When to go · San Bernardino
San Bernardino, month by month
The best months for San Bernardino: Jan, Feb, Mar, Dec. Months to avoid: Jun, Jul, Aug.
Month by month
- JanuaryGreatInside San Bernardino's best window: Jan–Feb (high season), also Dec and Mar.33 °C (91 °F) / 22 °C (72 °F), 8 rain days91 °F (33 °C) / 72 °F (22 °C), 8 rain daysCrowds: Low
- FebruaryGreatInside San Bernardino's best window: Jan–Feb (high season), also Dec and Mar.32 °C (90 °F) / 22 °C (72 °F), 7 rain days90 °F (32 °C) / 72 °F (22 °C), 7 rain daysCrowds: Low
- MarchGreatInside San Bernardino's best window: Jan–Feb (high season), also Dec and Mar.31 °C (88 °F) / 21 °C (70 °F), 7 rain days88 °F (31 °C) / 70 °F (21 °C), 7 rain daysCrowds: Low · 1 festival or holiday
- AprilGoodOutside the best window (Jan–Feb (high season), also Dec and Mar). Across Paraguay: Pleasant; good for Asunción and the missions; Easter week closures.28 °C (82 °F) / 18 °C (64 °F), 6 rain days82 °F (28 °C) / 64 °F (18 °C), 6 rain daysCrowds: Low · 1 festival or holiday
- MayGoodOutside the best window (Jan–Feb (high season), also Dec and Mar). Across Paraguay: Mild; Independence Day celebrations 14–15 May.24 °C (75 °F) / 15 °C (59 °F), 5 rain days75 °F (24 °C) / 59 °F (15 °C), 5 rain daysCrowds: Medium · 1 festival or holiday
- JuneAvoidListed as a month to avoid: Jun–Aug (quiet, some places closed).22 °C (72 °F) / 13 °C (55 °F), 5 rain days72 °F (22 °C) / 55 °F (13 °C), 5 rain daysCrowds: Low
- JulyAvoidListed as a month to avoid: Jun–Aug (quiet, some places closed).22 °C (72 °F) / 12 °C (54 °F), 4 rain days72 °F (22 °C) / 54 °F (12 °C), 4 rain daysCrowds: Low
- AugustAvoidListed as a month to avoid: Jun–Aug (quiet, some places closed).24 °C (75 °F) / 14 °C (57 °F), 4 rain days75 °F (24 °C) / 57 °F (14 °C), 4 rain daysCrowds: Low
- SeptemberGoodOutside the best window (Jan–Feb (high season), also Dec and Mar). Across Paraguay: Spring; lapachos in bloom; Transchaco Rally (check dates).26 °C (79 °F) / 16 °C (61 °F), 5 rain days79 °F (26 °C) / 61 °F (16 °C), 5 rain daysCrowds: Low
- OctoberMixedOutside the best window (Jan–Feb (high season), also Dec and Mar). Across Paraguay: Heat building; smoke from fires can haze the sky.29 °C (84 °F) / 18 °C (64 °F), 6 rain days84 °F (29 °C) / 64 °F (18 °C), 6 rain daysCrowds: Low
- NovemberMixedOutside the best window (Jan–Feb (high season), also Dec and Mar). Across Paraguay: Hot; storms return.31 °C (88 °F) / 20 °C (68 °F), 7 rain days88 °F (31 °C) / 68 °F (20 °C), 7 rain daysCrowds: Low
- DecemberGreatInside San Bernardino's best window: Jan–Feb (high season), also Dec and Mar.32 °C (90 °F) / 21 °C (70 °F), 7 rain days90 °F (32 °C) / 70 °F (21 °C), 7 rain daysCrowds: Medium · 1 festival or holiday
Compare two months
Weather, crowds and prices for any two months in San Bernardino, side by side.
Verdict
Jan: Great
Feb: Great
Daytime high
Jan: 33 °C (91 °F)91 °F (33 °C)
Feb: 32 °C (90 °F)90 °F (32 °C)
Night low
Jan: 22 °C (72 °F)72 °F (22 °C)
Feb: 22 °C (72 °F)72 °F (22 °C)
Rain days
Jan: 8
Feb: 7 (better)
Crowds
Jan: Low
Feb: Low
Prices
Jan: Low
Feb: Low
Festivals listed
Jan: 0
Feb: 0
January: Inside San Bernardino's best window: Jan–Feb (high season), also Dec and Mar.
February: Inside San Bernardino's best window: Jan–Feb (high season), also Dec and Mar.
San Bernardino: figures are long-term averages from this guide, not a forecast.