Spearfish Weather in May
May in Spearfish typically sees daytime highs of 18°C (64°F) and nighttime lows of 5°C (41°F). As the wettest month of the year, expect more rainfall than other months.
Rainfall in Spearfish in May
With this being the wettest month, keeping an umbrella on hand might save you from getting wet from a sudden shower. Historically, May sees about 16 days of rain, with a monthly average of 120 mm (4.7 in). Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.
Temperature in Spearfish in May
In May, Spearfish gets pleasant temperatures, with highs of 18°C (64°F). Nights cool to around 5°C (41°F). A light jacket or extra layer can be useful, especially outside the warmest hours of the day. With overnight lows of 5°C (41°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.Should you favor a climate that's both dry and comfortably warm, August and September typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Spearfish's climate page.
Spearfish Temperature in May
Min Temperature
5°C (41°F)
Max Temperature
18°C (64°F)
Chance of Rain
54%
Precipitation
120 mm (4.7 in)
Rainy days
16 days
Best Places in the United States of America in May
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in May →
perfect weather
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What to Wear in Spearfish in May
Comfortable temperatures call for an easy wardrobe in May. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags.What To Do in Spearfish in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Spearfish's climate page.
See the full Spearfish climate overview or explore weather in the United States of America.
