°F
San Jose, CA
today
78° 56°
Tue 26
Wed 27
Thu 28
Fri 29
Sat 30
Sun 1
Mon 2
Tue 3
Wed 4
Health and safety
Activities
See full forecast
Umbrella
No need
Outdoors
Fair
UV index
High
Clothing
Breathable clothing
Heat stroke
Safe
Wind chill
Safe
Wind chill
Wind chill
The wind chill index measures air temperature and wind speed to gauge the risk of developing frostbite or hypothermia.
Safe
No wind chill risk.
Extreme danger
Danger
Extreme caution
Caution
Safe
today
Tue 26
Weather quiz
Which month is suitable for viewing the Northern Lights in Iceland?
May
July
November
Submit