Crystal Lake, CT Weather Forecast
Local 7-day forecast
Slight Chance Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Crystal Lake, CT in one place.
A slight chance of rain showers. Mostly cloudy, with a high near 68.
Local Weather Overview
This forecast page for Crystal Lake, CT is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Apr 10, 2026 5:36 PM EDT.
The active forecast window currently covers Apr 13 to Apr 16, 2026 for Crystal Lake, CT.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 13 to Apr 16, 2026
- Latest sync
- Apr 10, 2026 5:36 PM EDT
- Forecast office
- BOX
- Source
- NOAA / NWS
Daily Outlook
This Week in Crystal Lake
Tuesday looks like the warmest upcoming period in Crystal Lake at 78 degrees F.
Thursday Night is the coolest period ahead with temperatures near 53 degrees F.
The strongest winds are forecast for Monday at about 13 mph SW.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 10, 2026 5:36 PM EDT
- Coverage
- 4 days
- Time zone
- America/New_York
- Forecast office
- BOX
- Radar station
- KBOX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A slight chance of rain showers before 2am. Mostly cloudy, with a low around 56.
Mostly sunny, with a high near 78.
A chance of rain showers after 7pm. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.
A chance of rain showers. Partly sunny, with a high near 78. Chance of precipitation is 30%.
A chance of rain showers. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
Partly sunny, with a high near 78.
A slight chance of rain showers after 2am. Mostly cloudy, with a low around 53.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Monday
Apr 13
|
Slight Chance Rain Showers
|
68°F |
13 mph
SW
|
|
Monday Night
Apr 13
|
Slight Chance Rain Showers
|
56°F |
5 to 12 mph
SW
|
|
Tuesday
Apr 14
|
Mostly Sunny
|
78°F |
5 to 8 mph
W
|
|
Tuesday Night
Apr 14
|
Chance Rain Showers
|
57°F |
5 to 8 mph
S
|
|
Wednesday
Apr 15
|
Chance Rain Showers
|
78°F |
5 to 10 mph
S
|
|
Wednesday Night
Apr 15
|
Chance Rain Showers
|
59°F |
6 to 10 mph
SW
|
|
Thursday
Apr 16
|
Partly Sunny
|
78°F |
6 to 9 mph
W
|
|
Thursday Night
Apr 16
|
Mostly Cloudy then Slight Chance Rain Showers
|
53°F |
5 to 8 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Crystal Lake.