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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, in Mount Jefferson, Ohio, is another cold winter month, with temperature in the range of an average high of 32°F (0°C) and an average low of 20.3°F (-6.5°C). Mount Jefferson's coldest month, January, registers temperatures that range from a high of 32°F (0°C) to a low of 20.3°F (-6.5°C). Weather in January »
Weather in February
February, the last month of the winter in Mount Jefferson, is also a wintry month, with an average temperature fluctuating between 36.3°F (2.4°C) and 23.7°F (-4.6°C). The advent of February observes an average high-temperature of a still cold 36.3°F (2.4°C), nearly identical to January's 32°F (0°C). Weather in February »
Weather in March
March, the first month of the spring in Mount Jefferson, is a frosty month, with an average temperature fluctuating between 47.7°F (8.7°C) and 32.9°F (0.5°C). Mount Jefferson's transition into March brings a rise in the average high-temperature, moving from a wintry 36.3°F (2.4°C) in February to a frosty 47.7°F (8.7°C). Weather in March »
Weather in April
April in Mount Jefferson, Ohio, is a mild spring month, with temperature in the range of an average low of 43°F (6.1°C) and an average high of 60.1°F (15.6°C). As April arrives, Mount Jefferson's weather shows an increase in high-temperatures, moving from March's chilly 47.7°F (8.7°C) to a moderate 60.1°F (15.6°C). Weather in April »
Weather in May
May, the last month of the spring in Mount Jefferson, is a pleasant month, with temperature in the range of an average high of 70.5°F (21.4°C) and an average low of 54.1°F (12.3°C). A shift in the average high-temperature is noticeable in May, changing from a moderate 60.1°F (15.6°C) in April to an agreeable 70.5°F (21.4°C). Weather in May »
Weather in June
The first month of the summer, June, is a moderately hot month in Mount Jefferson, Ohio, with an average temperature ranging between min 61.3°F (16.3°C) and max 77.7°F (25.4°C). June's arrival coincides with a subtle temperature rise, moving from May's agreeable 70.5°F (21.4°C) to a moderately hot 77.7°F (25.4°C). Weather in June »
Weather in July
July, like June, in Mount Jefferson, Ohio, is another warm summer month, with an average temperature varying between 64°F (17.8°C) and 81°F (27.2°C). Mount Jefferson's warmest month, July, registers temperatures that range from a high of 81°F (27.2°C) to a low of 64°F (17.8°C). During July, the heat index is estimated at a hot 86°F (30°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Mount Jefferson, Ohio, with an average temperature varying between 61.7°F (16.5°C) and 79.3°F (26.3°C). Mount Jefferson's transition from July to August introduces an average high-temperature of a still warm 79.3°F (26.3°C), marking an insignificant variation from the 81°F (27.2°C). Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Mount Jefferson, Ohio, with an average temperature varying between 74.1°F (23.4°C) and 56.3°F (13.5°C). Mount Jefferson's average high-temperature in September is a still moderately hot 74.1°F (23.4°C), indicating a subtle variation from August. Weather in September »
Weather in October
October, like September, in Mount Jefferson, Ohio, is another enjoyable autumn month, with an average temperature fluctuating between 61.7°F (16.5°C) and 46°F (7.8°C). Arrival of October comes with a reduction in the average high-temperature, falling from a moderately hot 74.1°F (23.4°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 Mount Jefferson, Ohio, with an average temperature varying between 48.4°F (9.1°C) and 34.7°F (1.5°C). Mount Jefferson's November weather shows a moderate shift in high-temperatures, falling from October's enjoyable 61.7°F (16.5°C) to a chilly 48.4°F (9.1°C). Weather in November »
Weather in December
December, the first month of the winter in Mount Jefferson, is also a wintry month, with temperature in the range of an average low of 27.5°F (-2.5°C) and an average high of 37.8°F (3.2°C). The beginning of December involves a decrease in the average high-temperature, transitioning from a chilly 48.4°F (9.1°C) in November to a cold 37.8°F (3.2°C). Weather in December »
Updated: Aug 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest?
Mount Jefferson witnesses the coldest weather in January, with temperatures averaging a high of 32°F (0°C) and a low of 20.3°F (-6.5°C).
What is the most humid month?
With an average relative humidity of 84%, January is the most humid month.
How much does it rain?
In Mount Jefferson, during the entire year, the rain falls for 147.8 days and collects up to 21.3" (541mm) of precipitation.
When does it snow?
Months with snowfall are January through April, October through December.
When does it snow the most?
The months with the most snowfall are January and February, with an average 1.81" (46mm) of accumulated snow.
How many days does it snow?
Throughout the year, there are 30.2 snowfall days, and 7.01" (178mm) of snow is accumulated.
What is the month with the least sunshine in Mount Jefferson?
With an average of 3.6h of sunshine, January has the least sunshine of the year.
What is the driest month?
The month with the least rainfall is February, when the rain falls for 6.2 days and typically collects 1.18" (30mm) of precipitation.
