Though untimely, the temperatures in Montana haven't caused any heat-related deaths, state officials said.

CNN: Northwest heat endangers crops

The EAW said the heat-related deaths were a natural occurrence, not uncommon, which started in Mid May.

BBC: Cockle deaths blamed on weather

Another three heat-related deaths were reported in Rock County, Wisconsin, according to Chief Deputy Coroner Louis Smit.

CNN: July 7, 2012 -- Updated 0222 GMT (1022 HKT)

Nearly half of those deaths were caused by exposure to the cold--twice the number of heat-related deaths and more than all of the combined deaths resulting from lightning, storms, floods, earthquakes, landslides and other natural events.

FORBES: Magazine Article

This cool-down follows a heat wave that roasted much of the country for more than a week and contributed to dozens of heat-related deaths, including 18 in Maryland and 10 in Virginia, according to state officials.

CNN: Past 12 months warmest ever recorded in United States

Last year, it reported 206 heat-related deaths.

CNN: Heat wave sweeps across U.S. Northeast

The recent heat wave that has fried much of the country, ruined crops and led to heat-related deaths has again raised the question of whether this and other extreme weather events can be attributed to human-induced climate change.

FORBES: Summer of the Shark, Global Warming Edition

Studies of weather-related mortality have found that with heat-related deaths there tends to be a significant level of death "displacement" - put bluntly those who were likely to die anyway simply died sooner, so the period after a heat wave tends to see fewer than average deaths.

BBC: How cold turns up the heat on health