Climate and monthly weather forecastKatalla, AK
Climate and monthly weather forecast
Weather in January
January, the same as December, in Katalla, Alaska, is a freezing cold winter month, with an average temperature varying between 24.8°F (-4°C) and 30.2°F (-1°C). January, with its high-temperature average of 30.2°F (-1°C) and a low-temperature average of 24.8°F (-4°C), is the coldest month. Weather in January »Weather in February
The last month of the winter, February, is a cold month in Katalla, Alaska, with an average temperature fluctuating between 25.2°F (-3.8°C) and 32.2°F (0.1°C). During February, Katalla records an average high-temperature of a wintry 32.2°F (0.1°C), marking a slight divergence from January's 30.2°F (-1°C). Weather in February »Weather in March
The first month of the spring, March, is also an icy month in Katalla, Alaska, with temperature in the range of an average high of 34.2°F (1.2°C) and an average low of 25.5°F (-3.6°C). As Katalla steps into March, the average high-temperature holds at a still cold 34.2°F (1.2°C), hinting at a minor fluctuation from the prior month. Weather in March »Weather in April
April, the same as March, is another cold spring month in Katalla, Alaska, with temperature in the range of an average low of 32°F (0°C) and an average high of 40.6°F (4.8°C). April introduces a minor temperature shift, with average high-temperatures adjusting from March's wintry 34.2°F (1.2°C) to a still cold 40.6°F (4.8°C). Weather in April »Weather in May
The last month of the spring, May, is a chilly month in Katalla, Alaska, with temperature in the range of an average high of 48.6°F (9.2°C) and an average low of 40.5°F (4.7°C). The start of May brings a subtle shift in the average high-temperature, edging up from April's wintry 40.6°F (4.8°C) to a chilly 48.6°F (9.2°C). Weather in May »Weather in June
The first month of the summer, June, is a cool month in Katalla, Alaska, with an average temperature varying between 46°F (7.8°C) and 55°F (12.8°C). As May gives way to June, the average high-temperature displays a slight ascent, adjusting from a frosty 48.6°F (9.2°C) to a fresh 55°F (12.8°C). Weather in June »Weather in July
July in Katalla, Alaska, is a moderate summer month, with an average temperature varying between 49.5°F (9.7°C) and 58.6°F (14.8°C). July, with average temperatures reaching a high of 58.6°F (14.8°C) and a low of 49.5°F (9.7°C), is the warmest month. Weather in July »Weather in August
The last month of the summer, August, is another mild month in Katalla, Alaska, with an average temperature varying between 50°F (10°C) and 57.7°F (14.3°C). Katalla's entry into August measures an average high-temperature of a still moderate 57.7°F (14.3°C), closely parallel to the preceding month. Weather in August »Weather in September
The first month of the autumn, September, is also a fresh month in Katalla, Alaska, with an average temperature ranging between min 45.3°F (7.4°C) and max 52.5°F (11.4°C). The average high-temperature during September is a cool 52.5°F (11.4°C), almost matching the conditions of the preceding month. Weather in September »Weather in October
October, the same as September, in Katalla, Alaska, is another chilly autumn month, with an average temperature fluctuating between 37.9°F (3.3°C) and 43.3°F (6.3°C). A shift in Katalla's weather is observed as September turns into October, with the average high temperature reducing from a fresh 52.5°F (11.4°C) to a frosty 43.3°F (6.3°C). Weather in October »Weather in November
The last month of the autumn, November, is another cold month in Katalla, Alaska, with an average temperature ranging between max 34.5°F (1.4°C) and min 28.9°F (-1.7°C). November's arrival subtly correlates with a reduction in the average high-temperature, down from a frosty 43.3°F (6.3°C) in October to a cold 34.5°F (1.4°C). Weather in November »Weather in December
December, the first month of the winter in Katalla, is still a freezing cold month, with an average temperature varying between 31.5°F (-0.3°C) and 26.2°F (-3.2°C). Stepping into December, Katalla records an average high-temperature of a subzero cold 31.5°F (-0.3°C), almost consistent with November. Weather in December »Updated: Aug 31, 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
The coldest period tends to be January, when average temperatures fluctuate between a high of 30.2°F (-1°C) and a low of 24.8°F (-4°C).
