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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 a freezing cold winter month in Ayer, Massachusetts, with an average temperature ranging between max 31.3°F (-0.4°C) and min 19.4°F (-7°C). Ayer records the coldest temperatures in January, averaging a high of 31.3°F (-0.4°C) and a low of 19.4°F (-7°C). Weather in January »
Weather in February
February, the last month of the winter in Ayer, is an icy month, with temperature in the range of an average low of 19.9°F (-6.7°C) and an average high of 34.7°F (1.5°C). The shift into February reveals an average high-temperature of a cold 34.7°F (1.5°C), closely mirroring January's climate. Weather in February »
Weather in March
The first month of the spring, March, is also an icy month in Ayer, Massachusetts, with temperature in the range of an average low of 27.5°F (-2.5°C) and an average high of 42.3°F (5.7°C). Ayer's transition into March sees a mild rise in the average high-temperature, edging from a cold 34.7°F (1.5°C) in February to a still wintry 42.3°F (5.7°C). Weather in March »
Weather in April
April is a refreshing spring month in Ayer, Massachusetts, with an average temperature ranging between min 38.1°F (3.4°C) and max 55.6°F (13.1°C). Ayer sees an increase in the average high-temperature with the arrival of April, moving from March's wintry 42.3°F (5.7°C) to a moderate 55.6°F (13.1°C). Weather in April »
Weather in May
The last month of the spring, May, is an enjoyable month in Ayer, Massachusetts, with an average temperature fluctuating between 67.6°F (19.8°C) and 47.8°F (8.8°C). Ayer's weather in May presents a rise in the average high-temperature, moving from a mild 55.6°F (13.1°C) in April to a comfortable 67.6°F (19.8°C). Weather in May »
Weather in June
June, the first month of the summer in Ayer, is a warm month, with an average temperature ranging between min 55.6°F (13.1°C) and max 75.4°F (24.1°C). The shift into June is accompanied by a modest temperature increase, with the average high-temperature edging up from a comfortable 67.6°F (19.8°C) in May to a warm 75.4°F (24.1°C). Weather in June »
Weather in July
July, like June, in Ayer, Massachusetts, is a moderately hot summer month, with an average temperature varying between 82°F (27.8°C) and 62.2°F (16.8°C). The temperatures reach their highest averages in July, with highs of 82°F (27.8°C) and lows of 62.2°F (16.8°C). For most parts of July, the heat index is calculated to be a hot 87.8°F (31°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Ayer, Massachusetts, with an average temperature ranging between min 60.4°F (15.8°C) and max 80.2°F (26.8°C). With August's arrival, Ayer notes an average high-temperature of a still moderately hot 80.2°F (26.8°C), closely following the trend of the preceding month. Weather in August »
Weather in September
September, the first month of the autumn in Ayer, is still a pleasant month, with an average temperature ranging between min 54°F (12.2°C) and max 72.7°F (22.6°C). September sees a slight reduction in average high-temperature, with a shift from a moderately hot 80.2°F (26.8°C) in August to an agreeable 72.7°F (22.6°C). Weather in September »
Weather in October
October, the same as September, in Ayer, Massachusetts, is a moderate autumn month, with temperature in the range of an average high of 59.9°F (15.5°C) and an average low of 44.6°F (7°C). The average high-temperature decreases in October, shifting from a pleasant 72.7°F (22.6°C) in September to a moderate 59.9°F (15.5°C). Weather in October »
Weather in November
November, the last month of the autumn in Ayer, is another chilly month, with an average temperature varying between 47.3°F (8.5°C) and 34.3°F (1.3°C). November ushers in a slight temperature change, with average high-temperatures reducing from October's mild 59.9°F (15.5°C) to a chilly 47.3°F (8.5°C). Weather in November »
Weather in December
December, the first month of the winter in Ayer, is also a wintry month, with an average temperature varying between 37.4°F (3°C) and 26.2°F (-3.2°C). Stepping into December, Ayer observes a temperature decline, with the average high falling from November's frosty 47.3°F (8.5°C) to an icy 37.4°F (3°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 are the coldest months?
Ayer reaches its average lowest temperatures in January, measuring 31.3°F (-0.4°C) at the peak and 19.4°F (-7°C) at the lowest.
How much does it rain?
Throughout the year, in Ayer, there are 142.2 rainfall days, and 26.97" (685mm) of precipitation is accumulated.
When does it snow?
Months with snowfall are January through May, October through December.
How much does it snow?
In Ayer, during the entire year, snow falls for 32.6 days and aggregates up to 22.99" (584mm) of snow.
What is the month with the lowest UV index?
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2.
What is the most humid month?
With an average relative humidity of 81%, February is the most humid month.
When does it snow the most?
February is the month with the most snowfall. Snow falls for 7.8 days and accumulates 6.3" (160mm) of snow.
What is the month with the least sunshine?
The month with the least sunshine is February, with an average of 4.6h of sunshine.
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 least humid month?
