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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, like December, is another subzero cold winter month in Mount Vernon, Ohio, with an average temperature varying between 19.2°F (-7.1°C) and 31.5°F (-0.3°C). Mount Vernon witnesses the coldest weather in January, with temperatures averaging a high of 31.5°F (-0.3°C) and a low of 19.2°F (-7.1°C). Weather in January »
Weather in February
February, the last month of the winter in Mount Vernon, is a cold month, with an average temperature varying between 36°F (2.2°C) and 22.5°F (-5.3°C). At the start of February, Mount Vernon's average high-temperature reaches a wintry 36°F (2.2°C), subtly different from the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is a frosty month in Mount Vernon, Ohio, with an average temperature varying between 30.7°F (-0.7°C) and 46.8°F (8.2°C). March comes with an increase, with the average high-temperature moving from a wintry 36°F (2.2°C) in February to a chilly 46.8°F (8.2°C). Weather in March »
Weather in April
April is a mild spring month in Mount Vernon, Ohio, with temperature in the range of an average high of 58.6°F (14.8°C) and an average low of 41°F (5°C). April comes with an increase, with the average high-temperature moving from a frosty 46.8°F (8.2°C) in March to a mild 58.6°F (14.8°C). Weather in April »
Weather in May
The last month of the spring, May, is a pleasant month in Mount Vernon, Ohio, with an average temperature ranging between min 51.4°F (10.8°C) and max 69.4°F (20.8°C). The shift into May is marked by a rise in the average high-temperature, moving from April's refreshing 58.6°F (14.8°C) to an agreeable 69.4°F (20.8°C). Weather in May »
Weather in June
June, the first month of the summer in Mount Vernon, is a warm month, with an average temperature ranging between min 58.8°F (14.9°C) and max 76.1°F (24.5°C). Entering June, Mount Vernon notices a subtle temperature elevation, with the average high-temperature advancing from May's pleasant 69.4°F (20.8°C) to a warm 76.1°F (24.5°C). Weather in June »
Weather in July
July, like June, in Mount Vernon, Ohio, is a moderately hot summer month, with an average temperature fluctuating between 62.1°F (16.7°C) and 79.9°F (26.6°C). The month of July, characterized by an average high of 79.9°F (26.6°C) and a low of 62.1°F (16.7°C), is recognized as the warmest. Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Mount Vernon, Ohio, with an average temperature ranging between max 78.8°F (26°C) and min 60.4°F (15.8°C). August's onset records a minor alteration in the average high-temperature to a still moderately hot 78.8°F (26°C) from July's 79.9°F (26.6°C). Weather in August »
Weather in September
September, the first month of the autumn in Mount Vernon, is also an agreeable month, with an average temperature fluctuating between 54.5°F (12.5°C) and 73.2°F (22.9°C). With the onset of September, Mount Vernon experiences a modest temperature adjustment, with the average high-temperature gently receding from a moderately hot 78.8°F (26°C) in August to a pleasant 73.2°F (22.9°C). Weather in September »
Weather in October
October, like September, in Mount Vernon, Ohio, is another comfortable autumn month, with an average temperature ranging between max 61.2°F (16.2°C) and min 44.6°F (7°C). The beginning of October marks a decrease in the average high-temperature, transitioning from a pleasant 73.2°F (22.9°C) in September to a comfortable 61.2°F (16.2°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Mount Vernon, Ohio, with temperature in the range of an average high of 47.8°F (8.8°C) and an average low of 34.2°F (1.2°C). The onset of November brings a small change in high-temperatures, falling from an enjoyable 61.2°F (16.2°C) in October to a chilly 47.8°F (8.8°C). Weather in November »
Weather in December
The first month of the winter, December, is also an icy month in Mount Vernon, Ohio, with an average temperature fluctuating between 27.3°F (-2.6°C) and 38.1°F (3.4°C). Mount Vernon in December demonstrates a small temperature transition, adjusting from an average high of a frosty 47.8°F (8.8°C) in November to a wintry 38.1°F (3.4°C). Weather in December »
[Resources]Frequently asked questions
What is the coldest time of year in Mount Vernon?
The month of January sees the average lowest temperatures in Mount Vernon, Ohio, reaching 31.5°F (-0.3°C) at the peak and 19.2°F (-7.1°C) at the low.
What is the most humid month in Mount Vernon?
The most humid month is January, with an average relative humidity of 86%.
How much does it rain in Mount Vernon?
Throughout the year, there are 148.8 rainfall days, and 18.9" (480mm) of precipitation is accumulated.
When does it snow in Mount Vernon?
Months with snowfall in Mount Vernon are January through April, November and December.
How many days does it snow in Mount Vernon?
Throughout the year, in Mount Vernon, there are 32.5 snowfall days, and 5.63" (143mm) of snow is accumulated.
What is the month with the least sunshine in Mount Vernon?
January has the least sunshine of the year in Mount Vernon, with an average of 3.2h of sunshine.
What is the month with the lowest UV index in Mount Vernon?
The months with the lowest UV index are January, February, October through December, with an average maximum UV index of 2.
What is the driest month in Mount Vernon?
February is the month with the least rainfall in Mount Vernon. Rain falls for 6.9 days and accumulates 1.18" (30mm) of precipitation.
What is the snowiest month in Mount Vernon?
The month with the most snowfall in Mount Vernon, Ohio, is February, when snow falls for 7.5 days and typically aggregates up to 1.65" (42mm) of snow.
