July weather forecast
Ayer, MA

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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).

Temperature

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).

Heat index

For most parts of July, the heat index is calculated to be a hot 87.8°F (31°C). Persisting in activity during exposure could lead to weariness and subsequently to heat cramps.
Understanding the heat index involves considering values for shaded locales with light wind. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'felt air temperature' or 'real feel', shows a temperature sensation when both heat and moisture conditions are combined. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. Direct sun rays have a notable impact on perceived temperature, which can raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.

Humidity

In July, the average relative humidity in Ayer is 74%.

Rainfall

In Ayer, in July, it is raining for 14.5 days, with typically 1.97" (50mm) of accumulated precipitation. Throughout the year, there are 142.2 rainfall days, and 26.97" (685mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in July is 14h and 56min.
On the first day of the month, sunrise is at 5:13 am and sunset at 8:27 pm. On the last day of July, sunrise is at 5:38 am and sunset at 8:07 pm EDT.

Sunshine

The average sunshine in July is 10.2h.

UV index

The months with the highest UV index in Ayer are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: An average maximum UV index of 6 in July leads to these recommendations:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Updated: Aug 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

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 is the usual temperature for Ayer in July?

The high-temperature, in July, in Ayer, records 82°F (27.8°C), while the low-temperature is 62.2°F (16.8°C). In July, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, is calculated to be 87.8°F (31°C).

What is the average humidity in July?

In July, the average relative humidity is 74%.

How much does it rain in July?

In Ayer, during July, the rain falls for 14.5 days and regularly aggregates up to 1.97" (50mm) of precipitation.

When it does not snow in Ayer?

In Ayer, snow does not fall in June through September.

How many hours of daylight does Ayer have in July?

In Ayer, the average day length in July is 14h and 56min.

What time are sunrise and sunset in July?

On the first day of July, sunrise is at 5:13 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 5:38 am and sunset at 8:07 pm EDT.

How many hours of sunshine does Ayer have in July?

In Ayer, the average sunshine duration in July is 10.2h.

What is the month with the highest UV index in Ayer?

June through August, with an average maximum UV index of 6, are months with the highest UV index.

How high is the UV index in July?

The average daily maximum UV index in July in Ayer is 6. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Ayer, MA

Average temperature in July - Ayer, MA
  • Average high temperature in July: 82°F

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).

  • Average low temperature in July: 62.2°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 in July
Ayer, MA

Average pressure in July - Ayer, MA
  • Average pressure in July: 29.94"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 in July
Ayer, MA

Average wind speed in July - Ayer, MA
  • Average wind speed in July: 5.5mph

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 in July
Ayer, MA

Average humidity in July - Ayer, MA
  • Average humidity in July: 74%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (71%).

Average rainfall in July
Ayer, MA

Average rainfall in July - Ayer, MA
  • Average rainfall in July: 1.97"

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 in July
Ayer, MA

Average rainfall days in July - Ayer, MA
  • Average rainfall days in July: 14.5 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 in July
Ayer, MA

Average snowfall in July - Ayer, MA
  • Average snowfall in July: 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 in July
Ayer, MA

Average snowfall days in July - Ayer, MA
  • Average snowfall days in July: 0 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 in July /
Average sunshine in July
Ayer, MA

Average daylight in July / Average sunshine in July - Ayer, MA
  • Average daylight in July: 14h and 5min

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 July: 10h and 1min

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 in July
Ayer, MA

Average sunshine days in July - Ayer, MA
  • Average sunshine days in July: 14.6 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 in July
Ayer, MA

Average UV index in July - Ayer, MA
  • Average UV index in July: 6

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 in July
Ayer, MA

Average cloud cover in July - Ayer, MA
  • Average cloud cover in July: 36

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 in July
Ayer, MA

Average visibility in July - Ayer, MA
  • Average visibility in July: 5mi

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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