Climate and monthly weather forecastMcCarthy, AK
Climate and monthly weather forecast
Weather in January
January, the same as December, is an extremely cold winter month in McCarthy, Alaska, with temperature in the range of an average high of 13.5°F (-10.3°C) and an average low of 1.9°F (-16.7°C). The month of January, characterized by an average high of 13.5°F (-10.3°C) and a low of 1.9°F (-16.7°C), is recognized as the coldest. Weather in January »Weather in February
February, the last month of the winter in McCarthy, is a subzero cold month, with an average temperature ranging between max 18°F (-7.8°C) and min 1°F (-17.2°C). McCarthy in February witnesses an average high-temperature of a subzero cold 18°F (-7.8°C), indicating a slight variation from January's 13.5°F (-10.3°C). Weather in February »Weather in March
The first month of the spring, March, is also a subzero cold month in McCarthy, Alaska, with an average temperature fluctuating between 2.7°F (-16.3°C) and 22.5°F (-5.3°C). With the onset of March, McCarthy's average high-temperature clocks in at a still freezing cold 22.5°F (-5.3°C), showing a minor fluctuation from the previous month. Weather in March »Weather in April
April, the same as March, in McCarthy, Alaska, is a freezing cold spring month, with temperature in the range of an average low of 11.7°F (-11.3°C) and an average high of 29.8°F (-1.2°C). In April, the average high-temperature marginally rises from 22.5°F (-5.3°C) in March to a still freezing cold 29.8°F (-1.2°C). Weather in April »Weather in May
May, the last month of the spring in McCarthy, is a chilly month, with an average temperature fluctuating between 29.5°F (-1.4°C) and 43°F (6.1°C). May marks a rise in the average high-temperature, moving from April's subzero cold 29.8°F (-1.2°C) to a chilly 43°F (6.1°C). Weather in May »Weather in June
The first month of the summer, June, is a fresh month in McCarthy, Alaska, with an average temperature varying between 39°F (3.9°C) and 51.6°F (10.9°C). As May transitions into June, McCarthy notices a gentle rise in the average high-temperature, transitioning from a frosty 43°F (6.1°C) to a cool 51.6°F (10.9°C). Weather in June »Weather in July
July is a refreshing summer month in McCarthy, Alaska, with an average temperature fluctuating between 56.8°F (13.8°C) and 43.2°F (6.2°C). July is the warmest month, exhibiting average temperatures of 56.8°F (13.8°C) at the peak and 43.2°F (6.2°C) at the base. Weather in July »Weather in August
August, the last month of the summer in McCarthy, is another cool month, with an average temperature varying between 52.5°F (11.4°C) and 39.9°F (4.4°C). Transitioning from July to August, McCarthy observes an average high-temperature of a fresh 52.5°F (11.4°C), differing subtly from the previous month. Weather in August »Weather in September
The first month of the autumn, September, is also a frosty month in McCarthy, Alaska, with an average temperature varying between 44.6°F (7°C) and 33.4°F (0.8°C). The start of September signals a gentle decrease in the average high-temperature, transitioning from a cool 52.5°F (11.4°C) in August to a frosty 44.6°F (7°C). Weather in September »Weather in October
October, like September, is a freezing cold autumn month in McCarthy, Alaska, with temperature in the range of an average low of 21.7°F (-5.7°C) and an average high of 31.5°F (-0.3°C). McCarthy's weather in October involves a decrease in the average high-temperature, moving down from September's frosty 44.6°F (7°C) to a freezing cold 31.5°F (-0.3°C). Weather in October »Weather in November
November, the last month of the autumn in McCarthy, is another freezing cold month, with an average temperature varying between 18.5°F (-7.5°C) and 6.8°F (-14°C). McCarthy, Alaska, in November experiences a subtle temperature decline, with average high-temperatures reducing from 31.5°F (-0.3°C) in October to a still subzero cold 18.5°F (-7.5°C). Weather in November »Weather in December
December, the first month of the winter in McCarthy, is also a subzero cold month, with an average temperature ranging between min 2.1°F (-16.6°C) and max 14°F (-10°C). As December takes hold, the average high-temperature is a still subzero cold 14°F (-10°C), nearly mirroring that of the previous month. Weather in December »Updated: Jun 3, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
January tends to be the coldest month, with temperatures averaging a daily high of 13.5°F (-10.3°C) and a low of 1.9°F (-16.7°C).
