Killingly — Weather
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Sign In24°C75°F· Overcast · 100% cloud cover
Feels like 23°C74°F · Low 21°C70°F · High 24°C75°F
Wind
21 km/h6 m/s13 mph from S
Humidity
72%
Pressure
1011 hPa29.86 inHgstable
UV Index
0.6Low
Fair weather
Killingly now: 24°C75°F and overcast.
⛈️ Wet period, moderate-intensity Tuesday–Wednesday, with rain and embedded thunderstorms. Total ~7.8 mm. Peak Tuesday (6.2 mm). Below the monthly normal (94 mm/month).
⚡ Active lightning nearby — 18 strikes within 50 km in the last 30 min (nearest 9 km).
🌧️ Rain expected from 17:00.
Hourly forecast
Detailed forecast for the next 60 hours
TemperaturePrecipitationWind
CAPE (J/kg)Instability Threshold
mminkm/hm/smphHumidity %
Daily Forecast
Today6.2 mm0.24 in· heavyS 21 km/h6 m/s13 mph(gusts 541534)90%UV 10hToday90%S 21 km/h6 m/s13 mph (gusts 541534)6.2 mm0.24 inUV 10h
Today
6.2 mm0.24 in· heavyS 21 km/h6 m/s13 mph(gusts 541534)90%UV 10h
Today
90%
S 21 km/h6 m/s13 mph (gusts 541534)
6.2 mm0.24 in
UV 1
0h
Today — Hourly Forecast
05:3114.8h20:16
Tomorrow1.6 mm0.06 inSW 17 km/h5 m/s10 mph(gusts 411126)76%UV 13hTomorrow76%SW 17 km/h5 m/s10 mph (gusts 411126)1.6 mm0.06 inUV 13h
Tomorrow
1.6 mm0.06 inSW 17 km/h5 m/s10 mph(gusts 411126)76%UV 13h
Tomorrow
76%
SW 17 km/h5 m/s10 mph (gusts 411126)
1.6 mm0.06 in
UV 1
3h
Tomorrow — Hourly Forecast
05:3214.7h20:15
ThursdayNW 9 km/h3 m/s6 mph(gusts 25716)58%UV 214hThursday58%NW 9 km/h3 m/s6 mph (gusts 25716)UV 214h
Thursday
NW 9 km/h3 m/s6 mph(gusts 25716)58%UV 214h
Thursday
58%
NW 9 km/h3 m/s6 mph (gusts 25716)
UV 2
14h
Thursday — Forecast Overview
05:3214.7h20:15
FridayE 16 km/h4 m/s10 mph65%UV 214hFriday65%E 16 km/h4 m/s10 mphUV 214h
Friday
E 16 km/h4 m/s10 mph65%UV 214h
Friday
65%
E 16 km/h4 m/s10 mph
UV 2
14h
Friday — Forecast Overview
05:3314.7h20:14
SaturdayNE 15 km/h4 m/s9 mph(gusts 26716)60%UV 314hSaturday60%NE 15 km/h4 m/s9 mph (gusts 26716)UV 314h
Saturday
NE 15 km/h4 m/s9 mph(gusts 26716)60%UV 314h
Saturday
60%
NE 15 km/h4 m/s9 mph (gusts 26716)
UV 3
14h
Saturday — Forecast Overview
05:3414.6h20:13
SundayN 7 km/h2 m/s4 mph(gusts 17511)68%UV 313hSunday68%N 7 km/h2 m/s4 mph (gusts 17511)UV 313h
Sunday
N 7 km/h2 m/s4 mph(gusts 17511)68%UV 313h
Sunday
68%
N 7 km/h2 m/s4 mph (gusts 17511)
UV 3
13h
Night
11°C52°F
Morning
25°C77°F
Afternoon
25°C77°F
Evening
22°C72°F
05:3514.6h20:12
MondayS 9 km/h3 m/s6 mph(gusts 26716)61%UV 37hMonday61%S 9 km/h3 m/s6 mph (gusts 26716)UV 37h
Monday
S 9 km/h3 m/s6 mph(gusts 26716)61%UV 37h
Monday
61%
S 9 km/h3 m/s6 mph (gusts 26716)
UV 3
7h
Night
16°C61°F
Morning
26°C79°F
Afternoon
26°C79°F
Evening
22°C72°F
05:3614.6h20:11
TuesdaySW 14 km/h4 m/s9 mph(gusts 381124)65%UV 311hTuesday65%SW 14 km/h4 m/s9 mph (gusts 381124)UV 311h
Tuesday
SW 14 km/h4 m/s9 mph(gusts 381124)65%UV 311h
Tuesday
65%
SW 14 km/h4 m/s9 mph (gusts 381124)
UV 3
11h
Night
19°C66°F
Morning
28°C83°F
Afternoon
28°C83°F
Evening
26°C79°F
05:3714.5h20:10
WednesdayNW 15 km/h4 m/s9 mph(gusts 391124)52%15hWednesday52%NW 15 km/h4 m/s9 mph (gusts 391124)15h
Wednesday
NW 15 km/h4 m/s9 mph(gusts 391124)52%15h
Wednesday
52%
NW 15 km/h4 m/s9 mph (gusts 391124)
15h
Night
18°C64°F
Morning
26°C78°F
Afternoon
26°C78°F
Evening
20°C68°F
05:3814.5h20:09
ThursdaySW 23 km/h6 m/s14 mph59%13hThursday59%SW 23 km/h6 m/s14 mph13h
