Windsor Locks, Connecticut Climate
United States
Pop. 12,498 Elev. 16 m / 52 ft
TZ: America/New_York (UTC-4) ·
Summers in Windsor Locks are warm, with July highs around 85°F (29°C), while winters are frigid with January lows of 20°F (-7°C). Humidity pushes the summer feels-like temperature to 93°F (34°C), while wind chill can drive winter lows to 11°F (-12°C). Expect around 59 rainy days annually (39.5 in / 1005 mm total), with snow on 9 days and 47 in (1182 mm) of annual accumulation. The city averages 117 sunny days per year and around 29 thunderstorm days. Ocean water temperatures reach 76°F (24°C) in summer.
| Temperature | 85°F (29°C) high | 20°F (-7°C) low |
| Feels like | 93°F (34°C) high | 11°F (-12°C) low |
| Rain | 59 days | 39.5 in (1005 mm) /yr |
| Snow | 9 days | 46.5 in (1182 mm) /yr |
| Sky | 117 sunny | 29 stormy |
| Wind | 3.2 mph (1.4 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Apr, Jun, Jul, Aug, Sep
Sky & Air by Month
Cloud cover (%)
45
Jan 64
Feb 59
Mar 69
Apr 78
May 64
Jun 59
Jul 46
Aug 51
Sep 44
Oct 53
Nov 56
Dec Humidity (%)
57
Jan 61
Feb 55
Mar 53
Apr 71
May 71
Jun 72
Jul 66
Aug 71
Sep 68
Oct 64
Nov 62
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 3 mi Bradley International Airport (BDL)
Ski resort 17 mi Winding Trails Recreation Area
National park 33 mi Connecticut River Greenway State Park
Mountain peak
(5,089 ft) 161 mi Mount Lincoln
Hospital 10 mi Saint Francis Hospital and Medical Center - Mount Sinai Campus
Hiking trail 4 mi
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 34°F 1°C | 20°F -7°C | 1.1 in 27 mm | 5.9 in150 mm | 12 |
| February | 36°F 2°C | 23°F -5°C | 1.4 in 34 mm | 18.8 in479 mm | 6 |
| March | 52°F 11°C | 33°F 1°C | 3.5 in 88 mm | 0.2 in6 mm | 9 |
| April | 62°F 16°C | 43°F 6°C | 3.1 in 78 mm | 6.2 in156 mm | 5 |
| May | 68°F 20°C | 52°F 11°C | 9.0 in 229 mm | — | 3 |
| June | 79°F 26°C | 61°F 16°C | 2.9 in 73 mm | — | 9 |
| July | 85°F 29°C | 67°F 20°C | 4.1 in 104 mm | — | 10 |
| August | 80°F 27°C | 60°F 15°C | 2.1 in 53 mm | — | 15 |
| September | 76°F 24°C | 56°F 13°C | 3.3 in 85 mm | — | 12 |
| October | 63°F 17°C | 46°F 8°C | 5.1 in 130 mm | — | 17 |
| November | 49°F 10°C | 35°F 2°C | 2.3 in 58 mm | 0.2 in6 mm | 12 |
| December | 36°F 2°C | 21°F -6°C | 1.8 in 45 mm | 15.2 in386 mm | 7 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 12 | 1 |
| February | 6 | 0 |
| March | 9 | 2 |
| April | 5 | 1 |
| May | 3 | 7 |
| June | 9 | 3 |
| July | 10 | 5 |
| August | 15 | 1 |
| September | 12 | 3 |
| October | 17 | 3 |
| November | 12 | 1 |
| December | 7 | 2 |
Water Temperatures Data
↑ See chart| Month | Ocean Avg High | Lake Avg High |
|---|---|---|
| January | 44°F 6°C | 32°F 0°C |
| February | 36°F 2°C | 32°F 0°C |
| March | 41°F 5°C | 35°F 2°C |
| April | 50°F 10°C | 43°F 6°C |
| May | 56°F 13°C | 55°F 13°C |
| June | 68°F 20°C | 65°F 18°C |
| July | 76°F 24°C | 74°F 23°C |
| August | 76°F 24°C | 70°F 21°C |
| September | 72°F 22°C | 64°F 18°C |
| October | 70°F 21°C | 55°F 13°C |
| November | 60°F 15°C | 41°F 5°C |
| December | 49°F 10°C | 32°F 0°C |