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When to go · Polson

Polson in May

Good month. Outside the best window (Jun–Sep). Across United States: Warm and green; Memorial Day (last Monday) opens the summer season; timed-entry systems start at some parks.

Key facts

Verdict
Good
Temperature
19°C (66°F) / 4°C (39°F)
average high / low
Rain days
10
Crowds
Medium
United States overall
Prices
Medium
United States overall

Verdict

GoodUnited States month rating

Outside the best window (Jun–Sep). Across United States: Warm and green; Memorial Day (last Monday) opens the summer season; timed-entry systems start at some parks.

Is another month better than May?

May is rated good. These months rate higher:

Weather in May

Long-term averages
  • PolsonHighs around 19 °C (66 °F), lows around 4 °C (39 °F), rain on about 10 days

Festivals and holidays

Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.

  • Memorial Day big impact

    Last Monday of May · United States

    Start of summer; roads and beaches full.

Crowds and prices

Crowds · United States overall
Medium
Prices · United States overall
Medium

United States overall: Warm and green; Memorial Day (last Monday) opens the summer season; timed-entry systems start at some parks.

Compare two months

Weather, crowds and prices for any two months in Polson, side by side.

  • Verdict

    May: Good

    Jun: Great (better)

  • Daytime high

    May: 19 °C (66 °F)

    Jun: 24 °C (75 °F)

  • Night low

    May: 4 °C (39 °F)

    Jun: 8 °C (46 °F)

  • Rain days

    May: 10

    Jun: 10

  • Crowds

    May: Medium

    Jun: High

  • Prices

    May: Medium

    Jun: High

  • Festivals listed

    May: 1

    Jun: 0

May: Outside the best window (Jun–Sep). Across United States: Warm and green; Memorial Day (last Monday) opens the summer season; timed-entry systems start at some parks.

June: Inside Polson's best window: Jun–Sep.

Polson: figures are long-term averages from this guide, not a forecast.

What to pack

  • A warm coat, hat and gloves for mornings and evenings
  • A rain jacket or umbrella and shoes that dry fast

Build the full packing list for your trip →

Across United States in May →