The music runs through the typical three-beat waltz rhythm. The music theme is beautiful and moving, and the rhythm is bright and flexible, reflecting a gorgeous and elegant style.

The overture of the music is the dawn theme played by the horn against the background of a string tremolo. It changes from slow to fast, from weak to strong. It is the most charming part of the whole song, just like the sound of the gurgling water of the Danube River. early morning.

The first waltz is the theme of the entire waltz. The tune is relaxed and smooth, and vividly expresses the joyful scene of "spring is coming and the earth is laughing". The Second Waltz has two themes. The first theme is bright, lively and inspiring; the second theme is soft, lyrical and cantabile. The light melody is like a spring girl waving to the Danube River from the high Alps. The Third Waltz also has two themes. One is an elegant and lively theme, which has the power to inspire people to move forward; the other is a sonorous and dynamic theme, which is full of vitality and has the characteristics of Austrian country dance music. In the light rhythm, people can see the joyful dancing of rural girls and young men on the Danube River. The ups and downs of the sound patterns in the tune are like their flying clothes; the strong accent in the rhythm is like their gently tapping. Dance point. The fourth waltz broadens the rhythm and transforms the music from external singing into inner feeling, showing the theme of "every night, light shines everywhere, making people happy". The smooth melody of the fourth waltz outlines a winding blue channel on the Austrian territory. The fifth waltz is the expansion and development of the first waltz. The cheerful atmosphere is getting thicker and thicker, like an extension of the fourth theme. The final melody becomes more and more exciting and fiery, and reaches a luxurious, magnificent and fast climax. The third, fourth and first waltzes appear at the end, and then the wonderful echoes of the rippling waves of the Danube River in the prelude sound. In the clear colors, the trembling flute and the chirping of birds immerse people in an idyllic realm. Suddenly, a gust of sound surged in. The whole song ended in a fiery carnival climax. This coda highlighted Strauss's superb skills.