Considering that it is truly pain in left lung and not pain in left CHEST there are several causes like Infection, embolism, cancer , pneumothorax. Left CHEST pain however could be caused by the above in addition to the the following : musculoskeletal pain , trauma, myocardial infarction. Views Â· 1 Upvote.
Days of Hot Weather in San Francisco. San Francisco averages just two days a year when the temperature reaches 90 degrees Fahrenheit, and none over 100. No matter how warm the day, at night the temperature always cools to less than 70 degrees.The city's hottest days usually occur in September and October.an Francisco averages just two days a year when the temperature reaches 90 degrees Fahrenheit, and none over 100. No matter how warm the day, at night the temperature always cools to less than 70 degrees.
To find out how often it rises over 60, 70 or 80 Â°F each month in San Francisco, scroll down farther. There are also counts of nights with warm temperatures and days with cold weather. The weather data were recorded in downtown San Francisco near the corner of Buchanan and Hermann Streets. All the numbers are averages, based on climate statistics gathered from 1981 to 2010.