It may turn more unsettled and cooler later in the week. Weatherman Derek Brockway added: "Plenty of fine and dry weather to come in the week ahead. Humidity: 96: Wind Speed: Vrbl 6 mph: Barometer: 29.67 in (1004.9 mb). Temperatures will drop again by Friday and some summer showers are forecast but it's still expected to be warm with numbers expected to be in the high teens across Wales. Bar Harbor, Hancock County-Bar Harbor Airport (KBHB) Lat: 44.45° N Lon: 68.37° W Elev: 82 ft. However the BBC states it could be as high as 27C on Thursday, leaving plenty to look forward to this week. United States Bar Harbor, Maine Long Range Weather Forecast Helping You Avoid Bad. The 7 day weather forecast summary for Bar Harbor: Reviewing the forecast for Bar Harbor Over the next 7 days and the average daytime maximum temperature will be around 23C, with a high for the week of 27C expected on the afternoon of Sunday 19th. The Met Office predicts highs of 24C for Wales with "plenty of warm sunshine for all" in the coming week. Calendar overview of Months Weather Forecast. With the longest day approaching on Tuesday 21, June, there couldn't be a better time for it either. Bar Harbor, Hancock County-Bar Harbor Airport, ME, United States (KBHB) 44-27N 068-22W. Bar Harbor, ME Current Weather Conditions. Please confirm this forecast with the forecast issued from your local weather bureau. 6:12 AM EDT Sun May 29 2022.BEACH HAZARDS STATEMENT IN EFFECT THROUGH MONDAY EVENING. After an abrupt end to Friday's heatwave people in Wales will be happy to hear that the country is forecast for more great weather throughout the coming week. This WeatherCity Weather Forecast for Bar Harbor, Maine, United States is computed using a computer-generated forecast model and should be considered experimental.