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Belmont, Massachusetts Weather

Belmont, Massachusetts — live current conditions, hourly and 7-day forecasts, NWS alerts, aviation weather, radar and satellite imagery, tide predictions, marine conditions and a solunar fishing forecast for Belmont, Middlesex County.

🌡️ Current Conditions
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24-Hour Forecast
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Current Conditions Detail
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7-Day Forecast
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🌊 Marine & Fishing

Tides, marine forecast and fishing conditions near Belmont. Tide source:

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🎣 Best times to fish today (solunar)
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✈️ Aviation Weather

Flight conditions near Belmont. Data source: locating…

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🌿 Air Quality
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About Belmont, Massachusetts

Belmont unfolds across a landscape shaped by glacial deposits and ancient waterways, its rolling terrain offering a gentle, yet definite, undulation. It lies 1.7 miles north of Watertown, MA (from Watertown, MA: bearing 7°T), and is situated 6.6 miles west-north-west of Greater Boston. Verdant hills, softened by time and the persistent dampness of New England air, rise and fall, punctuated by mature oaks and maples that cast dappled shadows across well-tended lawns and winding lanes. The character of Belmont is one of quiet respectability, a place where stately homes, some with the elegant proportions of a bygone era and others displaying modern grace, stand as testaments to enduring prosperity. The air here, especially in the early morning, carries a crispness that hints at the coming day, a refreshing prelude to the gentle hum of a community stirring to life. This enduring character is deeply rooted in Belmont's history, a narrative that began with agricultural foundations and evolved through industrial ingenuity and a commitment to education. The town’s economic pulse has long been tied to its proximity to larger urban centers, fostering a commuter culture, yet Belmont has cultivated its own distinct identity. Its past is marked by the quiet industry of its early settlers, the development of its infrastructure along pathways that still echo with the passage of horse-drawn carriages, and the establishment of institutions that have nurtured generations. The presence of notable individuals, drawn to its serene setting and intellectual atmosphere, adds further layers to its story, contributing to a cultural richness that is more felt than overtly displayed, a quiet pride in its heritage and its ongoing evolution.

NWS Extended Forecast
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📡 Precipitation Radar

Live animated radar for Belmont and surroundings — RainViewer.

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🛰️ Satellite Imagery

NOAA GOES-16 GEOCOLOR — live animated loop updated every 10 minutes. Shows cloud cover, storm systems and weather patterns across the continental US.

NOAA GOES-16 CONUS GEOCOLOR satellite animated loop
🛰️ GEOCOLOR loop 🌡️ Infrared (IR) 🌀 NHC Hurricane Satellite 🔗 NOAA Full Viewer

Source: NOAA/NESDIS GOES-East · Public domain · Auto-updates on page reload

🌙 Astronomy
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LocationBelmont, Middlesex County, Massachusetts
Coordinates42.39593°N, 71.178666°W
TimezoneEastern Time (America/New_York)
ZIP Code(s)02478
Area Code339, 351, 413, 508, 617, 774, 781, 857, 978
Page generatedJuly 2026
Weather dataOpen-Meteo (open-source), NOAA National Weather Service

About This Belmont, Massachusetts Weather Page

This page provides live weather conditions and forecasts for Belmont, Massachusetts, including current conditions, a 24-hour hourly forecast, 7-day outlook, NWS extended text forecast, real-time aviation weather (live METAR and TAF reports from the nearest reporting airport, with a modeled estimate shown when no station is in range), precipitation radar and NOAA GOES-16 satellite imagery. Additional sections may include tide predictions, wave height, wave direction and sea-surface temperature, a barometric pressure trend, and a solunar-based fishing forecast with a fishing-conditions rating for coastal localities, and soil temperature, crop weather and live USGS river gauge data for agricultural areas near a monitored waterway. All data updates automatically on every page visit.

Location data for Belmont includes coordinates 42.395930°N, 71.178666°W, situated in Middlesex County. ZIP code 02478. Telephone area code: 339, 351, 413, 508, 617, 774, 781, 857, 978. Timezone: Eastern Time (America/New_York).

Weather data is sourced from the NOAA National Weather Service (NWS) and the open-source Open-Meteo API. Aviation data is sourced from aviationweather.gov (NOAA), with a modeled estimate used where no nearby reporting station is available. River and stream data is sourced from the USGS National Water Information System. Tide predictions are sourced from NOAA CO-OPS; marine and solunar data are modeled from Open-Meteo and public sunrise/moon calculations and should be treated as a general guide alongside on-the-water conditions. Radar is provided by RainViewer. Satellite imagery is sourced from NOAA/NESDIS GOES-East and is public domain.