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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 an icy winter month in Rochester, Massachusetts, with an average temperature fluctuating between 36.7°F (2.6°C) and 27.3°F (-2.6°C). Rochester's January weather, with an average high temperature of 36.7°F (2.6°C) and an average low temperature of 27.3°F (-2.6°C), tends to be the coldest of the year. Weather in January »
Weather in February
The last month of the winter, February, is another cold month in Rochester, Massachusetts, with an average temperature ranging between min 28°F (-2.2°C) and max 38.3°F (3.5°C). The shift into February reveals an average high-temperature of a still icy 38.3°F (3.5°C), closely mirroring January's climate. Weather in February »
Weather in March
March, the first month of the spring in Rochester, is still a cold month, with temperature in the range of an average high of 42.4°F (5.8°C) and an average low of 33.6°F (0.9°C). The advent of March observes an average high-temperature of a still cold 42.4°F (5.8°C), nearly identical to February's 38.3°F (3.5°C). Weather in March »
Weather in April
April is a fresh spring month in Rochester, Massachusetts, with an average temperature varying between 41.9°F (5.5°C) and 51.3°F (10.7°C). The arrival of April introduces a minor uplift in high-temperatures, adjusting from an icy 42.4°F (5.8°C) in March to a cool 51.3°F (10.7°C). Weather in April »
Weather in May
The last month of the spring, May, is a refreshing month in Rochester, Massachusetts, with an average temperature fluctuating between 60.4°F (15.8°C) and 50.9°F (10.5°C). The onset of May marks an increase in the average high-temperature, moving from a cool 51.3°F (10.7°C) in April to a moderate 60.4°F (15.8°C). Weather in May »
Weather in June
The first month of the summer, June, is an agreeable month in Rochester, Massachusetts, with an average temperature ranging between min 58.1°F (14.5°C) and max 68.5°F (20.3°C). June brings a slight elevation in the average high-temperature, transitioning from May's moderate 60.4°F (15.8°C) to an agreeable 68.5°F (20.3°C). Weather in June »
Weather in July
July is a moderately hot summer month in Rochester, Massachusetts, with temperature in the range of an average low of 66.2°F (19°C) and an average high of 76.3°F (24.6°C). Rochester in July experiences a slight uptick in the average high-temperature, adjusting from June's agreeable 68.5°F (20.3°C) to a warm 76.3°F (24.6°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Rochester, Massachusetts, with temperature in the range of an average low of 66.7°F (19.3°C) and an average high of 76.6°F (24.8°C). Rochester's warmest month, August, registers temperatures that range from a high of 76.6°F (24.8°C) to a low of 66.7°F (19.3°C). Weather in August »
Weather in September
September, the first month of the autumn in Rochester, is also an agreeable month, with an average temperature ranging between min 60.4°F (15.8°C) and max 70°F (21.1°C). With the onset of September, Rochester experiences a modest temperature adjustment, with the average high-temperature gently receding from a moderately hot 76.6°F (24.8°C) in August to an agreeable 70°F (21.1°C). Weather in September »
Weather in October
October, like September, is another mild autumn month in Rochester, Massachusetts, with an average temperature fluctuating between 60.6°F (15.9°C) and 51.8°F (11°C). The arrival of October corresponds with a temperature reduction, down from September's agreeable 70°F (21.1°C) to a mild 60.6°F (15.9°C). Weather in October »
Weather in November
The last month of the autumn, November, is another cool month in Rochester, Massachusetts, with an average temperature varying between 50.9°F (10.5°C) and 41.7°F (5.4°C). The onset of November comes with a shift in the average high-temperature, falling from a moderate 60.6°F (15.9°C) in October to a cool 50.9°F (10.5°C). Weather in November »
Weather in December
December, the first month of the winter in Rochester, is also an icy month, with temperature in the range of an average high of 42.3°F (5.7°C) and an average low of 33.6°F (0.9°C). With the arrival of December, Rochester notices a mild change in the average high-temperature, sliding from November's fresh 50.9°F (10.5°C) to an icy 42.3°F (5.7°C). Weather in December »
[Resources]Frequently asked questions
What month is the coldest in Rochester?
Rochester's January weather reaches an average high of 36.7°F (2.6°C) and an average low of 27.3°F (-2.6°C), making it the coldest month.
How much does it rain in Rochester?
Throughout the year, in Rochester, there are 136.3 rainfall days, and 15.63" (397mm) of precipitation is accumulated.
When does it snow in Rochester?
Months with snowfall are January through May, October through December.
How many days does it snow in Rochester?
In Rochester, Massachusetts, during the entire year, snow falls for 21.6 days and aggregates up to 4.29" (109mm) of snow.
When is the lowest UV index in Rochester?
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Rochester, Massachusetts.
What is the driest month in Rochester?
The month with the least rainfall is February, when the rain falls for 7.7 days and typically collects 0.98" (25mm) of precipitation.
What is the snowiest month in Rochester?
The month with the most snowfall in Rochester, Massachusetts, is February, when snow falls for 5.8 days and typically aggregates up to 1.1" (28mm) of snow.
What is the month with the least sunshine in Rochester?
February has the least sunshine of the year in Rochester, with an average of 4.8h of sunshine.
What is the least humid month in Rochester?
March and November, with an average relative humidity of 74%, are the least humid months in Rochester.
