Current weather conditions and 15 day weather forecast for Groton New London Airport, 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.
| 11 August 2026 Tuesday 22.9 ° C / 73.2°F ![]() Clear |
Feels Like : 23.7 ° C / 74.7°F Humidity : % 93 Pressure : 1013 mb Wind Speed : 19.4 kmph / 12.1 miles from W ![]() Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 6 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 10 August 2026 Monday | Sunny |
18.3 ° C (64.9°F) |
31.5 ° C (88.7°F) |
24.3 ° C (75.7°F) |
% 72 | 58% | 7.7 | Sunrise:05:52 AM Sunset: 07:54 PM |
Moonrise:02:29 AM Moonset: 06:35 PM Moon Phase ( New Moon ) |
|
| 11 August 2026 Tuesday | Sunny |
20.5 ° C (68.9°F) |
30.3 ° C (86.5°F) |
24.1 ° C (75.4°F) |
% 80 | 45% | 6.2 | Sunrise:05:53 AM Sunset: 07:53 PM |
Moonrise:03:48 AM Moonset: 07:17 PM Moon Phase ( New Moon ) |
|
| 12 August 2026 Wednesday | Sunny |
19.9 ° C (67.7°F) |
26.6 ° C (79.8°F) |
23.2 ° C (73.8°F) |
% 61 | 4% | 7.2 | Sunrise:05:54 AM Sunset: 07:51 PM |
Moonrise:05:12 AM Moonset: 07:51 PM Moon Phase ( New Moon ) |
|
| 13 August 2026 Thursday | Partly Cloudy |
21.1 ° C (70°F) |
24.1 ° C (75.4°F) |
22.5 ° C (72.4°F) |
% 79 | 41% | 2.1 | Sunrise:05:55 AM Sunset: 07:50 PM |
Moonrise:06:34 AM Moonset: 08:19 PM Moon Phase ( New Moon ) |
|
| 14 August 2026 Friday | Sunny |
18.2 ° C (64.7°F) |
25.8 ° C (78.4°F) |
22.2 ° C (71.9°F) |
% 65 | 57% | 7.3 | Sunrise:05:56 AM Sunset: 07:49 PM |
Moonrise:07:53 AM Moonset: 08:44 PM Moon Phase ( Waxing Crescent ) |
|
| 15 August 2026 Saturday | Sunny |
14.8 ° C (58.7°F) |
25.1 ° C (77.2°F) |
19.8 ° C (67.6°F) |
% 57 | 3% | 7 | Sunrise:05:57 AM Sunset: 07:47 PM |
Moonrise:09:10 AM Moonset: 09:07 PM Moon Phase ( Waxing Crescent ) |
|
| 16 August 2026 Sunday | Sunny |
16.7 ° C (62°F) |
24.4 ° C (75.9°F) |
21.2 ° C (70.2°F) |
% 64 | 5% | 6 | Sunrise:05:58 AM Sunset: 07:46 PM |
Moonrise:10:24 AM Moonset: 09:31 PM Moon Phase ( Waxing Crescent ) |
|
| 17 August 2026 Monday | Sunny |
19.2 ° C (66.6°F) |
28.1 ° C (82.5°F) |
24.3 ° C (75.8°F) |
% 73 | 61% | 7 | Sunrise:05:59 AM Sunset: 07:44 PM |
Moonrise:11:37 AM Moonset: 09:58 PM Moon Phase ( Waxing Crescent ) |
|
| 18 August 2026 Tuesday | Sunny |
16.1 ° C (61°F) |
23.4 ° C (74.2°F) |
20 ° C (68°F) |
% 68 | 5% | 6 | Sunrise:06:00 AM Sunset: 07:43 PM |
Moonrise:12:49 PM Moonset: 10:27 PM Moon Phase ( First Quarter ) |
|
| 19 August 2026 Wednesday | Sunny |
18.7 ° C (65.7°F) |
23.9 ° C (75°F) |
21.4 ° C (70.5°F) |
% 68 | 6% | 6 | Sunrise:06:01 AM Sunset: 07:42 PM |
Moonrise:01:58 PM Moonset: 11:03 PM Moon Phase ( First Quarter ) |
|
| 20 August 2026 Thursday | Partly Cloudy |
21.4 ° C (70.5°F) |
26.7 ° C (80.1°F) |
23.4 ° C (74.2°F) |
% 77 | 10% | 7 | Sunrise:06:02 AM Sunset: 07:40 PM |
Moonrise:03:03 PM Moonset: 11:45 PM Moon Phase ( First Quarter ) |
|
| 21 August 2026 Friday | Partly Cloudy |
20 ° C (68°F) |
27.4 ° C (81.3°F) |
23.7 ° C (74.6°F) |
% 78 | 13% | 7 | Sunrise:06:03 AM Sunset: 07:39 PM |
Moonrise:04:02 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 22 August 2026 Saturday | Sunny |
23.3 ° C (74°F) |
26.6 ° C (80°F) |
24.8 ° C (76.7°F) |
% 87 | 69% | 7 | Sunrise:06:04 AM Sunset: 07:37 PM |
Moonrise:04:53 PM Moonset: 12:34 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 August 2026 Sunday | Patchy rain nearby |
22 ° C (71.7°F) |
24.5 ° C (76.2°F) |
23 ° C (73.4°F) |
% 91 | 25% | 6 | Sunrise:06:05 AM Sunset: 07:36 PM |
Moonrise:05:35 PM Moonset: 01:31 AM Moon Phase ( Waxing Gibbous ) |
|