When to go · Union
Union, month by month
The best months for Union: Jun, Jul, Aug, Sep. Months to avoid: Jan, Feb, Mar, Apr, Nov, Dec.
Month by month
- JanuaryAvoidListed as a month to avoid: Nov–Apr (many attractions closed or limited hours).-1 °C (30 °F) / -11 °C (12 °F), 10 rain days30 °F (-1 °C) / 12 °F (-11 °C), 10 rain daysCrowds: Low
- FebruaryAvoidListed as a month to avoid: Nov–Apr (many attractions closed or limited hours).1 °C (34 °F) / -10 °C (14 °F), 9 rain days34 °F (1 °C) / 14 °F (-10 °C), 9 rain daysCrowds: Low · 1 festival or holiday
- MarchAvoidListed as a month to avoid: Nov–Apr (many attractions closed or limited hours).6 °C (43 °F) / -5 °C (23 °F), 11 rain days43 °F (6 °C) / 23 °F (-5 °C), 11 rain daysCrowds: Medium · 2 festivals or holidays
- AprilAvoidListed as a month to avoid: Nov–Apr (many attractions closed or limited hours).13 °C (55 °F) / 1 °C (34 °F), 11 rain days55 °F (13 °C) / 34 °F (1 °C), 11 rain daysCrowds: Medium · 1 festival or holiday
- MayGoodOutside 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.19 °C (66 °F) / 7 °C (45 °F), 12 rain days66 °F (19 °C) / 45 °F (7 °C), 12 rain daysCrowds: Medium · 1 festival or holiday
- JuneGreatInside Union's best window: Jun–Sep.24 °C (75 °F) / 12 °C (54 °F), 11 rain days75 °F (24 °C) / 54 °F (12 °C), 11 rain daysCrowds: High
- JulyGreatInside Union's best window: Jun–Sep.27 °C (81 °F) / 15 °C (59 °F), 10 rain days81 °F (27 °C) / 59 °F (15 °C), 10 rain daysCrowds: High · 1 festival or holiday
- AugustGreatInside Union's best window: Jun–Sep.26 °C (79 °F) / 14 °C (57 °F), 9 rain days79 °F (26 °C) / 57 °F (14 °C), 9 rain daysCrowds: High
- SeptemberGreatInside Union's best window: Jun–Sep.22 °C (72 °F) / 10 °C (50 °F), 9 rain days72 °F (22 °C) / 50 °F (10 °C), 9 rain daysCrowds: Medium · 1 festival or holiday
- OctoberGoodOutside the best window (Jun–Sep). Across United States: Best all-round month: New England foliage, desert parks, cooler cities. High roads start closing late in the month.15 °C (59 °F) / 4 °C (39 °F), 10 rain days59 °F (15 °C) / 39 °F (4 °C), 10 rain daysCrowds: Medium
- NovemberAvoidListed as a month to avoid: Nov–Apr (many attractions closed or limited hours).8 °C (46 °F) / -1 °C (30 °F), 11 rain days46 °F (8 °C) / 30 °F (-1 °C), 11 rain daysCrowds: Medium · 1 festival or holiday
- DecemberAvoidListed as a month to avoid: Nov–Apr (many attractions closed or limited hours).2 °C (36 °F) / -8 °C (18 °F), 11 rain days36 °F (2 °C) / 18 °F (-8 °C), 11 rain daysCrowds: High · 1 festival or holiday
Compare two months
Weather, crowds and prices for any two months in Union, side by side.
Verdict
Jun: Great
Jul: Great
Daytime high
Jun: 24 °C (75 °F)75 °F (24 °C)
Jul: 27 °C (81 °F)81 °F (27 °C)
Night low
Jun: 12 °C (54 °F)54 °F (12 °C)
Jul: 15 °C (59 °F)59 °F (15 °C)
Rain days
Jun: 11
Jul: 10 (better)
Crowds
Jun: High
Jul: High
Prices
Jun: High
Jul: High
Festivals listed
Jun: 0
Jul: 1
June: Inside Union's best window: Jun–Sep.
July: Inside Union's best window: Jun–Sep.
Union: figures are long-term averages from this guide, not a forecast.