Outdoor conditions in

Janesville

California
Air qualityAir quality is moderate at the official reporting area.Air near ground level
Now
  1. 59°Sunny0% rain32% humidityGusts 16 mph
  2. 63°Sunny0% rain28% humidityGusts 16 mph
  3. 66°Sunny0% rain26% humidityGusts 16 mph
  4. 70°Sunny0% rain23% humidityGusts 16 mph
  5. 70°Sunny0% rain21% humidityGusts 16 mph
  6. 70°Sunny0% rain20% humidityGusts 16 mph
  7. 72°Sunny0% rain19% humidityGusts 15 mph
  8. 67°Clear0% rain23% humidityGusts 15 mph
  9. 63°Clear0% rain29% humidityGusts 15 mph
  10. 59°Clear0% rain33% humidityGusts 7 mph
  11. 54°Clear0% rain34% humidityGusts 7 mph
  12. 52°Clear0% rain37% humidityGusts 7 mph
  13. 49°Clear0% rain40% humidityGusts 6 mph
  14. 47°Clear0% rain43% humidityGusts 6 mph
  15. 43°Clear0% rain49% humidityGusts 6 mph
  16. 43°Clear0% rain50% humidityGusts 3 mph
  17. 41°Clear0% rain54% humidityGusts 3 mph
  18. 39°Clear0% rain54% humidityGusts 3 mph
  19. 39°Mostly Clear0% rain54% humidityGusts 3 mph
  20. 37°Sunny0% rain57% humidityGusts 3 mph
  21. 36°Sunny0% rain57% humidityGusts 3 mph
  22. 38°Sunny0% rain57% humidityGusts 9 mph
  23. 46°Sunny0% rain41% humidityGusts 9 mph
  24. 55°Sunny0% rain33% humidityGusts 9 mph
Extra care for

A little farther out

The next five days

Today

Today looks fairly quiet.

Rain
0%
Humidity
19–62%
Wind
16 mph
Fri

Friday looks fairly quiet.

Rain
0%
Humidity
15–57%
Wind
17 mph
Sat

Saturday looks fairly quiet.

Rain
0%
Humidity
11–53%
Wind
12 mph
Sun

Sunday looks fairly quiet.

Rain
0%
Humidity
12–51%
Wind
18 mph
Mon

Monday looks breezy.

Rain
4%
Humidity
15–66%
Wind
25 mph
  1. 72° / 37°Today looks fairly quiet.0% rain · Humidity 19–62% · Wind 16 mph
  2. 75° / 36°Friday looks fairly quiet.0% rain · Humidity 15–57% · Wind 17 mph
  3. 79° / 37°Saturday looks fairly quiet.0% rain · Humidity 11–53% · Wind 12 mph
  4. 75° / 37°Sunday looks fairly quiet.0% rain · Humidity 12–51% · Wind 18 mph
  5. 70° / 34°Monday looks breezy.4% rain · Humidity 15–66% · Wind 25 mph

Environmental watch

Air quality + smoke

Air quality

Portola area · Updated Thu 10:26 AM
61ModerateUS AQI

Moderate now, easing to Good through Mon 12 PM.

61 is in the Moderate range (51–100). Most people can be active outside; if you’re unusually sensitive to fine particles, consider a shorter or easier outing.

Sky check

No plume detected overhead

Satellite view · Updated Thu 5:45 AM

Air near ground61 · Moderate US AQI

Rain, in motion · Past four hours

Janesville radar

Ready when you areSee what is moving toward Janesville.

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 32%. Sustained wind is 10 mph. Gusts may reach 16 mph.

Humidity
32%
Wind
10 mph
Gusts
16 mph

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

About these readingsSources and local limits

Weather

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

Air quality

This reading describes Portola area, about 34 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 Janesville, 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.