Northern Middlesex MA- Including the city of Ayer 404 PM EDT Thu Apr 25 2024 .TONIGHT...Clear. Patchy frost after midnight. Cold with lows in the upper 20s. North winds around 5 mph. .FRIDAY...Sunny. Patchy frost in the morning. Highs in the lower 60s. North winds around 5 mph, becoming southwest in the afternoon. .FRIDAY NIGHT...Clear. Lows in the lower 30s. South winds around 5 mph, becoming west after midnight. .SATURDAY...Sunny. Highs in the mid 60s. West winds around 5 mph, becoming south in the afternoon. .SATURDAY NIGHT...Mostly cloudy with a 40 percent chance of showers. Lows in the lower 40s. Southwest winds 5 to 10 mph. Gusts up to 20 mph after midnight. .SUNDAY...Mostly cloudy with a 40 percent chance of showers. Highs in the mid 60s. .SUNDAY NIGHT AND MONDAY...Mostly cloudy. Lows in the lower 50s. Highs around 70. .MONDAY NIGHT...Mostly cloudy with a 40 percent chance of showers. Lows around 50. .TUESDAY...Mostly cloudy with a chance of showers. Highs in the mid 60s. Chance of rain 50 percent. .TUESDAY NIGHT...Mostly cloudy with a 50 percent chance of showers. Lows around 50. .WEDNESDAY...Partly sunny with a 40 percent chance of showers. Highs around 70. .WEDNESDAY NIGHT...Mostly cloudy with a 30 percent chance of showers. Lows in the upper 40s. .THURSDAY...Mostly sunny. Highs in the mid 60s. $$