Our verdict
The best time to visit Big Bear Lake is April-May
In summer, temperatures can reach as high as 35℃ (96℉) in the middle of the day. The average low temperatures in winter float around 3℃ (37℉), while the coldest it gets down to is about -2℃ (28℉).
The sun stays up the longest in Big Bear Lake in July, so you’ll get the most out of your daytime activities if you visit around this time. On average it rains the most days in December, making it the wettest month of the year. Although it’s the wet season, it can often rain a little bit during the day or evening but have fine weather for a majority of the day too, so don’t let this put you off.
Keep reading to find all the info you need (and none of the stuff you don’t) about the best times to go to Big Bear Lake. By the time you get to the bottom, you’ll be ready to start booking your trip.
Quick links: Fast facts / Seasons / Average temperatures / Monthly climate / FAQs / Map
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Big Bear Lake seasons
Before you continue, it’s important to know when the seasons are in Big Bear Lake as they might be different to yours depending on where in the world you’re travelling from. Big Bear Lake is in the Northern Hemisphere, so the seasons fall during these months:
| Season | Months |
|---|---|
| Summer | June to August |
| Autumn/fall | September to November |
| Winter | December to February |
| Spring | March to May |
Average temperatures in Big Bear Lake
If the temperature is a big factor for you to help you decide when to visit, the chart below shows the average minimum and maximum temperatures in Big Bear Lake for each month side-by-side so you can easily see the difference in weather throughout the year. To see the temperatures in both Celsius (°C) and Fahrenheit (°F), hover or tap the shaded boxes on the graph.
Big Bear Lake climate by month
If you already have a rough idea about which months you might want to travel, the section below shows a detailed breakdown of the climate in Big Bear Lake for each month so you can see if it all suits your wants and needs. Scroll down, or use the quick menu below to jump to your preferred month.
Jump to:
Big Bear Lake in January
- Average temperature: 8℃ (46℉)
- Average high temperature: 13℃ (54℉)
- Average low temperature: 4℃ (39℉)
- Average humidity: 48%
- Average sunny days: 25 days
- Average rainfall: 16mm (1") over 4 days
- Average snow days: 2 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Big Bear Lake in January, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Big Bear Lake in February
- Average temperature: 8℃ (47℉)
- Average high temperature: 13℃ (55℉)
- Average low temperature: 4℃ (39℉)
- Average humidity: 50%
- Average sunny days: 22 days
- Average rainfall: 30mm (1") over 3 days
- Average snow days: 4 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Big Bear Lake in February, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Big Bear Lake in March
- Average temperature: 11℃ (51℉)
- Average high temperature: 16℃ (61℉)
- Average low temperature: 6℃ (42℉)
- Average humidity: 47%
- Average sunny days: 25 days
- Average rainfall: 22mm (1") over 4 days
- Average snow days: 3 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Big Bear Lake in March, make sure you pack a warm jacket or coat.
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Big Bear Lake in April
- Average temperature: 13℃ (56℉)
- Average high temperature: 19℃ (67℉)
- Average low temperature: 8℃ (46℉)
- Average humidity: 43%
- Average sunny days: 24 days
- Average rainfall: 23mm (1") over 4 days
- Average snow days: 2 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Big Bear Lake in April, make sure you pack a warm jacket or coat.
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Big Bear Lake in May
- Average temperature: 17℃ (62℉)
- Average high temperature: 23℃ (73℉)
- Average low temperature: 11℃ (51℉)
- Average humidity: 42%
- Average sunny days: 26 days
- Average rainfall: 14mm (1") over 3 days
- Average snow days: 1 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Big Bear Lake in May, make sure you pack a coat or jumper for the evenings and some light clothes for the daytime.
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Big Bear Lake in June
- Average temperature: 22℃ (72℉)
- Average high temperature: 29℃ (85℉)
- Average low temperature: 15℃ (60℉)
- Average humidity: 34%
- Average sunny days: 28 days
- Average rainfall: 3mm (0") over 1 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Big Bear Lake in June, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.
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Big Bear Lake in July
- Average temperature: 26℃ (78℉)
- Average high temperature: 32℃ (89℉)
- Average low temperature: 19℃ (67℉)
- Average humidity: 31%
- Average sunny days: 22 days
- Average rainfall: 13mm (1") over 5 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Big Bear Lake in July, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.
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Big Bear Lake in August
- Average temperature: 26℃ (78℉)
- Average high temperature: 32℃ (89℉)
- Average low temperature: 20℃ (67℉)
- Average humidity: 29%
- Average sunny days: 25 days
- Average rainfall: 9mm (0") over 3 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Big Bear Lake in August, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.
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Big Bear Lake in September
- Average temperature: 23℃ (73℉)
- Average high temperature: 29℃ (84℉)
- Average low temperature: 17℃ (63℉)
- Average humidity: 33%
- Average sunny days: 25 days
- Average rainfall: 7mm (0") over 3 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Big Bear Lake in September, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.
Big Bear Lake in October
- Average temperature: 16℃ (61℉)
- Average high temperature: 22℃ (71℉)
- Average low temperature: 11℃ (52℉)
- Average humidity: 39%
- Average sunny days: 28 days
- Average rainfall: 13mm (1") over 3 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Big Bear Lake in October, make sure you pack a coat or jumper for the evenings and some light clothes for the daytime.
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Big Bear Lake in November
- Average temperature: 11℃ (51℉)
- Average high temperature: 16℃ (61℉)
- Average low temperature: 6℃ (44℉)
- Average humidity: 42%
- Average sunny days: 26 days
- Average rainfall: 17mm (1") over 3 days
- Average snow days: 1 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Big Bear Lake in November, make sure you pack a warm jacket or coat.
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Big Bear Lake in December
- Average temperature: 7℃ (44℉)
- Average high temperature: 11℃ (52℉)
- Average low temperature: 3℃ (37℉)
- Average humidity: 52%
- Average sunny days: 24 days
- Average rainfall: 32mm (1") over 5 days
- Average snow days: 3 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Big Bear Lake in December, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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