Around the world there would have been a wide variety of weather, from hot to cold, dry to wet, calm to stormy and so on. So there is no single answer to the question.
December Flower - 1987 TV was released on: USA: 20 February 1987
Werewolf - 1987 Eye of the Storm 1-20 was released on: USA: 6 December 1987
CBS This Morning - 1987 1993-12-20 was released on: USA: 20 December 1993
Tariel Zintiridis was born on December 20, 1987.
Tariel Zintiridis was born on December 20, 1987.
Zoe Warner was born on December 20, 1987.
Jaws The Revenge - 1987 was released on: USA: 17 July 1987 UK: 23 July 1987 Ireland: 21 August 1987 Japan: 29 August 1987 El Salvador: 12 September 1987 Australia: 3 December 1987 Portugal: 18 December 1987 Brazil: 25 December 1987 Finland: 25 December 1987 France: 25 December 1987 Sweden: 25 December 1987 Peru: 1988 West Germany: 7 January 1988 Netherlands: 28 January 1988 Hungary: 20 July 1989
Frontline - 1983 Apartheid Part 5 1987 5-20 was released on: USA: 16 December 1987
Rando Lee was born on December 20, 1987, in Estonia.
Married with Children - 1987 You Better Watch Out 2-13 was released on: USA: 20 December 1987 Finland: 15 December 1989
Christmas Comes to Willow Creek - 1987 TV was released on: USA: 20 December 1987
The Tracey Ullman Show - 1987 2-11 was released on: USA: 20 December 1987