Hartford, Connecticut weather
United States · America/New_York · 41.76, -72.69
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Hartford, CT Weather Today
Current conditions, hourly and 7 day forecast, official severe weather alerts, and air quality for Hartford, Connecticut. Every section shows where the data came from and when it was last checked.
Your briefing
Hartford, Connecticut
- Right now
- No official warning for this location. 66° and light rain.Observed
- Next few hours
- No rain in the forecast for the next few hours.Forecast
- Your day
- Best outdoor window: 6 AM to 12 PM.Our reading
Official warnings for this location come from NOAA / National Weather Service. Lines marked Our reading are WeatherSignal’s reading of the measurements and forecast, not an official statement.
Hartford, Connecticut
66°
Light rain
Feels like 66° · High 66° · Low 45°
Rain is falling here right now.
Mild and rainy early this morning. 66° right now. Today's high is 66°.
- Sunrise 2:00 AM
- Today's high 66°
- Rain next 6 hrs 0%
Next few hours
Now
66°
—
9 PM
65°
—
10 PM
61°
—
11 PM
58°
—
12 AM
56°
—
- Rain chance
- 0%
- Wind
- 9 mph W
- Humidity
- 96%
- Air quality
- 49 Good
Source updated: 12:32:47 AM · WeatherSignal checked: 12:32:47 AM
What matters today
Six quick answers for Hartford. Tap Why? on any of them to see the reasoning.
Umbrella
Nah (Good)
Best time
2 AM (Good)
Dog walk
9 PM (Good)
Car wash
Go for it (Good)
Cookout
Doable with a plan (Mixed)
Windows
Roll 'em down (Good)
Today's Signal
Excellent day
85/100
Mostly favorable, but the humidity and poor visibility will make it less comfortable outside.
Dew point 65° · Visibility 0.0 mi
Today is about 8° warmer than the rest of the week.
See exactly how this number was worked out
Every location starts at 100. Points come off for heat, cold, rain, wind, UV, humidity, poor visibility, and any official alert. Nothing is ever added back.
- Starting score100
- Dew point 65°: muggy-5
- Visibility 0.0 mi-10
- Final Signal85
Next 12 hours
Steady conditions, but the temperature swings about 17° across the next 12 hours.
- 9 PMWarmest stretch · 65°
- 2 AMSunrise
- 8 AMCoolest stretch · 48°
- 9 PM—65 degrees, 0 percent chance of rain
- 10 PM—61 degrees, 0 percent chance of rain
- 11 PM—58 degrees, 0 percent chance of rain
- 12 AM—56 degrees, 0 percent chance of rain
- 1 AM—55 degrees, 0 percent chance of rain
- 2 AM—54 degrees, 0 percent chance of rain
- 3 AM—53 degrees, 0 percent chance of rain
- 4 AM—52 degrees, 0 percent chance of rain
- 5 AM—50 degrees, 0 percent chance of rain
- 6 AM—49 degrees, 0 percent chance of rain
- 7 AM—49 degrees, 0 percent chance of rain
- 8 AM—48 degrees, 0 percent chance of rain
The line is temperature by hour. The number under each hour is the chance of rain. Scroll sideways for the full 12 hours.
Next change
It keeps cooling down overnight
Temperatures fall from about 65° to 48° over the next 12 hours. There is no meaningful rain signal in the next several hours.
WeatherSignal NOW: Hartford, Connecticut
One number for everything happening around you, from 0 to 100.
96
NORMAL
Nothing here needs your attention right now.
Tap any line to see exactly what added or subtracted points. Every rule is published on our methodology page. This is an informational signal, not a safety rating: official warnings always come first.
What this means
Generated from the forecast values above using fixed rules: not an AI guess.
- No significant precipitation is expected in the next 24 hours.
Next 24 hours
Will it rain during your commute? When does the storm arrive?
