If you are a banker, Abbottabad has only banking industry. so hopefully no issue at all. Abbottabad is hotter in summers as well, especially you defo need AC in your car. Sometimes, even in your house depends where you are living in Abbottabad and so. Abbottabad n Islamabad k weather me 5,6 degrees ka he difference hota zada nahi. Yes, weather is still pleasant in Abbottabad. Educational Institutes? Its also known as city of schools but trust me there are only 3,4 schools to be consider only. But, still it depends how old are your kids.
Islamabad average hits 45 in summers and Abbottabad average 38 to 40. Hot weather is june, july, august, sometimes september too, same in abbottabad. Well if you are from Sindh, you dont need to worry about summer weathers in these cities. Ask about winter seasons, proper winters december to feb.
Living cost in galiyat side is extremely high. In abbottabad, it only have this double road, which is wide enough, bad driving habits and no alternatives roads.
I recently travel (in off peak season) to Balakot & near places. And it takes only 1 or 1.5 hour to cross Abbottabad
you are lucky enough to cross in 1 to 1,5 hours bro, sometimes you need this time to cross oly half of the city.