The July weather guide for Poland shown below is for Warsaw. Weather in Poland in July. The average maximum daytime temperature in Poland in July is a warm 24Â°C (75Â°F). There are usually 8 hours of bright sunshine each day, which represents 47% of the 16 hours of daylight. Expect 72mm (2.8 inches) of rainfall across the whole of July with 13 days with some rain falling. Maximum UV levels will be high (6 UV index) at midday when the skies are clear. The average night-time temperature is usually a cool 13Â°C (55Â°F). The weather in Poland in July is represented by Warsaw.
In 1893, exactly 119 years ago Monday, Chicago surgeon Daniel Hale Williams performed the first successful open-heart surgery, in what would become both a significant medical advancement, and a huge step in the fight for equality, since Williams was one of the nation's few black cardiologists at the time.
Cooley and his associates performed the first heart transplant in the United States on May 3, 1968, at St. Luke's Hospital in Houston. The first transplant patient, Everett Thomas, lived for 204 days with the heart donated from a fifteen-year-old girl.ooley and his associates performed the first heart transplant in the United States on May 3, 1968, at St. Luke's Hospital in Houston. The first transplant patient, Everett Thomas, lived for 204 days with the heart donated from a fifteen-year-old girl.