When to go · St. Marys, Pennsylvania
St. Marys, Pennsylvania, month by month
The best months for St. Marys, Pennsylvania: May, Jun, Jul, Aug, Sep, Oct. Months to avoid: Jan, Feb.
Month by month
- JanuaryAvoidListed as a month to avoid: Jan–Feb (ice, snow, few services open).0 °C (32 °F) / -9 °C (16 °F), 15 rain days32 °F (0 °C) / 16 °F (-9 °C), 15 rain daysCrowds: Low
- FebruaryAvoidListed as a month to avoid: Jan–Feb (ice, snow, few services open).2 °C (36 °F) / -8 °C (18 °F), 13 rain days36 °F (2 °C) / 18 °F (-8 °C), 13 rain daysCrowds: Low · 1 festival or holiday
- MarchGoodOutside the best window (May–Oct; Sep–Oct for elk and foliage). Across United States: Spring break fills Florida beaches and parks; the desert parks come into season.8 °C (46 °F) / -3 °C (27 °F), 13 rain days46 °F (8 °C) / 27 °F (-3 °C), 13 rain daysCrowds: Medium · 2 festivals or holidays
- AprilGoodOutside the best window (May–Oct; Sep–Oct for elk and foliage). Across United States: Good month for the Southwest, Washington cherry blossoms, the South; mountain roads still closed.15 °C (59 °F) / 3 °C (37 °F), 13 rain days59 °F (15 °C) / 37 °F (3 °C), 13 rain daysCrowds: Medium · 1 festival or holiday
- MayGreatInside St. Marys, Pennsylvania's best window: May–Oct; Sep–Oct for elk and foliage.21 °C (70 °F) / 8 °C (46 °F), 13 rain days70 °F (21 °C) / 46 °F (8 °C), 13 rain daysCrowds: Medium · 1 festival or holiday
- JuneGreatInside St. Marys, Pennsylvania's best window: May–Oct; Sep–Oct for elk and foliage.25 °C (77 °F) / 13 °C (55 °F), 12 rain days77 °F (25 °C) / 55 °F (13 °C), 12 rain daysCrowds: High
- JulyGreatInside St. Marys, Pennsylvania's best window: May–Oct; Sep–Oct for elk and foliage.27 °C (81 °F) / 15 °C (59 °F), 12 rain days81 °F (27 °C) / 59 °F (15 °C), 12 rain daysCrowds: High · 1 festival or holiday
- AugustGreatInside St. Marys, Pennsylvania's best window: May–Oct; Sep–Oct for elk and foliage.26 °C (79 °F) / 14 °C (57 °F), 11 rain days79 °F (26 °C) / 57 °F (14 °C), 11 rain daysCrowds: High
- SeptemberGreatInside St. Marys, Pennsylvania's best window: May–Oct; Sep–Oct for elk and foliage.22 °C (72 °F) / 10 °C (50 °F), 10 rain days72 °F (22 °C) / 50 °F (10 °C), 10 rain daysCrowds: Medium · 1 festival or holiday
- OctoberGreatInside St. Marys, Pennsylvania's best window: May–Oct; Sep–Oct for elk and foliage.16 °C (61 °F) / 5 °C (41 °F), 11 rain days61 °F (16 °C) / 41 °F (5 °C), 11 rain daysCrowds: Medium
- NovemberMixedOutside the best window (May–Oct; Sep–Oct for elk and foliage). Across United States: Quiet between holidays; Thanksgiving week is the busiest travel period of the year.9 °C (48 °F) / 0 °C (32 °F), 13 rain days48 °F (9 °C) / 32 °F (0 °C), 13 rain daysCrowds: Medium · 1 festival or holiday
- DecemberMixedOutside the best window (May–Oct; Sep–Oct for elk and foliage). Across United States: Holiday lights in New York, ski season opens; flights and hotels peak around Christmas and New Year.2 °C (36 °F) / -6 °C (21 °F), 15 rain days36 °F (2 °C) / 21 °F (-6 °C), 15 rain daysCrowds: High · 1 festival or holiday
Compare two months
Weather, crowds and prices for any two months in St. Marys, Pennsylvania, side by side.
Verdict
May: Great
Jun: Great
Daytime high
May: 21 °C (70 °F)70 °F (21 °C)
Jun: 25 °C (77 °F)77 °F (25 °C)
Night low
May: 8 °C (46 °F)46 °F (8 °C)
Jun: 13 °C (55 °F)55 °F (13 °C)
Rain days
May: 13
Jun: 12 (better)
Crowds
May: Medium
Jun: High
Prices
May: Medium
Jun: High
Festivals listed
May: 1
Jun: 0
May: Inside St. Marys, Pennsylvania's best window: May–Oct; Sep–Oct for elk and foliage.
June: Inside St. Marys, Pennsylvania's best window: May–Oct; Sep–Oct for elk and foliage.
St. Marys, Pennsylvania: figures are long-term averages from this guide, not a forecast.