Is it a good day for hiking in San Jose?
Check trail conditions, visibility, and weather safety before heading out.
Use the live forecast below to decide whether to go now, wait for a better window, or change your plan. The recommendation weighs precipitation, wind, temperature, air quality where relevant, and active safety alerts.
Wait or change plans
San Jose hiking conditions right now
Precipitation
Rain unlikely1% chance of precipitation — below NWS's "slight chance" threshold (<30%).
Wind
Calm8 mph sustained.
Temperature
Warm88°F — within NOAA's Heat Index "Caution" band (80-90°F), generally tolerable with normal precautions.
Safety Alerts
Severe weather alert activeAn active thunderstorm, lightning, or tornado-class alert is in effect for this location.
Best time to go: upcoming forecast
Mon
90°
2026-10-05
90°
2026-10-05
87°
2026-10-05
85°
Disclaimer: An active thunderstorm, lightning, or tornado-class alert is in effect for this location.