Live Weather & Forecast

Weather in San Bruno

California, United States · Real-time conditions & 3-day outlook

Flag of United States
Partly cloudy
13°C
Feels like 12°C
56°F / Feels 53°F
Partly cloudy
San Bruno, California
🌙 Nighttime
Updated: 2026-04-12 20:30
💧
Humidity
75%
💨
Wind
19.1 km/h W
🌬️
Wind Gust
27.1 km/h
🌡️
Pressure
1015 mb
👁️
Visibility
16 km
☀️
UV Index
0 (Low)
🌧️
Precipitation
0 mm
☁️
Cloud Cover
75%
💦
Dew Point
7.9°C
🌐
Wind Degree
264°

Air Quality Index

US EPA: Good UK DEFRA: Low (1)
CO
150.9 μg/m³
NO₂
15.3 μg/m³
O₃
67 μg/m³
SO₂
2.6 μg/m³
PM 2.5
8.6 μg/m³
PM 10
11.2 μg/m³

Today's Hourly Forecast

24-hour breakdown for San Bruno, California

12 AM
Cloudy
11°
Cloudy
💧 78% 💨 36 km/h
1 AM
Patchy rain nearby
10°
Patchy rain nearby
💧 65% 💨 35.6 km/h 🌧️ 79%
2 AM
Patchy rain nearby
10°
Patchy rain nearby
💧 69% 💨 36 km/h 🌧️ 100%
3 AM
Patchy rain nearby
10°
Patchy rain nearby
💧 81% 💨 39.6 km/h 🌧️ 100%
4 AM
Clear
10°
Clear
💧 77% 💨 40.7 km/h
5 AM
Clear
10°
Clear
💧 76% 💨 38.5 km/h
6 AM
Clear
10°
Clear
💧 74% 💨 38.9 km/h
7 AM
Cloudy
10°
Cloudy
💧 82% 💨 40.3 km/h
8 AM
Patchy rain nearby
11°
Patchy rain nearby
💧 78% 💨 26.3 km/h 🌧️ 100%
9 AM
Light rain
12°
Light rain
💧 81% 💨 28.4 km/h 🌧️ 100%
10 AM
Partly Cloudy
13°
Partly Cloudy
💧 79% 💨 30.6 km/h
11 AM
Patchy rain nearby
14°
Patchy rain nearby
💧 70% 💨 32 km/h 🌧️ 100%
12 PM
Partly Cloudy
14°
Partly Cloudy
💧 73% 💨 32.8 km/h
1 PM
Cloudy
14°
Cloudy
💧 75% 💨 29.5 km/h
2 PM
Sunny
15°
Sunny
💧 75% 💨 25.6 km/h
3 PM
Sunny
14°
Sunny
💧 74% 💨 24.5 km/h
4 PM
Sunny
14°
Sunny
💧 74% 💨 24.8 km/h
5 PM
Patchy rain nearby
13°
Patchy rain nearby
💧 74% 💨 25.9 km/h 🌧️ 100%
6 PM
Partly Cloudy
13°
Partly Cloudy
💧 78% 💨 24.8 km/h
7 PM
Partly Cloudy
12°
Partly Cloudy
💧 78% 💨 23 km/h
8 PM
Partly cloudy
13°
Partly cloudy
💧 75% 💨 19.1 km/h
9 PM
Clear
11°
Clear
💧 82% 💨 14.8 km/h
10 PM
Clear
10°
Clear
💧 79% 💨 12.2 km/h
11 PM
Clear
10°
Clear
💧 80% 💨 8.6 km/h

3-Day Forecast

Daily overview for San Bruno, California

Today
Patchy rain nearby
Patchy rain nearby
15° /
🌧️ 89% chance of rain
💧 Avg. humidity: 76%
💨 Max wind: 40.7 km/h
🌧️ Total precip: 3.44 mm
☀️ UV Index: 1.1
🌅 Sunrise: 06:38 AM
🌇 Sunset: 07:43 PM
🌙 Waning Crescent
🌑 Moon: 33% lit
Mon, Apr 13
Sunny
Sunny
16° /
🌧️ 0% chance of rain
💧 Avg. humidity: 79%
💨 Max wind: 23 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.6
🌅 Sunrise: 06:37 AM
🌇 Sunset: 07:44 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Partly Cloudy
Partly Cloudy
13° / 10°
🌧️ 0% chance of rain
💧 Avg. humidity: 81%
💨 Max wind: 24.8 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.6
🌅 Sunrise: 06:36 AM
🌇 Sunset: 07:45 PM
🌙 Waning Crescent
🌑 Moon: 15% lit

Best Time to Visit San Bruno

Plan your trip to San Bruno, United States around the most favorable weather conditions.

Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
← Back to San Bruno 🗓 View Holidays 2026

Frequently Asked Questions

What is the current weather in San Bruno?
Current conditions in San Bruno: Partly cloudy, temperature 13°C, humidity 75%.
What is the best time to visit San Bruno?
The best time to visit San Bruno is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in San Bruno?
San Bruno is located at approximately 37.6° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in San Bruno?
The wettest period in San Bruno is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to San Bruno?
For visits to San Bruno during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is San Bruno in?
San Bruno is located in United States, in the state of California.
What are the public holidays in San Bruno in 2026?
View the 2026 public holidays for San Bruno on our Holidays page.
What are the GPS coordinates used for the weather forecast in San Bruno?
The weather forecast for San Bruno uses coordinates 37.6249, -122.4146.