Monthly weather forecast and climate
Rocky Hill, CT

Weather in January

January, the same as December, is a wintry winter month in Rocky Hill, Connecticut, with average temperature varying between 21.2°F (-6°C) and 33.4°F (0.8°C). January is the coldest month, with an average high-temperature of 33.4°F (0.8°C) and an average low-temperature of 21.2°F (-6°C). Weather in January »

Weather in February

The last month of the winter, February, is also a wintry month in Rocky Hill, Connecticut, with temperature in the range of an average high of 36.1°F (2.3°C) and an average low of 21.6°F (-5.8°C). In February, the average high-temperature is practically the same as in January - a still wintry 36.1°F (2.3°C). Weather in February »

Weather in March

The first month of the spring, March, is a frosty month in Rocky Hill, Connecticut, with average temperature fluctuating between 29.5°F (-1.4°C) and 44.2°F (6.8°C). In March, the average high-temperature marginally rises, from a cold 36.1°F (2.3°C) in February, to a frosty 44.2°F (6.8°C). Weather in March »

Weather in April

April in Rocky Hill, Connecticut, is a moderate spring month, with temperature in the range of an average high of 56.7°F (13.7°C) and an average low of 39.9°F (4.4°C). In Rocky Hill, the average high-temperature in April increases, from a chilly 44.2°F (6.8°C) in March, to a mild 56.7°F (13.7°C). Weather in April »

Weather in May

The last month of the spring, May, is a pleasant month in Rocky Hill, Connecticut, with average temperature ranging between min 49.5°F (9.7°C) and max 68.5°F (20.3°C). In Rocky Hill, the average high-temperature increases, from a mild 56.7°F (13.7°C) in April, to a pleasant 68.5°F (20.3°C). Weather in May »

Weather in June

June, the first month of the summer, in Rocky Hill, is a moderately hot month, with average temperature fluctuating between 57°F (13.9°C) and 76.5°F (24.7°C). In Rocky Hill, the average high-temperature marginally rises, from a pleasant 68.5°F (20.3°C) in May, to a warm 76.5°F (24.7°C). Weather in June »

Weather in July

July, like June, in Rocky Hill, Connecticut, is a moderately hot summer month, with average temperature fluctuating between 63.7°F (17.6°C) and 83.1°F (28.4°C). July is the warmest month, with an average high-temperature of 83.1°F (28.4°C) and an average low-temperature of 63.7°F (17.6°C). In July, the average heat index is appraised at a tropical 89.8°F (32.1°C). Weather in July »

Weather in August

August, the last month of the summer, in Rocky Hill, is another warm month, with average temperature ranging between max 81°F (27.2°C) and min 62.2°F (16.8°C). In Rocky Hill, the average high-temperature is essentially the same as in July - a still warm 81°F (27.2°C). Weather in August »

Weather in September

September, the first month of the autumn, in Rocky Hill, is still a warm month, with average temperature varying between 55.6°F (13.1°C) and 73.4°F (23°C). In Rocky Hill, Connecticut, the average high-temperature slightly decreases, from 81°F (27.2°C) in August, to a still warm 73.4°F (23°C). Weather in September »

Weather in October

October, the same as September, is another comfortable autumn month in Rocky Hill, Connecticut, with average temperature varying between 61.2°F (16.2°C) and 46.9°F (8.3°C). In Rocky Hill, the average high-temperature in October drops, from a warm 73.4°F (23°C) in September, to an enjoyable 61.2°F (16.2°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in Rocky Hill, Connecticut, with average temperature fluctuating between 36°F (2.2°C) and 48.9°F (9.4°C). In November, the average high-temperature drops, from a comfortable 61.2°F (16.2°C) in October, to a chilly 48.9°F (9.4°C). Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in Rocky Hill, Connecticut, with temperature in the range of an average low of 28.4°F (-2°C) and an average high of 39°F (3.9°C). In December, the average high-temperature drops, from a chilly 48.9°F (9.4°C) in November, to a wintry 39°F (3.9°C). Weather in December »
[Resources]

FAQ

What is the coldest month in Rocky Hill?

The coldest month is January, with an average high-temperature of 33.4°F (0.8°C) and an average low-temperature of 21.2°F (-6°C).

