Average monthly rainy days in Waltham (MA)
The number of days each month with rain, snow and hail in Waltham (Massachusetts), the United States of America.
- On average, June is the most rainy with 13 days of rain/snow.
- On average, September is the driest month with 9 rainy days.
- The average annual number of rainy days is 135.
Forecast for Waltham (MA)
overcast and rain
partly cloudy and chance of slight rain
almost clear and no rain