Old Lyme Weather Forecast 15 Days, Weather in Old Lyme Today
Current weather conditions and 15 day weather forecast for Old 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.
Current weather conditions at Old Lyme
| 08 August 2026 Saturday 29.2 ° C / 84.6°F  Partly Cloudy |
Feels Like : 33.6 ° C / 92.5°F Humidity : % 72 Pressure : 1012 mb Wind Speed : 16.2 kmph / 10.1 miles from SSW  Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 30 |
15 day weather forecast for Old Lyme, CT, USA
Weather Forecast for next 15 Days for Old Lyme 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 Old Lyme, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 08 August 2026 Saturday |  Sunny |
21.5 ° C (70.7°F) |
31.8 ° C (89.2°F) |
25.8 ° C (78.4°F) |
% 84 | 19% | 8.3 | Sunrise:05:51 AM Sunset: 07:58 PM |
Moonrise:12:24 AM Moonset: 04:40 PM Moon Phase ( Waning Crescent ) |
|
| 09 August 2026 Sunday | Sunny |
21.6 ° C (70.9°F) |
29.9 ° C (85.9°F) |
25.3 ° C (77.5°F) |
% 73 | 7% | 8.1 | Sunrise:05:52 AM Sunset: 07:56 PM |
Moonrise:01:21 AM Moonset: 05:43 PM Moon Phase ( Waning Crescent ) |
|
| 10 August 2026 Monday | Sunny |
19.4 ° C (66.8°F) |
27.7 ° C (81.8°F) |
23.6 ° C (74.5°F) |
% 64 | 36% | 6.8 | Sunrise:05:53 AM Sunset: 07:55 PM |
Moonrise:02:30 AM Moonset: 06:36 PM Moon Phase ( New Moon ) |
|
| 11 August 2026 Tuesday | Sunny |
21.2 ° C (70.2°F) |
29.2 ° C (84.5°F) |
24.6 ° C (76.3°F) |
% 72 | 57% | 7.6 | Sunrise:05:54 AM Sunset: 07:54 PM |
Moonrise:03:50 AM Moonset: 07:18 PM Moon Phase ( New Moon ) |
|
| 12 August 2026 Wednesday |  Patchy rain nearby |
18.6 ° C (65.6°F) |
22.1 ° C (71.8°F) |
20.5 ° C (68.9°F) |
% 88 | 82% | 2.9 | Sunrise:05:55 AM Sunset: 07:53 PM |
Moonrise:05:13 AM Moonset: 07:52 PM Moon Phase ( New Moon ) |
|
| 13 August 2026 Thursday | Patchy rain nearby |
17.7 ° C (63.8°F) |
26.8 ° C (80.3°F) |
21.7 ° C (71.1°F) |
% 80 | 65% | 6 | Sunrise:05:56 AM Sunset: 07:51 PM |
Moonrise:06:35 AM Moonset: 08:20 PM Moon Phase ( New Moon ) |
|
| 14 August 2026 Friday | Sunny |
15.9 ° C (60.7°F) |
25.3 ° C (77.5°F) |
19.6 ° C (67.3°F) |
% 61 | 5% | 7 | Sunrise:05:57 AM Sunset: 07:50 PM |
Moonrise:07:55 AM Moonset: 08:45 PM Moon Phase ( Waxing Crescent ) |
|
| 15 August 2026 Saturday | Sunny |
13.7 ° C (56.6°F) |
24.1 ° C (75.4°F) |
19.1 ° C (66.4°F) |
% 56 | 3% | 6 | Sunrise:05:58 AM Sunset: 07:48 PM |
Moonrise:09:11 AM Moonset: 09:08 PM Moon Phase ( Waxing Crescent ) |
|
| 16 August 2026 Sunday | Sunny |
14.6 ° C (58.3°F) |
24.1 ° C (75.3°F) |
19.5 ° C (67.1°F) |
% 54 | 3% | 6 | Sunrise:05:59 AM Sunset: 07:47 PM |
Moonrise:10:25 AM Moonset: 09:33 PM Moon Phase ( Waxing Crescent ) |
|
| 17 August 2026 Monday | Partly Cloudy |
16.9 ° C (62.4°F) |
24.9 ° C (76.8°F) |
21.1 ° C (69.9°F) |
% 65 | 6% | 6 | Sunrise:06:00 AM Sunset: 07:46 PM |
Moonrise:11:38 AM Moonset: 09:59 PM Moon Phase ( Waxing Crescent ) |
|
| 18 August 2026 Tuesday |  Light rain shower |
18 ° C (64.3°F) |
23.3 ° C (73.9°F) |
21.5 ° C (70.7°F) |
% 86 | 84% | 5 | Sunrise:06:01 AM Sunset: 07:44 PM |
Moonrise:12:50 PM Moonset: 10:29 PM Moon Phase ( First Quarter ) |
|
| 19 August 2026 Wednesday | Patchy rain nearby |
19 ° C (66.2°F) |
25.8 ° C (78.4°F) |
22 ° C (71.6°F) |
% 81 | 60% | 6 | Sunrise:06:02 AM Sunset: 07:43 PM |
Moonrise:01:59 PM Moonset: 11:04 PM Moon Phase ( First Quarter ) |
|
| 20 August 2026 Thursday | Patchy rain nearby |
18.9 ° C (65.9°F) |
22.9 ° C (73.3°F) |
20.7 ° C (69.3°F) |
% 83 | 72% | 6 | Sunrise:06:03 AM Sunset: 07:41 PM |
Moonrise:03:04 PM Moonset: 11:46 PM Moon Phase ( First Quarter ) |
|
| 21 August 2026 Friday | Patchy rain nearby |
19 ° C (66.2°F) |
21.4 ° C (70.5°F) |
20.1 ° C (68.1°F) |
% 93 | 90% | 6 | Sunrise:06:04 AM Sunset: 07:40 PM |
Moonrise:04:03 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
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