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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 chilly winter month in Rocky Hill, Tennessee, with temperature in the range of an average high of 44.8°F (7.1°C) and an average low of 29.5°F (-1.4°C). With average temperatures fluctuating between a high of 44.8°F (7.1°C) and a low of 29.5°F (-1.4°C), January stands out as the coldest month. Weather in January »
Weather in February
The last month of the winter, February, is also a frosty month in Rocky Hill, Tennessee, with an average temperature ranging between max 49.6°F (9.8°C) and min 33.4°F (0.8°C). The average high-temperature during February registers at a still frosty 49.6°F (9.8°C), maintaining a close resemblance to the previous month. Weather in February »
Weather in March
The first month of the spring, March, is a mild month in Rocky Hill, Tennessee, with temperature in the range of an average high of 57.7°F (14.3°C) and an average low of 40.3°F (4.6°C). Rocky Hill in March observes a minor temperature shift, with average high-temperatures adjusting from a frosty 49.6°F (9.8°C) in February to a moderate 57.7°F (14.3°C). Weather in March »
Weather in April
April is an agreeable spring month in Rocky Hill, Tennessee, with temperature in the range of an average high of 68.5°F (20.3°C) and an average low of 47.8°F (8.8°C). The transition from March to April brings a temperature rise, with average high-temperatures increasing from a moderate 57.7°F (14.3°C) to an agreeable 68.5°F (20.3°C). Weather in April »
Weather in May
The last month of the spring, May, is a warm month in Rocky Hill, Tennessee, with an average temperature varying between 77.5°F (25.3°C) and 55.4°F (13°C). The onset of May brings a temperature shift, with the average high-temperature moving from a pleasant 68.5°F (20.3°C) in April to a warm 77.5°F (25.3°C). Weather in May »
Weather in June
June, the first month of the summer in Rocky Hill, is still a warm month, with an average temperature varying between 61.9°F (16.6°C) and 84.6°F (29.2°C). With the onset of June, Rocky Hill experiences a subtle temperature shift, with the average high-temperature moving from 77.5°F (25.3°C) in May to a still warm 84.6°F (29.2°C). Weather in June »
Weather in July
July is a tropical summer month in Rocky Hill, Tennessee, with an average temperature fluctuating between 65.5°F (18.6°C) and 87.6°F (30.9°C). The warmest time of the year is July, with temperatures averaging a high of 87.6°F (30.9°C) and a low of 65.5°F (18.6°C). July's average heat index is evaluated at a sweltering 100.4°F (38°C). Weather in July »
Weather in August
August, the last month of the summer in Rocky Hill, is another tropical month, with an average temperature ranging between max 86.7°F (30.4°C) and min 64.4°F (18°C). Entering August, Rocky Hill's average high-temperature reads a still hot 86.7°F (30.4°C), indicating a close resemblance to the previous month's climate. Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Rocky Hill, Tennessee, with an average temperature ranging between max 81.1°F (27.3°C) and min 59.9°F (15.5°C). With the beginning of September, the average high-temperature shows a small decrease, transitioning from a hot 86.7°F (30.4°C) in August to a moderately hot 81.1°F (27.3°C). Weather in September »
Weather in October
October, like September, is an agreeable autumn month in Rocky Hill, Tennessee, with an average temperature fluctuating between 48.4°F (9.1°C) and 69.1°F (20.6°C). In October, the average high-temperature decreases from a warm 81.1°F (27.3°C) in September to a pleasant 69.1°F (20.6°C). Weather in October »
Weather in November
November, the last month of the autumn in Rocky Hill, is another mild month, with temperature in the range of an average high of 57.2°F (14°C) and an average low of 39.2°F (4°C). With the onset of November, Rocky Hill's average high-temperature adjusts, receding from October's pleasant 69.1°F (20.6°C) to a refreshing 57.2°F (14°C). Weather in November »
Weather in December
December, the first month of the winter in Rocky Hill, is still a chilly month, with temperature in the range of an average low of 35.2°F (1.8°C) and an average high of 49.5°F (9.7°C). December brings a minor shift in the average high-temperature, adjusting from a mild 57.2°F (14°C) in November to a frosty 49.5°F (9.7°C). Weather in December »
Updated: Aug 22, 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 are the coldest months?
January, marked by an average high-temperature of 44.8°F (7.1°C) and a low-temperature of 29.5°F (-1.4°C), is the coldest month.
How many days does it rain?
Throughout the year, there are 148.2 rainfall days, and 18.23" (463mm) of precipitation is accumulated.
When does it snow?
Months with snowfall are January through March, October through December.
How much does it snow?
In Rocky Hill, during the entire year, snow falls for 18.9 days and aggregates up to 3.58" (91mm) of snow.
What is the month with the least sunshine?
With an average of 5.1h of sunshine, January has the least sunshine of the year.
When is the lowest UV index?
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2.
What is the snowiest month?
February is the month with the most snowfall. Snow falls for 5.1 days and accumulates 0.98" (25mm) of snow.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Rocky Hill, 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.
When it does not snow?
In Rocky Hill, snow does not fall in April through September.
What are the months 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?
