When to go · Grass Valley
Grass Valley in May
Great month. Inside Grass Valley's best window: Apr–Jun, Sep–Oct.
Key facts
- Verdict
- Great
- Temperature
- 25°C (77°F)77°F (25°C) / 11°C (52°F)52°F (11°C)
- average high / low
- Rain days
- 4
- Crowds
- Medium
- United States overall
- Prices
- Medium
- United States overall
Verdict
Inside Grass Valley's best window: Apr–Jun, Sep–Oct.
Is another month better than May?
No other month rates higher than May for Grass Valley in this guide.
Weather in May
- Grass ValleyHighs around 25 °C (77 °F), lows around 11 °C (52 °F), rain on about 4 daysHighs around 77 °F (25 °C), lows around 52 °F (11 °C), rain on about 4 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 Grass Valley, side by side.
Verdict
May: Great
Apr: Great
Daytime high
May: 25 °C (77 °F)77 °F (25 °C)
Apr: 20 °C (68 °F)68 °F (20 °C)
Night low
May: 11 °C (52 °F)52 °F (11 °C)
Apr: 7 °C (45 °F)45 °F (7 °C)
Rain days
May: 4 (better)
Apr: 6
Crowds
May: Medium
Apr: Medium
Prices
May: Medium
Apr: Medium
Festivals listed
May: 1
Apr: 1
May: Inside Grass Valley's best window: Apr–Jun, Sep–Oct.
April: Inside Grass Valley's best window: Apr–Jun, Sep–Oct.
Grass Valley: figures are long-term averages from this guide, not a forecast.
What to pack
- A warm layer for the evenings