The temperature today reached 31.7 degrees Celsius, according to the currently available data. That makes it the hottest day on record this year. Heat Warning in effect for: The hot and humid conditions are expected to continue on Tuesday. Temperatures near 30 degrees Celsius with humidity values ​​near 36 are expected again on Tuesday. Overnight lows near 18C will offer little relief from the heat. Slightly lower temperatures are expected on Wednesday. Warm and humid air can also cause air quality to deteriorate and can result in the air quality health index approaching the high risk category. The risks are greatest for young children, pregnant women, the elderly, people with chronic illnesses, and people who work or exercise outdoors. Watch for the effects of heat: swelling, rash, cramps, fainting, heat exhaustion, heatstroke, and worsening of certain health conditions. Drink plenty of water even before you feel thirsty and stay in a cool place. Look for a cool place, such as a shaded area with trees, a swimming pool, shower or bathtub, or an air-conditioned place such as a public building. Never leave people or pets inside a parked vehicle. Keep your home cool. Block out the sun by closing curtains or blinds. Heat warnings are issued when very high temperature or humidity conditions are expected to pose an increased risk of heat illness, such as heat stroke or heat exhaustion.