Visiting local bars in Barinas is more fun when you know what the weather holds. These rainfall averages and temperatures can help you determine the best time for bar-hopping. The hottest months are usually February and March, with an average temperature of 27°C, while the coldest months are July and August, with an average of 25°C. The rainiest months in Barinas are June, May, August and July, with each month seeing an average of 267 mm of rainfall.