Arrival Airport | Casper Natrona County Airport |
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In terms of precipitation, rainfall in Casper ranges from 13.0 - 51.0 mm per month. May is typically the wettest month, when rainfall can reach 51.0 mm. January is typically the driest time to visit Casper when rainfall is around 13.0 mm.
If weather is an important factor for your trip to Casper, 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 21.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around -5.0 C).