This report describes the historical weather record at the Richard Lloyd Jones Jr. Airport (Tulsa County, Oklahoma, United States) during 1989. This station has records back to December 1980.
Tulsa County, Oklahoma has a warm humid temperate climate with hot summers and no dry season. The area within 25 mi of this station is covered by grasslands (80%), forests (11%), built-up areas (7%), and lakes and rivers (3%)
Daylight saving time (DST) was observed at Tulsa County, Oklahoma during 1989. There were two time changes during 1989:
1989 was not a leap year, so it has 365 days and no February 29th. The first leap year before 1989 was 1988 and the first after was 1992.
The summer and winter solstices and the spring and fall equinoxes mark the passing of the seasons. They fall on nearly the same day each year, with differences of a day or two depending on the year. In 1989 they occurred on:
|Spring Equinox||Monday, 20 March 1989.|
|Summer Solstice||Wednesday, 21 June 1989.|
|Fall Equinox||Saturday, 23 September 1989.|
|Winter Solstice||Thursday, 21 December 1989.|
This station did not reliably report air temperature during1989.
This station did not reliably report the cloud coverage during1989.
Either snow is exceptionally rare at this location or this station did not reliably report it during 1989.
This station did not reliably report relative humidity during 1989.
This station did not reliably report the dew point during 1989.
This station did not reliably report the wind speed or direction during 1989.
This station did not reliably report the visibility during 1989.
This station did not reliably report the cloud ceiling during 1989.