Weather in March in Washington, Ia

• The average temperature in Washington, Ia in March is cool at 4 °C (39.2 °F).
• Afternoons can be a little cool with average high temperatures reaching 9.5 °C (49.1 °F).
• Overnight temperatures are generally slightly cold with an average low of -1.5 °C (29.3 °F).
• In March the mean diurnal temperature range/ variation is 11 °C (19.8 °F).
• Precipitation averages for March are moderate with 59.4mm (2.3 in) recorded.
• The shortest day is 11h 11' long and the longest day is 12h 34' long with an average length of 11h 52'.

Weather Trend Graph for March in Washington, Ia, Usa