WNYNewsNow is a proud Ambassador for the NOAA Weather-Ready Nation program.Share:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to email this to a friend (Opens in new window) Photo Credit: NOAAJAMESTOWN – It will feel more like Autumn on Sunday, rather then early summer. Temperatures will eventually warm by mid-week, but with increase chances for rain. Sunday will feature plenty of sunshine across the region, although with a very cool air mass in place, temperatures will be struggling to reach 60. Temperatures will hover in the mid to upper 50’s.Another cool night for tonight. Partly cloudy skies with lows in the ranging from the upper 30’s well inland to the lower 40’s near the lake shore.Monday will be a bit warmer with highs in the mid 60’s with plenty of sunshine. A warm front will move into the area late Monday. This will allow the temperatures to reach the lower 70’s for Tuesday and mid to upper 70’s by mid to late week. With the warm front, chances for rain increase for Tuesday and Wednesday.