Climate and monthly weather forecast
Horn, AZ

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Weather in January

January, like December, in Horn, Arizona, is another comfortable winter month, with an average temperature ranging between max 66.6°F (19.2°C) and min 49.6°F (9.8°C). January's climate shows a minor adjustment in average high-temperatures to a still refreshing 66.6°F (19.2°C) from December's 64.8°F (18.2°C). Weather in January »

Weather in February

The last month of the winter, February, is an agreeable month in Horn, Arizona, with temperature in the range of an average high of 69.8°F (21°C) and an average low of 52.3°F (11.3°C). Horn indicates an average high-temperature of a pleasant 69.8°F (21°C) in February, showing minor variation from January's 66.6°F (19.2°C). Weather in February »

Weather in March

The first month of the spring, March, is a warm month in Horn, Arizona, with an average temperature fluctuating between 58.8°F (14.9°C) and 77.5°F (25.3°C). Horn, Arizona, in March experiences a slight uptick in the average high-temperature, adjusting from February's pleasant 69.8°F (21°C) to a warm 77.5°F (25.3°C). Weather in March »

Weather in April

April, the same as March, is a moderately hot spring month in Horn, Arizona, with temperature in the range of an average high of 84°F (28.9°C) and an average low of 63.1°F (17.3°C). Observing a slight rise in April, the average high-temperature shifts from March's warm 77.5°F (25.3°C) to a still moderately hot 84°F (28.9°C). Weather in April »

Weather in May

The last month of the spring, May, is a tropical month in Horn, Arizona, with temperature in the range of an average high of 91.6°F (33.1°C) and an average low of 68.5°F (20.3°C). A gentle upsurge in temperatures occurs as April gives way to May, with average highs shifting from a warm 84°F (28.9°C) to a tropical 91.6°F (33.1°C). Weather in May »

Weather in June

The first month of the summer, June, is a sweltering month in Horn, Arizona, with temperature in the range of an average high of 101.8°F (38.8°C) and an average low of 76.6°F (24.8°C). The arrival of June brings a change in Horn's weather, with average high-temperatures moving from May's tropical 91.6°F (33.1°C) to a torrid 101.8°F (38.8°C). Weather in June »

Weather in July

July, like June, in Horn, Arizona, is another sweltering summer month, with temperature in the range of an average high of 103.8°F (39.9°C) and an average low of 84.4°F (29.1°C). Horn's warmest temperatures are experienced in July, with average high temperatures of 103.8°F (39.9°C) and lows of 84.4°F (29.1°C). Weather in July »

Weather in August

The last month of the summer, August, is also a sweltering month in Horn, Arizona, with an average temperature varying between 103.6°F (39.8°C) and 86.2°F (30.1°C). Horn observes an average high-temperature of a still torrid 103.6°F (39.8°C) in August, barely different from 103.8°F (39.9°C) in July. Weather in August »

Weather in September

The first month of the autumn, September, is still a torrid month in Horn, Arizona, with an average temperature varying between 98.2°F (36.8°C) and 81°F (27.2°C). Horn's weather subtly changes with the onset of September, barely falling from a very hot 103.6°F (39.8°C) in August to a still fiery hot 98.2°F (36.8°C). Weather in September »

Weather in October

October, like September, is a hot autumn month in Horn, Arizona, with temperature in the range of an average low of 69.6°F (20.9°C) and an average high of 86.9°F (30.5°C). Horn's progression into October involves a drop in the average high-temperature, receding from a sweltering 98.2°F (36.8°C) in September to a hot 86.9°F (30.5°C). Weather in October »

Weather in November

The last month of the autumn, November, is another warm month in Horn, Arizona, with an average temperature fluctuating between 58.1°F (14.5°C) and 75.4°F (24.1°C). The onset of November coincides with a reduction in the average high-temperature, falling from a hot 86.9°F (30.5°C) in October to a warm 75.4°F (24.1°C). Weather in November »

Weather in December

The first month of the winter, December, is also an enjoyable month in Horn, Arizona, with an average temperature fluctuating between 64.8°F (18.2°C) and 49.6°F (9.8°C). Horn reaches its lowest average temperatures in December, measuring 64.8°F (18.2°C) at the peak and 49.6°F (9.8°C) at the lowest. Weather in December »
Updated: Aug 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How many days does it rain?

Throughout the year, there are 39.5 rainfall days, and 4.06" (103mm) of precipitation is accumulated.

What is the driest month?

May is the month with the least rainfall in Horn. Rain falls for 1 days and accumulates 0.04" (1mm) of precipitation.

What is the least humid month in Horn?

The least humid month is June, with an average relative humidity of 21%.

When are the longest days?

The month with the longest days is June, with an average of 14h and 18min of daylight.

What month has the most sunshine?

The month with the most sunshine is June, with an average of 12.2h of sunshine.

What are the months with the highest UV index?

June through August, with an average maximum UV index of 8, are months with the highest UV index.

What part of the year is the hottest?

July is the warmest month, with an average high-temperature of 103.8°F (39.9°C) and an average low-temperature of 84.4°F (29.1°C).

What is the wettest month?

July is the month with the most rainfall. Rain falls for 8.2 days and accumulates 0.75" (19mm) of precipitation.

What are the months with the lowest UV index?

The months with the lowest UV index are November and December, with an average maximum UV index of 4.

What part of the year is the coldest?

December, marked by an average high-temperature of 64.8°F (18.2°C) and a low-temperature of 49.6°F (9.8°C), is the coldest month.

What is the most humid month?

With an average relative humidity of 40%, December is the most humid month.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 10h and 0min of daylight.

Is there Daylight Saving Time (DST)?

Horn does not observe Daylight Saving Time (DST). MST timezone is used throughout the entire year.

What is the month with the least sunshine?

December has the least sunshine of the year in Horn, with an average of 7.1h of sunshine.

Average temperature
Horn, AZ

Average temperature - Horn, AZ

The warmest month (with the highest average high temperature) is July (103.8°F).
The month with the lowest average high temperature is December (64.8°F).

The month with the highest average low temperature is August (86.2°F).
The coldest months (with the lowest average low temperature) are January and December (49.6°F).

Average pressure
Horn, AZ

Average pressure - Horn, AZ

The month with the highest atmospheric pressure is January (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.73"Hg).

Average wind speed
Horn, AZ

Average wind speed - Horn, AZ

The windiest month (with the highest average wind speed) is July (8.6mph).
The calmest month (with the lowest average wind speed) is December (5.6mph).

Average rainfall
Horn, AZ

Average rainfall - Horn, AZ

The wettest month (with the highest rainfall) is July (0.75").
The driest month (with the least rainfall) is May (0.04").

Average rainfall days
Horn, AZ

Average rainfall days - Horn, AZ

The month with the highest number of rainy days is July (8.2 days).
The month with the least rainy days is May (1 days).

Average daylight / Average sunshine
Horn, AZ

Average daylight / Average sunshine - Horn, AZ

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 7h and 6min).

Average sunshine days
Horn, AZ

Average sunshine days - Horn, AZ

The month with the most sunshine days is May (29.7 days).
The month with the least sunshine days is July (19.3 days).

Average UV index
Horn, AZ

Average UV index - Horn, AZ

The months with the highest UV index are June, July and August (UV index 8).
The months with the lowest UV index are November and December (UV index 4).

Average visibility
Horn, AZ

Average visibility - Horn, AZ

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).

Horn, Arizona, USA

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