Hepatitis B is a serious infection that affects the liver. It is caused by the hepatitis B virus. 1  In 2009, about 38,000 people became infected with hepatitis B.  Each year about 2,000 to 4,000 people die in the United States from cirrhosis or liver cancer caused by hepatitis B.
Nearly every day in April warms to over 60 Â°F (21 Â°C) in Las Vegas. The city averages 3 days this month when the thermometer reaches into the 90s Â°F (over 32 Â°C). Temperatures above 100 Â°F (38 Â°C) are not expected here during April. At night, the thermometer dips to 50 Â°F (10 Â°C) or below on 5 days.
Las Vegas: Annual Weather Averages. July is the hottest month in Las Vegas with an average temperature of 34Â°C (92Â°F) and the coldest is December at 8Â°C (46Â°F) with the most daily sunshine hours at 13 in August. The wettest month is August with an average of 14mm of rain. Loading weather data.