Grover Beach Weather in December

December in Grover Beach sees daytime temperatures around 18°C (64°F) and lows of 6°C (43°F) at night. As the wettest month of the year, keep in mind that rainfall is at its highest.

Rainfall in Grover Beach in December

Being the wettest month, having an umbrella on standby can help you avoid getting caught in the rain. Past climate data indicates that roughly 8 days will see rain, totalling around 69 mm (2.7 in) for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Grover Beach in December

Daytime temperatures in Grover Beach reach 18°C (64°F) in December, dropping to 6°C (43°F) at night. Conditions are often most pleasant around the middle of the day. At 6°C (43°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions. While this month has some of the cooler temperatures of the year, it's far from cold and remains pleasant.

Sunshine in Grover Beach in December

Enjoy a sunny month with about 220 hours of sunshine, the clear skies make Grover Beach even more beautiful.

If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Grover Beach. Our weather planner can help you explore destinations with more pleasant weather conditions.