Weather in Spearfish in May
The weather in Spearfish in May is cold, when degrees are between 7 and 20 and there are 15 days of rain and 2 days of snow in average. Therefore, if you are planning a trip to Spearfish in May, warm clothes and gloves are highly recommended.
Avg Temp
7° - 20°
Avg Rainy Days
15
Avg Dry Days
16
Avg Snow Days
2
Weather Facts - Spearfish in May
* The warmest temperature recorded in in May is 36°C
* The coldest temperature recorded in Spearfish in May is (-4°C)
* The average rainfall in Spearfish in May is 110 mm