Killingly — Weather
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22°C71°F· Overcast · 100% cloud cover
Feels like 25°C76°F · Low 22°C71°F · High 22°C72°F
Wind
9 km/h3 m/s6 mph from SW
Humidity
99%
Pressure
1006 hPa29.71 inHgstable
UV Index
0.0Low(night)
Unsettled — heat
Killingly now: 22°C72°F and overcast.
🌧️ Local instability on Wednesday, with rain. Total ~2.7 mm. Below the monthly normal (94 mm/month).
Hourly forecast
Detailed forecast for the next 60 hours
TemperaturePrecipitationWind
CAPE (J/kg)Instability Threshold
Now
22°C71°F
96
99
22:00
22°C72°F
85
99
23:00
22°C72°F
95
99
00:00
22°C72°F
106
99
01:00
22°C72°F
0.70.03
127
98
02:00
22°C72°F
1.60.06
127
98
03:00
22°C72°F
106
97
04:00
22°C72°F
0.20.01
106
97
05:00
22°C72°F
95
97
06:00
22°C72°F
96
97
07:00
22°C72°F
85
96
08:00
22°C72°F
96
95
09:00
24°C74°F
106
90
10:00
24°C75°F
106
86
11:00
25°C78°F
106
81
12:00
26°C79°F
138
74
13:00
26°C79°F
159
72
14:00
26°C79°F
159
69
15:00
27°C81°F
138
62
16:00
27°C81°F
149
59
17:00
27°C80°F
138
59
18:00
26°C79°F
127
59
19:00
25°C77°F
85
61
20:00
24°C74°F
74
63
21:00
22°C71°F
53
67
22:00
21°C69°F
64
68
23:00
19°C67°F
53
71
00:00
18°C64°F
63
76
03:00
15°C60°F
64
78
06:00
14°C57°F
53
85
09:00
19°C66°F
106
64
12:00
23°C73°F
74
41
15:00
26°C78°F
42
35
18:00
25°C77°F
32
38
21:00
20°C67°F
85
65
00:00
16°C60°F
21
77
03:00
15°C58°F
21
78
06:00
13°C55°F
42
88
09:00
21°C70°F
32
70
mminkm/hm/smphHumidity %
Daily Forecast
TodayS 9 km/h3 m/s6 mph(gusts 27817)99%0hTodayOvercast99%S 9 km/h3 m/s6 mph (gusts 27817)0h
Today
S 9 km/h3 m/s6 mph(gusts 27817)99%0h
Today
Overcast
99%
S 9 km/h3 m/s6 mph (gusts 27817)
0h
Today — Hourly Forecast
Now
22°C71°F
936
22:00
22°C72°F
825
23:00
22°C72°F
925
05:3114.8h20:16
Tomorrow2.7 mm0.11 inSW 15 km/h4 m/s9 mph(gusts 461328)80%UV 13hTomorrowLight rain80%SW 15 km/h4 m/s9 mph (gusts 461328)2.7 mm0.11 inUV 13h
Tomorrow
2.7 mm0.11 inSW 15 km/h4 m/s9 mph(gusts 461328)80%UV 13h
Tomorrow
Light rain
80%
SW 15 km/h4 m/s9 mph (gusts 461328)
2.7 mm0.11 in
UV 1
3h
Tomorrow — Hourly Forecast
00:00
22°C72°F
1036
01:00
22°C72°F
1237
02:00
22°C72°F
1237
03:00
22°C72°F
1036
04:00
22°C72°F
1036
05:00
22°C72°F
925
06:00
22°C72°F
926
07:00
22°C72°F
825
08:00
22°C72°F
926
09:00
24°C74°F
1036
10:00
24°C75°F
1036
11:00
25°C78°F
1036
12:00
26°C79°F
1348
13:00
26°C79°F
1549
14:00
26°C79°F
1549
15:00
27°C81°F
1348
16:00
27°C81°F
1449
17:00
27°C80°F
1338
18:00
26°C79°F
1237
19:00
25°C77°F
825
20:00
24°C74°F
724
21:00
22°C71°F
523
22:00
21°C69°F
624
23:00
19°C67°F
513
05:3214.7h20:15
ThursdayNW 10 km/h3 m/s6 mph(gusts 26716)61%UV 213hThursdayPartly cloudy61%NW 10 km/h3 m/s6 mph (gusts 26716)UV 213h
Thursday
NW 10 km/h3 m/s6 mph(gusts 26716)61%UV 213h
Thursday
Partly cloudy
61%
NW 10 km/h3 m/s6 mph (gusts 26716)