In Katalla, during the entire year, the rain falls for 191.3 days and collects up to 72.4" (1839mm) of precipitation.
Months with snowfall are January through May, October through December.
Throughout the year, there are 66.1 snowfall days, and 74.57" (1894mm) of snow is accumulated.
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 months with the most sunshine in Katalla are May through July, with an average of 7.6h of sunshine.
The month with the least rainfall is June, when the rain falls for 17.2 days and typically collects 2.72" (69mm) of precipitation.
In Katalla, snow does not fall in June through September.
June has the longest days of the year, with an average of 18h and 48min of daylight.
With average high temperatures of 58.6°F (14.8°C) and lows of 49.5°F (9.7°C), July is the warmest month.
The month with the highest UV index is July, with an average maximum UV index of 4.
With an average relative humidity of 84%, August is the most humid month in Katalla.
The month with the most rainfall in Katalla is October, when the rain falls for 20.3 days and typically aggregates up to 9.09" (231mm) of precipitation.
November is the least humid month, with an average relative humidity of 75%.
The months with the lowest UV index are November and December, with an average maximum UV index of 1.
The month with the most snowfall is December, when snow falls for 12.9 days and typically aggregates up to 17.76" (451mm) of snow.
With an average of 6h and 0min of daylight, December has the shortest days of the year.
December has the least sunshine of the year, with an average of 2.1h of sunshine.
Average temperature
Katalla, AK
The warmest month (with the highest average high temperature) is July (58.6°F).
The month with the lowest average high temperature is January (30.2°F).
The month with the highest average low temperature is August (50°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).
Average pressure
Katalla, AK
- Average pressure in January:
29.7"Hg - Average pressure in February:
29.82"Hg - Average pressure in March:
29.76"Hg - Average pressure in April:
29.85"Hg - Average pressure in May:
29.96"Hg - Average pressure in June:
29.94"Hg
- Average pressure in July:
30"Hg - Average pressure in August:
29.9"Hg - Average pressure in September:
29.78"Hg - Average pressure in October:
29.72"Hg - Average pressure in November:
29.65"Hg - Average pressure in December:
29.68"Hg
The month with the highest atmospheric pressure is July (30"Hg).
The month with the lowest atmospheric pressure is November (29.65"Hg).
Average wind speed
Katalla, AK
- Average wind speed in January:
12.1mph - Average wind speed in February:
10.9mph - Average wind speed in March:
10.2mph - Average wind speed in April:
7.5mph - Average wind speed in May:
6.2mph - Average wind speed in June:
5.2mph
- Average wind speed in July:
5.3mph - Average wind speed in August:
6.2mph - Average wind speed in September:
8mph - Average wind speed in October:
9.3mph - Average wind speed in November:
12.1mph - Average wind speed in December:
12mph
The windiest months (with the highest average wind speed) are January and November (12.1mph).
The calmest month (with the lowest average wind speed) is June (5.2mph).
Average humidity
Katalla, AK
The month with the highest relative humidity is August (84%).
The month with the lowest relative humidity is November (75%).
Average rainfall
Katalla, AK
- Average rainfall in January:
6.69" - Average rainfall in February:
5.51" - Average rainfall in March:
4.13" - Average rainfall in April:
3.9" - Average rainfall in May:
4.25" - Average rainfall in June:
2.72"
- Average rainfall in July:
3.54" - Average rainfall in August:
6.65" - Average rainfall in September:
8.98" - Average rainfall in October:
9.09" - Average rainfall in November:
7.95" - Average rainfall in December:
8.98"
The wettest month (with the highest rainfall) is October (9.09").
