Puerto Vallarta Seasonal temperature break down - The average median temperature March through May is approximately 74°F with highs averaging at 81°F and lows averaging at 65°F. June through August has an approximate average median temperature of 82°F with highs averaging at 88°F, lows typically average at 76°F. Average median temperatures September through November average out at 81°F, high temperatures average out at 88°F and lows average at 75°F.
The average median temperature December through February is approximately 72°F with highs averaging at 80°F, lows average out at 64°F.
The average Puerto Vallarta annual median temperature averages out at approximately 77°F. The coldest month in Puerto Vallarta is February with a median temperature of 71°F, the average high for the month of February is 79°F with an average low of 63°F. The hottest month in Puerto Vallarta is September with an approximate median temperature of 84°F, the average high for the month of September is 92°F with an average low of 78°F.