What is the least humid month in Mount Vernon?
March, April and November, with an average relative humidity of 78%, are the least humid months in Mount Vernon.
When is Daylight Saving Time (DST) in Mount Vernon?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Mount Vernon, 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 wettest month in Mount Vernon?
May is the month with the most rainfall in Mount Vernon. Rain falls for 18.6 days and accumulates 2.36" (60mm) of precipitation.
When it does not snow in Mount Vernon?
May through October are months without snowfall in Mount Vernon, Ohio.
When are the longest days in Mount Vernon?
June has the longest days of the year in Mount Vernon, with an average of 15h and 0min of daylight.
When is the highest UV index in Mount Vernon?
The months with the highest UV index are June and July, with an average maximum UV index of 6.
What month is the hottest in Mount Vernon?
The warmest month in Mount Vernon is July, with an average high-temperature of 79.9°F (26.6°C) and an average low-temperature of 62.1°F (16.7°C).
What month has the most sunshine in Mount Vernon?
With an average of 10.1h of sunshine, August has the most sunshine of the year.
What is the month with the shortest days in Mount Vernon?
With an average of 9h and 18min of daylight, December has the shortest days of the year in Mount Vernon, Ohio.
Average temperature
Mount Vernon, 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 (31.5°F).
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (19.2°F).
Average pressure
Mount Vernon, OH
- Average pressure in January:
30.12"Hg - Average pressure in February:
30.09"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
29.97"Hg - Average pressure in May:
29.98"Hg - Average pressure in June:
29.94"Hg
- Average pressure in July:
29.97"Hg - Average pressure in August:
29.99"Hg - Average pressure in September:
30.04"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.13"Hg - Average pressure in December:
30.11"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed
Mount Vernon, OH
- Average wind speed in January:
10.1mph - Average wind speed in February:
9.9mph - Average wind speed in March:
9.4mph - Average wind speed in April:
9.5mph - Average wind speed in May:
7.7mph - Average wind speed in June:
7mph
- Average wind speed in July:
5.7mph - Average wind speed in August:
5.7mph - Average wind speed in September:
6.3mph - Average wind speed in October:
8.1mph - Average wind speed in November:
8.9mph - Average wind speed in December:
9.3mph
The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity
Mount Vernon, OH
The month with the highest relative humidity is January (86%).
The months with the lowest relative humidity are March, April and November (78%).
Average rainfall
Mount Vernon, OH
- Average rainfall in January:
1.26" - Average rainfall in February:
1.18" - Average rainfall in March:
1.57" - Average rainfall in April:
1.85" - Average rainfall in May:
2.36" - Average rainfall in June:
1.85"
The wettest month (with the highest rainfall) is May (2.36").
The driest month (with the least rainfall) is February (1.18").
Average rainfall days
Mount Vernon, OH
- Average rainfall days in January:
7.7 days - Average rainfall days in February:
6.9 days - Average rainfall days in March:
12.1 days - Average rainfall days in April:
15.2 days - Average rainfall days in May:
18.6 days - Average rainfall days in June:
16 days
- Average rainfall days in July:
17.1 days - Average rainfall days in August:
15.4 days - Average rainfall days in September:
12.1 days - Average rainfall days in October:
11.4 days - Average rainfall days in November:
8 days - Average rainfall days in December:
8.3 days
The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is February (6.9 days).
Average snowfall
Mount Vernon, OH
The month with the highest snowfall is February (1.65").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Mount Vernon, OH
- Average snowfall days in January:
10 days - Average snowfall days in February:
7.5 days - Average snowfall days in March:
5 days - Average snowfall days in April:
0.9 days - Average snowfall days in May:
0.1 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:
0.2 days - Average snowfall days in November:
2.5 days - Average snowfall days in December:
6.3 days
The month with the highest number of snowfall days is January (10 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Mount Vernon, OH
- Average daylight in January:
9h and 4min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 2min - Average daylight in June:
15h and 0min
- Average daylight in July:
14h and 4min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 0min - Average daylight in December:
9h and 2min
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 18min).
- Average sunshine in January:
3h and 1min - Average sunshine in February:
4h and 1min - Average sunshine in March:
5h and 4min - Average sunshine in April:
7h and 0min - Average sunshine in May:
8h and 3min - Average sunshine in June:
9h and 2min
- Average sunshine in July:
10h and 0min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 0min - Average sunshine in October:
5h and 5min - Average sunshine in November:
5h and 0min - Average sunshine in December:
3h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days
Mount Vernon, OH
- Average sunshine days in January:
16 days - Average sunshine days in February:
14.2 days - Average sunshine days in March:
15 days - Average sunshine days in April:
12.4 days - Average sunshine days in May:
10.5 days - Average sunshine days in June:
11.3 days
- Average sunshine days in July:
10.8 days - Average sunshine days in August:
12.7 days - Average sunshine days in September:
16.2 days - Average sunshine days in October:
17.6 days - Average sunshine days in November:
19 days - Average sunshine days in December:
17 days
The month with the most sunshine days is November (19 days).
The month with the least sunshine days is May (10.5 days).
Average UV index
Mount Vernon, OH
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover
Mount Vernon, OH
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility
Mount Vernon, OH
The months with the highest visibility are February, March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, July, August and September (5mi).
Mount Vernon, Ohio, USA
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