53rd week of year 1237

Monday, December 28, 1237 — Sunday, January 3, 1238

• Monday, December 28, 1237
• Tuesday, December 29, 1237
• Wednesday, December 30, 1237
• Thursday, December 31, 1237
• Friday, January 1, 1238
• Saturday, January 2, 1238
• Sunday, January 3, 1238