Webweathertab provides free long range weather forecasts. 30 day forecast and beyond. Enter any city, zip, or place. Webknow what's coming with accuweather's extended daily forecasts for houston, tx. Up to 90 days of daily highs, lows, and precipitation chances. Webprecipitation and snowfall will be below normal, with the most snow in late december, from late january into early february, and from late february into early march. Webthe 7 day forecasts have recently been upgraded and are now updated up to 12 times a day.