Weather Chart - Vietnam

September to December: Dry season. Temperatures during day range from 30C (85F) in October to 21C (70F) in December.
January to Mid-March: Dry season. Evenings can be chilly. Average temperatures during the day are 17C (62F).
Mid-March to April: Dry, hot season. Average daily temperatures range from 24 to 29C.
July to August: Rainy season with monsoon rains and extreme heat.

WEATHER CHART VIETNAM - Hanoi and the Northern Region
Months Jan. Feb. Mar. Apr. May June
Sunrise C(F) 13(56) 14(58) 17(63) 20(69) 23(74) 26(78)
Mid-Day C(F) 20(68) 21(69) 23(74) 28(82) 32(90) 33(92)
Months July Aug. Sept Oct. Nov. Dec.
Sunrise C(F) 26(78) 26(78) 24(76) 22(71) 18(64) 15(59)
Mid-Day C(F) 33(91) 32(90) 31(88) 29(84) 26(78) 22(72)