Climate and monthly weather forecast
New Harmony, OH

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Weather in January

January, the same as December, is an icy winter month in New Harmony, Ohio, with an average temperature fluctuating between 23.4°F (-4.8°C) and 35.8°F (2.1°C). New Harmony's January weather, marked by an average high temperature of 35.8°F (2.1°C) and an average low temperature of 23.4°F (-4.8°C), is the coldest in the year. Weather in January »

Weather in February

February, the last month of the winter in New Harmony, is also an icy month, with an average temperature ranging between max 40.6°F (4.8°C) and min 26.6°F (-3°C). The commencement of February brings an average high-temperature of a still wintry 40.6°F (4.8°C), marking an inconsequential divergence from January. Weather in February »

Weather in March

March, the first month of the spring in New Harmony, is a cool month, with an average temperature fluctuating between 35.2°F (1.8°C) and 51.4°F (10.8°C). The start of March is characterized by an increase in the average high-temperature, transitioning from an icy 40.6°F (4.8°C) in February to a cool 51.4°F (10.8°C). Weather in March »

Weather in April

April is a refreshing spring month in New Harmony, Ohio, with temperature in the range of an average high of 63.1°F (17.3°C) and an average low of 45°F (7.2°C). April's arrival brings a change in high-temperatures, moving from a fresh 51.4°F (10.8°C) in March to an enjoyable 63.1°F (17.3°C). Weather in April »

Weather in May

The last month of the spring, May, is a pleasant month in New Harmony, Ohio, with an average temperature fluctuating between 73°F (22.8°C) and 55.2°F (12.9°C). In May, the meteorological conditions change with the average high-temperature moving from a refreshing 63.1°F (17.3°C) in April to an agreeable 73°F (22.8°C). Weather in May »

Weather in June

The first month of the summer, June, is a warm month in New Harmony, Ohio, with an average temperature fluctuating between 80.2°F (26.8°C) and 61.7°F (16.5°C). In New Harmony, the average high-temperature in June slightly increases from an agreeable 73°F (22.8°C) in May to a warm 80.2°F (26.8°C). Weather in June »

Weather in July

July, like June, in New Harmony, Ohio, is another warm summer month, with an average temperature ranging between min 64.9°F (18.3°C) and max 83.7°F (28.7°C). In New Harmony, the highest average temperatures are observed in July, with a high of 83.7°F (28.7°C) and a low of 64.9°F (18.3°C). July's average heat index is estimated at a tropical 93.2°F (34°C). Weather in July »

Weather in August

August, the last month of the summer in New Harmony, is also a moderately hot month, with temperature in the range of an average low of 63.7°F (17.6°C) and an average high of 82.8°F (28.2°C). As New Harmony transitions from July to August, the average high-temperatures adjust to a still moderately hot 82.8°F (28.2°C), nearly the same as the previous 83.7°F (28.7°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in New Harmony, Ohio, with an average temperature ranging between max 77°F (25°C) and min 58.1°F (14.5°C). With September's onset, the weather reveals a slight temperature decrease, transitioning from 82.8°F (28.2°C) in August to a still moderately hot 77°F (25°C). Weather in September »

Weather in October

October, the same as September, is another comfortable autumn month in New Harmony, Ohio, with temperature in the range of an average high of 64.2°F (17.9°C) and an average low of 46.9°F (8.3°C). A change in temperatures is noted as September gives way to October, with average highs reducing from a warm 77°F (25°C) to a refreshing 64.2°F (17.9°C). Weather in October »

Weather in November

November, the last month of the autumn in New Harmony, is also a fresh month, with temperature in the range of an average high of 50.9°F (10.5°C) and an average low of 36.1°F (2.3°C). The onset of November brings a small change in high-temperatures, falling from an enjoyable 64.2°F (17.9°C) in October to a cool 50.9°F (10.5°C). Weather in November »

Weather in December

December, the first month of the winter in New Harmony, is still a cold month, with an average temperature varying between 41.4°F (5.2°C) and 30.6°F (-0.8°C). A moderate decline in the average high-temperature is seen during December, decreasing from a cool 50.9°F (10.5°C) in November to a wintry 41.4°F (5.2°C). Weather in December »

Frequently asked questions

What are the coldest months?

January is the coldest month, exhibiting average temperatures of 35.8°F (2.1°C) at the peak and 23.4°F (-4.8°C) at the base.

How many days does it rain?

In New Harmony, during the entire year, the rain falls for 138.6 days and collects up to 17.24" (438mm) of precipitation.

When does it snow?

Months with snowfall are January through April, October through December.

How much does it snow?

Throughout the year, there are 27.3 snowfall days, and 5.71" (145mm) of snow is accumulated.

What is the month with the least sunshine?

With an average of 3.7h of sunshine, January has the least sunshine of the year.

What is the most humid month in New Harmony?

The months with the highest humidity are February and December, with an average relative humidity of 82%.

When does it snow the most?

March is the month with the most snowfall. Snow falls for 4.2 days and accumulates 1.61" (41mm) of snow.

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 EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.

What is the rainiest month?

The month with the most rainfall is May, when the rain falls for 15.8 days and typically aggregates up to 1.97" (50mm) of precipitation.

When it does not snow?

May through September are months without snowfall.

What is the month with the highest UV index?

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

When are the longest days?

The month with the longest days is June, with an average of 14h and 54min of daylight.

What is the month with the most sunshine?

The months with the most sunshine in New Harmony are June through August, with an average of 10.1h of sunshine.

What time of the year is the hottest?

July, noted for its average high-temperature of 83.7°F (28.7°C) and an average low-temperature of 64.9°F (18.3°C), is considered the warmest month in New Harmony.

What is the driest month?

September is the month with the least rainfall. Rain falls for 10.7 days and accumulates 0.91" (23mm) of precipitation.

What is the least humid month?

The least humid month is October, with an average relative humidity of 75%.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 30min of daylight.

When is the lowest UV index?

The month with the lowest UV index is December, with an average maximum UV index of 1.

Average temperature
New Harmony, OH

Average temperature - New Harmony, OH

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (35.8°F).

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

Average pressure
New Harmony, OH

Average pressure - New Harmony, OH

The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed
New Harmony, OH

Average wind speed - New Harmony, OH

The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

Average humidity
New Harmony, OH

Average humidity - New Harmony, OH

The months with the highest relative humidity are February and December (82%).
The month with the lowest relative humidity is October (75%).

Average rainfall
New Harmony, OH

Average rainfall - New Harmony, OH

The wettest month (with the highest rainfall) is May (1.97").
The driest month (with the least rainfall) is September (0.91").

Average rainfall days
New Harmony, OH

Average rainfall days - New Harmony, OH

The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is January (7.5 days).

Average snowfall
New Harmony, OH

Average snowfall - New Harmony, OH

The month with the highest snowfall is March (1.61").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days
New Harmony, OH

Average snowfall days - New Harmony, OH

The month with the highest number of snowfall days is January (6.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
New Harmony, OH

Average daylight / Average sunshine - New Harmony, OH

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

The months with the most sunshine are June, July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days
New Harmony, OH

Average sunshine days - New Harmony, OH

The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is May (12.8 days).

Average UV index
New Harmony, OH

Average UV index - New Harmony, OH

The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average visibility
New Harmony, OH

Average visibility - New Harmony, OH

The months with the highest visibility are January, February, March, April, June, August, September, October, November and December (6mi).
The months with the lowest visibility are May and July (5mi).

New Harmony, Ohio, USA

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