When is Daylight Saving Time (DST) in Rochester?
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 most humid month in Rochester?
The months with the highest humidity are June and July, with an average relative humidity of 80%.
When it does not snow in Rochester?
In Rochester, Massachusetts, snow does not fall in June through September.
When are the longest days in Rochester?
June has the longest days of the year, with an average of 15h and 12min of daylight.
What is the month with the highest UV index in Rochester?
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 Rochester?
August is the month when Rochester experiences its warmest temperatures, averaging a high of 76.6°F (24.8°C) and a low of 66.7°F (19.3°C).
What month has the most sunshine in Rochester?
August has the most sunshine of the year, with an average of 10.7h of sunshine.
What is the rainiest month in Rochester?
The month with the most rainfall in Rochester, Massachusetts, is October, when the rain falls for 12 days and typically aggregates up to 1.89" (48mm) of precipitation.
What is the month with the shortest days in Rochester?
With an average of 9h and 12min of daylight, December has the shortest days of the year in Rochester, Massachusetts.
Average temperature
Rochester, MA
The warmest month (with the highest average high temperature) is August (76.6°F).
The month with the lowest average high temperature is January (36.7°F).
The month with the highest average low temperature is August (66.7°F).
The coldest month (with the lowest average low temperature) is January (27.3°F).
Average pressure
Rochester, MA
- Average pressure in January:
30"Hg - Average pressure in February:
29.99"Hg - Average pressure in March:
30.03"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:
30.05"Hg - Average pressure in October:
30.01"Hg - Average pressure in November:
30.06"Hg - Average pressure in December:
30.03"Hg
The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Rochester, MA
- Average wind speed in January:
12.9mph - Average wind speed in February:
12.6mph - Average wind speed in March:
12.6mph - Average wind speed in April:
11.2mph - Average wind speed in May:
9.8mph - Average wind speed in June:
9.1mph
- Average wind speed in July:
8.5mph - Average wind speed in August:
8.3mph - Average wind speed in September:
9.8mph - Average wind speed in October:
11.2mph - Average wind speed in November:
12mph - Average wind speed in December:
12.3mph
The windiest month (with the highest average wind speed) is January (12.9mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).
Average humidity
Rochester, MA
The months with the highest relative humidity are June and July (80%).
The months with the lowest relative humidity are March and November (74%).
Average rainfall
Rochester, MA
- Average rainfall in January:
1.18" - Average rainfall in February:
0.98" - Average rainfall in March:
1.18" - Average rainfall in April:
1.38" - Average rainfall in May:
1.3" - Average rainfall in June:
1.34"
The wettest month (with the highest rainfall) is October (1.89").
The driest month (with the least rainfall) is February (0.98").
Average rainfall days
Rochester, MA
- Average rainfall days in January:
8.5 days - Average rainfall days in February:
7.7 days - Average rainfall days in March:
10.3 days - Average rainfall days in April:
13.8 days - Average rainfall days in May:
14.1 days - Average rainfall days in June:
12.4 days
- Average rainfall days in July:
14.1 days - Average rainfall days in August:
12.6 days - Average rainfall days in September:
10.6 days - Average rainfall days in October:
12 days - Average rainfall days in November:
9.9 days - Average rainfall days in December:
10.3 days
The months with the highest number of rainy days are May and July (14.1 days).
The month with the least rainy days is February (7.7 days).
Average snowfall
Rochester, MA
- Average snowfall in January:
0.83" - Average snowfall in February:
1.1" - Average snowfall in March:
0.94" - Average snowfall in April:
0.12" - Average snowfall in May:
0.12" - Average snowfall in June:
0"
The month with the highest snowfall is February (1.1").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Rochester, MA
- Average snowfall days in January:
6.6 days - Average snowfall days in February:
5.8 days - Average snowfall days in March:
4 days - Average snowfall days in April:
0.8 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:
0.1 days - Average snowfall days in November:
1 days - Average snowfall days in December:
3.2 days
The month with the highest number of snowfall days is January (6.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Rochester, MA
- 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 4min - 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 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January:
5h and 1min - Average sunshine in February:
4h and 5min - Average sunshine in March:
5h and 5min - Average sunshine in April:
8h and 2min - Average sunshine in May:
8h and 4min - Average sunshine in June:
9h and 3min
- Average sunshine in July:
10h and 3min - Average sunshine in August:
10h and 4min - Average sunshine in September:
8h and 4min - Average sunshine in October:
6h and 3min - Average sunshine in November:
5h and 2min - Average sunshine in December:
4h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days
Rochester, MA
- Average sunshine days in January:
16.8 days - Average sunshine days in February:
15.4 days - Average sunshine days in March:
16.3 days - Average sunshine days in April:
14.3 days - Average sunshine days in May:
15.3 days - Average sunshine days in June:
15.8 days
- Average sunshine days in July:
14.8 days - Average sunshine days in August:
15.3 days - Average sunshine days in September:
16.6 days - Average sunshine days in October:
17.3 days - Average sunshine days in November:
17.3 days - Average sunshine days in December:
17.7 days
The month with the most sunshine days is December (17.7 days).
The month with the least sunshine days is April (14.3 days).
Average UV index
Rochester, MA
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
Rochester, MA
The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility
Rochester, MA
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Rochester, Massachusetts, USA
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