According to January weather statistics, 2 of 3 regions of Vietnam have the dry season. These regions are North Vietnam, South Vietnam. The weather statistics in January in Vietnam determinate, that all regions (3) will be in the tourist season.

The lowest day temperature in Vietnam in January can be found in North Vietnam, where the value of day temperature is 19 °C (67 °F). The highest day temperature in January in Vietnam can be found in South Vietnam, where the value of day temperature is 30 °C (86 °F).

The night temperature in Vietnam in January is the lowest in North Vietnam - its value is 14 °C (56 °F). The highest value of the night temperature in January in Vietnam can be seen in South Vietnam with a value of 22 °C (72 °F).

In January in Vietnam - the region with the lowest sea temperature is Central Vietnam. The value in this region is 24 °C (75 °F). The highest sea temperature in January in Vietnam can be found in South Vietnam, where the value of sea temperature is 26 °C (79 °F).

The number of rainy days in Vietnam in January is the lowest in South Vietnam - its value is 2 days. The highest value of the number of rainy days in Vietnam in January can be seen in Central Vietnam with a value of 7 days.

The rainfall amount in Vietnam in January is the lowest in South Vietnam - its value is 12 mm (0.47 in). The highest value of the rainfall amount in January in Vietnam can be seen in Central Vietnam with a value of 76 mm (2.98 in).

The wind speed in January in Vietnam is the lowest in North Vietnam - its value is 3. The highest wind speed in January in Vietnam can be found in South Vietnam, where the value of wind speed is 3.

The humidity in Vietnam in January is the lowest in South Vietnam - its value is 70 %. The highest value of the humidity in January in Vietnam can be seen in Central Vietnam with a value of 82 %.

In Vietnam in January - the region with the lowest number of sun hours (without clouds) is North Vietnam. The value in this region is 3 hours. The highest number of sun hours (without clouds) in January in Vietnam can be found in Central Vietnam, where the value of number of sun hours (without clouds) is 6 hours.

The lowest clear sky percentage in January in Vietnam can be found in North Vietnam, where the value of clear sky percentage is 27 %. In Vietnam in January - the region with the highest clear sky percentage is Central Vietnam. The value in this region is 58 %.

The lowest value of the day length in Vietnam in January can be seen in North Vietnam with a value of 11 hours. The day length in January in Vietnam is the highest in South Vietnam - its value is 11 hours.