The least humid month is April, with an average relative humidity of 71%.
When it does not snow?
In Ayer, snow does not fall in June through September.
When are the longest days?
With an average of 15h and 18min of daylight, June has the longest days of the year.
What is the month with 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, with its average high-temperature of 82°F (27.8°C) and an average low-temperature of 62.2°F (16.8°C), holds the record as the warmest month.
What month has the most sunshine?
August has the most sunshine of the year in Ayer, with an average of 10.3h of sunshine.
What is the driest month in Ayer?
September is the month with the least rainfall. Rain falls for 9.9 days and accumulates 1.3" (33mm) of precipitation.
What is the wettest month in Ayer?
The month with the most rainfall is December, when the rain falls for 9.7 days and typically aggregates up to 2.8" (71mm) of precipitation.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 6min of daylight.
Average temperature
Ayer, MA
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (31.3°F).
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (19.4°F).
Average pressure
Ayer, MA
- Average pressure in January:
30.01"Hg - Average pressure in February:
29.99"Hg - Average pressure in March:
30.03"Hg - Average pressure in April:
29.97"Hg - Average pressure in May:
30"Hg - Average pressure in June:
29.92"Hg
- Average pressure in July:
29.94"Hg - Average pressure in August:
29.97"Hg - Average pressure in September:
30.05"Hg - Average pressure in October:
30.01"Hg - Average pressure in November:
30.07"Hg - Average pressure in December:
30.04"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed
Ayer, MA
- Average wind speed in January:
8.4mph - Average wind speed in February:
8.2mph - Average wind speed in March:
8.1mph - Average wind speed in April:
7.8mph - Average wind speed in May:
6.5mph - Average wind speed in June:
6mph
- Average wind speed in July:
5.5mph - Average wind speed in August:
5.4mph - Average wind speed in September:
5.7mph - Average wind speed in October:
6.9mph - Average wind speed in November:
7.3mph - Average wind speed in December:
8mph
The windiest month (with the highest average wind speed) is January (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity
Ayer, MA
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (71%).
Average rainfall
Ayer, MA
- Average rainfall in January:
2.13" - Average rainfall in February:
2.09" - Average rainfall in March:
2.48" - Average rainfall in April:
2.64" - Average rainfall in May:
2.09" - Average rainfall in June:
2.32"
The wettest month (with the highest rainfall) is December (2.8").
The driest month (with the least rainfall) is September (1.3").
Average rainfall days
Ayer, MA
- Average rainfall days in January:
7.8 days - Average rainfall days in February:
7.7 days - Average rainfall days in March:
11.4 days - Average rainfall days in April:
14.5 days - Average rainfall days in May:
15.5 days - Average rainfall days in June:
14.6 days
- Average rainfall days in July:
14.5 days - Average rainfall days in August:
13.2 days - Average rainfall days in September:
9.9 days - Average rainfall days in October:
13.5 days - Average rainfall days in November:
9.9 days - Average rainfall days in December:
9.7 days
The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is February (7.7 days).
Average snowfall
Ayer, MA
- Average snowfall in January:
4.25" - Average snowfall in February:
6.3" - Average snowfall in March:
4.76" - Average snowfall in April:
1.69" - Average snowfall in May:
0.12" - Average snowfall in June:
0"
The month with the highest snowfall is February (6.3").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Ayer, MA
- Average snowfall days in January:
8.1 days - Average snowfall days in February:
7.8 days - Average snowfall days in March:
7.6 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:
0.3 days - Average snowfall days in November:
1.8 days - Average snowfall days in December:
5.3 days
The month with the highest number of snowfall days is January (8.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Ayer, MA
- Average daylight in January:
9h and 3min - 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 2min
- 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 0min - 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 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in January:
5h and 1min - Average sunshine in February:
4h and 4min - Average sunshine in March:
5h and 5min - Average sunshine in April:
8h and 1min - Average sunshine in May:
8h and 2min - Average sunshine in June:
9h and 0min
- Average sunshine in July:
10h and 1min - Average sunshine in August:
10h and 2min - Average sunshine in September:
8h and 2min - Average sunshine in October:
5h and 5min - Average sunshine in November:
5h and 3min - Average sunshine in December:
4h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days
Ayer, MA
- Average sunshine days in January:
17.9 days - Average sunshine days in February:
14.5 days - Average sunshine days in March:
14.9 days - Average sunshine days in April:
13.6 days - Average sunshine days in May:
13.5 days - Average sunshine days in June:
14 days
- Average sunshine days in July:
14.6 days - Average sunshine days in August:
16.4 days - Average sunshine days in September:
17.7 days - Average sunshine days in October:
15.3 days - Average sunshine days in November:
18.4 days - Average sunshine days in December:
17.7 days
The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is May (13.5 days).
Average UV index
Ayer, 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
Ayer, MA
The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility
Ayer, MA
The months with the highest visibility are April, October, November and December (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August and September (5mi).
Ayer, Massachusetts, USA
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