January, March, April and December, with an average relative humidity of 82%, are most humid months.
In McCarthy, during the entire year, the rain falls for 151.8 days and collects up to 14.88" (378mm) of precipitation.
Months with snowfall are January through May, September through December.
Throughout the year, there are 95.3 snowfall days, and 44.02" (1118mm) of snow is accumulated.
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index.
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from AKST to AKDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from AKDT to AKST.
The month with the least rainfall is April, when the rain falls for 12.2 days and typically collects 0.71" (18mm) of precipitation.
With an average relative humidity of 66%, June is the least humid month.
In McCarthy, snow does not fall in June through August.
The month with the longest days is June, with an average of 19h and 18min of daylight.
June has the most sunshine of the year, with an average of 14.2h of sunshine.
The months with the highest UV index are June and July, with an average maximum UV index of 3.
July brings the highest temperatures, with an average high of 56.8°F (13.8°C) and an average low of 43.2°F (6.2°C).
The month with the most rainfall is September, when the rain falls for 16.3 days and typically aggregates up to 1.69" (43mm) of precipitation.
December is the month with the most snowfall. Snow falls for 17.2 days and accumulates 9.37" (238mm) of snow.
December has the shortest days of the year, with an average of 5h and 36min of daylight.
December has the least sunshine of the year, with an average of 4h of sunshine.
Average temperature
McCarthy, AK
The warmest month (with the highest average high temperature) is July (56.8°F).
The month with the lowest average high temperature is January (13.5°F).
The month with the highest average low temperature is July (43.2°F).
The coldest month (with the lowest average low temperature) is February (1°F).
Average pressure
McCarthy, AK
- Average pressure in January:
29.82"Hg - Average pressure in February:
29.91"Hg - Average pressure in March:
29.85"Hg - Average pressure in April:
29.87"Hg - Average pressure in May:
29.94"Hg - Average pressure in June:
29.89"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.88"Hg - Average pressure in September:
29.8"Hg - Average pressure in October:
29.78"Hg - Average pressure in November:
29.76"Hg - Average pressure in December:
29.79"Hg
The month with the highest atmospheric pressure is July (29.96"Hg).
The month with the lowest atmospheric pressure is November (29.76"Hg).
Average wind speed
McCarthy, AK
- Average wind speed in January:
5.2mph - Average wind speed in February:
4.6mph - Average wind speed in March:
4.8mph - Average wind speed in April:
4mph - Average wind speed in May:
4mph - Average wind speed in June:
4.2mph
- Average wind speed in July:
4mph - Average wind speed in August:
3.9mph - Average wind speed in September:
4mph - Average wind speed in October:
4.2mph - Average wind speed in November:
5.2mph - Average wind speed in December:
4.6mph
The windiest months (with the highest average wind speed) are January and November (5.2mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).
Average humidity
McCarthy, AK
The months with the highest relative humidity are January, March, April and December (82%).
The month with the lowest relative humidity is June (66%).
Average rainfall
McCarthy, AK
- Average rainfall in January:
1.3" - Average rainfall in February:
0.98" - Average rainfall in March:
0.79" - Average rainfall in April:
0.71" - Average rainfall in May:
0.83" - Average rainfall in June:
1.26"
- Average rainfall in July:
1.54" - Average rainfall in August:
1.65" - Average rainfall in September:
1.69" - Average rainfall in October:
1.46" - Average rainfall in November:
1.34" - Average rainfall in December:
1.34"
The wettest month (with the highest rainfall) is September (1.69").
