Weather in Long Beach in December 2025
Average weather
Average temperature in Long Beach in December
The temperature in December is +21°C on average, with a range between a maximum of +29°C during the day and a minimum of +9°C at night.
The average maximum temperature goes down 15% by the end of the month, compared with the beginning of the month, from +20°C to +17°C.
Is Long Beach warm or cold in December?
Long Beach is typically mild in December.
Maximum temperatures go down compared to the previous month from +22°C to +19°C. The minimum temperature also goes down from +12°C to +9°C.
Pack a light jacket as it will be warm in the day and cool in the evenings.
December is one of the coolest months in Long Beach, here is the comparison with other months:
Climate in Long Beach in December
| November | December | January | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +22°C | +19°C | +19°C | ||||
| Min. temperature | ||||||
| +4°C | -1°C | 0°C | ||||
| Max. temperature | ||||||
| +35°C | +31°C | +32°C | ||||
| Rainfall | ||||||
| 29 mm | 57 mm | 81 mm | ||||
| Wind | ||||||
| 1 m/s | 1 m/s | 1 m/s | ||||
| Humidity | ||||||
| 65% | 67% | 69% | ||||
| Air pressure | ||||||
| 1015 HPa | 1017 HPa | 1017 HPa | ||||
| Sunny days | ||||||
| 13 | 13 | 12 | ||||
| Cloudy days | ||||||
| 12 | 10 | 10 | ||||
| Rainy days | ||||||
| 5 | 8 | 9 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
December weather is still as good as in November. It’s getting colder in December. From +22°C in the day, the average maximum temperature lowers to +19°C. Prepare for more rain. Average rainfall goes from 29 mm to 57 mm. Humidity rises from 65% to 67%. The average wind speed doesn’t change much during December, staying around 1 m/s. The amount of sunny days stay about the same, averaging 13 sunny days during the month.
January brings much the same weather, it remains good.
Wind
The average wind speed is 1 m/s getting up to 3 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Long Beach is gradually decreasing during December, going from 2 m/s to 1 m/s over the course of the month.
Rain
How was the weather last December in Long Beach?
Climate Change over Years
The climate in Long Beach in December has not changed much over the last 43 years.
The average temperature was the lowest in 2001 (+22°C) and the highest in 2015 (+25°C). The driest year was 1989 with only 123 mm of rainfall, and the wettest year was 2023 with 918 mm.
FAQ
Is December a good time to visit Long Beach?
Can you sunbathe in Long Beach in December?
Is Long Beach rainy in December?
Is it sunny in Long Beach in December?
Other cities in USA
Monthly weather in Long Beach
Source of the data
For this page, we’ve looked at the typical weather in Long Beach, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.
