Climate and monthly weather forecast
Penn, AL

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Weather in January

January, the same as December, in Penn, Alabama, is a frosty winter month, with an average temperature varying between 48.7°F (9.3°C) and 33.6°F (0.9°C). With average temperatures fluctuating between a high of 48.7°F (9.3°C) and a low of 33.6°F (0.9°C), January stands out as the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is a cool month in Penn, Alabama, with an average temperature varying between 53.8°F (12.1°C) and 37.9°F (3.3°C). The transition into February shows a subtle variation to a fresh 53.8°F (12.1°C) from January's 48.7°F (9.3°C) in the average high-temperature. Weather in February »

Weather in March

The first month of the spring, March, is a refreshing month in Penn, Alabama, with an average temperature ranging between max 62.1°F (16.7°C) and min 44.2°F (6.8°C). With the onset of March, the average high-temperature subtly transitions from a cool 53.8°F (12.1°C) in February to a comfortable 62.1°F (16.7°C). Weather in March »

Weather in April

April in Penn, Alabama, is an agreeable spring month, with an average temperature fluctuating between 71.1°F (21.7°C) and 51.8°F (11°C). In Penn, the onset of April comes with an increased average high-temperature, moving from March's refreshing 62.1°F (16.7°C) to a pleasant 71.1°F (21.7°C). Weather in April »

Weather in May

May, the last month of the spring in Penn, is a warm month, with temperature in the range of an average low of 59.9°F (15.5°C) and an average high of 79.2°F (26.2°C). As Penn welcomes May, the average high-temperature sees a modest rise, transitioning from a pleasant 71.1°F (21.7°C) in April to a warm 79.2°F (26.2°C). Weather in May »

Weather in June

June, the first month of the summer in Penn, is a hot month, with an average temperature varying between 67.5°F (19.7°C) and 86.9°F (30.5°C). June's onset is marked by a subtle temperature increase, moving from a moderately hot 79.2°F (26.2°C) in May to a tropical 86.9°F (30.5°C). Weather in June »

Weather in July

July, like June, is another tropical summer month in Penn, Alabama, with an average temperature ranging between max 89.1°F (31.7°C) and min 69.6°F (20.9°C). July, having an average high-temperature of 89.1°F (31.7°C) and an average low-temperature of 69.6°F (20.9°C), is the warmest month. In July, the average heat index is evaluated at a blisteringly hot 105.8°F (41°C). Weather in July »

Weather in August

August, the last month of the summer in Penn, is also a hot month, with an average temperature varying between 69.4°F (20.8°C) and 88.3°F (31.3°C). August's onset records an average high-temperature of a still tropical 88.3°F (31.3°C), a near match to July's 89.1°F (31.7°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Penn, Alabama, with temperature in the range of an average low of 64°F (17.8°C) and an average high of 83.3°F (28.5°C). Penn's entry into September measures an average high-temperature of a warm 83.3°F (28.5°C), closely parallel to the preceding month. Weather in September »

Weather in October

October, like September, is another pleasant autumn month in Penn, Alabama, with an average temperature fluctuating between 52.7°F (11.5°C) and 72.3°F (22.4°C). The arrival of October corresponds with a reduction in the average high-temperature, down from September's moderately hot 83.3°F (28.5°C) to an agreeable 72.3°F (22.4°C). Weather in October »

Weather in November

November, the last month of the autumn in Penn, is another refreshing month, with an average temperature fluctuating between 59.9°F (15.5°C) and 42.6°F (5.9°C). Penn's average high-temperature decreases in November, falling from an agreeable 72.3°F (22.4°C) in October to a refreshing 59.9°F (15.5°C). Weather in November »

Weather in December

December, the first month of the winter in Penn, is also a fresh month, with an average temperature varying between 52.5°F (11.4°C) and 38.3°F (3.5°C). Start of December brings a slight shift in the average high-temperature, dipping a bit from November's mild 59.9°F (15.5°C) to a cool 52.5°F (11.4°C). Weather in December »
Updated: Jun 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest in Penn?

January brings the lowest temperatures, with an average high of 48.7°F (9.3°C) and an average low of 33.6°F (0.9°C).

How many days does it rain?

Throughout the year, there are 173 rainfall days, and 41.38" (1051mm) of precipitation is accumulated.

When does it snow?

Months with snowfall are January through March, November and December.

What is the snowiest month?

January is the month with the most snowfall. Snow falls for 1.9 days and accumulates 0.79" (20mm) of snow.

How much does it snow?

Throughout the year, there are 6.8 snowfall days, and 1.97" (50mm) of snow is accumulated.

When is the lowest UV index?

January and December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the month with the least sunshine?

February has the least sunshine of the year, with an average of 4.6h of sunshine.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.

When it does not snow?

April through October are months without snowfall.

What is the month with the highest UV index?

The months with the highest UV index are May through August, with an average maximum UV index of 6.

When are the longest days?

The month with the longest days in Penn is June, with an average of 14h and 24min of daylight.

What month has the most sunshine?

The month with the most sunshine is June, with an average of 10.5h of sunshine.

What month is the hottest?

Penn's temperatures tend to reach their peak averages in July, with a high of 89.1°F (31.7°C) and a low of 69.6°F (20.9°C).

What is the least humid month?

The least humid month is October, with an average relative humidity of 72%.

What is the driest month?

November is the month with the least rainfall. Rain falls for 9.7 days and accumulates 2.24" (57mm) of precipitation.

What is the most humid month?

The most humid month is December, with an average relative humidity of 79%.

What is the rainiest month?

The month with the most rainfall is December, when the rain falls for 13.5 days and typically aggregates up to 4.25" (108mm) of precipitation.

What is the month with the shortest days?

With an average of 9h and 54min of daylight, December has the shortest days of the year.

Average temperature
Penn, AL

Average temperature - Penn, AL

The warmest month (with the highest average high temperature) is July (89.1°F).
The month with the lowest average high temperature is January (48.7°F).

The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (33.6°F).

Average pressure
Penn, AL

Average pressure - Penn, AL

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed
Penn, AL

Average wind speed - Penn, AL

The windiest month (with the highest average wind speed) is February (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

Average humidity
Penn, AL

Average humidity - Penn, AL

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is October (72%).

Average rainfall
Penn, AL

Average rainfall - Penn, AL

The wettest month (with the highest rainfall) is December (4.25").
The driest month (with the least rainfall) is November (2.24").

Average rainfall days
Penn, AL

Average rainfall days - Penn, AL

The month with the highest number of rainy days is July (19.5 days).
The month with the least rainy days is November (9.7 days).

Average snowfall
Penn, AL

Average snowfall - Penn, AL

The month with the highest snowfall is January (0.79").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days
Penn, AL

Average snowfall days - Penn, AL

The month with the highest number of snowfall days is February (2.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight / Average sunshine
Penn, AL

Average daylight / Average sunshine - Penn, AL

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days
Penn, AL

Average sunshine days - Penn, AL

The month with the most sunshine days is October (19.4 days).
The month with the least sunshine days is July (9.3 days).

Average UV index
Penn, AL

Average UV index - Penn, AL

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).

Average visibility
Penn, AL

Average visibility - Penn, AL

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Penn, Alabama, USA

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