See all 47 hours (2 days) — free
| Time | Condition | Temp | Feels | Precip % | Amount | Wind | Humidity |
|---|---|---|---|---|---|---|---|
| 9 PM | Overcast | 65° | 65° | 0% | 0.00″ | 9 WNW | 94% |
| 10 PM | Overcast | 61° | 61° | 0% | 0.00″ | 11 NW | 90% |
| 11 PM | Mainly clear | 58° | 56° | 0% | 0.00″ | 11 NW | 78% |
| 12 AM | Partly cloudy | 56° | 53° | 0% | 0.00″ | 12 NW | 71% |
| 1 AM | Overcast | 55° | 51° | 0% | 0.00″ | 12 NW | 69% |
| 2 AM | Overcast | 54° | 51° | 0% | 0.00″ | 11 NW | 70% |
| 3 AM | Overcast | 53° | 50° | 0% | 0.00″ | 12 NW | 63% |
| 4 AM | Overcast | 52° | 48° | 0% | 0.00″ | 12 NNW | 58% |
| 5 AM | Overcast | 50° | 46° | 0% | 0.00″ | 11 NNW | 60% |
| 6 AM | Overcast | 49° | 45° | 0% | 0.00″ | 10 NNW | 59% |
| 7 AM | Overcast | 49° | 44° | 0% | 0.00″ | 10 NNW | 57% |
| 8 AM | Overcast | 48° | 43° | 0% | 0.00″ | 11 NNW | 56% |
| 9 AM | Overcast | 48° | 42° | 0% | 0.00″ | 11 NNW | 56% |
| 10 AM | Overcast | 49° | 44° | 0% | 0.00″ | 12 NNW | 53% |
| 11 AM | Partly cloudy | 50° | 45° | 0% | 0.00″ | 13 NNW | 49% |
| 12 PM | Mainly clear | 50° | 46° | 0% | 0.00″ | 13 NNW | 46% |
| 1 PM | Partly cloudy | 51° | 46° | 0% | 0.00″ | 13 NNW | 42% |
| 2 PM | Mainly clear | 51° | 47° | 0% | 0.00″ | 11 NNW | 41% |
| 3 PM | Clear sky | 51° | 47° | 0% | 0.00″ | 12 NNW | 40% |
| 4 PM | Clear sky | 50° | 46° | 0% | 0.00″ | 11 NNW | 38% |
| 5 PM | Clear sky | 49° | 45° | 0% | 0.00″ | 10 NNW | 40% |
| 6 PM | Clear sky | 47° | 42° | 0% | 0.00″ | 9 NNW | 44% |
| 7 PM | Clear sky | 45° | 41° | 0% | 0.00″ | 7 NNW | 48% |
| 8 PM | Clear sky | 43° | 39° | 0% | 0.00″ | 5 NW | 56% |
7-day forecast
Confidence decreases the further out you look.
Today
Overcast
66° / 45°
- Precip:
- 0% · 0.01″
- Wind:
- 13 mph
- UV:
- 3.9
- Sun:
- 2 AM to 2 PM
Sun, Oct 18
Clear sky
55° / 36°
- Precip:
- 0% · 0.00″
- Wind:
- 7 mph
- UV:
- 3.8
- Sun:
- 2 AM to 2 PM
Mon, Oct 19
Clear sky
60° / 38°
- Precip:
- 0% · 0.00″
- Wind:
- 4 mph
- UV:
- 0.2
- Sun:
- 2 AM to 2 PM
Tue, Oct 20
Clear sky
64° / 43°
- Precip:
- 0% · 0.00″
- Wind:
- 9 mph
- UV:
- 0.0
- Sun:
- 2 AM to 2 PM
Wed, Oct 21
Clear sky
58° / 44°
- Precip:
- 0% · 0.00″
- Wind:
- 10 mph
- UV:
- 0.0
- Sun:
- 2 AM to 2 PM
Lower confidence: long-range outlook, not a certainty.
Thu, Oct 22
Clear sky
59° / 41°
- Precip:
- 0% · 0.00″
- Wind:
- 10 mph
- UV:
- 0.0
- Sun:
- 2 AM to 2 PM
Lower confidence: long-range outlook, not a certainty.
Fri, Oct 23
Clear sky
55° / 47°
- Precip:
- 0% · 0.00″
- Wind:
- 12 mph
- UV:
- 0.0
- Sun:
- 2 AM to 2 PM
Lower confidence: long-range outlook, not a certainty.
Forecasts describe likely conditions, not guaranteed outcomes. Official warnings from your national weather service always take precedence over anything shown here.
Air quality
US EPA AQI · Good
- AQI
- 49
- Primary
- Ozone
- PM2.5
- 9.0µg/m³
- PM10
- 9.1µg/m³
- Ozone
- 87.0µg/m³
- Dust
- 0.0µg/m³
Good
Highest measured pollutant
Air quality is satisfactory for outdoor activity.
Air-quality guidance comes from the published category definitions of the source scale. WeatherSignal does not provide medical advice.
Source updated: not provided · WeatherSignal checked: 12:32:47 AM
Hartford hourly weather
Hour by hour, out to eight days ahead.
Hartford 7 day forecast
Highs, lows and rain chance for the week.
Air quality detail
Pollutants, category, and official guidance.