Climate and monthly weather forecast
Gretna, OH

Weather in January

January, like December, is a freezing cold winter month in Gretna, Ohio, with an average temperature fluctuating between 19.9°F (-6.7°C) and 31.6°F (-0.2°C). With an average high-temperature of 31.6°F (-0.2°C) and an average low-temperature of 19.9°F (-6.7°C), January is the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is a wintry month in Gretna, Ohio, with an average temperature fluctuating between 36.3°F (2.4°C) and 23.4°F (-4.8°C). In Gretna, the average high-temperature in February is essentially the same as in January - a cold 36.3°F (2.4°C). Weather in February »

Weather in March

The first month of the spring, March, is a frosty month in Gretna, Ohio, with an average temperature ranging between max 47.1°F (8.4°C) and min 32.2°F (0.1°C). In Gretna, the average high-temperature in March increases from a cold 36.3°F (2.4°C) in February to a frosty 47.1°F (8.4°C). Weather in March »

Weather in April

April is a moderate spring month in Gretna, Ohio, with an average temperature ranging between max 59.4°F (15.2°C) and min 42.4°F (5.8°C). In Gretna, Ohio, the average high-temperature in April increases from a frosty 47.1°F (8.4°C) in March to a moderate 59.4°F (15.2°C). Weather in April »

Weather in May

The last month of the spring, May, is an agreeable month in Gretna, Ohio, with an average temperature fluctuating between 70.3°F (21.3°C) and 53.6°F (12°C). In Gretna, Ohio, the average high-temperature in May increases from a moderate 59.4°F (15.2°C) in April to a pleasant 70.3°F (21.3°C). Weather in May »

Weather in June

June, the first month of the summer in Gretna, is a warm month, with an average temperature ranging between min 60.4°F (15.8°C) and max 77.7°F (25.4°C). In Gretna, the average high-temperature in June marginally rises from a pleasant 70.3°F (21.3°C) in May to a moderately hot 77.7°F (25.4°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Gretna, Ohio, with temperature in the range of an average low of 63.7°F (17.6°C) and an average high of 79.9°F (26.6°C). With an average high-temperature of 79.9°F (26.6°C) and an average low-temperature of 63.7°F (17.6°C), July is the warmest month. Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Gretna, Ohio, with temperature in the range of an average low of 61°F (16.1°C) and an average high of 78.6°F (25.9°C). In August, the average high-temperature is essentially the same as in July - a still warm 78.6°F (25.9°C). Weather in August »

Weather in September

September, the first month of the autumn in Gretna, is still a warm month, with temperature in the range of an average high of 73.6°F (23.1°C) and an average low of 55.4°F (13°C). In Gretna, the average high-temperature in September is practically the same as in August - a still moderately hot 73.6°F (23.1°C). Weather in September »

Weather in October

October, like September, in Gretna, Ohio, is another comfortable autumn month, with temperature in the range of an average high of 61.7°F (16.5°C) and an average low of 45.9°F (7.7°C). In October, the average high-temperature drops from a warm 73.6°F (23.1°C) in September to a comfortable 61.7°F (16.5°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in Gretna, Ohio, with an average temperature ranging between min 34.9°F (1.6°C) and max 48°F (8.9°C). In November, the average high-temperature drops from a comfortable 61.7°F (16.5°C) in October to a chilly 48°F (8.9°C). Weather in November »

Weather in December

December, the first month of the winter in Gretna, is also a wintry month, with an average temperature fluctuating between 37.4°F (3°C) and 27.3°F (-2.6°C). In Gretna, Ohio, the average high-temperature in December drops from a frosty 48°F (8.9°C) in November to a wintry 37.4°F (3°C). Weather in December »
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FAQ

What is the coldest month in Gretna?

With an average high-temperature of 31.6°F (-0.2°C) and an average low-temperature of 19.9°F (-6.7°C), January is the coldest month in Gretna, Ohio.

What is the most humid month in Gretna?

With an average relative humidity of 84%, January is the most humid month in Gretna, Ohio.

How much does it rain in Gretna?

In Gretna, during the entire year, the rain falls for 82.2 days and collects up to 6.02" (153mm) of precipitation.

When does it snow in Gretna?

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

How many days does it snow in Gretna?

Throughout the year, in Gretna, there are 21.1 snowfall days, and 1.85" (47mm) of snow is accumulated.

What is the month with the least sunshine in Gretna?

The month with the least sunshine is January, with an average of 3.4h of sunshine.

When does it snow the most in Gretna?

The month with the most snowfall in Gretna is February, when snow falls for 5.4 days and typically aggregates up to 0.47" (12mm) of snow.

When is Daylight Saving Time (DST) in Gretna?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts in Gretna, Ohio, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from EDT to EST.

When it does not snow in Gretna?

In Gretna, Ohio, snow does not fall in May through September.

What is the rainiest month in Gretna?

June is the month with the most rainfall in Gretna. Rain falls for 7.7 days and accumulates 0.75" (19mm) of precipitation.

When are the longest days in Gretna?

June has the longest days of the year in Gretna, Ohio, with an average of 15h and 0min of daylight.

When is the highest UV index in Gretna?

June and August, with an average maximum UV index of 6, are months with the highest UV index.

What is the warmest month in Gretna?

July is the warmest month, with an average high-temperature of 79.9°F (26.6°C) and an average low-temperature of 63.7°F (17.6°C).

What month has the most sunshine in Gretna?

With an average of 10h of sunshine, July has the most sunshine of the year in Gretna.

What is the driest month in Gretna?

September is the month with the least rainfall in Gretna. Rain falls for 6.4 days and accumulates 0.28" (7mm) of precipitation.

What is the least humid month in Gretna?

With an average relative humidity of 75%, October is the least humid month in Gretna.

What is the month with the shortest days in Gretna?

The month with the shortest days in Gretna, Ohio, is December, with an average of 9h and 21min of daylight.

When is the lowest UV index in Gretna?

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

Average temperature
Gretna, OH

Average temperature - Gretna, OH

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (31.6°F).

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (19.9°F).

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Average pressure
Gretna, OH

Average pressure - Gretna, OH

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed
Gretna, OH

Average wind speed - Gretna, OH

The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).

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Average rainfall
Gretna, OH

Average rainfall - Gretna, OH

The wettest month (with the highest rainfall) is June (0.75").
The driest month (with the least rainfall) is September (0.28").

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Average rainfall days
Gretna, OH

Average rainfall days - Gretna, OH

The month with the highest number of rainy days is May (10 days).
The month with the least rainy days is January (3.3 days).

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Average snowfall
Gretna, OH

Average snowfall - Gretna, OH

The month with the highest snowfall is February (0.47").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days
Gretna, OH

Average snowfall days - Gretna, OH

The month with the highest number of snowfall days is January (5.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Gretna, OH

Average daylight / Average sunshine - Gretna, OH

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 21min).

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

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Average sunshine days
Gretna, OH

Average sunshine days - Gretna, OH

The month with the most sunshine days is November (23.7 days).
The month with the least sunshine days is May (17.5 days).

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Average visibility
Gretna, OH

Average visibility - Gretna, OH

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

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