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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, the same as December, is a wintry winter month in Watertown, Connecticut, with an average temperature ranging between max 33.3°F and min 21.4°F. Watertown, Connecticut, records the coldest temperatures in January, averaging a high of 33.3°F and a low of 21.4°F. Weather in January »
Weather in February
The last month of the winter, February, is another cold month in Watertown, Connecticut, with an average temperature ranging between max 36°F and min 21.9°F. Watertown, Connecticut, experiences an average high-temperature of a still cold 36°F in February, marking an insignificant shift from 33.3°F in January. Weather in February »
Weather in March
The first month of the spring, March, is a chilly month in Watertown, Connecticut, with an average temperature fluctuating between 29.1°F and 44.1°F. The shift into March brings a slight increase in the average high-temperature, moving from an icy 36°F in February to a chilly 44.1°F. Weather in March »
Weather in April
April is a mild spring month in Watertown, Connecticut, with an average temperature varying between 39.7°F and 56.7°F. April's arrival is marked by an increase in the average high-temperature, moving from a frosty 44.1°F in March to a refreshing 56.7°F. Weather in April »
Weather in May
May, the last month of the spring in Watertown, is an agreeable month, with an average temperature fluctuating between 48.9°F and 68.2°F. The shift into May is characterized by a rise in the average high-temperature, transitioning from April's moderate 56.7°F to a pleasant 68.2°F. Weather in May »
Weather in June
June, the first month of the summer in Watertown, is a moderately hot month, with an average temperature varying between 76.1°F and 56.7°F. Watertown in June experiences a slight uptick in the average high-temperature, adjusting from May's pleasant 68.2°F to a moderately hot 76.1°F. Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Watertown, Connecticut, with an average temperature fluctuating between 63.1°F and 82.4°F. With an average high-temperature of 82.4°F and an average low-temperature of 63.1°F, July is the warmest month. The heat index in July is estimated at a hot 89.6°F. Weather in July »
Weather in August
August, the last month of the summer in Watertown, is another warm month, with an average temperature fluctuating between 80.6°F and 61.7°F. August registers an average high-temperature of a still moderately hot 80.6°F, slightly varied from July's 82.4°F. Weather in August »
Weather in September
The first month of the autumn, September, is also an agreeable month in Watertown, Connecticut, with temperature in the range of an average low of 55.6°F and an average high of 73.2°F. The onset of September results in a small decrease in the average high-temperature, moderately receding from a warm 80.6°F in August to an agreeable 73.2°F. Weather in September »
Weather in October
October, the same as September, is another enjoyable autumn month in Watertown, Connecticut, with an average temperature varying between 46.6°F and 61°F. Start of October brings a shift in the average high-temperature, falling from September's agreeable 73.2°F to a refreshing 61°F. Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Watertown, Connecticut, with an average temperature varying between 48.6°F and 35.6°F. The onset of November comes with a shift in the average high-temperature, falling from a comfortable 61°F in October to a chilly 48.6°F. Weather in November »
Weather in December
December, the first month of the winter in Watertown, is also a wintry month, with an average temperature varying between 28°F and 38.7°F. Watertown's progression into December includes a drop in the average high-temperature, from a chilly 48.6°F in November to a wintry 38.7°F. Weather in December »
[Resources]FAQ
What is the coldest month in Watertown?
With average temperatures fluctuating between a high of 33.3°F and a low of 21.4°F, January stands out as the coldest month.
How many days does it rain in Watertown?
Throughout the year, in Watertown, there are 158.5 rainfall days, and 34.57" of precipitation is accumulated.
When does it snow in Watertown?
January through May, October through December are months with snowfall in Watertown, Connecticut.
How much does it snow in Watertown?
Throughout the year, in Watertown, Connecticut, there are 34.9 snowfall days, and 20.35" of snow is accumulated.
When is the lowest UV index in Watertown?
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Watertown.
What is the most humid month in Watertown?
With an average relative humidity of 80%, February is the most humid month.
When does it snow the most in Watertown?
February is the month with the most snowfall. Snow falls for 9.2 days and accumulates 5.39" of snow.
What is the month with the least sunshine in Watertown?
The month with the least sunshine in Watertown is February, with an average of 4.5h of sunshine.
When is Daylight Saving Time (DST) in Watertown?
On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 5. 2023, at 2:00 am, and the time zone reverts from EDT to EST.
What is the least humid month in Watertown?
April is the least humid month, with an average relative humidity of 72%.
When it does not snow in Watertown?
In Watertown, Connecticut, snow does not fall in June through September.
When are the longest days in Watertown?
With an average of 15h and 6min of daylight, June has the longest days of the year in Watertown.
What are the months with the highest UV index in Watertown?
June through August, with an average maximum UV index of 6, are months with the highest UV index.
What is the hottest time of year in Watertown?
July, with an average high of 82.4°F and a low of 63.1°F, signifies the warmest month of the year in Watertown.
