Waltham, MA Hourly Weather

Hour-by-Hour Forecast

Today's Weather Breakdown

Currently 54°F and clear. Today in Waltham, MA: high of 71°F, low of 48°F with rain, partially cloudy. 50% chance of rain.

Currently54°F · Clear
Today's High71°F
Today's Low48°F
Rain Chance50%

Hour-by-Hour Temperature & Rain Probability

In Waltham, MA today, temperatures start near 48°F in the early morning and climb toward a high of 71°F in the afternoon. Rain probability climbs through the day, reaching around 50%. The afternoon hours carry the highest precipitation risk — bring an umbrella if you plan to be outside.

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 Waltham. 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 Waltham 10-day forecast or check tomorrow's rain forecast for precipitation timing.

Hour-by-Hour Forecast for Waltham, MA

TimeTempFeels LikeRainConditions
12:00 AM48°F48°F0%Clear
1:00 AM52°F52°F0%Partially cloudy
2:00 AM52°F52°F0%Clear
3:00 AM58°F58°F15%Partially cloudy
4:00 AM58°F58°F19%Overcast
5:00 AM57°F57°F23%Overcast
6:00 AM58°F58°F25%Overcast
7:00 AM58°F58°F28%Overcast
8:00 AM62°F62°F30%Overcast
9:00 AM65°F65°F27%Partially cloudy
10:00 AM68°F68°F24%Overcast
11:00 AM71°F71°F31%Overcast
12:00 PM70°F70°F37%Overcast
1:00 PM70°F70°F44%Overcast
2:00 PM69°F69°F50%Rain, Overcast
3:00 PM68°F68°F42%Overcast
4:00 PM65°F65°F35%Partially cloudy
5:00 PM64°F64°F27%Partially cloudy
6:00 PM61°F61°F24%Partially cloudy
7:00 PM59°F59°F22%Partially cloudy
8:00 PM59°F59°F19%Partially cloudy
9:00 PM57°F57°F10%Partially cloudy
10:00 PM56°F56°F8%Partially cloudy
11:00 PM55°F55°F7%Partially cloudy

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