Abu Dhabi: The UAE is expected to experience typically hot early-summer conditions during Arafat Day and Eid Al Adha later this month, with daytime temperatures forecast to range between 39°C and 42°C, according to  Ibrahim Al Jarwan, Chairman of the Board of Directors of the Emirates Astronomical Society and member of the Arab Union for Astronomy and Space Sciences. According to Al Khaleej newspaper, Al Jarwan said overnight temperatures during the holiday period are expected to range between 25C and 28C.  He added that conditions in Mecca and surrounding holy sites during Arafat Day and Eid Al Adha are usually extremely hot and close to the peak of summer, with clear skies, very limited chances of rainfall and intense daytime heat, particularly between noon and late afternoon.…