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A heating system for warming and drying the grip of a golf club includes an electric heating element and a first electrical connector for the grip, and a second electrical connector and a power supply for the golf bag. The first electrical connector and the second electrical connector electrically e

A heating system for warming and drying the grip of a golf club includes an electric heating element and a first electrical connector for the grip, and a second electrical connector and a power supply for the golf bag. The first electrical connector and the second electrical connector electrically engage when the golf club is inserted into the golf bag, thereby energizing the electric heating element.

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1. A heating system for grips for golf clubs, the heating system comprising:a plurality of heater assemblies adapted for positioning on the golf clubs adjacent to the grips, each of the heater assemblies comprising a heating element and a first electrical connector electrically connected to the heat

1. A heating system for grips for golf clubs, the heating system comprising:a plurality of heater assemblies adapted for positioning on the golf clubs adjacent to the grips, each of the heater assemblies comprising a heating element and a first electrical connector electrically connected to the heating element; anda golf club bag including an electric power supply and a plurality of second electrical connectors electrically connected to the power supply, wherein the second electrical connectors are configured to electrically engage the first electrical connectors to energize the heating elements when the golf clubs are positioned in the golf bag. 2. The golf club grip heating system of claim 1, wherein each of the heating elements comprises an electric resistance heat strip, heating rod, or wire. 3. The golf club grip heating system of claim 1, wherein the golf club has a shaft, and wherein each of the heating elements is adapted to be positioned between the corresponding golf club shaft and the grip, to be positioned within the golf club shaft, or to be formed into the grip as a unitary piece. 4. The golf club grip heating system of claim 1, wherein each of the heater assemblies includes at least one conductor connecting the first electrical connector to the heating element, and further comprising an opening defined in the grip or the first connector of each of the golf clubs that is configured to receive the corresponding conductor therethrough. 5. The golf club grip heating system of claim 1, wherein each of the heater assemblies includes at least one end cap adapted to be coupled to one of the golf clubs, wherein the corresponding first electrical connector extends from and is part of the end cap. 6. The golf club grip heating system of claim 1, wherein the first or the second electrical connectors are female connectors and the other of the first and the second electrical connectors are male connectors, wherein each of the female connectors comprises a receptacle with tapered walls for receiving one of the male connectors. 7. The golf club grip heating system of claim 1, wherein each of the first electrical connectors comprises a center contact and a concentric ring contact, and each of the second electrical connectors comprises a center contact and a peripheral inwardly biased contact, wherein when the clubs are inserted into the bag the first center contact electrically engages the second center contact and the first concentric ring contact electrically engages the second peripheral inwardly biased contact. 8. The golf club grip heating system of claim 1, wherein the first electrical connectors are positionable at a gripping end of the golf clubs, and the golf club bag includes a shell for receiving the golf clubs and a base with the second electrical connectors coupled thereto and extending into the shell. 9. The golf club grip heating system of claim 1, wherein the golf club bag includes compartments for receiving the golf clubs, and at least one of the second electrical connectors is disposed in at least one of the compartments. 10. The golf club grip heating system of claim 9, wherein the golf club bag compartments are formed by divider walls, and further comprising guides coupled to the divider walls and configured to urge the golf clubs into alignment with the corresponding second electrical connectors. 11. The golf club grip heating system of claim 9, wherein the golf club bag shell has a top and the compartments are formed by divider walls that are tapered to form smaller cross-sectional compartments adjacent the base than adjacent the top to urge the golf clubs into alignment with the corresponding second electrical connectors. 12. A heater assembly for a grip for a golf club and for use with a golf club bag having a plurality of second electrical connectors electrically connected to an electric power supply, the heater assembly comprising:a heating element adapted for installing on the golf club adjacent the g rip; anda first electrical connector electrically connected to the heating element, the first electrical connector adapted for electrically engaging one of the second electrical connectors to energize the heating element when the golf clubs are positioned in the golf bag. 13. The heater assembly of claim 12, wherein the heating element comprises an electric resistance heat strip, heating rod, or wire. 14. The heater assembly of claim 12, wherein the golf club has a shaft and wherein the heating element is adapted to be positioned between the golf club shaft and the grip, to be positioned within the golf club shaft, or to be formed into the grip as a unitary piece. 