In terms of precipitation, rainfall in Hilo ranges from 188.0 - 394.0 mm per month. November is typically the wettest month, when rainfall can reach 394.0 mm. June is typically the driest time to visit Hilo when rainfall is around 188.0 mm.
If weather is an important factor for your trip to Hilo, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 22.0 C).
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