United States · urban-centre population 108,584
Wheaton
Weather values are area-weighted across the 53 km² urban centre (2 ERA5 cells).
42.0
matching days / year for “Mild and dry” · 2021-2025 recent-weather sample (not a 30-year normal)
Monthly high (p10–p90)
Whiskers span the 10th–90th percentile daily high; the tick marks the monthly average.
- January: average 0°C, p10 -8°C, p90 6°C
- February: average 3°C, p10 -8°C, p90 12°C
- March: average 10°C, p10 2°C, p90 20°C
- April: average 15°C, p10 7°C, p90 25°C
- May: average 21°C, p10 13°C, p90 29°C
- June: average 27°C, p10 22°C, p90 33°C
- July: average 28°C, p10 23°C, p90 32°C
- August: average 28°C, p10 23°C, p90 32°C
- September: average 25°C, p10 19°C, p90 30°C
- October: average 18°C, p10 12°C, p90 26°C
- November: average 10°C, p10 1°C, p90 18°C
- December: average 4°C, p10 -4°C, p90 12°C
Matching days by month · Mild and dry
- January: 0.0 matching days per year
- February: 0.5 matching days per year
- March: 2.0 matching days per year
- April: 3.2 matching days per year
- May: 7.1 matching days per year
- June: 4.6 matching days per year
- July: 1.5 matching days per year
- August: 4.9 matching days per year
- September: 6.6 matching days per year
- October: 7.8 matching days per year
- November: 3.6 matching days per year
- December: 0.2 matching days per year
Presets
- Eternal spring: 27.7 days/yr
- Mild and dry: 42.0 days/yr
- Beach weather: 39.5 days/yr
- Crisp and clear: 19.0 days/yr
- Warm, not sweaty: 45.1 days/yr