There is just one region in United States of America in March experiencing the rainy season and this is Oregon. Regions being in the dry season in United States of America in March are the following: Texas - Coast, Florida - Peninsula east, Nevada. This is 3 of 24 regions in United States of America. Regions being in the tourist season in March in United States of America are the following: Texas - Coast, Florida - Peninsula west, Florida - Peninsula east, California - South coast, Nevada, Hawaii. This is 6 of 24 regions in United States of America.

The lowest day temperature in March in United States of America can be found in Alaska, where the value of day temperature is 1.6 °C (34.9 °F). The day temperature in March in United States of America is the highest in Hawaii - its value is 26.6 °C (79.9 °F).

The night temperature in March in United States of America is the lowest in Wyoming - National parks - its value is -10.9 °C (12.4 °F). In United States of America in March - the region with the highest night temperature is Hawaii. The value in this region is 18.1 °C (64.7 °F).

The sea temperature in March in United States of America is the lowest in Rhode Island - its value is 3.6 °C (38.5 °F). The highest sea temperature in March in United States of America can be found in Hawaii, where the value of sea temperature is 24.0 °C (75.3 °F).

The number of rainy days in March in United States of America is the lowest in Nevada - its value is 3 days. The highest value of the number of rainy days in March in United States of America can be seen in Oregon with a value of 19 days.

The lowest rainfall amount in March in United States of America can be found in Nevada, where the value of rainfall amount is 12 mm (0.47 in). In United States of America in March - the region with the highest rainfall amount is Oregon. The value in this region is 230 mm (9.07 in).

The lowest value of the wind speed in United States of America in March can be seen in Utah - National parks with a value of 3.3. The highest wind speed in United States of America in March can be found in Rhode Island, where the value of wind speed is 5.7.

The humidity in March in United States of America is the lowest in Nevada - its value is 36 %. The highest humidity in United States of America in March can be found in Oregon, where the value of humidity is 81 %.

In March in United States of America - the region with the lowest number of sun hours (without clouds) is Washington. The value in this region is 5 hours. The number of sun hours (without clouds) in United States of America in March is the highest in Nevada - its value is 10 hours.

In United States of America in March - the region with the lowest clear sky percentage is Washington. The value in this region is 46 %. In United States of America in March - the region with the highest clear sky percentage is Nevada. The value in this region is 83 %.

The day length in United States of America in March is the lowest in Alaska - its value is 12 hours. In United States of America in March - the region with the highest day length is Hawaii. The value in this region is 12 hours.