Belmont, California Weather
Belmont, California — live current conditions, hourly and 7-day forecasts, NWS alerts, radar and satellite imagery, tide predictions, marine conditions and a solunar fishing forecast for Belmont, San Mateo County.
Tides, marine forecast and fishing conditions near Belmont. Tide source:
Full aviation weather for Belmont is published on the San Carlos Airport (KSQL) page, 2 km away. It carries the current METAR decoded into plain language — surface wind, visibility, cloud layers and ceiling, temperature and dewpoint, and altimeter setting — alongside the raw observation as transmitted. 6 airfields within reach of Belmont have their own pages, listed below.
The Terminal Aerodrome Forecast (TAF) is shown across its full validity period, with each change group broken out so you can see when conditions are expected to shift. Flight category is derived automatically — VFR, MVFR, IFR or LIFR — from reported ceiling and visibility, with runway details and field elevation alongside. Observations update roughly hourly and forecasts several times a day.
Other airports near Belmont: San Francisco International Airport (KSFO) 14 km · Palo Alto Airport (KPAO) 16 km · Half Moon Bay Airport (KHAF) 20 km · Hayward Executive Airport (KHWD) 21 km · Oakland San Francisco Bay Airport (KOAK) 23 km
Conditions reported at KSQL describe the airfield itself. Weather 2 km away can differ, particularly in terrain or near the coast. For conditions at Belmont specifically, see the current conditions and forecast above.
About Belmont, California
Belmont breathes a particular kind of Californian air, a blend of the Pacific's distant salt and the dry warmth of inland valleys, filtered through the broad leaves of eucalyptus and the evergreen needles of cypress. It lies 1.2 miles north-west of San Carlos, CA (from San Carlos, CA: bearing 317°T), and is situated 4.0 miles south-east of San Mateo. The terrain here rises and falls with a gentle persistence, not dramatic peaks but a sculpted landscape of rolling hills, their slopes often a dappled mosaic of manicured lawns and wilder chaparral. Sunlight, particularly in the late afternoon, seems to linger, casting long, soft shadows that soften the edges of houses and deepen the emerald hue of the meticulously kept gardens. Oak trees, ancient sentinels, punctuate the hillsides, their gnarled branches reaching skyward as if in perpetual, silent contemplation of the changing seasons. The history of Belmont is entwined with the agricultural ambitions of early Californian settlers, who found fertile ground here for vineyards and orchards, a quiet prosperity that later gave way to suburban development. The Atherton family, prominent figures in the region's development, left an indelible mark, their legacy visible in the grand estates and the careful planning that still characterizes much of Belmont. Today, the local economy thrives on a diverse base, with a significant presence in technology and professional services, drawing on the region's innovative spirit. The nearby San Mateo Creek, often a placid ribbon of water, offers a natural respite, a place where the sounds of traffic recede and the rustle of reeds and the occasional call of a bird take precedence, reminding residents of the enduring natural beauty that underpins the urban veneer of Belmont.
Live animated radar for Belmont and surroundings — RainViewer.
NOAA GOES-16 GEOCOLOR — live animated loop updated every 10 minutes. Shows cloud cover, storm systems and weather patterns across the continental US.
Source: NOAA/NESDIS GOES-East · Public domain · Auto-updates on page reload
| Location | Belmont, San Mateo County, California |
| Coordinates | 37.520214°N, 122.275801°W |
| Timezone | Pacific Time (America/Los_Angeles) |
| ZIP Code(s) | 94002 |
| Area Code | 415, 628 |
| Page generated | September 2026 |
| Weather data | Open-Meteo (open-source), NOAA National Weather Service |
About This Belmont, California Weather Page
This page provides live weather conditions and forecasts for Belmont, California, including current conditions, a 24-hour hourly forecast, 7-day outlook, NWS extended text forecast, precipitation radar and NOAA GOES-16 satellite imagery. Aviation weather — live METAR observations and TAF forecasts — is published separately on the pages for the nearest reporting airports, linked from the aviation section above. 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 37.520214°N, 122.275801°W, situated in San Mateo County. ZIP code 94002. Telephone area code: 415, 628. Timezone: Pacific Time (America/Los_Angeles).
Weather data is sourced from the NOAA National Weather Service (NWS) and the open-source Open-Meteo API. 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.
