Crystal Lake, Connecticut Climate
United States
Pop. 1,945 Elev. 213 m / 699 ft
TZ: America/New_York (UTC-4) ·
Crystal Lake sees warm summers peaking at 85°F (29°C) in July, and frigid winters that bottom out around 19°F (-7°C) in January. Humidity pushes the summer feels-like temperature to 93°F (34°C), while wind chill can drive winter lows to 11°F (-12°C). Precipitation occurs on roughly 59 days per year (37.5 in / 954 mm total), with snow on 9 days and 43 in (1082 mm) of annual accumulation. The city averages 121 sunny days per year and around 26 thunderstorm days. Ocean water temperatures reach 75°F (24°C) in summer.
| Temperature | 85°F (29°C) high | 19°F (-7°C) low |
| Feels like | 93°F (34°C) high | 11°F (-12°C) low |
| Rain | 59 days | 37.5 in (954 mm) /yr |
| Snow | 9 days | 42.6 in (1082 mm) /yr |
| Sky | 121 sunny | 26 stormy |
| Wind | 2.8 mph (1.3 m/s) avg |
Looking for a place with a climate like Crystal Lake? Explore and filter 150,000+ cities worldwide.
Explore on the MapMonthly Climate Chart
Best months to visit: Apr, Jun, Jul, Aug, Sep, Oct
Sky & Air by Month
Cloud cover (%)
45
Jan 64
Feb 59
Mar 68
Apr 78
May 63
Jun 58
Jul 46
Aug 51
Sep 44
Oct 52
Nov 56
Dec Humidity (%)
57
Jan 61
Feb 55
Mar 53
Apr 71
May 70
Jun 71
Jul 63
Aug 71
Sep 67
Oct 64
Nov 60
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 16 mi Bradley International Airport (BDL)
Ski resort 27 mi Winding Trails Recreation Area
National park 34 mi Connecticut River Greenway State Park
Mountain peak
(5,089 ft) 158 mi Mount Lincoln
Hospital 3 mi Johnson Memorial Hospital
Hiking trail 1 mi
Interested in Crystal Lake?
Hotels
Flights
Real Estate
Insurance
Connectivity
Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 34°F 1°C | 19°F -7°C | 1.0 in 26 mm | 5.8 in147 mm | 14 |
| February | 36°F 2°C | 22°F -5°C | 1.4 in 37 mm | 17.6 in447 mm | 6 |
| March | 52°F 11°C | 33°F 1°C | 3.8 in 97 mm | 0.3 in7 mm | 9 |
| April | 61°F 16°C | 43°F 6°C | 3.2 in 80 mm | 5.3 in134 mm | 6 |
| May | 68°F 20°C | 52°F 11°C | 8.5 in 216 mm | — | 3 |
| June | 79°F 26°C | 61°F 16°C | 2.4 in 62 mm | — | 9 |
| July | 85°F 29°C | 67°F 19°C | 3.6 in 93 mm | — | 11 |
| August | 80°F 27°C | 59°F 15°C | 2.1 in 53 mm | — | 15 |
| September | 75°F 24°C | 55°F 13°C | 3.1 in 80 mm | — | 12 |
| October | 62°F 17°C | 46°F 8°C | 4.0 in 102 mm | — | 17 |
| November | 49°F 9°C | 35°F 2°C | 2.2 in 56 mm | 0.2 in4 mm | 12 |
| December | 37°F 3°C | 22°F -5°C | 2.1 in 53 mm | 13.5 in342 mm | 7 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 14 | 1 |
| February | 6 | 0 |
| March | 9 | 2 |
| April | 6 | 1 |
| May | 3 | 6 |
| June | 9 | 2 |
| July | 11 | 4 |
| August | 15 | 1 |
| September | 12 | 3 |
| October | 17 | 4 |
| November | 12 | 1 |
| December | 7 | 1 |
Water Temperatures Data
↑ See chart| Month | Ocean Avg High | Lake Avg High |
|---|---|---|
| January | 44°F 7°C | 32°F 0°C |
| February | 37°F 3°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 | 67°F 19°C | 65°F 18°C |
| July | 75°F 24°C | 74°F 23°C |
| August | 75°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 | 50°F 10°C | 32°F 0°C |