What temperature should the water be?

Keep the temperature between 72 to 80 degrees F. (22 to 27 degree C.). Breeding is more active in warmer water.

Keep guppies of;
0-4 months of age at 78-80 deg. F (26 to 27 deg. C),
5-8 months at 75-77 deg. F (24 to 25 deg. C) and
9-12 months at 72-74 (22 to 23 deg. C).