In terms of precipitation, rainfall in Williams Lake ranges from 18.0 - 59.0 mm per month. June is typically the wettest month, when rainfall can reach 59.0 mm. March is typically the driest time to visit Williams Lake when rainfall is around 18.0 mm.
If weather is an important factor for your trip to Williams Lake, 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 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -7.0 C).
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