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Weather in San Ramon, United States 🇺🇸

Current Weather in San Ramon

Coastal Flood Advisory issued August 11 at 11:14PM PDT until August 13 at 2:00AM PDT by NWS San Francisco CA
Partly Cloudy
14°C
Feels like 14°C. Partly Cloudy.
🌬️ 8 km/h SW
💧 93% Humidity
🧭 1009 hPa
👁️ 10.0 km Visibility
☀️ UV Index: 0.0
🌡️ Dew Point: 13°C
🌅 Sunrise: 06:21 AM
🌇 Sunset: 08:03 PM
Map Overlays:

San Ramon currently sits at 14°C, partly cloudy, feeling like 14°C. Expect 93% humidity and winds of about 8 km/h, and the UV index is 0 (low). Over the next few days, temperatures in San Ramon range from about 12°C to 24°C. ⚠️ Coastal Flood Advisory issued August 11 at 11:14PM PDT until August 13 at 2:00AM PDT by NWS San Francisco CA

Hourly Forecast for San Ramon

01:00
Partly Cloudy
14°
19%
02:00
Mist
14°
22%
03:00
Mist
14°
24%
04:00
Mist
14°
24%
05:00
Mist
14°
20%
06:00
Mist
14°
19%
07:00
Partly Cloudy
15°
17%
08:00
Sunny
16°
13%
09:00
Sunny
17°
12%
10:00
Sunny
20°
3%
11:00
Sunny
22°
2%
12:00
Sunny
23°
2%
13:00
Sunny
23°
2%
14:00
Sunny
23°
2%
15:00
Sunny
22°
2%
16:00
Sunny
21°
3%
17:00
Sunny
20°
4%
18:00
Partly Cloudy
18°
8%
19:00
Partly Cloudy
17°
9%
20:00
Partly Cloudy
15°
18%
21:00
Cloudy
15°
18%
22:00
Cloudy
15°
20%
23:00
Cloudy
14°
21%
00:00
Cloudy
14°
22%

14-Day Forecast for San Ramon

Thu, Aug 13
Sunny Sunny
23° / 14°
Fri, Aug 14
Sunny Sunny
24° / 13°
Sat, Aug 15
Sunny Sunny
24° / 12°
Sun, Aug 16
Sunny Sunny
30° / 12°
Mon, Aug 17
Sunny Sunny
29° / 13°
Tue, Aug 18
Sunny Sunny
32° / 13°
Wed, Aug 19
Sunny Sunny
33° / 13°
Thu, Aug 20
Sunny Sunny
29° / 12°
Fri, Aug 21
Sunny Sunny
31° / 12°
Sat, Aug 22
Sunny Sunny
34° / 13°
Sun, Aug 23
Sunny Sunny
34° / 15°
Mon, Aug 24
Sunny Sunny
36° / 16°
Tue, Aug 25
Sunny Sunny
34° / 17°
Wed, Aug 26
Sunny Sunny
33° / 16°

Additional Forecasts for San Ramon

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 98.0 μg/m³
O₃ (Ozone) 33.0 μg/m³
NO₂ (Nitrogen Dioxide) 8.3 μg/m³
SO₂ (Sulphur Dioxide) 1.3 μg/m³
PM2.5 (Fine particles) 10.3 μg/m³
PM10 (Coarse particles) 12.2 μg/m³

Historical Weather

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Best Time to Be Outside in San Ramon Today

The most comfortable window in San Ramon today looks like 15:00 to 18:00, when it is around 21°C. It should stay dry through that window. No significant rain is expected in the next several hours.

Frequently Asked Questions about Weather in San Ramon

What is the temperature in San Ramon right now?

It is currently 14°C (58°F) in San Ramon, partly cloudy (feels like 14°C).

What's the weather like in San Ramon right now?

Right now San Ramon has Partly Cloudy, humidity 93%, wind 8 km/h SW.

What is today's forecast for San Ramon?

Today in San Ramon: high 23°C, low 14°C, sunny. Chance of rain: 10%.

What is the 7-day weather forecast for San Ramon?

Daily highs and lows for San Ramon:

  • 2026-08-13: 23°C / 14°C
  • 2026-08-14: 24°C / 13°C
  • 2026-08-15: 24°C / 12°C
  • 2026-08-16: 30°C / 12°C
  • 2026-08-17: 29°C / 13°C
  • 2026-08-18: 32°C / 13°C
  • 2026-08-19: 33°C / 13°C
Is it going to rain in San Ramon today?

There is a 10% chance of rain in San Ramon today.

What is the wind speed in San Ramon right now?

Wind in San Ramon is currently 8 km/h (5 mph) from the SW.

What is the UV index in San Ramon right now?

The UV index in San Ramon is currently 0 (low). Sun protection is recommended when the index is 3 or higher.

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