Sherman Denison

Planning your day in Sherman-Denison? Here you'll find the most up-to-date weather information, including detailed forecasts and visual charts, to ensure your stay is as comfortable as possible.

The climate in Sherman-Denison is characterized as subtropical with well-defined seasons. Summers here are hot, with average temperatures reaching nearly 30°C in July and August, and daily highs regularly exceeding 34°C. Conversely, winters are mild and cool: the average temperature in January is around 7.7°C, with lows sometimes dipping close to freezing.

Spring and autumn are transitional seasons offering comfortable temperatures. Spring sees gradual warming, peaking in May with an average temperature of 23.3°C. In autumn, there is a smooth cooling trend, with pleasant weather throughout September and October. Annual precipitation is low, ranging from 2 to 5 mm per month. The highest rainfall and number of rainy days occur during the spring months, particularly in May, which records up to 13 rainy days. Overall, precipitation is distributed relatively evenly without a pronounced rainy season, though the total volume remains low.

The city of Sherman-Denison experiences a noticeable annual temperature cycle typical of its geographical location. The hottest months are generally July and August, when the average temperature reaches nearly 30°C (29.6°C in July and 29.7°C in August). During these summer months, daytime highs regularly climb to 34.2°C - 34.4°C, while nighttime lows rarely fall below 25°C. This points to a hot and likely humid summer. The transition to cooler weather begins in September, when the average temperature drops to 26.2°C.

The winter period in Sherman-Denison is relatively mild but cool. The coldest month is January, with an average temperature of 7.7°C. Nighttime lows in January can drop to 2.9°C, while daytime highs average around 12.4°C. February and December are also cool, with average temperatures of 9.1°C and 10.3°C, respectively. Spring and autumn are characterized by comfortable temperatures: in March, the average temperature is 14.8°C, in April it's 18.0°C, and in October it's 20.1°C, making these seasons pleasant for visiting.

Data analysis shows that the difference between daytime highs and nighttime lows throughout the year is quite significant, averaging about 9-10°C. For example, in January, the difference between the average high (12.4°C) and the average low (2.9°C) is 9.5°C, and in July, this difference is also around 9.2°C (34.2°C max and 25.0°C min). This indicates noticeable diurnal temperature fluctuations, which are typical for a continental climate.

Precipitation in Sherman-Denison is unevenly distributed throughout the year, with the most pronounced wet period occurring in spring. May stands out as the wettest month, with an average of about 5 mm of precipitation and up to 13 rainy days. March, April, and October also see relatively high precipitation (around 4 mm). April has approximately 11 rainy days, while March and February have about 10, with February receiving around 3 mm.

The lowest precipitation, about 2 mm per month, is typical for the winter months—January, November, and December—as well as mid-summer (July and August). These periods also see the fewest rainy days: roughly 7 days in January, July, August, September (with 3 mm of rain), and November. In December, the number of rainy days is slightly higher, at about 8. Given the average monthly temperatures, precipitation mostly falls as rain. Overall, the amount of precipitation in the region is low, suggesting light to moderate showers rather than heavy downpours.

When planning a trip to Sherman-Denison, it's important to consider seasonal weather changes to ensure your wardrobe is as comfortable as possible. Summers (June-August) are hot, with average temperatures often exceeding 30°C. Therefore, be sure to pack light, breathable clothing made from natural fabrics: T-shirts, shorts, and sundresses. Don't forget sunscreen, a hat, and sunglasses for protection from the strong sun. Comfortable walking shoes are essential year-round.

Winter (December-February) in Sherman-Denison is mild yet cool, with average temperatures around 7-10°C, occasionally dropping to 2-5°C. For this period, warm sweaters, jeans or trousers, and a medium-weight jacket or coat are suitable. Spring (March-May) and autumn (September-November) feature changeable weather and gradual temperature shifts. During these months, layering is key: light sweaters and cardigans that you can put on or take off depending on the weather, along with a windbreaker or a light jacket.

Although overall precipitation in Sherman-Denison is low, rainy days do occur throughout the year, especially in spring. A compact umbrella or a light raincoat might come in handy. Regardless of the season, comfortable walking shoes are a must-have, as you'll likely want to explore the city and its surroundings.