15. The heater assembly of claim 12, wherein the first electrical connector includes at least one conductor connected to the heating element, and further comprising an opening defined in the grip or the first connector that is configured to receive the conductor therethrough. 16. The heater assembly of claim 12, further comprising at least one end cap adapted to be coupled to the golf club, wherein the first electrical connector extends from and is part of the end cap. 17. The heater assembly of claim 12, wherein the first electrical connector is a female connector comprising a contact and a receptacle with tapered walls for receiving and guiding one of the second connectors into engagement with the contact. 18. The heater assembly of claim 12, wherein the first electrical connector comprises a center contact and a concentric ring contact for being received and guided into engagement with one of the second connectors. 19. The heater assembly of claim 12 in combination with the grip. 20. The heater assembly of claim 19 in combination with the golf club. 21. A golf club bag for use with heater assemblies for grips for golf clubs, the heater assemblies each comprising a heating element electrically connected to a first electrical connector, the golf club bag comprising:an electric power supply mounted in or to the golf club bag; anda plurality of second electrical connectors electrically connected to the power supply and configured to electrically engage the first electrical connectors to energize the heating elements when the golf clubs are positioned in the golf bag. 22. The golf club bag of claim 21, further comprising a shell for receiving the golf clubs and a base with the second electrical connectors coupled thereto and extending into the shell. 23. The golf club bag of claim 21, further comprising compartments for receiving the golf clubs, wherein at least one of the second electrical connectors is disposed in at least one of the compartments. 24. The golf club bag of claim 23, wherein the compartments are formed by divider walls, and further comprising guides coupled to the divider walls and configured to urge the golf clubs into alignment with the corresponding second electrical connectors. 25. The golf club bag of claim 23, wherein the shell has a top and the compartments are formed by divider walls that are tapered to form smaller cross-sectional compartments adjacent the base than adjacent the top to urge to the golf clubs into alignment with the corresponding second electrical connectors. 26. The golf club bag of claim 21, further comprising electric controls electrically connected to the electric power supply. 27. The golf club bag of claim 21, wherein the golf club bag includes at least one pocket, and further comprising a secondary heater assembly disposed in the pocket and electrically connected to the power supply. 28. The golf club bag of claim 21 in combination with the heater assemblies. 29. The golf club bag of claim 28 in combination with the grips. 30. The golf club bag of claim 29 in combination with the golf clubs. 31. A heating system for a grip of a golf club, comprising:a heating element adapted for mounting to the golf club adjacent to the grip;a housing for a portable electric power supply adapted for mounting within the golf club and elec trically connecting to and energizing the heating element, wherein the housing has an outward flange that extends into a gap between the heating element and a flange on the grip to secure the housing in place. 32. The heating system of claim 31 in combination with the grip. 33. The heating system of claim 32 in combination with the golf club. 34. A method of modifying a golf club to heat a golf club grip when used with a golf club bag having second electrical connectors electrically connected to an electric power supply, the method comprising:providing a heater assembly including a heating element and a first electrical connector electrically connected to the heating element;mounting the heating element to the golf club;mounting the grip to the golf club; andmounting the first electrical connector to the golf club or to the grip so that when the club is inserted into the golf club bag the first electrical connector electrically engages the second electrical connector to energize the heating element. 35. The method of claim 34, wherein the heating element and the golf club grip are provided as a unitary piece, and wherein the steps of mounting the heating element to the golf club and mounting the grip to the golf club are accomplished together in one step. 36. A heating system for a grip for a golf club, the heating system comprising:at least one heating element adapted for positioning adjacent to the grip; anda golf club bag including an electric power supply, wherein the heating system is configured to electrically connect the heating element to the electric power supply to energize the heating element when the golf club is positioned in the golf bag.