Unlock Historical Data
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
05:13
Sunrise
20:14
Sunset
Daily Forecast
Tuesday
Today
Thursday
Friday
Saturday
Sunday
Monday
Air Quality Data Available
Upgrade to access real-time air quality data for Waltham.
Resources
UV Index
Humidity
Frequently asked questions about weather in Waltham
How warm does it get in Waltham?
The warmest month in Waltham is July, with average high temperatures of 29°C. The average temperature during this period is around 24°C.
How cold does it get in Waltham?
The coldest month in Waltham is January, with average low temperatures of -4°C. The average temperature during this period is around -1°C.
What is the wettest time of year in Waltham?
The wettest month in Waltham is December, with an average of 118mm of precipitation.
What is the driest time of year in Waltham?
The driest month in Waltham is May, with an average of 73mm of precipitation.
Explore more weather forecasts
- Newton, Massachusetts
- New York City, New York
- Watertown, Massachusetts
- Los Angeles, California
- Belmont, Massachusetts
- Brooklyn, New York
- Weston, Massachusetts
- Chicago, Illinois
- Lexington, Massachusetts
- Houston, Texas
- Arlington, Massachusetts
- Queens, New York
- Needham, Massachusetts
- Phoenix, Arizona
- Wellesley, Massachusetts
- Philadelphia, Pennsylvania
