Denison, Texas Weather
Denison, Texas — live current conditions, hourly and 7-day forecasts, NWS alerts, radar and satellite imagery, tide predictions, marine conditions and a solunar fishing forecast, soil and crop conditions for Denison, Grayson County.
Tides, marine forecast and fishing conditions near Denison. Tide source:
Full aviation weather for Denison is published on the North Texas Regional Airport Perrin Field (KGYI) page, 14 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. 5 airfields within reach of Denison 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 Denison: Sherman Municipal Airport (KSWI) 15 km · Durant Regional Airport - Eaker Field (KDUA) 24 km · Finney Field (KT47) 27 km · Lake Texoma State Park Airport (KF31) 28 km
Conditions reported at KGYI describe the airfield itself. Weather 14 km away can differ, particularly in terrain or near the coast. For conditions at Denison specifically, see the current conditions and forecast above.
Soil conditions, frost risk and crop weather for Denison.
About Denison, Texas
Denison rises from the rolling terrain of North Texas, a place where the sky feels vast and the air carries the scent of sun-baked earth and distant pines. It lies 9.3 miles north-north-east of Sherman, TX (from Sherman, TX: bearing 27°T), and is situated 7.6 miles east of Pottsboro. The land here, a gentle, almost imperceptible swell, offers glimpses of wide-open vistas, punctuated by sturdy oaks and the occasional stand of red cedar. It’s a landscape that doesn’t shout its beauty but whispers it, in the way the late afternoon sun bleeds gold across the fields, or the quiet hum of cicadas that fills the summer air. The character of Denison is etched in its sturdy brick buildings and the quiet dignity of its older neighborhoods, where porches invite lingering and the pace of life allows for unhurried greetings. This corner of Grayson County holds a rich legacy, its founding tied to the relentless march of the railroad. Denison, a vital hub for the Missouri, Kansas, and Texas Railway, boomed in the late 19th century, a testament to grit and the promise of connection. The echoes of that industrious past can still be felt, though the economy has diversified, embracing technology and manufacturing alongside its agricultural roots. Nearby, Lake Texoma, a vast blue expanse born of the Red River, offers a watery counterpoint to the rolling land, a playground for boaters and a source of life for the region. And within Denison itself, the spirit of innovation and community continues to thrive, a quiet resilience that has seen it through changing times.
Live animated radar for Denison 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 | Denison, Grayson County, Texas |
| Coordinates | 33.755659°N, 96.536658°W |
| Timezone | Central Time (America/Chicago) |
| ZIP Code(s) | 75021, 75020 |
| Area Code | 214, 469, 972 |
| Page generated | September 2026 |
| Weather data | Open-Meteo (open-source), NOAA National Weather Service |
About This Denison, Texas Weather Page
This page provides live weather conditions and forecasts for Denison, Texas, 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 Denison includes coordinates 33.755659°N, 96.536658°W, situated in Grayson County. ZIP code 75021, 75020. Telephone area code: 214, 469, 972. Timezone: Central Time (America/Chicago).
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.
