north wall since August 1849, they have been exposed in a thermometer screen, of the Stevenson type since December 1878. Monthly, seasonal and annual temperature means are available from December 1813. Daily maximum and minimum temperatures are available from April 1815 estimates have been made to cover minor periods of missing data. ![]()
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