Outdoor conditions in

Derby

Connecticut
Now
  1. 59°Sunny0% rain62% humidityGusts 13 mph
  2. 60°Sunny0% rain60% humidityGusts 10 mph
  3. 62°Sunny0% rain54% humidityGusts 9 mph
  4. 63°Sunny0% rain50% humidityGusts 8 mph
  5. 63°Sunny0% rain50% humidityGusts 7 mph
  6. 63°Sunny0% rain50% humidityGusts 6 mph
  7. 62°Sunny0% rain52% humidityGusts 5 mph
  8. 58°Mostly Clear0% rain62% humidityGusts 5 mph
  9. 54°Mostly Clear0% rain74% humidityGusts 3 mph
  10. 51°Mostly Clear0% rain83% humidityGusts 3 mph
  11. 50°Mostly Cloudy0% rain89% humidityGusts 5 mph
  12. 50°Mostly Cloudy0% rain89% humidityGusts 6 mph
  13. 50°Mostly Cloudy3% rain89% humidityGusts 7 mph
  14. 50°Mostly Cloudy3% rain93% humidityGusts 8 mph
  15. 50°Cloudy3% rain93% humidityGusts 8 mph
  16. 51°Slight Chance Rain Showers24% rain93% humidityGusts 9 mph
  17. 52°Slight Chance Rain Showers24% rain93% humidityGusts 12 mph
  18. 53°Slight Chance Rain Showers24% rain93% humidityGusts 13 mph
  19. 55°Rain Showers Likely55% rain90% humidityGusts 15 mph
  20. 56°Rain Showers Likely55% rain93% humidityGusts 16 mph
  21. 56°Rain Showers Likely55% rain93% humidityGusts 16 mph
  22. 57°Rain Showers79% rain96% humidityGusts 17 mph
  23. 59°Rain Showers79% rain100% humidityGusts 20 mph
  24. 62°Rain Showers79% rain100% humidityGusts 20 mph
Extra care for

A little farther out

The next five days

Today

Today looks fairly quiet.

Rain
3%
Humidity
50–89%
Wind
14 mph
Fri

Friday looks wet for a meaningful stretch.

Rain
79%
Humidity
90–100%
Wind
21 mph
Sat

Saturday has a real shower chance.

Rain
67%
Humidity
46–96%
Wind
26 mph
Sun

Sunday looks fairly quiet.

Rain
15%
Humidity
46–82%
Wind
13 mph
Mon

Monday looks fairly quiet.

Rain
15%
Humidity
57–96%
Wind
16 mph
  1. 63° / 50°Today looks fairly quiet.3% rain · Humidity 50–89% · Wind 14 mph
  2. 71° / 50°Friday looks wet for a meaningful stretch.79% rain · Humidity 90–100% · Wind 21 mph
  3. 59° / 39°Saturday has a real shower chance.67% rain · Humidity 46–96% · Wind 26 mph
  4. 55° / 35°Sunday looks fairly quiet.15% rain · Humidity 46–82% · Wind 13 mph
  5. 60° / 38°Monday looks fairly quiet.15% rain · Humidity 57–96% · Wind 16 mph

Environmental watch

Air quality + smoke

Air quality

New Haven area · Updated Thu 11:25 AM
14GoodUS AQI

Good through Fri 12 PM.

Sky check

No plume detected overhead

Satellite view · Updated Thu 8:45 AM

Air near ground14 · Good US AQI

Rain, in motion · Past four hours

Derby radar

Ready when you areSee what is moving toward Derby.

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?

Weather is less concerning around 4 PM–7 PM.

Humidity stays higher and winds stay lighter for at least three hours.

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

Sustained wind is 8 mph.

Humidity
62%
Wind
8 mph
Gusts
13 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 Bridgeport

About 11 miles away, the Bridgeport hub looks more deeply at Bridgeport, CT. It reflects that wider area rather than Derby’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 New Haven area, about 8 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 Derby, CT, 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.