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 May 2026 Monday 9.4 ° C / 48.9°F ![]() Overcast |
Feels Like : 7.4 ° C / 45.3°F Humidity : % 90 Pressure : 1019 mb Wind Speed : 13.3 kmph / 8.3 miles from NNW ![]() Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 11 May 2026 Monday | Patchy rain nearby |
9.1 ° C (48.4°F) |
19.9 ° C (67.8°F) |
13.7 ° C (56.7°F) |
% 52 | 70% | 6.3 | Sunrise:05:34 AM Sunset: 07:56 PM |
Moonrise:02:39 AM Moonset: 02:05 PM Moon Phase ( Waning Crescent ) |
|
| 12 May 2026 Tuesday | Patchy rain nearby |
6.7 ° C (44°F) |
14.9 ° C (58.9°F) |
11.3 ° C (52.4°F) |
% 58 | 89% | 6.3 | Sunrise:05:33 AM Sunset: 07:57 PM |
Moonrise:03:00 AM Moonset: 03:14 PM Moon Phase ( Waning Crescent ) |
|
| 13 May 2026 Wednesday | Partly Cloudy |
9 ° C (48.2°F) |
12.9 ° C (55.2°F) |
11.3 ° C (52.4°F) |
% 75 | 0% | 5.5 | Sunrise:05:32 AM Sunset: 07:58 PM |
Moonrise:03:23 AM Moonset: 04:26 PM Moon Phase ( Waning Crescent ) |
|
| 14 May 2026 Thursday | Heavy rain |
9.9 ° C (49.7°F) |
16.1 ° C (61°F) |
13.1 ° C (55.6°F) |
% 84 | 85% | 4.2 | Sunrise:05:31 AM Sunset: 07:59 PM |
Moonrise:03:47 AM Moonset: 05:43 PM Moon Phase ( Waning Crescent ) |
|
| 15 May 2026 Friday | Patchy rain nearby |
7.3 ° C (45.2°F) |
15.2 ° C (59.4°F) |
11.7 ° C (53.1°F) |
% 74 | 83% | 0.3 | Sunrise:05:30 AM Sunset: 08:00 PM |
Moonrise:04:14 AM Moonset: 07:03 PM Moon Phase ( Waning Crescent ) |
|
| 16 May 2026 Saturday | Sunny |
9.8 ° C (49.6°F) |
17 ° C (62.7°F) |
13.4 ° C (56.1°F) |
% 59 | 0% | 4 | Sunrise:05:29 AM Sunset: 08:01 PM |
Moonrise:04:49 AM Moonset: 08:25 PM Moon Phase ( New Moon ) |
|
| 17 May 2026 Sunday | Patchy rain nearby |
9.5 ° C (49°F) |
13.5 ° C (56.3°F) |
12.3 ° C (54.1°F) |
% 77 | 70% | 3 | Sunrise:05:28 AM Sunset: 08:02 PM |
Moonrise:05:34 AM Moonset: 09:45 PM Moon Phase ( Waxing Crescent ) |
|
| 18 May 2026 Monday | Patchy rain nearby |
12.4 ° C (54.4°F) |
20.2 ° C (68.4°F) |
16.1 ° C (61°F) |
% 78 | 81% | 4 | Sunrise:05:27 AM Sunset: 08:03 PM |
Moonrise:06:30 AM Moonset: 10:54 PM Moon Phase ( Waxing Crescent ) |
|
| 19 May 2026 Tuesday | Sunny |
9.8 ° C (49.7°F) |
16.3 ° C (61.3°F) |
13.4 ° C (56.2°F) |
% 72 | 0% | 4 | Sunrise:05:26 AM Sunset: 08:04 PM |
Moonrise:07:39 AM Moonset: 11:51 PM Moon Phase ( Waxing Crescent ) |
|
| 20 May 2026 Wednesday | Patchy rain nearby |
12.2 ° C (54°F) |
19.3 ° C (66.7°F) |
16 ° C (60.8°F) |
% 88 | 82% | 4 | Sunrise:05:25 AM Sunset: 08:05 PM |
Moonrise:08:55 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 21 May 2026 Thursday | Patchy rain nearby |
14.2 ° C (57.6°F) |
16.7 ° C (62.1°F) |
15.7 ° C (60.2°F) |
% 99 | 84% | 4 | Sunrise:05:24 AM Sunset: 08:06 PM |
Moonrise:10:12 AM Moonset: 12:34 AM Moon Phase ( Waxing Crescent ) |
|
| 22 May 2026 Friday | Patchy rain nearby |
13.8 ° C (56.8°F) |
18.2 ° C (64.7°F) |
15.8 ° C (60.4°F) |
% 95 | 88% | 4 | Sunrise:05:24 AM Sunset: 08:07 PM |
Moonrise:11:28 AM Moonset: 01:07 AM Moon Phase ( Waxing Crescent ) |
|
| 23 May 2026 Saturday | Sunny |
12.9 ° C (55.2°F) |
19.4 ° C (67°F) |
16.3 ° C (61.3°F) |
% 68 | 0% | 5 | Sunrise:05:23 AM Sunset: 08:08 PM |
Moonrise:12:38 PM Moonset: 01:34 AM Moon Phase ( First Quarter ) |
|
| 24 May 2026 Sunday | Patchy rain nearby |
12.2 ° C (54°F) |
18.2 ° C (64.8°F) |
15.6 ° C (60°F) |
% 84 | 77% | 4 | Sunrise:05:22 AM Sunset: 08:09 PM |
Moonrise:01:46 PM Moonset: 01:57 AM Moon Phase ( Waxing Gibbous ) |
|