How many days does it rain in Rocky Hill?

Throughout the year, there are 164.5 rainfall days, and 32.09" (815mm) of precipitation is accumulated.

When does it snow in Rocky Hill?

January through May, November and December are months with snowfall in Rocky Hill.

How many days does it snow in Rocky Hill?

Throughout the year, there are 29.1 snowfall days, and 15.63" (397mm) of snow is accumulated.

What is the most humid month in Rocky Hill?

With an average relative humidity of 79%, February is the most humid month in Rocky Hill.

What is the snowiest month in Rocky Hill?

The month with the most snowfall in Rocky Hill is February when snow falls for 8.1 days and typically aggregates up to 4.45" (113mm) of snow.

What is the month with the least sunshine in Rocky Hill?

February has the least sunshine of the year in Rocky Hill, Connecticut, with an average of 4.6h of sunshine.

What is the least humid month in Rocky Hill?

With an average relative humidity of 70%, April is the least humid month.

When it does not snow in Rocky Hill?

In Rocky Hill snow does not fall in June through October.

When are the longest days in Rocky Hill?

With an average of 15.2h of daylight, June has the longest days of the year in Rocky Hill.

When is the highest UV index in Rocky Hill?

Months with the highest UV index in Rocky Hill are June and July, with an average maximum UV index of 6.

What is the warmest month in Rocky Hill?

With an average high-temperature of 83.1°F (28.4°C) and an average low-temperature of 63.7°F (17.6°C), July is the warmest month in Rocky Hill.

What are the months with the most sunshine in Rocky Hill?

Months with the most sunshine in Rocky Hill, Connecticut, are July and August, with an average of 10.4h of sunshine.

What is the driest month in Rocky Hill?

The month with the least rainfall is September when the rain falls for 12.8 days and typically collects 1.93" (49mm) of precipitation.

What is the rainiest month in Rocky Hill?

The month with the most rainfall in Rocky Hill is December when the rain falls for 11.3 days and typically aggregates up to 3.19" (81mm) of precipitation.

What is the month with the shortest days in Rocky Hill?

The month with the shortest days is December, with an average of 9.2h of daylight.

When is the lowest UV index in Rocky Hill?

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

Average temperature
Rocky Hill, CT

Average temperature - Rocky Hill, CT

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (33.4°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 (21.2°F).

[Resources]

Average pressure
Rocky Hill, CT

Average pressure - Rocky Hill, CT

The month with the highest atmospheric pressure is November (30.09").
The month with the lowest atmospheric pressure is June (29.93").

[Resources]

Average wind speed
Rocky Hill, CT

Average wind speed - Rocky Hill, CT

The windiest months (with the highest average wind speed) are January and March (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

[Resources]

Average rainfall
Rocky Hill, CT

Average rainfall - Rocky Hill, CT

The wettest month (with the highest rainfall) is December (3.19").
The driest month (with the least rainfall) is September (1.93").

[Resources]

Average rainfall days
Rocky Hill, CT

Average rainfall days - Rocky Hill, CT

The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is January (9.2 days).

[Resources]

Average snowfall
Rocky Hill, CT

Average snowfall - Rocky Hill, CT

The month with the highest snowfall is February (4.45").
Months with the least snowfall are June, July, August, September and October (0").

[Resources]

Average snowfall days
Rocky Hill, CT

Average snowfall days - Rocky Hill, CT

The month with the highest number of snowfall days is February (8.1 days).
Months with the least snowfall days are June, July, August and September (0 days).

[Resources]

Average daylight / Average sunshine
Rocky Hill, CT

Average daylight / Average sunshine - Rocky Hill, CT

The month with the longest days is June (Average daylight: 15.2h).
The month with the shortest days is December (Average daylight: 9.2h).

Months with the most sunshine are July and August (Average sunshine: 10.4h).
The month with the least sunshine is February (Average sunshine: 4.6h).

[Resources]

Average sunshine days
Rocky Hill, CT

Average sunshine days - Rocky Hill, CT

The month with the most sunshine days is January (17.6 days).
The month with the least sunshine days is June (10.7 days).

[Resources]

Average visibility
Rocky Hill, CT

Average visibility - Rocky Hill, CT

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

[Resources]