Northampton Rainfall ForecastUnited KingdomEMNorthamptonshireNorthamptonToday 19 Sep10%Sun 20 Sep5%Mon 21 Sep15%Tue 22 Sep15%Wed 23 Sep10%Thu 24 Sep5%Fri 25 Sep5%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Northampton rainfall forecast issued today at 7:10 am. Next forecast at approx. 9:10 pm. Rainfall Rainfall AccumulationChenies (Hertfordshire) RadarGet WillyWeather+ to remove ads