San Bernardino Weather in October

San Bernardino in October sees low daytime temperatures of 9°C (48°F) and nighttime lows of 0°C (32°F). Rainfall is fairly high this month at around 152 mm (6 in), so pack a rain jacket to stay dry.

Rainfall in San Bernardino in October

Looking at the last 30 years, the data shows about 13 days with snow/rain, averaging 152 mm (6 in) for the month. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in San Bernardino in October

Daytime temperatures in San Bernardino reach 9°C (48°F) in October, dropping to 0°C (32°F) at night. Cold conditions persist throughout the day, so warm clothing is important from the moment you head outside. Nights drop below freezing to 0°C (32°F). An extra blanket is worth packing if you're unsure about the heating where you're staying.

Sunshine in San Bernardino in October

The city usually sees around 119 hours of sunlight, indicating a moderately sunny period.

If you're looking for dry conditions and comfortable temperatures, October may not be the ideal month to visit San Bernardino. Our weather planner can help you explore destinations with more pleasant weather conditions.