San Bernardino 48-Hour Snow Forecast
Updated 20 August 2026 16:47 AEST
2-Day Forecast for San Bernardino
48-hours from 20 August.
See below for forecast detail
San Bernardino Snow Forecast updated at 16:47 AEST, next update expected 22:00 AEST.
Forecast for today in San Bernardino
Max 16℃
Min 11℃
Valley temperatures from an overnight low of 11℃ to daytime highs around 16℃
Temperature at BaseTemp at Base
Thu
20
Snow unlikely
Drizzle first, rain showers then thunderstorms, drizzle later.
Forecast times for San Bernardino are in Zurich (Europe/Zurich) time zone.
Forecast for tomorrow in San Bernardino
Max 15℃
Min 9℃
Valley temperatures from an overnight low of 9℃ to daytime highs around 15℃
Temperature at BaseTemp at Base
Fri
21
Snow unlikely
Cloudy first, rain showers then heavy rain showers, rain showers later.
Forecast times for San Bernardino are in Zurich (Europe/Zurich) time zone.
48-hour Forecast Detail
| Base | Snow to | Weather | Temp Town | Rain or Snow? | |||
|---|---|---|---|---|---|---|---|
| Thu | 02:00 |  | Light drizzle. | 12℃ | SE Calm | 75% | |
| Thu | 03:00 | | Light snow at altitude. Storm below. | 11℃ | SE Calm | 55% | |
| Thu | 04:00 | | Light snow at altitude. Drizzle below. | 11℃ | SE Calm | 30% | |
| Thu | 05:00 | | Light snow at altitude. Storm below. | 11℃ | SE Light | 10% | |
| Thu | 06:00 | | Light snow at altitude. Drizzle below. | 11℃ | SE Light | 5% | |
| Thu | 07:00 | | Light snow at altitude. Drizzle below. | 12℃ | SE Light | 0% | |
| Thu | 08:00 | | Drizzle. | 13℃ | SE Calm | 10% | |
| Thu | 09:00 | | Drizzle. | 13℃ | SE Light | 30% | |
| Thu | 10:00 | | Light snow at altitude. Lt drizzle below. | 14℃ | SE Light | 60% | |
| Thu | 11:00 | | Light snow at altitude. Lt rain below. | 14℃ | SE Light | 85% | |
| Thu | 12:00 | | Light snow at altitude. Lt rain below. | 14℃ | SE Light | 95% | |
| Thu | 13:00 | | Light snow at altitude. Drizzle below. | 15℃ | SE Light | 100% | |
| Thu | 14:00 | | Light snow at altitude. Shwrs below. | 15℃ | SE Light | 100% | |
| Thu | 15:00 | | Heavy snow showers at altitude. Drizzle below. | 16℃ | SE Light | 100% | |
| Thu | 16:00 | | Light snow at altitude. Storm below. | 15℃ | SE Light | 100% | |
| Thu | 17:00 | | Moderate/heavy snow showers at altitude. Storm below. | 15℃ | SE Light | 100% | |
| Thu | 18:00 | | Light snow at altitude. Shwrs below. | 14℃ | SE Light | 100% | |
| Thu | 19:00 | | Drizzle. | 14℃ | SE Light | 100% | |
| Thu | 20:00 | | Moderate/heavy snow showers at altitude. Drizzle below. | 13℃ | SE Light | 100% | |
| Thu | 21:00 | | Light snow at altitude. Storm below. | 12℃ | SE Light | 100% | |
| Thu | 22:00 | | Light snow at altitude. Lt rain below. | 12℃ | SE Light | 100% | |
| Thu | 23:00 | | Light snow at altitude. Drizzle below. | 12℃ | SE Light | 100% | |
| Fri | 00:00 | | Light drizzle. | 12℃ | NE Calm | 95% | |
| Fri | 01:00 | | Light drizzle. | 11℃ | NE Calm | 90% | |
| Fri | 02:00 |  | Cloudy at altitude. Mixed below. | 10℃ | NE Calm | 80% | |
| Fri | 03:00 |  | Cloudy. | 9℃ | NE Calm | 65% | |
| Fri | 04:00 | | Light snow at altitude. Lt drizzle below. | 10℃ | NE Calm | 50% | |
| Fri | 05:00 | | Light drizzle. | 10℃ | NE Calm | 40% | |
| Fri | 06:00 | | Light snow at altitude. Lt rain below. | 9℃ | NE Calm | 45% | |
| Fri | 07:00 | | Light snow at altitude. Drizzle below. | 9℃ | NE Light | 60% | |
| Fri | 08:00 | | Light snow at altitude. Lt rain below. | 11℃ | NE Light | 70% | |
| Fri | 09:00 | | Light drizzle. | 12℃ | NE Light | 80% | |
| Fri | 10:00 | | Light snow showers at altitude. Shwrs below. | 12℃ | NE Light | 90% | |
| Fri | 11:00 | | Rain showers. | 12℃ | NE Light | 100% | |
| Fri | 12:00 | | Rain showers. | 12℃ | NE Light | 100% | |
| Fri | 13:00 | | Rain showers. | 12℃ | NE Light | 100% | |
| Fri | 14:00 | | Snow showers at altitude. Hvy shwrs below. | 12℃ | NE Light | 100% | |
| Fri | 15:00 | | Heavy rain showers. | 13℃ | NE Light | 100% | |
| Fri | 16:00 | | Rain showers. | 13℃ | NE Light | 100% | |
| Fri | 17:00 | | Light drizzle. | 14℃ | NE Light | 100% | |
| Fri | 18:00 | | Light snow at altitude. Lt rain below. | 15℃ | NE Light | 100% | |
| Fri | 19:00 | | Light drizzle. | 14℃ | NE Light | 100% | |
| Fri | 20:00 | | Light drizzle. | 12℃ | NE Light | 100% | |
| Fri | 21:00 | | Light drizzle. | 11℃ | NE Light | 75% | |
| Fri | 22:00 | | Cloudy at altitude. Fair below. | 10℃ | NE Light | 45% | |
| Fri | 23:00 | | Cloudy at altitude. Fair below. | 9℃ | NE Light | 25% | |
| Sat | 00:00 |  | Cloudy at altitude. Clear below. | 8℃ | NE Light | 15% | |
| Sat | 01:00 | | Cloudy at altitude. Clear below. | 8℃ | NE Light | 5% | |
Snow Forecast near San Bernardino
Snow forecasts for nearby ski areas.
Snow Forecasts for other Ski Resorts near San Bernardino are not available.
San Bernardino Snow
For current snow depths and skiing conditions, see our Current Snow Report for San Bernardino.
No significant snowfall is forecast for this period.
This Snow Forecast for San Bernardino, Switzerland gives the predicted Snowfall and Freezing Levels for the next week.
The forecast snowfall depths given are the likely average accumulations for the Lower and Upper slopes. The actual snow depth in San Bernardino, on any given trail or itinerary, may be dramatically different, particularly if the snowfall is accompanied by high winds and/or varying air temperatures.
Snow Forecasts beyond two days ahead are subject to significant change and variable reliability.
Snow Reliability
San Bernardino typically enjoys reliable snow conditions, with an average snow depth of around 100 cm during peak season. For the latest snow reports and updates, check J2Ski for accurate information.