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
The onset of October introduces a moderate change in Londonderry's weather, with average high-temperatures falling from September's agreeable 72.1°F (22.3°C) to a moderate 59.2°F (15.1°C). October in Londonderry is noted for a mean low-temperature of 44.6°F (7°C).Humidity
The average relative humidity in October is 78%.Rainfall
October is the month with the most rainfall in Londonderry, New Hampshire. Rain falls for 9.4 days and accumulates 1.38" (35mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Londonderry, New Hampshire. October is the first month it typically snows. Throughout October, in the average 0.5 snowfall days, it receives 0.28" (7mm) of snow. Throughout the year, in Londonderry, there are 26.1 snowfall days, and 11.54" (293mm) of snow is accumulated.Daylight
The average length of the day in October in Londonderry 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, in Londonderry, sunrise is at 7:19 am and sunset at 5:38 pm EDT.
Sunshine
In Londonderry, the average sunshine in October is 5.9h.UV index
In October, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: A maximum daily UV index of 3 during October morphs into the following directions:
Guard yourself - Precautionary measures against sun damage are advocated. When the Sun is at its strongest around midday, find shade and limit exposure. Enhance your sun protection with tightly woven, yet airy clothing. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Londonderry in October?
What is the average humidity in October in Londonderry?
What is the rainiest month in Londonderry?
How many days does it rain in October in Londonderry?
When does it start to snow in Londonderry?
How many hours of daylight does Londonderry have in October?
When is the sunrise / sunset in October in Londonderry?
How many hours of sunshine does Londonderry have in October?
What is the UV index intensity in October in Londonderry?
Average temperature in October
Londonderry, NH
- Average high temperature in October: 59.2°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in October: 44.6°F
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure in October
Londonderry, NH
- 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
Londonderry, NH
- Average wind speed in October: 6.7mph
The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in October
Londonderry, NH
- Average humidity in October: 78%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (72%).
Average rainfall in October
Londonderry, NH
- Average rainfall in October: 1.38"
The wettest month (with the highest rainfall) is October (1.38").
The driest month (with the least rainfall) is January (0.75").
Average rainfall days in October
Londonderry, NH
- Average rainfall days in October: 9.4 days
The month with the highest number of rainy days is June (12.1 days).
The month with the least rainy days is January (4.1 days).
Average snowfall in October
Londonderry, NH
- Average snowfall in October: 0.28"
The month with the highest snowfall is December (2.99").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Londonderry, NH
- Average snowfall days in October: 0.5 days
The month with the highest number of snowfall days is January (7.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Londonderry, NH
- 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 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in October
Londonderry, NH
- Average sunshine days in October: 20 days
The months with the most sunshine days are January and December (21.3 days).
The month with the least sunshine days is June (16.7 days).
Average UV index in October
Londonderry, NH
- 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
Londonderry, NH
- Average cloud cover in October: 44
The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in October
Londonderry, NH
- Average visibility in October: 5mi
The months with the highest visibility are January, April, November and December (6mi).
The months with the lowest visibility are February, March, May, June, July, August, September and October (5mi).
Londonderry, New Hampshire, USA
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