Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average snowfall in October
- Average snowfall days in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
Weather in October
Temperature
Littleton's weather in October involves a decrease in the average high-temperature, moving down from September's pleasant 73°F (22.8°C) to a refreshing 59.7°F (15.4°C). During October, Littleton experiences a consistent low-temperature average of 45.3°F (7.4°C).Humidity
The average relative humidity in October in Littleton is 78%.Rainfall
October is the month with the most rainfall. Rain falls for 13.3 days and accumulates 2.68" (68mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 0.4 snowfall days, it receives 0.35" (9mm) of snow. In Littleton, during the entire year, snow falls for 34.1 days and aggregates up to 23.58" (599mm) of snow.Daylight
The average length of the day in October is 11h and 2min.On the first day of the month, sunrise is at 6:43 am and sunset at 6:26 pm. On the last day of October, sunrise is at 7:19 am and sunset at 5:39 pm EDT.
Sunshine
The average sunshine in October is 5.8h.UV index
The average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum UV index of 3 during October leads to these instructions:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in October?
What is the average humidity in October?
What is the rainiest month?
How many days does it rain in October?
When does it start snowing?
What is the average length of the day in October in Littleton?
When is the sunrise / sunset in October?
How many hours of sunshine does Littleton have in October?
What is the UV index reading in October?
Average temperature in October
Littleton, MA
- Average high temperature in October: 59.7°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in October: 45.3°F
The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in October
Littleton, MA
- Average pressure in October: 30.01"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 October
Littleton, MA
- Average wind speed in October: 7mph
The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).
Average humidity in October
Littleton, MA
- Average humidity in October: 78%
The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is April (70%).
Average rainfall in October
Littleton, MA
- Average rainfall in October: 2.68"
The wettest month (with the highest rainfall) is October (2.68").
The driest month (with the least rainfall) is September (1.38").
Average rainfall days in October
Littleton, MA
- Average rainfall days in October: 13.3 days
The month with the highest number of rainy days is May (15.3 days).
The months with the least rainy days are January and February (6.5 days).
Average snowfall in October
Littleton, MA
- Average snowfall in October: 0.35"
The month with the highest snowfall is February (6.14").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Littleton, MA
- Average snowfall days in October: 0.4 days
The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Littleton, MA
- Average daylight in October: 11h and 0min
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 October: 5h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in October
Littleton, MA
- Average sunshine days in October: 15 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is April (13.7 days).
Average UV index in October
Littleton, MA
- Average UV index in October: 3
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 October
Littleton, MA
- Average cloud cover in October: 46
The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in October
Littleton, MA
- Average visibility in October: 6mi
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).
Littleton, Massachusetts, USA
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