Dorchester Weather Forecast
- 66
- 83
Decreasing Clouds
- 52
- 79
Rain Showers Likely
- 42
- 63
Chance Rain Showers
- 49
- 70
Mostly Cloudy
- 53
- 67
Chance Rain Showers
- 59
- 69
Slight Chance Thunderstorms
- 64
- 77
Slight Chance Thunderstorms
Today 16 Apr Grayson
Sunny. Highs in the mid 80s. South Winds 10 to 15 Mph.
Tonight 16 Apr Grayson
Partly cloudy. Lows in the upper 60s. South Winds 5 to 10 Mph.
Dorchester Temperature Statistics
April Temperature
Sherman/Denison, Grayson County Airport (12.4 miles)
Lowest 5 April, 2026
42.6 °FAverage April
66.2 °FHighest 13 April, 2026
84.2 °F
Climate (2021–Present)
Sherman/Denison, Grayson County Airport (12.4 miles)
Average Low 2021–2026
55.7 °FAverage 2021–2026
64.5 °FAverage High 2021–2026
76.8 °F