Haines
Alaska, USA
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Haines, AK

Part of the famed Cannery fishing village along the Pacific Ocean in Haines, Alaska, with a forest background and snow-peaked mountain glaciers
Part of the famed Cannery fishing village along the Pacific Ocean in Haines, Alaska, with a forest background and snow-peaked mountain glaciers
The last month of the spring, May, is a moderate month in Haines, Alaska, with average temperature fluctuating between 57.6°F (14.2°C) and 41.9°F (5.5°C).

Temperature

In Haines, the average high-temperature in May marginally rises, from a chilly 48.7°F (9.3°C) in April, to a moderate 57.6°F (14.2°C). The average low-temperature, in May, is 41.9°F (5.5°C).

Rainfall

The month with the least rainfall is May when the rain falls for 9 days and typically collects 1.5" (37.1mm) of precipitation.

Snowfall

Months with snowfall in Haines are January through May, September through December. May is the last month it regularly snows in Haines. Throughout May, Haines aggregates 0.1" (2.5mm) of snow. In Haines, during the entire year, snow aggregates up to 121.7" (3091.2mm).

Ocean temperature

In Haines, in May, the average water temperature is 43.3°F (6.3°C).
Note: At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

Daylight

In May, the average length of the day is 17h.

What is the temperature in May in Haines?

In Haines, in May, the average high-temperature is 57.6°F (14.2°C), and the average low-temperature is 41.9°F (5.5°C).

How many days does it rain in May in Haines?

In Haines, in May, during 9 rainfall days, 1.5" (37.1mm) of precipitation is typically accumulated.

What is the driest month in Haines?

May is the month with the least rainfall in Haines. Rain falls for 9 days and accumulates 1.5" (37.1mm) of precipitation.

What is the last month it snows in Haines?

May is the last month it regularly snows. Throughout May, Haines aggregates 0.1" (2.5mm) of snow.

What is the ocean temperature in May in Haines?

In Haines, in May, the average water temperature is 43.3°F (6.3°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

What is the average length of the day in May in Haines?

In Haines, the average length of the day in May is 17h.
Average temperature in May - Haines, AK
  • Average high temperature in May: 57.6°F

The warmest month (with the highest average high temperature) is July (65.3°F).
The month with the lowest average high temperature is January (29.8°F).

  • Average low temperature in May: 41.9°F

The month with the highest average low temperature is July (51.3°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).

Average rainfall in May - Haines, AK
  • Average rainfall in May: 1.5"

The wettest month (with the highest rainfall) is October (8.5").
Driest months (with the lowest rainfall) are May, June and July (1.5").

Average rainfall days in May - Haines, AK
  • Average rainfall days in May: 9 days

The month with the highest number of rainy days is October (21 days).
Months with the lowest number of rainy days are May and June (9 days).

Average snowfall in May - Haines, AK
  • Average snowfall in May: 0.1"

The month with the highest snowfall is January (30.5").
Months with the lowest snowfall are June, July and August (0").

Average sea temperature in May - Haines, AK
  • Average sea temperature in May: 43.2°F

The best month for swimming (with the highest average sea temperature) is August (53.1°F).
The coldest month (with the lowest average sea temperature) is March (39.6°F).

Average daylight in May - Haines, AK
  • Average daylight in May: 17h

The month with the longest days is June (Average daylight: 18.5h).
The month with shortest days is December (Average daylight: 6.3h).