Current weather conditions and 15 day weather forecast for Lyme, 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.
| 18 December 2025 Thursday 5.3 ° C / 41.5°F ![]() Clear |
Feels Like : 3.4 ° C / 38.2°F Humidity : % 100 Pressure : 1023 mb Wind Speed : 8.3 kmph / 5.1 miles from SE ![]() Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 25 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 18 December 2025 Thursday | Sunny |
0.2 ° C (32.4°F) |
9.7 ° C (49.5°F) |
4.7 ° C (40.5°F) |
% 78 | 0% | 0.3 | Sunrise:07:12 AM Sunset: 04:22 PM |
Moonrise:06:14 AM Moonset: 02:55 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday | Heavy rain |
1.2 ° C (34.2°F) |
12.8 ° C (55°F) |
9 ° C (48.3°F) |
% 90 | 71% | 0 | Sunrise:07:12 AM Sunset: 04:22 PM |
Moonrise:07:13 AM Moonset: 03:43 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday | Partly Cloudy |
-2.5 ° C (27.5°F) |
-0.2 ° C (31.6°F) |
-0.9 ° C (30.3°F) |
% 59 | 0% | 0.3 | Sunrise:07:13 AM Sunset: 04:23 PM |
Moonrise:08:04 AM Moonset: 04:38 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Sunny |
-2.8 ° C (26.9°F) |
6.7 ° C (44°F) |
2.5 ° C (36.6°F) |
% 67 | 0% | 0.3 | Sunrise:07:13 AM Sunset: 04:23 PM |
Moonrise:08:48 AM Moonset: 05:40 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Sunny |
-4.9 ° C (23.2°F) |
-0.7 ° C (30.7°F) |
-2.4 ° C (27.7°F) |
% 57 | 0% | 0 | Sunrise:07:14 AM Sunset: 04:24 PM |
Moonrise:09:25 AM Moonset: 06:46 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Cloudy |
-5.6 ° C (21.9°F) |
1.1 ° C (34.1°F) |
-2.1 ° C (28.2°F) |
% 42 | 0% | 1 | Sunrise:07:14 AM Sunset: 04:24 PM |
Moonrise:09:55 AM Moonset: 07:54 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Partly Cloudy |
-3 ° C (26.5°F) |
4.6 ° C (40.3°F) |
0.4 ° C (32.7°F) |
% 69 | 0% | 2 | Sunrise:07:15 AM Sunset: 04:25 PM |
Moonrise:10:21 AM Moonset: 09:01 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Heavy snow |
-3.3 ° C (26.1°F) |
-0.8 ° C (30.5°F) |
-1.6 ° C (29.2°F) |
% 74 | 72% | 1 | Sunrise:07:15 AM Sunset: 04:26 PM |
Moonrise:10:43 AM Moonset: 10:09 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Light freezing rain |
-2.8 ° C (27°F) |
4 ° C (39.3°F) |
0.1 ° C (32.2°F) |
% 85 | 85% | 1 | Sunrise:07:15 AM Sunset: 04:26 PM |
Moonrise:11:05 AM Moonset: 11:17 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Partly Cloudy |
-6 ° C (21.2°F) |
-2.1 ° C (28.2°F) |
-4 ° C (24.7°F) |
% 66 | 0% | 2 | Sunrise:07:16 AM Sunset: 04:27 PM |
Moonrise:11:26 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Partly Cloudy |
-7.1 ° C (19.3°F) |
-4.1 ° C (24.6°F) |
-5.9 ° C (21.4°F) |
% 64 | 0% | 2 | Sunrise:07:16 AM Sunset: 04:28 PM |
Moonrise:11:49 AM Moonset: 12:28 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Partly Cloudy |
-5.9 ° C (21.4°F) |
0.3 ° C (32.5°F) |
-3.3 ° C (26.1°F) |
% 63 | 0% | 2 | Sunrise:07:16 AM Sunset: 04:28 PM |
Moonrise:12:15 PM Moonset: 01:42 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Partly Cloudy |
-4.7 ° C (23.5°F) |
-1.5 ° C (29.3°F) |
-3.5 ° C (25.6°F) |
% 64 | 0% | 2 | Sunrise:07:16 AM Sunset: 04:29 PM |
Moonrise:12:47 PM Moonset: 03:00 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Sunny |
-4.7 ° C (23.6°F) |
2.6 ° C (36.6°F) |
-1.8 ° C (28.8°F) |
% 65 | 0% | 2 | Sunrise:07:17 AM Sunset: 04:30 PM |
Moonrise:01:29 PM Moonset: 04:20 AM Moon Phase ( Waxing Gibbous ) |
|