When to go · Salem, Illinois
Salem, Illinois, month by month
The best months for Salem, Illinois: Apr, May, Jun, Jul, Aug, Sep, Oct. Months to avoid: Jan, Feb, Mar.
Month by month
- JanuaryAvoidListed as a month to avoid: Jan–Mar (cold, limited hours).4 °C (39 °F) / -6 °C (21 °F), 8 rain days39 °F (4 °C) / 21 °F (-6 °C), 8 rain daysCrowds: Low
- FebruaryAvoidListed as a month to avoid: Jan–Mar (cold, limited hours).6 °C (43 °F) / -4 °C (25 °F), 7 rain days43 °F (6 °C) / 25 °F (-4 °C), 7 rain daysCrowds: Low · 1 festival or holiday
- MarchAvoidListed as a month to avoid: Jan–Mar (cold, limited hours).12 °C (54 °F) / 2 °C (36 °F), 9 rain days54 °F (12 °C) / 36 °F (2 °C), 9 rain daysCrowds: Medium · 2 festivals or holidays
- AprilGreatInside Salem, Illinois's best window: Apr–Oct.18 °C (64 °F) / 7 °C (45 °F), 9 rain days64 °F (18 °C) / 45 °F (7 °C), 9 rain daysCrowds: Medium · 1 festival or holiday
- MayGreatInside Salem, Illinois's best window: Apr–Oct.24 °C (75 °F) / 13 °C (55 °F), 9 rain days75 °F (24 °C) / 55 °F (13 °C), 9 rain daysCrowds: Medium · 1 festival or holiday
- JuneGreatInside Salem, Illinois's best window: Apr–Oct.28 °C (82 °F) / 18 °C (64 °F), 8 rain days82 °F (28 °C) / 64 °F (18 °C), 8 rain daysCrowds: High
- JulyGreatInside Salem, Illinois's best window: Apr–Oct.31 °C (88 °F) / 21 °C (70 °F), 7 rain days88 °F (31 °C) / 70 °F (21 °C), 7 rain daysCrowds: High · 1 festival or holiday
- AugustGreatInside Salem, Illinois's best window: Apr–Oct.30 °C (86 °F) / 20 °C (68 °F), 7 rain days86 °F (30 °C) / 68 °F (20 °C), 7 rain daysCrowds: High
- SeptemberGreatInside Salem, Illinois's best window: Apr–Oct.26 °C (79 °F) / 16 °C (61 °F), 8 rain days79 °F (26 °C) / 61 °F (16 °C), 8 rain daysCrowds: Medium · 1 festival or holiday
- OctoberGreatInside Salem, Illinois's best window: Apr–Oct.19 °C (66 °F) / 9 °C (48 °F), 9 rain days66 °F (19 °C) / 48 °F (9 °C), 9 rain daysCrowds: Medium
- NovemberMixedOutside the best window (Apr–Oct). Across United States: Quiet between holidays; Thanksgiving week is the busiest travel period of the year.12 °C (54 °F) / 2 °C (36 °F), 9 rain days54 °F (12 °C) / 36 °F (2 °C), 9 rain daysCrowds: Medium · 1 festival or holiday
- DecemberMixedOutside the best window (Apr–Oct). Across United States: Holiday lights in New York, ski season opens; flights and hotels peak around Christmas and New Year.6 °C (43 °F) / -4 °C (25 °F), 9 rain days43 °F (6 °C) / 25 °F (-4 °C), 9 rain daysCrowds: High · 1 festival or holiday
Compare two months
Weather, crowds and prices for any two months in Salem, Illinois, side by side.
Verdict
Apr: Great
May: Great
Daytime high
Apr: 18 °C (64 °F)64 °F (18 °C)
May: 24 °C (75 °F)75 °F (24 °C)
Night low
Apr: 7 °C (45 °F)45 °F (7 °C)
May: 13 °C (55 °F)55 °F (13 °C)
Rain days
Apr: 9
May: 9
Crowds
Apr: Medium
May: Medium
Prices
Apr: Medium
May: Medium
Festivals listed
Apr: 1
May: 1
April: Inside Salem, Illinois's best window: Apr–Oct.
May: Inside Salem, Illinois's best window: Apr–Oct.
Salem, Illinois: figures are long-term averages from this guide, not a forecast.