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San Jose, CA Weather Forecast

View the 9-day weather forecast for San Jose, California, including daily highs and lows, rain chances, rainfall amounts, wind speeds, humidity, and short-range versus extended BlendedModel guidance.

The latest 9-day BlendedModel forecast for San Jose, California is in. The warmest stretch peaks on Tue near 82, while the coolest low settles in on Sun near 54. The best rain signal shows up on Thu at 0 percent and about 0.00 inches. The outlook starts with a near-term signal before shifting to extended signal later in the period.

Forecast data refreshed automatically every few hours. Showing the latest available BlendedModel forecast for San Jose, California.

Last updated:

Latest BlendedModel forecast loaded for San Jose, California.

About BlendedModel
BlendedModel is an experimental forecast system developed by Engineer.Guide Research and Development Lab. Forecast pages are refreshed automatically every few hours so you always see the latest guidance.

9-Day Outlook for San Jose, California

A scan-first 9-day view generated for fast daily reading, with the main call for each day and the core details underneath.

Today's Weather Story
Today looks sunny with low rain chances, light wind, and humid air, and a minimal storm signal.
No official alerts currently active for this area.
Check Hourly Timing
A quick look at the next several hours for temperature, rain chance, wind, and storm signal.
5 AM PDT
58°
Clear
Precip 0% · Wind 4 mph
6 AM PDT
61°
Sunny
Precip 0% · Wind 7 mph
7 AM PDT
64°
Sunny
Precip 0% · Wind 6 mph
8 AM PDT
68°
Sunny
Precip 0% · Wind 5 mph
9 AM PDT
71°
Sunny
Precip 0% · Wind 3 mph
10 AM PDT
75°
Sunny
Precip 0% · Wind 4 mph
11 AM PDT
78°
Sunny
Precip 0% · Wind 6 mph
12 PM PDT
80°
Sunny
Precip 0% · Wind 9 mph
1 PM PDT
81°
Sunny
Precip 0% · Wind 11 mph
2 PM PDT
81°
Sunny
Precip 0% · Wind 13 mph
3 PM PDT
79°
Sunny
Precip 0% · Wind 13 mph
4 PM PDT
76°
Sunny
Precip 0% · Wind 13 mph
Thu
Jun 18
81°
Low 58°
Near-Term Signal
Sunny
Precip 0% · Rain 0.00 in · Wind 13 mph · Humidity 89%
Thunder Index
1/100
Minimal Storm Signal
A 0-100 signal blending near-term storm ingredients with extended pattern guidance.
Fri
Jun 19
74°
Low 59°
Near-Term Signal
Sunny
Precip 0% · Rain 0.00 in · Wind 15 mph · Humidity 88%
Thunder Index
0/100
Minimal Storm Signal
Sat
Jun 20
73°
Low 55°
Extended Signal
Humid
Precip 0% · Rain 0.00 in · Wind 5 mph · Humidity 87%
Thunder Index
8/100
Minimal Storm Signal
Sun
Jun 21
78°
Low 54°
Extended Signal
Humid
Precip 0% · Rain 0.00 in · Wind 5 mph · Humidity 88%
Thunder Index
7/100
Minimal Storm Signal
Mon
Jun 22
79°
Low 56°
Extended Signal
Mostly quiet
Precip 0% · Rain 0.00 in · Wind 4 mph · Humidity 84%
Thunder Index
3/100
Minimal Storm Signal
Tue
Jun 23
82°
Low 57°
Extended Signal
Mostly quiet
Precip 0% · Rain 0.00 in · Wind 4 mph · Humidity 83%
Thunder Index
2/100
Minimal Storm Signal
Wed
Jun 24
81°
Low 59°
Extended Signal
Mostly quiet
Precip 0% · Rain 0.00 in · Wind 4 mph · Humidity 80%
Thunder Index
0/100
Minimal Storm Signal
Thu
Jun 25
81°
Low 59°
Extended Signal
Mostly quiet
Precip 0% · Rain 0.00 in · Wind 4 mph · Humidity 82%
Thunder Index
1/100
Minimal Storm Signal
Fri
Jun 26
77°
Low 56°
Extended Signal
Mostly quiet
Precip 0% · Rain 0.00 in · Wind 6 mph · Humidity 83%
Thunder Index
2/100
Minimal Storm Signal
Official alerts, when active, come from the National Weather Service.

San Jose Weather Questions, Answered

Quick answers generated from the latest 9-day BlendedModel forecast for San Jose, California.

Will it rain today in San Jose?

Rain is unlikely in San Jose, CA today, with only a 0 percent chance of precipitation.

How hot will it get in San Jose today?

Today's forecast for San Jose, CA calls for a high near 81 degrees and a low around 58 degrees.

Are thunderstorms expected in San Jose this week?

No strong thunderstorm signal shows up for San Jose, CA this week. The highest Thunder Index is 8 out of 100 on Sat.

What is the warmest day this week in San Jose?

Tue looks like the warmest day in San Jose, CA, with a high near 82 degrees.

Nearby Forecasts

Quick links to a few nearby cities if you want to compare the next 9 days around San Jose, California.

Browse all BlendedModel pages