Collinsville Weather Forecast 15 Days, Weather in Collinsville Today
Current weather conditions and 15 day weather forecast for Collinsville, Connecticut, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
Current weather conditions at Collinsville
| 11 November 2026 Wednesday 7.5 ° C / 45.5°F  Clear |
Feels Like : 6 ° C / 42.8°F Humidity : % 77 Pressure : 1012 mb Wind Speed : 8.3 kmph / 5.1 miles from W  Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 7 |
15 day weather forecast for Collinsville, CT, USA
Weather Forecast for next 15 Days for Collinsville including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is weather for the next 15 days in Collinsville, Connecticut state, US. To see the daily forecast, scroll to the table below.
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 11 November 2026 Wednesday |  Overcast |
5.9 ° C (42.6°F) |
13.3 ° C (56°F) |
9.1 ° C (48.4°F) |
% 65 | 10% | 1.8 | Sunrise:06:36 AM Sunset: 04:35 PM |
Moonrise:09:28 AM Moonset: 06:02 PM Moon Phase ( Waxing Crescent ) |
|
| 12 November 2026 Thursday |  Patchy rain nearby |
5.7 ° C (42.2°F) |
9.2 ° C (48.5°F) |
7.3 ° C (45.1°F) |
% 85 | 89% | 0.9 | Sunrise:06:37 AM Sunset: 04:34 PM |
Moonrise:10:22 AM Moonset: 06:59 PM Moon Phase ( Waxing Crescent ) |
|
| 13 November 2026 Friday | Patchy rain nearby |
2.5 ° C (36.5°F) |
6.4 ° C (43.5°F) |
4.1 ° C (39.4°F) |
% 90 | 86% | 0.1 | Sunrise:06:38 AM Sunset: 04:33 PM |
Moonrise:11:07 AM Moonset: 08:01 PM Moon Phase ( Waxing Crescent ) |
|
| 14 November 2026 Saturday |  Partly Cloudy |
2.5 ° C (36.6°F) |
5.8 ° C (42.5°F) |
3.8 ° C (38.9°F) |
% 76 | 52% | 0.7 | Sunrise:06:39 AM Sunset: 04:32 PM |
Moonrise:11:43 AM Moonset: 09:05 PM Moon Phase ( First Quarter ) |
|
| 15 November 2026 Sunday | Sunny |
2.2 ° C (35.9°F) |
8.7 ° C (47.6°F) |
4.7 ° C (40.5°F) |
% 70 | 7% | 3 | Sunrise:06:41 AM Sunset: 04:31 PM |
Moonrise:12:12 PM Moonset: 10:08 PM Moon Phase ( First Quarter ) |
|
| 16 November 2026 Monday | Sunny |
1.8 ° C (35.3°F) |
9.1 ° C (48.4°F) |
4.4 ° C (39.9°F) |
% 71 | 8% | 3 | Sunrise:06:42 AM Sunset: 04:30 PM |
Moonrise:12:37 PM Moonset: 11:10 PM Moon Phase ( First Quarter ) |
|
| 17 November 2026 Tuesday | Partly Cloudy |
0.4 ° C (32.7°F) |
8.5 ° C (47.3°F) |
3.4 ° C (38.2°F) |
% 69 | 8% | 3 | Sunrise:06:43 AM Sunset: 04:29 PM |
Moonrise:12:58 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 18 November 2026 Wednesday | Partly Cloudy |
0.9 ° C (33.7°F) |
10.2 ° C (50.3°F) |
4.5 ° C (40.1°F) |
% 71 | 57% | 4 | Sunrise:06:44 AM Sunset: 04:28 PM |
Moonrise:01:18 PM Moonset: 12:12 AM Moon Phase ( Waxing Gibbous ) |
|
| 19 November 2026 Thursday | Partly Cloudy |
1.8 ° C (35.2°F) |
11.3 ° C (52.3°F) |
5.5 ° C (41.9°F) |
% 71 | 36% | 4 | Sunrise:06:46 AM Sunset: 04:28 PM |
Moonrise:01:37 PM Moonset: 01:13 AM Moon Phase ( Waxing Gibbous ) |
|
| 20 November 2026 Friday | Overcast |
3.7 ° C (38.7°F) |
10.7 ° C (51.3°F) |
6.1 ° C (42.9°F) |
% 73 | 51% | 3 | Sunrise:06:47 AM Sunset: 04:27 PM |
Moonrise:01:57 PM Moonset: 02:16 AM Moon Phase ( Waxing Gibbous ) |
|
| 21 November 2026 Saturday | Partly Cloudy |
3.1 ° C (37.5°F) |
13.7 ° C (56.6°F) |
7.6 ° C (45.7°F) |
% 79 | 15% | 4 | Sunrise:06:48 AM Sunset: 04:26 PM |
Moonrise:02:19 PM Moonset: 03:21 AM Moon Phase ( Waxing Gibbous ) |
|
| 22 November 2026 Sunday |  Cloudy |
6.9 ° C (44.5°F) |
14.1 ° C (57.3°F) |
9.5 ° C (49.1°F) |
% 68 | 13% | 4 | Sunrise:06:49 AM Sunset: 04:25 PM |
Moonrise:02:45 PM Moonset: 04:29 AM Moon Phase ( Full Moon ) |
|
| 23 November 2026 Monday | Partly Cloudy |
4.9 ° C (40.8°F) |
11.4 ° C (52.5°F) |
7.2 ° C (45°F) |
% 67 | 10% | 4 | Sunrise:06:50 AM Sunset: 04:25 PM |
Moonrise:03:16 PM Moonset: 05:40 AM Moon Phase ( Full Moon ) |
|
| 24 November 2026 Tuesday | Partly Cloudy |
2.7 ° C (36.9°F) |
9.3 ° C (48.8°F) |
5.3 ° C (41.5°F) |
% 65 | 9% | 3 | Sunrise:06:51 AM Sunset: 04:24 PM |
Moonrise:03:57 PM Moonset: 06:54 AM Moon Phase ( Full Moon ) |
|
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