Both lactose intolerance and milk allergies can have the same symptoms, but milk allergy involves the immune system whereas lactose intolerance involves the digestive system, Kidshealth.org says.
Guide to California weather in December. The average maximum daytime temperature in California in December is a comfortable 20Â°C (68Â°F). The average night-time temperature is usually a cool 8Â°C (46Â°F). There are usually 7 hours of bright sunshine each day, which represents 69% of the 10 hours of daylight.
Weather in Sacramento in December. The average maximum daytime temperature in Sacramento in December is a cool 11Â°C (52Â°F). There are usually 5 hours of bright sunshine each day, which represents 48% of the 10 hours of daylight. Expect 73mm (2.9 inches) of rainfall across the whole of December with 9 days with some rain falling.