Try Pune(Lavasa + Lonavala + Matheran + Alibagh or Nashik). It may rain at that time. Or try Northeast or Bhutan. You guys can also go to Sri Lanka for a gun 10 days trip [stay at the South Coast for more days]
Hey Anusha, Best places to visit in summers are hill stations: 1) Kashmir ( Srinagar, Gulmarg, Pahalgam, Sonmarg ). 5 Days budget itinerary of Kashmir : Day0: Arrive in Jammu and take a sharing jeep to Srinagar ( 10 hours- Rs 500). Or you can take a cab to Banihal ( Rs400 ) then from Banihal take a train to Srinagar ( 1.5 hours- Rs20) Day1: Local sightseeing of Srinagar - Dal Lake, Shalimar Bagh, Nishat Bagh, Betaab Valley and old Srinagar city. The distance of gardens is 15km from the main city Day2 : Srinagar-> Sonmarg-> Srinagar. Spend at least one night at Shikara houseboat in Dal lake of Srinagar Day3: Sringar-> Gulmarg ( 3hours - 56KM).Visit Tangmarg town on the way to Gulmarg. Do activities like Gondola cable car, Ski and horse ride in Gulmarg Day4: Gulmarg-> Pahalgam ( 5 hours - 150KM). Visit Saffron fields of Pampora, Awantipura ruins and Bijbehara village on the way to Pahalgam. Spend the night at Pahalgam Day5: Pahalgam to Srinagar 2) Dharamshala - 4 Days itinerary https://www.tripoto.com/trip/four-day-itinerary-of-dharamshala-5bbf6eb477505?ref=mobwapp&source=awp 3) Darjeeling and Sikkim - Itinerary https://www.tripoto.com/trip/how-to-plan-for-darjeeling-and-sikkim-in-minimum-budget-5bacb0a591c80?ref=mobwapp&source=awp 4) Leh Round Trip - Itinerary You can visit Leh via road only from June to October as in rest of the months road get blocked due to snowfall. Ladakh trip cost : 1) Via Road in June to October ( only time when roads remain open ) a)Bike on Rent from Delhi : It will cost you total 20k per person if you go with your friend on single bike. b) Sharing Jeep from Manali : it will cost you approx 18k per person. 2)Via Air in rest of the months It will depend on air tickets( normally 5k per person from Delhi). Then it will cost you total 20k per person. This all is rough idea of cost. So always keep +5k extra with you. You can also do a round trip Delhi to Manali to Leh to Srinagar to Delhi : Day 1 &2 Delhi to Manali to Leh Day3 Local sightseeing - Hall of Fame, Shanti Stupa, Gurudwara Pathar Sahib, Thikse monastery, Leh Palace Day4 Rafting In Zanskar river- Highest point for rafting in the world Day5&6&7 Khardung La pass, Nubra Valley, Pangong Tso Day8 Leh to Srinagar Day9&10&11 Srinagar, Gulmarg, Pahalgam Day12 Srinagar to Jammu Day13 Jammu to Delhi 5) Spiti Valley 6) Shimla and Kullu-Manali 7) Parvati Valley Happy travelling!!!!