Weather in Anchorage in April

United States · 20-year averages, April

The month to avoid. Of the twelve, April is the one to avoid. Highs sit at 4.7 °C and the day is short; this is an indoors-with-excursions month, not an outdoors-all-day one.

April ranks 6 of 12 in Anchorage: past the worst of the year but short of July, which is the month to book if the dates are open.

Rain on 9 days, 1 of them heavy. Enough to need a plan B, not enough to need a plan around it. Layers, and a genuinely waterproof outer — at 4.7 °C the difference between a good day and a miserable one is entirely down to what you are wearing.

What the averages hide

Averages flatten a month, and this one hides a few things: 15 nights fall below freezing; the day barely swings — 5.6 °C between the overnight low and the afternoon high. Across the twenty years measured, the hottest April day reached 14.9 °C and the coldest night fell to -15.5 °C.

April is statistically steady but not small: the year-to-year variation is modest in relative terms, yet the wettest April on record still delivered 66 mm against 15 mm in the driest. In a month this wet, even a tame spread is a lot of rain in absolute terms — the 38 mm average is a reasonable planning figure, not a promise.

Wind is light at 6.1 km/h, so the temperature on the page is close to the temperature on your skin, and humidity runs at 82%, which at 4.7 °C means damp rather than muggy — the kind of cold that gets into a coat and stays there.

How April sits in the year

The month is on the way up: 5.5 °C warmer than March, and May adds another 6.7 °C. Late in the month feels noticeably different from the start of it, which is worth knowing if the trip is short.

Daylight in April

14.6 hours of daylight, gaining 2.9 hours across the month. That is between Anchorage's extremes of 19.3 and 5.5 hours, so days are long enough not to constrain the plan.

An inland climate

With no coast nearby, the year swings a fair way — 27 °C between the warmest afternoons and the coldest nights, wider than any coastal city at this latitude would manage.

How busy it gets

Quiet. Few other visitors, cheaper rooms, and a real chance some seasonal operators are shut.

Crowd levels are estimated from climate desirability and school-holiday calendars, not from visitor numbers.

April in Anchorage versus nearby

If Anchorage is one option among several, the nearby comparison is worth making. Prince George is a better bet in April — 3.8 °C warmer, 3 days more rain. Tofino is close enough to be a coin toss — 6.1 °C warmer, 8 days more rain.

So: April is a compromise. July is 36 points better and is what Anchorage is actually like at its best — worth moving the trip for if that is possible, and worth adjusting expectations for if it is not.

Every month in Anchorage

MonthHigh °CLow °CRain daysRain mmHumidity %Daylight hScore
January-4.6-8.7 1353926.316
February-2.3-7.6 125191918
March-0.8-7.1 10398811.623
April4.7-0.9 9388214.630
May11.44.6 11477817.453
June169.2 14597919.363
July18.311.9 16838118.566
August17.411.4 17110821659
September12.87.5 17118841344
October61.8 16878810.227
November-1.5-5.6 1471927.418
December-3.4-7.4 1664935.512

See all twelve months in Anchorage, or where else to go in April.

Planning the rest of the trip

Built and maintained by Amit Sharma, Auckland, New Zealand. I build these sites so the answer is free and the data is public.

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