With an average of 14h and 36min of daylight, June has the longest days of the year.
What month has the most sunshine?
The month with the most sunshine is June, with an average of 10.8h of sunshine.
What is the hottest time of year?
The highest temperatures are recorded in July, with averages reaching a high of 87.6°F (30.9°C) and a low of 65.5°F (18.6°C).
What is the rainiest month?
The month with the most rainfall is July, when the rain falls for 16.3 days and typically aggregates up to 2.2" (56mm) of precipitation.
What is the least humid month?
August is the least humid month, with an average relative humidity of 72%.
What is the driest month?
September is the month with the least rainfall. Rain falls for 10.6 days and accumulates 0.94" (24mm) of precipitation.
What is the most humid month?
The most humid month is December, with an average relative humidity of 79%.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 48min of daylight.
Average temperature
Rocky Hill, TN
The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (44.8°F).
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).
Average pressure
Rocky Hill, TN
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
30"Hg - Average pressure in May:
30.02"Hg - Average pressure in June:
29.98"Hg
- Average pressure in July:
30.01"Hg - Average pressure in August:
30.01"Hg - Average pressure in September:
30.04"Hg - Average pressure in October:
30.06"Hg - Average pressure in November:
30.16"Hg - Average pressure in December:
30.14"Hg
The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed
Rocky Hill, TN
- Average wind speed in January:
5.5mph - Average wind speed in February:
5.7mph - Average wind speed in March:
5.5mph - Average wind speed in April:
5.9mph - Average wind speed in May:
4.8mph - Average wind speed in June:
4.2mph
- Average wind speed in July:
3.9mph - Average wind speed in August:
3.6mph - Average wind speed in September:
3.8mph - Average wind speed in October:
4.5mph - Average wind speed in November:
4.8mph - Average wind speed in December:
5.2mph
The windiest month (with the highest average wind speed) is April (5.9mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).
Average humidity
Rocky Hill, TN
The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is August (72%).
Average rainfall
Rocky Hill, TN
- Average rainfall in January:
1.3" - Average rainfall in February:
2.01" - Average rainfall in March:
1.46" - Average rainfall in April:
1.65" - Average rainfall in May:
1.38" - Average rainfall in June:
1.85"
The wettest month (with the highest rainfall) is July (2.2").
The driest month (with the least rainfall) is September (0.94").
Average rainfall days
Rocky Hill, TN
- Average rainfall days in January:
11.1 days - Average rainfall days in February:
11.3 days - Average rainfall days in March:
13.6 days - Average rainfall days in April:
13.9 days - Average rainfall days in May:
13.9 days - Average rainfall days in June:
13.8 days
- Average rainfall days in July:
16.3 days - Average rainfall days in August:
14.4 days - Average rainfall days in September:
10.6 days - Average rainfall days in October:
9.5 days - Average rainfall days in November:
8.7 days - Average rainfall days in December:
11.1 days
The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is November (8.7 days).
Average snowfall
Rocky Hill, TN
The month with the highest snowfall is February (0.98").
The months with the least snowfall are April, May, June, July, August and September (0").
Average snowfall days
Rocky Hill, TN
- Average snowfall days in January:
5.4 days - Average snowfall days in February:
5.1 days - Average snowfall days in March:
2.9 days - Average snowfall days in April:
0.2 days - Average snowfall days in May:
0 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:
1.4 days - Average snowfall days in December:
3.6 days
The month with the highest number of snowfall days is January (5.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Rocky Hill, TN
- Average daylight in January:
10h and 1min - Average daylight in February:
10h and 5min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 1min - Average daylight in May:
14h and 1min - Average daylight in June:
14h and 4min
- Average daylight in July:
14h and 2min - Average daylight in August:
13h and 3min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 2min - Average daylight in November:
10h and 2min - Average daylight in December:
9h and 5min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in January:
5h and 1min - Average sunshine in February:
5h and 5min - Average sunshine in March:
6h and 4min - Average sunshine in April:
8h and 3min - Average sunshine in May:
10h and 1min - Average sunshine in June:
10h and 5min
- Average sunshine in July:
10h and 3min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 4min - Average sunshine in October:
7h and 1min - Average sunshine in November:
6h and 0min - Average sunshine in December:
5h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days
Rocky Hill, TN
- Average sunshine days in January:
16 days - Average sunshine days in February:
12.5 days - Average sunshine days in March:
12.8 days - Average sunshine days in April:
13.7 days - Average sunshine days in May:
12.7 days - Average sunshine days in June:
14.1 days
- Average sunshine days in July:
12.5 days - Average sunshine days in August:
13.8 days - Average sunshine days in September:
17.1 days - Average sunshine days in October:
19.1 days - Average sunshine days in November:
19.3 days - Average sunshine days in December:
17 days
The month with the most sunshine days is November (19.3 days).
The months with the least sunshine days are February and July (12.5 days).
Average UV index
Rocky Hill, TN
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover
Rocky Hill, TN
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 27).
Average visibility
Rocky Hill, TN
The months with the highest visibility are April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February and March (5mi).
Rocky Hill, Tennessee, USA
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