Here is the July sporting calender (from a UK perspective). Looks like only really the Open Golf and Formula 1 in Germany as the main worldwide sports - not much of interest really:
The month in detail:
1 CRICKET Lord's: First One-Day International, England v West Indies
1 FORMULA 1 Magny Cours: French Grand Prix
4 CRICKET Edgbaston: Second One-Day International, England v West Indies
5-8 GOLF Co Kildare: European Open
5-8 GOLF Colorado: The International
6-7 HORSE RACING Sandown Park: Eclipse meeting
7 CRICKET Trent Bridge: Third One-Day International, England v West Indies
7-29 CYCLING Tour de France
8 FORMULA 1 Silverstone: British Grand Prix
9-15 TENNIS Gstaad: Swiss Open
9-15 TENNIS Bastad: Swedish Open
9-15 TENNIS Newport: Hall of Fame Championships
11-13 HORSE RACING Newmarket: July meeting
12-15 ATHLETICS Ostrava: IAAF World Youth Championships
12-15 ATHLETICS Debrecen: European Under-23 Championships
12-15 GOLF Loch Lomond: Barclays Scottish Open
12-15 GOLF Illinois: John Deere Classic
15 ATHLETICS Sheffield: Norwich Union Grand Prix
15 MOTORCYCLING Oulton Park: British Superbikes
15 MOTORCYCLING Germany: MotoGP
16-22 TENNIS Stuttgart: Mercedes Cup
16-22 TENNIS Los Angeles: Countrywide Classic
16-22 TENNIS Amersfoort: Dutch Open
19-22 ATHLETICS Hengelo: European Junior Championships
19-23 CRICKET Lord's: First Test, England v India
19-22 GOLF Carnoustie: The Open
19-22 GOLF Milwaukee: US Bank Championship
22 FORMULA 1 German Grand Prix
22 MOTORCYCLING United States: MotoGP
22-28 DARTS Blackpool: World Matchplay
23-29 TENNIS Kitzbuhel: Generali Open
23-29 TENNIS Indianapolis: RCA Championships
23-29 TENNIS Umag: Croatia Open
23-29 TENNIS California: Women's Classic
26-29 GOLF Hamburg: Players' Championship of Europe
26-29 GOLF: Jul Angus Glen: Canadian Open
27-29 ATHLETICS Manchester: Norwich Union World Trials and Championships
27-29 HORSE RACING King George VI & Queen Elizabeth meeting
27-31 CRICKET Trent Bridge: Second Test, England v India
30-Aug 5 TENNIS Washington: Legg Mason Classic
30-Aug 5 TENNIS Sopot: Prokom Open
30-Aug 5 TENNIS California: Acura Women's Classic
30-Aug 5 TENNIS Stockholm: Nordic Light Women's Open
31 Jul-4 Aug HORSE RACING Glorious Goodwoord