Thursday
SW 23 km/h6 m/s14 mph59%13h
Thursday
59%
SW 23 km/h6 m/s14 mph
13h
Night
16°C61°F
Morning
28°C82°F
Afternoon
28°C82°F
Evening
23°C74°F
05:3914.5h20:08
Friday7.0 mm0.27 in· heavySW 15 km/h4 m/s9 mph(gusts 391124)87%11hFriday87%SW 15 km/h4 m/s9 mph (gusts 391124)7.0 mm0.27 in11h
Friday
7.0 mm0.27 in· heavySW 15 km/h4 m/s9 mph(gusts 391124)87%11h
Friday
87%
SW 15 km/h4 m/s9 mph (gusts 391124)
7.0 mm0.27 in
11h
Night
20°C68°F
Morning
21°C69°F
Afternoon
21°C69°F
Evening
21°C70°F
05:4014.4h20:07
SaturdayNE 12 km/h3 m/s7 mph(gusts 28817)66%14hSaturday66%NE 12 km/h3 m/s7 mph (gusts 28817)14h
Saturday
NE 12 km/h3 m/s7 mph(gusts 28817)66%14h
Saturday
66%
NE 12 km/h3 m/s7 mph (gusts 28817)
14h
Night
17°C62°F
Morning
23°C73°F
Afternoon
23°C73°F
Evening
19°C66°F
05:4114.4h20:06
Sunday1.5 mm0.06 inS 11 km/h3 m/s7 mph(gusts 23715)77%14hSunday77%S 11 km/h3 m/s7 mph (gusts 23715)1.5 mm0.06 in14h
Sunday
1.5 mm0.06 inS 11 km/h3 m/s7 mph(gusts 23715)77%14h
Sunday
77%
S 11 km/h3 m/s7 mph (gusts 23715)
1.5 mm0.06 in
14h
Night
15°C58°F
Morning
26°C78°F
Afternoon
26°C78°F
Evening
18°C65°F
05:4214.4h20:04
Monday1.2 mm0.05 inE 18 km/h5 m/s11 mph(gusts 32920)74%14hMonday74%E 18 km/h5 m/s11 mph (gusts 32920)1.2 mm0.05 in14h
Monday
1.2 mm0.05 inE 18 km/h5 m/s11 mph(gusts 32920)74%14h
Monday
74%
E 18 km/h5 m/s11 mph (gusts 32920)
1.2 mm0.05 in
14h
Night
15°C59°F
Morning
25°C77°F
Afternoon
25°C77°F
Evening
18°C64°F
05:4314.3h20:03
Tuesday3.8 mm0.15 inE 16 km/h4 m/s10 mph(gusts 29818)68%13hTuesday68%E 16 km/h4 m/s10 mph (gusts 29818)3.8 mm0.15 in13h
Tuesday
3.8 mm0.15 inE 16 km/h4 m/s10 mph(gusts 29818)68%13h
Tuesday
68%
E 16 km/h4 m/s10 mph (gusts 29818)
3.8 mm0.15 in
13h
Night
17°C63°F
Morning
26°C78°F
Afternoon
26°C78°F
Evening
18°C64°F
05:4414.3h20:02
WednesdayS 15 km/h4 m/s10 mph68%14hWednesday68%S 15 km/h4 m/s10 mph14h
Wednesday
S 15 km/h4 m/s10 mph68%14h
Wednesday
68%
S 15 km/h4 m/s10 mph
14h
Night
14°C57°F
Morning
27°C81°F
Afternoon
27°C81°F
Evening
19°C66°F
05:4514.3h20:01
Sunrise
05:31
Civil Dawn 05:01
Sunset
20:16
Civil Dusk 20:46
Today vs. seasonal normal
-3.3°C-5.9°F
Killingly is located in Connecticut, United States. Elevation: 81m. Annual average temperature: 9.1°C. Annual precipitation: 1243mm.
Frequently Asked Questions
What is the weather like in Killingly today?
Today in Killingly, United States, the temperature is 24°C with Overcast. The high is 24°C and the low is 21°C.
What is the 16-day forecast for Killingly?
The 16-day forecast for Killingly shows the warmest day is Tuesday at 31°C, while the coolest night is Sunday at 11°C. 6 day(s) have precipitation expected.
What time is sunrise and sunset in Killingly?
In Killingly, sunrise is at 05:31 and sunset is at 20:16. Day length is approximately 14h 45m.
How accurate is the weather forecast for Killingly?
Our forecasts for Killingly use the DWD ICON model, one of the world's most advanced weather prediction systems. Accuracy is typically 85-90% for 1-3 day forecasts. Killingly has an annual average temperature of 9.1°C and receives 1243mm of precipitation per year.
Last updated: 07/21/2026, 03:00 PM
July climate in Killingly
Normals for July: average 21°C (15–27°C), around 94 mm of rain across the month. About 12°C warmer than the annual average of 9.1°C.
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