| < May >
|Normal Max/ High Temperature
|Min/ Low Temperature
|Number of Wet Days (probability of rain on a day)
|Average Daylight per day
|Sun altitude at solar noon on the 21st day.
- The average temperature in Attu Island, Alaska in May is cool at 3.5 °C (38.3 °F).
- Afternoons can be cool with average high temperatures reaching 5 °C (41 °F).
- Overnight temperatures are generally very cool with an average low of 2 °C (35.6 °F).
- In May the range/ variation of daily average temperatures is 3 °C (5.4 °F).
- The weather in May is hardly dry with sleet, rain or snow at intervals. Circa 111mm (4.4in) of fluid accrues during an average of 18 days.
- The shortest day is 14:57 long and the longest day is 16:29 long with an average length of 15:47.
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Weather Trend Graph for May in Attu Island, Alaska, Usa
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