| NWS Forecast for: Greenwich CT Issued by: National Weather Service New York, NY Last Update: 2:22 pm EDT Jul 19, 2026 |  |
| Tonight: Mostly clear, with a low around 14. Northwest wind 5 to 10 km/h. Monday: Sunny, with a high near 27. Calm wind. Monday Night: Increasing clouds, with a low around 18. South wind 5 to 10 km/h. Tuesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Cloudy, with a high near 26. Southeast wind 10 to 18 km/h. Chance of precipitation is 60%. New rainfall amounts between 7.5 mm and 1 cm possible. Tuesday Night: Showers and possibly a thunderstorm. Low around 19. Southwest wind 11 to 13 km/h. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 cm possible. Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 28. Chance of precipitation is 70%. New rainfall amounts between 5 and 7.5 mm possible. Wednesday Night: Showers likely before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 16. Chance of precipitation is 60%. Thursday: Mostly sunny, with a high near 26. Thursday Night: Mostly clear, with a low around 16. Friday: Sunny, with a high near 27. Friday Night: Partly cloudy, with a low around 18. Saturday: Mostly sunny, with a high near 28. Saturday Night: Partly cloudy, with a low around 17. Sunday: Mostly sunny, with a high near 28. | |
| Greenwich CT 41.07°N 73.65°W (Elev. 279 m) | |
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