Waterbury, CT Weather Forecast
Right now it is 68°F and cloudy in Waterbury (as of Tue, 2:30 PM EST). This Afternoon: high near 70°F. Tomorrow: patchy fog then sunny, high near 73°F. Official NWS forecast and alerts, refreshed every 30 minutes.
Current conditions
Measured at Oxford, Waterbury-Oxford Airport (7 mi from the city center).
Weather tomorrow in Waterbury
Patchy Fog then Sunny73°FPatchy fog before 8am. Sunny. High near 73, with temperatures falling to around 67 in the afternoon. Southwest wind 2 to 12 mph.
Partly Cloudy55°FPartly cloudy. Low around 55, with temperatures rising to around 57 overnight. Southwest wind 2 to 6 mph.
Weather alerts
No active National Weather Service watches, warnings or advisories for Waterbury right now.
7-day forecast
Partly Sunny70°F / 49°FPartly sunny. High near 70, with temperatures falling to around 64 in the afternoon. Southwest wind around 7 mph. Tonight: Patchy fog after 11pm. Partly cloudy, with a low around 49. Southwest wind 1 to 5 mph.
Patchy Fog then Sunny73°F / 55°FPatchy fog before 8am. Sunny. High near 73, with temperatures falling to around 67 in the afternoon. Southwest wind 2 to 12 mph. Wednesday Night: Partly cloudy. Low around 55, with temperatures rising to around 57 overnight. Southwest wind 2 to 6 mph.
Chance Rain Showers
80% chance of rain/snow70°F / 60°FA chance of rain showers after 7am. Mostly cloudy. High near 70, with temperatures falling to around 67 in the afternoon. South wind 3 to 10 mph. Chance of precipitation is 40%. Thursday Night: Rain showers. Mostly cloudy, with a low around 60. Chance of precipitation is 80%. New rainfall amounts less than a tenth of an inch possible.
Rain Showers 83% chance of rain/snow68°F / 54°FRain showers before 1pm, then showers and thunderstorms. Cloudy, with a high near 68. Chance of precipitation is 80%. Friday Night: Showers and thunderstorms before 7pm, then rain likely and a chance of thunderstorms. Mostly cloudy, with a low around 54. Chance of precipitation is 80%.
Chance Light Rain 53% chance of rain/snow65°F / 41°FA chance of rain and a slight chance of thunderstorms. Partly sunny, with a high near 65. Chance of precipitation is 50%. Saturday Night: A slight chance of rain. Partly cloudy, with a low around 41.
Slight Chance Light Rain then Mostly Sunny 22% chance of rain/snow60°F / 37°FA slight chance of rain before 7am. Mostly sunny, with a high near 60. Sunday Night: A slight chance of rain after 1am. Partly cloudy, with a low around 37.
Chance Light Rain 27% chance of rain/snow58°F / 36°FA chance of rain. Mostly sunny, with a high near 58. Chance of precipitation is 30%. Monday Night: A chance of rain. Partly cloudy, with a low around 36.
Forecast issued by NWS forecast office OKX · updated Nov 3, 2:04 PM EST. Daytime highs and overnight lows are on the right.
Hourly forecast, radar & more on weather.gov
Nearby cities
Waterbury population: 115,771 (U.S. Census Bureau, July 1, 2025 estimate). More Connecticut cities · All US cities
Source: National Weather Service / NOAA (public domain), fetched live. Tachlis is not affiliated with the NWS.
Questions & answers
What is the weather tomorrow in Waterbury?
Wednesday, November 4: Patchy Fog then Sunny, high near 73°F; night: partly cloudy, low around 55°F.
Where does the Waterbury forecast come from?
From the National Weather Service forecast office OKX, which writes the official forecast for Waterbury's 2.5 km grid square. Current conditions come from the nearest NWS/FAA weather station.
How often is the Waterbury weather updated?
This page fetches fresh data from the National Weather Service at most every 30 minutes, and checks for new watches and warnings every 5 minutes.
What time zone are the times shown in?
Local time for Waterbury (America/New York).
Why can the current temperature differ from the forecast?
The current reading is a real measurement at a weather station, often at an airport, while the forecast describes the whole grid square around the city. Temperatures can differ by a few degrees across a city.