Weather information for the New London-Groton area is provided below. Average temperatures, climate details and current forecasts are included!
Climate
Monthly average temperatures and precipitation for New London / Groton are shown below.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Avg. High | 36° | 38° | 46° | 56° | 66° | 75° | 80° | 78° | 74° | 64° | 52° | 41° |
| Avg. Low | 18° | 20° | 28° | 37° | 46° | 55° | 62° | 61° | 54° | 44° | 34° | 24° |
| Daily Avg | 28° | 28° | 38° | 47° | 56° | 65° | 71° | 71° | 64° | 54° | 44° | 34° |
| Avg. Precip. | 4.3 in | 3.8 in | 4.3 in | 4.3 in | 4.1 in | 3.5 in | 3.3 in | 3.7 in | 3.6 in | 3.9 in | 4.9 in | 4.7 in |
| Note: All temperatures are in degrees Fahrenheit. | ||||||||||||
Overnight
Occasional Light Rain
Sunday
Occasional Light Rain
Sunday Night
Very Light Rain Likely
Monday
Patchy Fog then Chance Rain Showers
Monday Night
Chance Rain Showers
Tuesday
Mostly Cloudy
Detailed Forecast |
|
|---|---|
| Overnight | Occasional rain and occasional drizzle and patchy fog. Cloudy, with a low around 43. East wind around 18 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Sunday | Occasional rain and occasional drizzle and patchy fog. Cloudy, with a high near 47. East wind 15 to 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible. |
| Sunday Night | Rain likely and drizzle likely and patchy fog. Cloudy, with a low around 43. Northeast wind 7 to 14 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Monday | Patchy fog before 8am, then a chance of rain showers. Mostly cloudy, with a high near 50. Northwest wind around 7 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible. |
| Monday Night | A chance of rain showers. Mostly cloudy, with a low around 39. Northeast wind 8 to 12 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible. |
| Tuesday | Mostly cloudy, with a high near 45. |
| Tuesday Night | Mostly cloudy, with a low around 37. |
| Wednesday | Partly sunny, with a high near 48. |
| Wednesday Night | Mostly cloudy, with a low around 38. |
| Thursday | Partly sunny, with a high near 50. |
| Thursday Night | A slight chance of rain showers after midnight. Partly cloudy, with a low around 40. |
| Friday | A slight chance of rain showers before noon. Mostly sunny, with a high near 52. |
| Friday Night | A slight chance of rain showers after midnight. Mostly cloudy, with a low around 41. |
| Saturday | A slight chance of rain showers. Partly sunny, with a high near 51. |
