Outdoor conditions in

Hillsborough

California
Now
  1. 69°Sunny0% rain43% humidityGusts 8 mph
  2. 74°Sunny0% rain37% humidityGusts 8 mph
  3. 81°Sunny0% rain31% humidityGusts 7 mph
  4. 85°Sunny0% rain26% humidityGusts 5 mph
  5. 88°Sunny0% rain24% humidityGusts 3 mph
  6. 89°Sunny0% rain24% humidityGusts 5 mph
  7. 89°Sunny0% rain24% humidityGusts 8 mph
  8. 84°Clear0% rain30% humidityGusts 10 mph
  9. 78°Clear0% rain36% humidityGusts 12 mph
  10. 71°Clear0% rain41% humidityGusts 10 mph
  11. 68°Clear0% rain43% humidityGusts 8 mph
  12. 66°Clear0% rain46% humidityGusts 6 mph
  13. 65°Clear0% rain47% humidityGusts 3 mph
  14. 63°Clear0% rain51% humidityGusts 2 mph
  15. 62°Clear0% rain52% humidityGusts 1 mph
  16. 61°Clear0% rain53% humidityGusts 2 mph
  17. 60°Clear0% rain52% humidityGusts 2 mph
  18. 60°Clear0% rain51% humidityGusts 5 mph
  19. 59°Clear0% rain50% humidityGusts 8 mph
  20. 59°Sunny0% rain52% humidityGusts 8 mph
  21. 59°Sunny0% rain51% humidityGusts 8 mph
  22. 59°Sunny0% rain51% humidityGusts 9 mph
  23. 65°Sunny0% rain45% humidityGusts 9 mph
  24. 71°Sunny0% rain39% humidityGusts 9 mph
Extra care for

A little farther out

The next five days

Today

Today looks fairly quiet.

Rain
0%
Humidity
24–73%
Wind
12 mph
Fri

Friday looks fairly quiet.

Rain
0%
Humidity
23–53%
Wind
9 mph
Sat

Saturday looks fairly quiet.

Rain
0%
Humidity
28–68%
Wind
9 mph
Sun

Sunday looks fairly quiet.

Rain
0%
Humidity
64–92%
Wind
24 mph
Mon

Monday looks breezy.

Rain
11%
Humidity
63–90%
Wind
35 mph
  1. 89° / 52°Today looks fairly quiet.0% rain · Humidity 24–73% · Wind 12 mph
  2. 91° / 59°Friday looks fairly quiet.0% rain · Humidity 23–53% · Wind 9 mph
  3. 89° / 59°Saturday looks fairly quiet.0% rain · Humidity 28–68% · Wind 9 mph
  4. 71° / 55°Sunday looks fairly quiet.0% rain · Humidity 64–92% · Wind 24 mph
  5. 65° / 52°Monday looks breezy.11% rain · Humidity 63–90% · Wind 35 mph

Environmental watch

Air quality + smoke

Air quality

Redwood City area · Updated Thu 10:26 AM
47GoodUS AQI

Good through 12 PM.

Sky check

No plume detected overhead

Satellite view · Updated Thu 5:45 AM

Air near ground47 · Good US AQI

Rain, in motion · Past four hours

Hillsborough radar

Ready when you areSee what is moving toward Hillsborough.

Watch the last four hours of rain, then search any nearby trail, lake, or address.

View the official forecast ↗

Outdoor fire check

Thinking about a backyard fire?

Use extra caution.

There is no lower-concern three-hour stretch in the next 12 hours.

Next 12 hoursChoose a time to see what is driving the concern.
Selected timeNowUse caution

Humidity is 43%.

Humidity
43%
Wind
5 mph
Gusts
8 mph

Check local rules. Weather is only part of the decision. Check city, county, and land-manager fire restrictions before lighting any outdoor fire.

Nearby regional view

Explore Oakland

About 16 miles away, the Oakland hub looks more deeply at Oakland, CA. It reflects that wider area rather than Hillsborough’s exact conditions.

About these readingsSources and local limits

Weather

Forecasts, alerts, and radar come from NOAA and the National Weather Service.

Air quality

This reading describes Redwood City area, about 9 miles away. Conditions can differ at this exact spot.

Smoke

Satellite imagery shows smoke overhead. It cannot tell us how much smoke has reached breathing level.

This page represents Hillsborough, CA, so conditions can vary from street to street. Environmental data: AirNow · participating air agencies · preliminary real-time US AQI · NOAA Hazard Mapping System · satellite-observed smoke.