Anchorage, United States — Weather in May 2027

Climate Overview

Anchorage, United States in May has mild conditions, with highs averaging 11°C (52°F) and noticeably cooler mornings. Rain falls on about 12 days this month. Sea temperature stays cool at 7.6°C (46°F).

This month falls at the end of Spring.

Daily highs in May gradually rise from around 8°C (46°F) at the start to 14°C (57°F) by month's end.

Rainfall is heaviest during the last third of the month, while the middle tends to be drier.

Expect around 10.1h of sunshine at the start of May, increasing to 12.1h by the end.

The warmest days tend to fall around the 29th, averaging 14.2°C (58°F).

Compared to April, this month is about 6°C warmer with 3 more rainy days. Temperatures will rise further into June.

Monthly May Averages

Temperature

11°C / 4°C

Feels Like

9°C / 2°C

Rain

12 days · 52 mm

Sunshine

11.4h / day

Humidity

76% — Humid

Wind

9 km/h

Wind Direction

SE (131°)

Gusts

28 km/h

Daylight

17.5 h

Cloud Cover

73%

Clear Sky Days

1.3

UV Index

4.5 — Moderate

Sea Temperature

8°C

Dew Point

4°C — Dry

Moon Phase

Waxing Gibbous · 66%

Snow Days

5 days · 5.4 cm

Frost Days

1 days

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

High Low

Daily Precipitation

Rainfall

Daily Sunshine

Sunshine

Daily Wind Speed

Wind Speed

Sun Position

Sunrise 05:12

Daylight 17.5h

Sunset 22:42

What to Expect

Keep afternoons flexible as tropical showers are common — they typically clear within an hour.

Wet weather can spread across much of the day, so it is best to keep outdoor plans flexible.

1 of the last 5 yearly records were warmer than this month's long-run average.

Compare Months

Month	Temp	Feels Like	Rain	Sun	Humidity	UV	Status	Details
January	-5°C / -9°C	-8°C / -13°C	14days (92 mm) Wet	2.2h Poor	82% Humid	0.5 Low	Poor	View Details
February	-2°C / -7°C	-6°C / -11°C	12days (64 mm) Wet	4.5h Fair	81% Humid	1.2 Low	Poor	View Details
March	0°C / -5°C	-3°C / -9°C	11days (54 mm) Wet	7.5h Good	77% Humid	2.3 Moderate	Poor	View Details
April	5°C / -1°C	3°C / -4°C	9days (43 mm) Wet	10.1h Excellent	77% Humid	3.5 Moderate	Poor	View Details
May	11°C / 4°C	9°C / 2°C	12days (52 mm) Wet	11.4h Excellent	76% Humid	4.5 Moderate	Fair	View Details
June best	17°C / 10°C	16°C / 9°C	15days (71 mm) Wet	12.8h Excellent	75% Muggy	4.8 Moderate	Good	View Details
July best	19°C / 13°C	19°C / 13°C	15days (104 mm) Wet	11.1h Excellent	79% Humid	4.3 Moderate	Good	View Details
August best	17°C / 12°C	17°C / 11°C	19days (150 mm) Wet	8.9h Good	81% Humid	3.7 Moderate	Wet	View Details
September	13°C / 8°C	12°C / 6°C	20days (145 mm) Wet	6.8h Fair	83% Humid	2.4 Moderate	Wet	View Details
October	6°C / 2°C	4°C / -1°C	16days (125 mm) Wet	5h Fair	81% Humid	1.3 Low	Poor	View Details
November	-1°C / -6°C	-5°C / -9°C	13days (90 mm) Wet	2.9h Poor	82% Humid	0.6 Low	Poor	View Details
December	-4°C / -8°C	-8°C / -12°C	15days (96 mm) Wet	1.1h Poor	81% Humid	0.3 Low	Poor	View Details

What to Wear

Bundle up with a warm coat, scarf, and closed-toe shoes. Thermal layers underneath give flexibility between indoors and outdoors.

A waterproof jacket or compact umbrella is recommended for occasional showers.

Packing List

Layered clothingLight jacketUmbrellaWaterproof jacketComfortable walking shoes

Frequently Asked Questions

Expand all

Is May a good time to visit Anchorage?

May is typically fair for visiting Anchorage, with average highs of 11°C (52°F) and around 12 rainy days. Anchorage, United States in May has mild conditions, with highs averaging 11°C (52°F) and noticeably cooler mornings. Ra

Does it rain a lot in Anchorage in May?

Anchorage typically sees around 12 rainy days in May with 52 mm (2 in) of total rainfall. Pack a waterproof jacket.

Does it get cold at night in Anchorage in May?

Yes, nights in Anchorage during May are cold, averaging 4°C (39°F). Pack warm layers and a coat for evenings.

What should I pack for Anchorage in May?

With highs of 11°C (52°F) and lows of 4°C (39°F) in May, we recommend: Layered clothing, Light jacket, Umbrella, Waterproof jacket, Comfortable walking shoes. Comfortable walking shoes are essential.

Is May among the best months weather-wise in Anchorage?

May is not the most favourable month weather-wise in Anchorage. Consider visiting during months with milder temperatures or less rainfall for a better experience.

What is the UV index in Anchorage in May?

The average UV index in Anchorage during May is 5 (moderate). Sunscreen and sunglasses are recommended during midday hours.

How many hours of daylight are there in Anchorage in May?

Anchorage gets approximately 18 hours of daylight per day in May, with around 11 hours of sunshine.

Does it snow in Anchorage in May?

Yes, Anchorage typically sees around 5 snow days in May with roughly 5 cm (2 in) of snowfall.

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