The last human case reported in Cascade County was in 2015, according to a press release from the Cascade City-County Health Department.
The two individuals were between 60 and 79 years old, officials said.
The mosquitoes can then spread the virus to animals and humans.
DPH officials said that many people do not develop symptoms of West Nile Virus, but 1 and 150 people develop serious illness.
Cases generally tend to spike during the summer and fall months, between June and September, when activity is the most common.
The warmer weather has contributed to a sharp increase in the number of West Nile virus infected mosquitoes in Saskatchewan, the health authority indicated in a media release Friday.
West Nile fever generally resolves itself without treatment, but unsafe brain infections such as encephalitis or meningitis can develop in 1 out of 150 people, according to the press release.
Meteor shower of the year coming up
These internationally recognized areas possess an exceptional quality of starry nights, making them ideal for shows like this one. The Perseids are made up of pieces of space debris that originate from comet 109P/Swift-Tuttle, which was discovered in 1862.
How to See the Amazing Perseid Meteor Shower in August 2018
The Perseid meteor shower occurs every year when the Earth passes through the cloud of debris left by Comet Swift-Tuttle. Earth passes through the path of Swift-Tuttle's debris from July 17 to August 24, with the peak coming August 11-13.
Big-spending Everton snap up Barcelona duo
Manchester United had been competing with the Toffees for Mina, but the Old Trafford club pulled out of negotiations that morning. According to Sky Sports, the 24-year old is having a medical at Spanish City to save on time as the Transfer Deadline nears.
About 80 per cent of people bitten by an infected mosquito don't show any symptoms at all, Miller said.
"Early symptoms can include fever, muscle weakness, stiff neck, confusion, severe headache, sudden sensitivity to light, tremors, numbness, or vision loss".
Since 1999, when the virus was first detected in CT, cases have cropped up ever year.
Experts recommend using insect repellent, avoiding the peak mosquito feeding times of dawn and dusk and wearing loose fitting clothing.
Health officials say the virus has been detected in 169 mosquito samples from across the state.
People of any age can become sick from the virus but those aged 50 and above, or who have weak immune systems, have the highest risk, according to the World Health Organization.