The driest month (with the least rainfall) is April (0.71").
Average rainfall days
McCarthy, AK
- Average rainfall days in January:
10.2 days - Average rainfall days in February:
8.4 days - Average rainfall days in March:
9.4 days - Average rainfall days in April:
12.2 days - Average rainfall days in May:
12.4 days - Average rainfall days in June:
15.8 days
- Average rainfall days in July:
16.8 days - Average rainfall days in August:
18.6 days - Average rainfall days in September:
16.3 days - Average rainfall days in October:
14.3 days - Average rainfall days in November:
8.5 days - Average rainfall days in December:
8.9 days
The month with the highest number of rainy days is August (18.6 days).
The month with the least rainy days is February (8.4 days).
Average snowfall
McCarthy, AK
- Average snowfall in January:
7.09" - Average snowfall in February:
6.93" - Average snowfall in March:
5.08" - Average snowfall in April:
3.7" - Average snowfall in May:
0.91" - Average snowfall in June:
0"
The month with the highest snowfall is December (9.37").
The months with the least snowfall are June, July and August (0").
Average snowfall days
McCarthy, AK
- Average snowfall days in January:
15 days - Average snowfall days in February:
13.9 days - Average snowfall days in March:
12.4 days - Average snowfall days in April:
10.3 days - Average snowfall days in May:
3.2 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
1 days - Average snowfall days in October:
7.8 days - Average snowfall days in November:
14.5 days - Average snowfall days in December:
17.2 days
The month with the highest number of snowfall days is December (17.2 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight / Average sunshine
McCarthy, AK
- Average daylight in January:
6h and 30min - Average daylight in February:
9h and 0min - Average daylight in March:
11h and 54min - Average daylight in April:
14h and 48min - Average daylight in May:
17h and 36min - Average daylight in June:
19h and 18min
- Average daylight in July:
18h and 24min - Average daylight in August:
15h and 48min - Average daylight in September:
12h and 54min - Average daylight in October:
10h and 0min - Average daylight in November:
7h and 12min - Average daylight in December:
5h and 36min
The month with the longest days is June (Average daylight: 19h and 18min).
The month with the shortest days is December (Average daylight: 5h and 36min).
- Average sunshine in January:
4h and 12min - Average sunshine in February:
6h and 0min - Average sunshine in March:
8h and 0min - Average sunshine in April:
9h and 42min - Average sunshine in May:
11h and 48min - Average sunshine in June:
14h and 12min
- Average sunshine in July:
12h and 36min - Average sunshine in August:
10h and 48min - Average sunshine in September:
9h and 24min - Average sunshine in October:
6h and 12min - Average sunshine in November:
5h and 30min - Average sunshine in December:
4h and 0min
The month with the most sunshine is June (Average sunshine: 14h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 0min).
Average sunshine days
McCarthy, AK
- Average sunshine days in January:
13.3 days - Average sunshine days in February:
13.3 days - Average sunshine days in March:
15.8 days - Average sunshine days in April:
12.3 days - Average sunshine days in May:
14.8 days - Average sunshine days in June:
10.8 days
- Average sunshine days in July:
10.8 days - Average sunshine days in August:
9.7 days - Average sunshine days in September:
11.1 days - Average sunshine days in October:
12.6 days - Average sunshine days in November:
13.6 days - Average sunshine days in December:
12.5 days
The month with the most sunshine days is March (15.8 days).
The month with the least sunshine days is August (9.7 days).
Average UV index
McCarthy, AK
The months with the highest UV index are June and July (UV index 3).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover
McCarthy, AK
The month with the most cloud cover is December (Cloud cover 41).
The months with the least cloud cover are March, May and June (Cloud cover 35).
Average visibility
McCarthy, AK
The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March, April, November and December (5mi).