The driest month (with the least rainfall) is June (2.72").
Average rainfall days
Katalla, AK
- Average rainfall days in January:
13.6 days - Average rainfall days in February:
9.6 days - Average rainfall days in March:
9.9 days - Average rainfall days in April:
15.4 days - Average rainfall days in May:
17.5 days - Average rainfall days in June:
17.2 days
- Average rainfall days in July:
16.9 days - Average rainfall days in August:
21 days - Average rainfall days in September:
20.9 days - Average rainfall days in October:
20.3 days - Average rainfall days in November:
14.5 days - Average rainfall days in December:
14.5 days
The month with the highest number of rainy days is August (21 days).
The month with the least rainy days is February (9.6 days).
Average snowfall
Katalla, AK
- Average snowfall in January:
12.64" - Average snowfall in February:
17.72" - Average snowfall in March:
13.03" - Average snowfall in April:
6.77" - Average snowfall in May:
0.31" - Average snowfall in June:
0"
The month with the highest snowfall is December (17.76").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Katalla, AK
- Average snowfall days in January:
10.3 days - Average snowfall days in February:
12.6 days - Average snowfall days in March:
12.4 days - Average snowfall days in April:
8.6 days - Average snowfall days in May:
0.8 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:
0 days - Average snowfall days in October:
1 days - Average snowfall days in November:
7.5 days - Average snowfall days in December:
12.9 days
The month with the highest number of snowfall days is December (12.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Katalla, AK
- Average daylight in January:
6h and 48min - Average daylight in February:
9h and 12min - Average daylight in March:
11h and 54min - Average daylight in April:
14h and 42min - Average daylight in May:
17h and 18min - Average daylight in June:
18h and 48min
- Average daylight in July:
18h and 0min - Average daylight in August:
15h and 36min - Average daylight in September:
12h and 48min - Average daylight in October:
10h and 6min - Average daylight in November:
7h and 30min - Average daylight in December:
6h and 0min
The month with the longest days is June (Average daylight: 18h and 48min).
The month with the shortest days is December (Average daylight: 6h and 0min).
- Average sunshine in January:
2h and 30min - Average sunshine in February:
3h and 54min - Average sunshine in March:
5h and 6min - Average sunshine in April:
6h and 24min - Average sunshine in May:
7h and 36min - Average sunshine in June:
7h and 36min
- Average sunshine in July:
7h and 36min - Average sunshine in August:
6h and 0min - Average sunshine in September:
5h and 6min - Average sunshine in October:
3h and 42min - Average sunshine in November:
3h and 18min - Average sunshine in December:
2h and 6min
The months with the most sunshine are May, June and July (Average sunshine: 7h and 36min).
The month with the least sunshine is December (Average sunshine: 2h and 6min).
Average sunshine days
Katalla, AK
- Average sunshine days in January:
10.3 days - Average sunshine days in February:
10.3 days - Average sunshine days in March:
11.5 days - Average sunshine days in April:
9.3 days - Average sunshine days in May:
11.5 days - Average sunshine days in June:
10.3 days
- Average sunshine days in July:
12.1 days - Average sunshine days in August:
8.1 days - Average sunshine days in September:
8 days - Average sunshine days in October:
9.1 days - Average sunshine days in November:
9.3 days - Average sunshine days in December:
9.3 days
The month with the most sunshine days is July (12.1 days).
The month with the least sunshine days is September (8 days).
Average UV index
Katalla, AK
The month with the highest UV index is July (UV index 4).
The months with the lowest UV index are November and December (UV index 1).
Average cloud cover
Katalla, AK
The month with the most cloud cover is December (Cloud cover 68).
The month with the least cloud cover is May (Cloud cover 57).
Average visibility
Katalla, AK
The months with the highest visibility are February, March, April, May, June, July, September, October and November (6mi).
The months with the lowest visibility are January, August and December (5mi).
