On average across the year, yes, Vietnam is hotter than Kyrgyzstan . Vietnam has an average temperature of 26°C/79°F and Kyrgyzstan has an average temperature of 12°C/54°F.
Vietnam's hottest month is June, with an average maximum temperature of 34°C/93°F, which is hotter than Kyrgyzstan's hottest month (July, with an average maximum temperature of 33°C/91°F).
On average across the year, no, Vietnam is not colder than Kyrgyzstan . Vietnam has an average minimum temperature of 22°C/72°F and Kyrgyzstan has an average minimum temperature of 5°C/41°F.
Vietnam's coldest month is January, with an average minimum temperature of 17°C/63°F, which is not colder than Kyrgyzstan's coldest month (also January, with an average minimum temperature of -8°C/18°F).
On average across the year, yes, Vietnam has more rain than Kyrgyzstan. Vietnam has an average annual rainfall of 825mm and Kyrgyzstan has an average annual rainfall of 25mm.
Vietnam's wettest month is October, with an average monthly rainfall of 134mm, which is wetter than Kyrgyzstan's wettest month (June, with an average monthly rainfall of 6mm).