Niantic, Connecticut Climate
United States
Pop. 3,114 Elev. 11 m / 36 ft
TZ: America/New_York (UTC-4) ·
Niantic sees mild summers peaking at 77°F (25°C) in July, and cold winters that bottom out around 28°F (-2°C) in January. Wind chill can push winter lows to 17°F (-8°C). Precipitation occurs on roughly 62 days per year (38.8 in / 984 mm total), with snow on 4 days and 26 in (658 mm) of annual accumulation. The city averages 126 sunny days per year and around 22 thunderstorm days. Ocean water temperatures reach 73°F (23°C) in summer.
| Temperature | 77°F (25°C) high | 28°F (-2°C) low |
| Feels like | 17°F (-8°C) low | |
| Rain | 62 days | 38.8 in (984 mm) /yr |
| Snow | 4 days | 25.9 in (658 mm) /yr |
| Sky | 126 sunny | 22 stormy |
| Wind | 5.5 mph (2.5 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Jun, Jul, Aug, Sep, Oct
Sky & Air by Month
Cloud cover (%)
45
Jan 65
Feb 56
Mar 66
Apr 71
May 63
Jun 56
Jul 42
Aug 52
Sep 42
Oct 50
Nov 56
Dec Humidity (%)
61
Jan 66
Feb 69
Mar 69
Apr 81
May 81
Jun 82
Jul 72
Aug 76
Sep 69
Oct 65
Nov 65
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 20 mi Westerly State Airport (WST)
Ski resort 31 mi Powder Ridge Ski Area
National park 77 mi Connecticut River Greenway State Park
Mountain peak
(5,089 ft) 197 mi Mount Lincoln
Hospital 3 mi Smilow Cancer Hospital Care Center
Hiking trail 1 mi
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 36°F 2°C | 28°F -2°C | 1.3 in 34 mm | 3.4 in85 mm | 15 |
| February | 38°F 3°C | 29°F -2°C | 2.6 in 66 mm | 12.9 in328 mm | 5 |
| March | 46°F 8°C | 38°F 3°C | 4.7 in 119 mm | 0.2 in6 mm | 9 |
| April | 53°F 12°C | 45°F 7°C | 4.0 in 101 mm | 0.1 in1 mm | 5 |
| May | 59°F 15°C | 53°F 12°C | 7.7 in 196 mm | — | 5 |
| June | 69°F 21°C | 62°F 17°C | 2.0 in 50 mm | — | 9 |
| July | 77°F 25°C | 70°F 21°C | 2.8 in 70 mm | — | 12 |
| August | 74°F 23°C | 66°F 19°C | 2.3 in 57 mm | — | 16 |
| September | 71°F 22°C | 63°F 17°C | 2.3 in 58 mm | — | 11 |
| October | 62°F 17°C | 54°F 12°C | 4.1 in 103 mm | — | 18 |
| November | 51°F 11°C | 43°F 6°C | 2.6 in 65 mm | 0.0 in0 mm | 13 |
| December | 40°F 5°C | 31°F -1°C | 2.6 in 66 mm | 9.4 in238 mm | 8 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 15 | 1 |
| February | 5 | 1 |
| March | 9 | 1 |
| April | 5 | 3 |
| May | 5 | 5 |
| June | 9 | 1 |
| July | 12 | 1 |
| August | 16 | 1 |
| September | 11 | 3 |
| October | 18 | 3 |
| November | 13 | 2 |
| December | 8 | 0 |
Water Temperatures Data
↑ See chart| Month | Ocean Avg High | Lake Avg High |
|---|---|---|
| January | 45°F 7°C | 32°F 0°C |
| February | 38°F 3°C | 32°F 0°C |
| March | 42°F 6°C | 38°F 3°C |
| April | 49°F 9°C | 46°F 8°C |
| May | 56°F 13°C | 57°F 14°C |
| June | 65°F 18°C | 66°F 19°C |
| July | 72°F 22°C | 76°F 25°C |
| August | 73°F 23°C | 71°F 22°C |
| September | 71°F 21°C | 65°F 18°C |
| October | 69°F 21°C | 57°F 14°C |
| November | 60°F 15°C | 43°F 6°C |
| December | 50°F 10°C | 33°F 1°C |