Big Bear Lake (CA) Temperatures: Monthly Averages and Year-Round Insights
On this page, we’ll explore Big Bear Lake’s temperature statistics in detail, including day and night variations and monthly averages. We’ll also compare the annual temperature to other cities in the United States of America.
Monthly Temperature Averages
The climate in Big Bear Lake is known for significant temperature differences throughout the year. Average maximum daytime temperatures reach a warm 27°C in July. In December, the coolest month of the year, temperatures drop to a cold 9°C. At night, expect even cooler temperatures, with lows averaging around -6°C.
The chart below illustrates the average maximum day and minimum night temperatures in Big Bear Lake by month:
The minimum temperature is often recorded between 4 AM and 6 AM, while the highest temperature is usually reached at 3 PM. During this time the sun's heating effect is the strongest.
The chart below shows the average temperature throughout the year:
December, the city’s coldest month, receives about 136 mm of rainfall spread over roughly 8 days. For more information, please visit our Big Bear Lake Precipitation page.
Annual Temperatures in the United States of America Compared
The map below shows the annual temperature across the United States of America. You can also select the different months in case you are interested in a specific month.
very warm
warm
pleasant
moderate
cold
very cold
Big Bear Lake Temperatures Compared World Wide
Big Bear Lake’s average annual maximum temperature is 17°C. Let’s compare this with some popular tourist destinations:
Seville, Spain, stands out with its warm Mediterranean climate and an average annual temperature of 23°C.
In contrast, in ReykjavÃk, Iceland, the average annual temperature is significantly lower at 9°C, with mild summers and cold winters.
Beijing, China, experiences more extreme temperature shifts, but still averaging 20°C annually.
Melbourne, Australia, has a slightly cooler climate, with an average annual temperature of 20°C.
How are these Temperatures Measured?
Generally, temperature data depicting climate is usually given over a 30-year average in order to reduce short-term fluctuations and reveal better long-term trends in climate conditions.
This temperature data is taken from land-based thermometers, ocean buoys, ships, and satellites. These measurements are transmitted to weather stations and climate centers around the globe where they are processed, averaged, and analyzed in order to monitor the trends and create climate models.
Temperatures in the Mountains
Although not all regions have mountains, elevated areas exhibit distinct temperature variations.
- Sun Exposure: Sunlit slopes tend to be warmer, while shaded areas remain cooler.
- Altitude Effects: Temperatures drop by approximately 6°C for every 1,000 meters of elevation, creating distinct microclimates.
For more detailed information about Big Bear Lake’s weather, including monthly rainfall, sunshine hours, and humidity levels, visit our Big Bear Lake climate page.
Current temperature in Big Bear Lake (CA)
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