WXSIM Forecast for: Northampton Issued by: Saratoga-Weather.org

Updated: Sunday, 20-Sep-2026 09:00 am

Today Mostly Cloudy Tonight Mostly Cloudy Monday Mostly Cloudy Monday night Mostly Cloudy Tuesday Mostly Cloudy Tuesday night Mostly Cloudy Wednesday Mostly Cloudy Wednesday night Fog late Thursday Fog a.m. Thursday night Fog late <2 mm. <2 mm. High: 19° Low: 10° High: 20° Low: 10° High: 21° Low: 12° High: 20° Low: 8° High: 19° Low: 9°                     WNW 7-16 kts Moderate breeze WNW 2 kts Light air WNW 2 kts Light air W calm Calm W calm Calm S 2 kts Light air S→W 5→8-15 kts Moderate breeze NW 7-15→4 kts Moderate breeze N→ESE 3 kts Light air ESE→SSE 5 kts Light breeze

Today	Mostly cloudy to cloudy in the morning, becoming mostly cloudy in the afternoon. High 19°. Wind west-northwest around 7 kts, gusting to 16 kts.
Tonight	Mostly cloudy. Low 10°. Wind west-northwest around 2 kts.
Monday	Mostly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. High 20°. Wind west-northwest around 2 kts.
Monday night	Partly to mostly cloudy. Low 10°. Wind west near calm.
Tuesday	Partly to mostly cloudy in the morning, becoming mostly cloudy in the afternoon. High 21°. Wind west near calm.
Tuesday night	Dense overcast in the evening, becoming mostly cloudy to cloudy after midnight. A slight chance of rain after midnight. Low 12°. Wind south around 2 kts. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Wednesday	Partly to mostly cloudy in the morning, becoming partly to mostly sunny in the afternoon. A slight chance of rain. High 20°. Wind south around 5 kts in the morning, becoming west around 8 kts, gusting to 15 kts, in the afternoon. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Wednesday night	Mostly clear in the evening, becoming partly cloudy after midnight. Patchy light fog in the evening, then moderate fog after midnight. Low 8°. Wind northwest around 7 kts, gusting to 15 kts, in the evening, becoming 4 kts after midnight.
Thursday	Partly cloudy in the morning, becoming partly to mostly sunny in the afternoon. Light to moderate fog in the morning. High 19°. Wind north around 3 kts in the morning, becoming east-southeast in the afternoon.
Thursday night	Fair to partly cloudy in the evening, becoming fair after midnight. Patchy light fog after midnight. Low 9°. Wind east-southeast around 5 kts in the evening, becoming south-southeast after midnight.
Friday	Mostly sunny in the morning, becoming partly cloudy in the afternoon. Patchy light fog in the morning. A slight chance of rain. High 21°. Wind south-southeast around 5 kts, gusting to 13 kts. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Friday night	Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. A slight chance of rain. Low 10°. Wind east around 3 kts in the evening, becoming south-southeast after midnight. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Saturday	Mostly cloudy in the morning, becoming partly cloudy in the afternoon. High 20°. Wind east-southeast around 4 kts.
Saturday night	Clear. Patchy light fog after midnight. Low 9°. Wind south-southeast around 3 kts.

WXSIM forecast formatting script by Saratoga-Weather.org.