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United StatesThe weather in May in Katmai National Park
It's cold in May in Katmai National Park with an average temperature of 9°C. Temperatures this month range from a low of 7°C to a high of 11°C. At night, you can expect temperatures between 2°C and 6°C.
Looking for sun? May isn’t a good month to be in Katmai National Park. There’s too much chance of rain this month.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in May for Katmai National Park, Alaska. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Precipitation and snowfall
In May, there is an average of 197 mm of precipitation, spread over 22 days. Of the total precipitation, about 14 cm falls as snow in May. The wind speed is around 4 Bft, mostly coming from the South.
Daily weather in May for Katmai National Park
Click on any day in May to get detailed info about the usual weather on that day in Katmai National Park. Check out the historical temperatures and precipitation over the past 10 years on this day.
May weather comparison
| Katmai National Park | New York | |
|---|---|---|
| Average temperature | 9°C | 22°C |
| Max. temperature | 11°C | 28°C |
| Min. temperature | 2°C | -5°C |
| Total precipitation | 197 mm | 105 mm |
| Rainy days | 22 days | 14 days |
| Total snowfall | 14 cm | 0 cm |
| Snowy days | 6 days | 0 days |
Start of May
The month of May starts in Katmai National Park with cold temps, averaging around 8°C during the day and nights around 3°C.
Mid May
By mid-May, daytime temps rise to around 9°C, with nights around 4°C. During this part of the month, you might see regular precipitation, but there will also be some sunny days.
End of May
By the end of May, the average daytime temperature in Katmai National Park is around 10°C, while nighttime temps are about 6°C. There’s a significant chance of many days with precipitation.
UV index
The UV index is a maximum of 7 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Check out the climate of Katmai National Park for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in May in Katmai National Park, Alaska. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in May in Katmai National Park
Temperature in May in Katmai National Park over the years
Precipitation charts
These charts show the average amount of precipitation in May in Katmai National Park, Alaska. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in May in Katmai National Park
Total precipitation in May in Katmai National Park over the years
Daily Snowfall in May in Katmai National Park
Snowfall in May in Katmai National Park per year
Daily UV index in May in Katmai National Park
This chart shows the average daily UV index in May in Katmai National Park, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in May in Katmai National Park
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Average weather in Katmai National Park by month
Click on a month below to see detailed weather info for Katmai National Park. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.