UV 2
13h
Thursday — Forecast Overview
00:00
18°C64°F
623
03:00
15°C60°F
624
06:00
14°C57°F
523
09:00
19°C66°F
1036
12:00
23°C73°F
724
15:00
26°C78°F
412
18:00
25°C77°F
312
21:00
20°C67°F
825
05:3214.7h20:15
FridayNE 6 km/h2 m/s4 mph(gusts 1549)65%UV 211hFridayPartly cloudy65%NE 6 km/h2 m/s4 mph (gusts 1549)UV 211h
Friday
NE 6 km/h2 m/s4 mph(gusts 1549)65%UV 211h
Friday
Partly cloudy
65%
NE 6 km/h2 m/s4 mph (gusts 1549)
UV 2
11h
Friday — Forecast Overview
00:00
16°C60°F
211
03:00
15°C58°F
211
06:00
13°C55°F
412
09:00
21°C70°F
312
12:00
25°C78°F
413
15:00
27°C80°F
101
18:00
26°C79°F
101
21:00
15°C60°F
624
05:3314.7h20:14
SaturdayE 15 km/h4 m/s10 mph(gusts 29818)59%UV 314hSaturdayClear59%E 15 km/h4 m/s10 mph (gusts 29818)UV 314h
Saturday
E 15 km/h4 m/s10 mph(gusts 29818)59%UV 314h
Saturday
Clear
59%
E 15 km/h4 m/s10 mph (gusts 29818)
UV 3
14h
Saturday — Forecast Overview
00:00
14°C57°F
211
03:00
13°C56°F
513
06:00
13°C55°F
624
09:00
21°C69°F
1137
12:00
26°C78°F
1348
15:00
27°C81°F
1549
18:00
24°C76°F
1449
21:00
15°C60°F
936
05:3414.6h20:13
SundayNE 13 km/h4 m/s8 mph(gusts 27716)63%UV 313hSundayClear63%NE 13 km/h4 m/s8 mph (gusts 27716)UV 313h
Sunday
NE 13 km/h4 m/s8 mph(gusts 27716)63%UV 313h
Sunday
Clear
63%
NE 13 km/h4 m/s8 mph (gusts 27716)
UV 3
13h
Sunday — Forecast Overview
00:00
13°C55°F
725
03:00
11°C52°F
936
06:00
11°C51°F
825
09:00
19°C67°F
1348
12:00
25°C77°F
825
17:00
28°C83°F
513
05:3514.6h20:12
MondayS 9 km/h3 m/s6 mph(gusts 26716)61%UV 37hMondayOvercast61%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
Overcast
61%
S 9 km/h3 m/s6 mph (gusts 26716)
UV 3
7h
Night16°C61°F
16°C61°FMorning26°C79°F
26°C79°FAfternoon26°C79°F
26°C79°FEvening22°C72°F
22°C72°F05:3614.6h20:11
TuesdaySW 14 km/h4 m/s9 mph(gusts 361023)68%UV 311hTuesdayPartly cloudy68%SW 14 km/h4 m/s9 mph (gusts 361023)UV 311h
Tuesday
SW 14 km/h4 m/s9 mph(gusts 361023)68%UV 311h
Tuesday
Partly cloudy
68%
SW 14 km/h4 m/s9 mph (gusts 361023)
UV 3
11h
Night19°C66°F
19°C66°FMorning28°C83°F
28°C83°FAfternoon28°C83°F
28°C83°FEvening26°C79°F
26°C79°F05:3714.5h20:10
Extended Forecast (GFS)Wednesday1.8 mm0.07 inSW 19 km/h5 m/s12 mph(gusts 391124)84%13hWednesdayDrizzle84%SW 19 km/h5 m/s12 mph (gusts 391124)1.8 mm0.07 in13h
Wednesday
1.8 mm0.07 inSW 19 km/h5 m/s12 mph(gusts 391124)84%13h
Wednesday
Drizzle
84%
SW 19 km/h5 m/s12 mph (gusts 391124)
1.8 mm0.07 in
13h
Night20°C69°F
20°C69°FMorning25°C78°F
25°C78°FAfternoon25°C78°F
25°C78°FEvening22°C71°F
22°C71°F05:3814.5h20:09
ThursdayNW 11 km/h3 m/s7 mph(gusts 32920)70%15hThursdayClear70%NW 11 km/h3 m/s7 mph (gusts 32920)15h
Thursday
NW 11 km/h3 m/s7 mph(gusts 32920)70%15h
Thursday
Clear
70%
NW 11 km/h3 m/s7 mph (gusts 32920)
15h
Night16°C62°F
16°C62°FMorning26°C79°F
