Big Bear Lake
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Big Bear Lake Weather in April

Big Bear Lake in April averages 15°C (59°F) during the day and -2°C (28°F) at night. Some snow/rainfall is typical for this time of year.

Rainfall in Big Bear Lake in April

You can expect snow/rain on roughly 5 days based on historical data, averaging 32 mm (1.3 in) for the month. Rain days are few and the total is low, so this is a largely dry month. Any showers that do occur tend to be brief.

Temperature in Big Bear Lake in April

If you're visiting Big Bear Lake in April, expect highs of 15°C (59°F) and overnight lows around -2°C (28°F). This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. At -2°C (28°F) overnight, frost and ice are likely outside. Indoors, consider packing an extra blanket if you're unsure about the heating.

Should you favor a climate that's both dry and comfortably warm, May, June, July, August, September and October typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

Big Bear Lake Temperature in April

Min Temperature
-2°C (28°F)
Max Temperature
15°C (59°F)
Chance of Rain
17%
Precipitation
32 mm (1.3 in)
Rainy days
5 days

Big Bear Lake Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Big Bear Lake - and find the best time to visit.

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Big Bear Lake typically rise from around 19°C (66°F) at the start of April to approximately 22°C (72°F) by the end. Nights are cold, with lows typically ranging from 5°C (41°F) to 8°C (46°F).

Average temperatures in April

Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in April

Historical weather records for Big Bear Lake in April

Browse day-by-day weather records for Big Bear Lake spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Big Bear Lake historical weather extremes in April

Our historical data for Big Bear Lake spans 1976 to 2026, revealing these weather extremes.

  • The lowest overnight temperature recorded in April was -9°C (16°F) (April 3, 2025).

Best Places in the United States of America in April

Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in April →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Big Bear Lake in April

The weather can swing between comfortable and chilly in April, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Light rain is possible, so consider bringing a small umbrella or rain jacket.

What To Do in Big Bear Lake in April

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Cycling
    6/10
  • Walking
    6/10
  • Camping
    2/10
  • Outdoor sports
    10/10

Big Bear Lake 3-Day Forecast

More climate data for Big Bear Lake

Popular in April

Where to go in April - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.