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?
May is the month with the most rainfall. Rain falls for 18.7 days and accumulates 3.03" (77mm) of precipitation.
When it does not snow?
In Mount Jefferson, snow does not fall in May through September.
When are the longest days?
With an average of 15h and 0min of daylight, June has the longest days of the year in Mount Jefferson.
When is the highest UV index?
The months with the highest UV index are June through August, with an average maximum UV index of 6.
What time of the year is the hottest?
July is the month when Mount Jefferson experiences its warmest temperatures, averaging a high of 81°F (27.2°C) and a low of 64°F (17.8°C).
What month has the most sunshine?
July has the most sunshine of the year, with an average of 10.2h of sunshine.
What is the least humid month?
October is the least humid month, with an average relative humidity of 75%.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 24min of daylight.
What is the month with the lowest UV index?
December is the month with the lowest UV index, with an average maximum UV index of 1.
Average temperature
Mount Jefferson, OH
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (32°F).
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).
Average pressure
Mount Jefferson, OH
- Average pressure in January:
30.13"Hg - Average pressure in February:
30.09"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
29.96"Hg - Average pressure in May:
29.97"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.97"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.03"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.13"Hg - Average pressure in December:
30.11"Hg
The months with the highest atmospheric pressure are January and November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Mount Jefferson, OH
- Average wind speed in January:
10.6mph - Average wind speed in February:
10.3mph - Average wind speed in March:
9.8mph - Average wind speed in April:
9.9mph - Average wind speed in May:
8.1mph - Average wind speed in June:
7.3mph
- Average wind speed in July:
6mph - Average wind speed in August:
5.8mph - Average wind speed in September:
6.6mph - Average wind speed in October:
8.5mph - Average wind speed in November:
9.4mph - Average wind speed in December:
9.7mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity
Mount Jefferson, OH
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (75%).
Average rainfall
Mount Jefferson, OH
- Average rainfall in January:
1.26" - Average rainfall in February:
1.18" - Average rainfall in March:
1.81" - Average rainfall in April:
2.24" - Average rainfall in May:
3.03" - Average rainfall in June:
2.56"
- Average rainfall in July:
1.85" - Average rainfall in August:
1.89" - Average rainfall in September:
1.38" - Average rainfall in October:
1.42" - Average rainfall in November:
1.34" - Average rainfall in December:
1.34"
The wettest month (with the highest rainfall) is May (3.03").
The driest month (with the least rainfall) is February (1.18").
Average rainfall days
Mount Jefferson, OH
- Average rainfall days in January:
7.2 days - Average rainfall days in February:
6.2 days - Average rainfall days in March:
12.1 days - Average rainfall days in April:
15 days - Average rainfall days in May:
18.7 days - Average rainfall days in June:
16.4 days
- Average rainfall days in July:
16.6 days - Average rainfall days in August:
14.6 days - Average rainfall days in September:
11.7 days - Average rainfall days in October:
11.5 days - Average rainfall days in November:
8.7 days - Average rainfall days in December:
9.1 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is February (6.2 days).
Average snowfall
Mount Jefferson, OH
The months with the highest snowfall are January and February (1.81").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Mount Jefferson, OH
- Average snowfall days in January:
9.2 days - Average snowfall days in February:
7.7 days - Average snowfall days in March:
3.5 days - Average snowfall days in April:
1 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:
0.3 days - Average snowfall days in November:
1.9 days - Average snowfall days in December:
6.5 days
The month with the highest number of snowfall days is January (9.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Mount Jefferson, 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 24min).
- Average sunshine in January:
3h and 4min - Average sunshine in February:
4h and 4min - Average sunshine in March:
6h and 0min - Average sunshine in April:
7h and 2min - Average sunshine in May:
8h and 5min - Average sunshine in June:
9h and 5min
- Average sunshine in July:
10h and 1min - Average sunshine in August:
9h and 5min - Average sunshine in September:
8h and 0min - Average sunshine in October:
6h and 2min - Average sunshine in November:
5h and 2min - Average sunshine in December:
4h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days
Mount Jefferson, OH
- Average sunshine days in January:
15.9 days - Average sunshine days in February:
14.9 days - Average sunshine days in March:
15.8 days - Average sunshine days in April:
13 days - Average sunshine days in May:
10.4 days - Average sunshine days in June:
11.3 days
- Average sunshine days in July:
11.4 days - Average sunshine days in August:
13.2 days - Average sunshine days in September:
15.5 days - Average sunshine days in October:
17.4 days - Average sunshine days in November:
19 days - Average sunshine days in December:
16.7 days
The month with the most sunshine days is November (19 days).
The month with the least sunshine days is May (10.4 days).
Average UV index
Mount Jefferson, OH
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Mount Jefferson, OH
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility
Mount Jefferson, OH
The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (6mi).
The month with the lowest visibility is September (5mi).
Mount Jefferson, Ohio, USA
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