26°C79°FAfternoon26°C79°F
26°C79°FEvening22°C71°F
22°C71°F05:3914.5h20:08
FridayNW 10 km/h3 m/s6 mph(gusts 26716)70%14hFridayClear70%NW 10 km/h3 m/s6 mph (gusts 26716)14h
Friday
NW 10 km/h3 m/s6 mph(gusts 26716)70%14h
Friday
Clear
70%
NW 10 km/h3 m/s6 mph (gusts 26716)
14h
Night16°C61°F
16°C61°FMorning27°C80°F
27°C80°FAfternoon27°C80°F
27°C80°FEvening20°C69°F
20°C69°F05:4014.4h20:07
SaturdayW 12 km/h3 m/s8 mph(gusts 371023)61%14hSaturdayClear61%W 12 km/h3 m/s8 mph (gusts 371023)14h
Saturday
W 12 km/h3 m/s8 mph(gusts 371023)61%14h
Saturday
Clear
61%
W 12 km/h3 m/s8 mph (gusts 371023)
14h
Night17°C62°F
17°C62°FMorning28°C82°F
28°C82°FAfternoon28°C82°F
28°C82°FEvening22°C72°F
22°C72°F05:4114.4h20:06
Sunday0.6 mm0.02 inN 14 km/h4 m/s9 mph(gusts 391124)64%14hSundayDrizzle64%N 14 km/h4 m/s9 mph (gusts 391124)0.6 mm0.02 in14h
Sunday
0.6 mm0.02 inN 14 km/h4 m/s9 mph(gusts 391124)64%14h
Sunday
Drizzle
64%
N 14 km/h4 m/s9 mph (gusts 391124)
0.6 mm0.02 in
14h
Night18°C64°F
18°C64°FMorning25°C77°F
25°C77°FAfternoon25°C77°F
25°C77°FEvening19°C66°F
19°C66°F05:4214.4h20:04
MondaySW 17 km/h5 m/s11 mph(gusts 521432)57%14hMondayClear57%SW 17 km/h5 m/s11 mph (gusts 521432)14h
Monday
SW 17 km/h5 m/s11 mph(gusts 521432)57%14h
Monday
Clear
57%
SW 17 km/h5 m/s11 mph (gusts 521432)
14h
Night15°C58°F
15°C58°FMorning27°C80°F
27°C80°FAfternoon27°C80°F
27°C80°FEvening21°C70°F
21°C70°F05:4314.3h20:03
Tuesday12.7 mm0.50 in· heavySW 22 km/h6 m/s14 mph(gusts 531533)76%11hTuesdayLight rain76%SW 22 km/h6 m/s14 mph (gusts 531533)12.7 mm0.50 in11h
Tuesday
12.7 mm0.50 in· heavySW 22 km/h6 m/s14 mph(gusts 531533)76%11h
Tuesday
Light rain
76%
SW 22 km/h6 m/s14 mph (gusts 531533)
12.7 mm0.50 in
11h
Night21°C69°F
21°C69°FMorning30°C86°F
30°C86°FAfternoon30°C86°F
30°C86°FEvening23°C74°F
23°C74°F05:4414.3h20:02
WednesdayNW 18 km/h5 m/s11 mph(gusts 371023)62%13hWednesdayDrizzle62%NW 18 km/h5 m/s11 mph (gusts 371023)13h
Wednesday
NW 18 km/h5 m/s11 mph(gusts 371023)62%13h
Wednesday
Drizzle
62%
NW 18 km/h5 m/s11 mph (gusts 371023)
13h
Night22°C72°F
22°C72°FMorning27°C81°F
27°C81°FAfternoon27°C81°F
27°C81°FEvening21°C69°F
21°C69°F05:4514.3h20:01
Sunrise
05:31
Civil Dawn 05:01
Sunset
20:16
Civil Dusk 20:46
Today vs. seasonal normal
-5.2°C-9.4°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 22°C with Overcast. The high is 22°C and the low is 22°C.
What is the 16-day forecast for Killingly?
The 16-day forecast for Killingly shows the warmest day is Tuesday at 34°C, while the coolest night is Sunday at 11°C. 5 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 44m.
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, 09:00 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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