What are the months with the most sunshine in Watertown?
July and August, with an average of 10.1h of sunshine, are months with the most sunshine.
What is the driest month in Watertown?
September is the month with the least rainfall in Watertown, Connecticut. Rain falls for 13 days and accumulates 2.13" of precipitation.
What is the rainiest month in Watertown?
The month with the most rainfall in Watertown, Connecticut, is December, when the rain falls for 10.5 days and typically aggregates up to 3.78" of precipitation.
What is the month with the shortest days in Watertown?
With an average of 9h and 12min of daylight, December has the shortest days of the year.
Average temperature
Watertown, CT
The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (33.3°F).
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (21.4°F).
Average pressure
Watertown, CT
- Average pressure in January:
30.04"Hg - Average pressure in February:
30.02"Hg - Average pressure in March:
30.05"Hg - Average pressure in April:
29.98"Hg - Average pressure in May:
30.01"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.95"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.06"Hg - Average pressure in October:
30.01"Hg - Average pressure in November:
30.09"Hg - Average pressure in December:
30.06"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Watertown, CT
- Average wind speed in January:
8.3mph - Average wind speed in February:
8.1mph - Average wind speed in March:
8.2mph - Average wind speed in April:
7.8mph - Average wind speed in May:
6.4mph - Average wind speed in June:
5.8mph
- Average wind speed in July:
5.2mph - Average wind speed in August:
5.2mph - Average wind speed in September:
5.8mph - Average wind speed in October:
7mph - Average wind speed in November:
7.5mph - Average wind speed in December:
7.9mph
The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).
Average humidity
Watertown, CT
The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is April (72%).
Average rainfall
Watertown, CT
- Average rainfall in January:
2.36" - Average rainfall in February:
2.44" - Average rainfall in March:
2.72" - Average rainfall in April:
2.99" - Average rainfall in May:
2.64" - Average rainfall in June:
3.03"
- Average rainfall in July:
3.19" - Average rainfall in August:
2.91" - Average rainfall in September:
2.13" - Average rainfall in October:
3.43" - Average rainfall in November:
2.95" - Average rainfall in December:
3.78"
The wettest month (with the highest rainfall) is December (3.78").
The driest month (with the least rainfall) is September (2.13").
Average rainfall days
Watertown, CT
- Average rainfall days in January:
7.3 days - Average rainfall days in February:
8 days - Average rainfall days in March:
11.4 days - Average rainfall days in April:
15 days - Average rainfall days in May:
16.8 days - Average rainfall days in June:
16.9 days
- Average rainfall days in July:
17.8 days - Average rainfall days in August:
16.8 days - Average rainfall days in September:
13 days - Average rainfall days in October:
14.4 days - Average rainfall days in November:
10.6 days - Average rainfall days in December:
10.5 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (7.3 days).
Average snowfall
Watertown, CT
- Average snowfall in January:
4.13" - Average snowfall in February:
5.39" - Average snowfall in March:
4.45" - Average snowfall in April:
1.46" - Average snowfall in May:
0.16" - Average snowfall in June:
0"
The month with the highest snowfall is February (5.39").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Watertown, CT
- Average snowfall days in January:
7.7 days - Average snowfall days in February:
9.2 days - Average snowfall days in March:
8 days - Average snowfall days in April:
1.6 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:
0.5 days - Average snowfall days in November:
1.6 days - Average snowfall days in December:
6.2 days
The month with the highest number of snowfall days is February (9.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Watertown, CT
- 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 3min - Average daylight in June:
15h and 1min
- Average daylight in July:
14h and 5min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 1min - Average daylight in November:
9h and 5min - Average daylight in December:
9h and 1min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January:
4h and 5min - Average sunshine in February:
4h and 3min - Average sunshine in March:
6h and 0min - Average sunshine in April:
8h and 1min - Average sunshine in May:
8h and 1min - Average sunshine in June:
9h and 1min
- Average sunshine in July:
10h and 1min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 2min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 3min - Average sunshine in December:
4h and 4min
The months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days
Watertown, CT
- Average sunshine days in January:
18.1 days - Average sunshine days in February:
13.2 days - Average sunshine days in March:
13.3 days - Average sunshine days in April:
12.9 days - Average sunshine days in May:
12.5 days - Average sunshine days in June:
11.1 days
- Average sunshine days in July:
11.2 days - Average sunshine days in August:
11.6 days - Average sunshine days in September:
14.7 days - Average sunshine days in October:
14.7 days - Average sunshine days in November:
17.2 days - Average sunshine days in December:
15.5 days
The month with the most sunshine days is January (18.1 days).
The month with the least sunshine days is June (11.1 days).
Average UV index
Watertown, CT
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover
Watertown, CT
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility
Watertown, CT
The months with the highest visibility are January, March, April, October, November and December (6mi).
The months with the lowest visibility are February, May, June, July, August and September (5mi).
Watertown, Connecticut, USA
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