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  4. April

Portland, ME Climate in April

Temperature for April

In Portland, ME during April the average high temperature is 55.3°F. The hottest day on record was April 28, 2009 when the temperature hit 90.0°F.

Portland, ME daily average and extreme temperature range for April

Low Temperature

During April the overnight temperature drops to an average of 33.6°F, with the lowest temperature of 15.1°F being recorded on April 6, 1995. On average there are 1 days in April when the temperature stays below freezing all day. In the worst April there were 2 days when the temperature did not make it above freezing. Overnight temperatures drop below freezing between 4 and 22 times in April.

Precipitation for April

In April the average monthly rainfall in Portland, ME is 5.20 inches with rain usually falling on between 13 and 14 days. 1999 was the driest April with only 0.28 inches of rain falling, and 1973 was the wettest April with 30.50 inches of rain. The wettest single day in April was 21 April 1973 when 4.72 inches of rain fell.

In April it usually snows on between 2 and 3 days. In April there have been some years when thunderstorms have occurred, although there are other years when there hasn't been a thunderstorm in April.

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