Greenwich, CT Hourly Weather

Hour-by-Hour Forecast

Today's Weather Breakdown

Currently 77°F and clear. Today in Greenwich, CT: high of 84°F, low of 64°F with partially cloudy. Dry conditions expected throughout the day.

Currently77°F · Clear
Today's High84°F
Today's Low64°F
Rain Chance19%

Hour-by-Hour Temperature & Rain Probability

In Greenwich, CT today, temperatures start near 64°F in the early morning and climb toward a high of 84°F in the afternoon. No significant rain is expected — good conditions for outdoor plans throughout the day.

Reading the Hourly Weather Forecast

The hour-by-hour table shows temperature, feels-like temperature, precipitation probability, wind speed, humidity, and UV index for each hour of the day in Greenwich. Rain probability above 40% for a given hour indicates a meaningful chance of precipitation during that window. UV index above 6 means sun protection is recommended for extended time outdoors.

Hourly forecasts are updated from live weather station data. For the full multi-day picture, see the Greenwich 10-day forecast or check tomorrow's rain forecast for precipitation timing.

Hour-by-Hour Forecast for Greenwich, CT

TimeTempFeels LikeRainConditions
12:00 AM70°F70°F0%Partially cloudy
1:00 AM69°F69°F0%Partially cloudy
2:00 AM74°F74°F0%Partially cloudy
3:00 AM69°F69°F0%Clear
4:00 AM68°F68°F0%Clear
5:00 AM65°F65°F0%Clear
6:00 AM64°F64°F0%Partially cloudy
7:00 AM64°F64°F0%Clear
8:00 AM72°F72°F0%Clear
9:00 AM76°F76°F0%Clear
10:00 AM80°F80°F0%Clear
11:00 AM80°F81°F0%Clear
12:00 PM81°F82°F0%Partially cloudy
1:00 PM82°F83°F0%Partially cloudy
2:00 PM84°F84°F0%Partially cloudy
3:00 PM84°F84°F0%Partially cloudy
4:00 PM84°F84°F0%Partially cloudy
5:00 PM82°F83°F0%Partially cloudy
6:00 PM78°F78°F0%Partially cloudy
7:00 PM76°F76°F0%Partially cloudy
8:00 PM73°F73°F19%Partially cloudy
9:00 PM71°F71°F19%Partially cloudy
10:00 PM70°F70°F19%Partially cloudy
11:00 PM69°F69°F15%Partially cloudy

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