October weather forecast
Horsham, PA

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Weather in October

October, the same as September, is another refreshing autumn month in Horsham, Pennsylvania, with an average temperature varying between 48.9°F (9.4°C) and 63.9°F (17.7°C).

Temperature

October is characterized by a reduction in the average high-temperature, from a moderately hot 76.1°F (24.5°C) in September to a comfortable 63.9°F (17.7°C). Throughout October, Horsham anticipates an average low-temperature of 48.9°F (9.4°C).

Humidity

The months with the highest humidity are February, October and December, with an average relative humidity of 78%.

Rainfall

In Horsham, in October, during 6.6 rainfall days, 0.47" (12mm) of precipitation is typically accumulated. In Horsham, Pennsylvania, during the entire year, the rain falls for 83.7 days and collects up to 6.22" (158mm) of precipitation.

Snowfall

In Horsham, snow does not fall in June through October.

Daylight

In Horsham, the average length of the day in October is 11h and 8min.
On the first day of the month, sunrise is at 6:57 am and sunset at 6:42 pm. On the last day of October, sunrise is at 7:29 am and sunset at 5:58 pm EDT.

Sunshine

In October, the average sunshine is 5.7h.

UV index

In October, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: An average UV index of 3 in October transforms into this advice:
Take measures. Individuals with light skin might experience burns in under 30 minutes. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are October temperatures?

In Horsham, 63.9°F (17.7°C) is the average high-temperature and 48.9°F (9.4°C) is the average low-temperature during October. In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is computed to be 89.6°F (32°C).

What are the most humid months?

The months with the highest humidity are February, October and December, with an average relative humidity of 78%.

What is the average humidity in October?

In October, the average relative humidity is 78%.

How much does it rain in October?

In October, the rain falls for 6.6 days. Throughout October, 0.47" (12mm) of precipitation is accumulated.

When it does not snow?

In Horsham, snow does not fall in June through October.

Does it snow in October?

In Horsham, in October, it doesn't snow. In November, it regularly snows.

What is the average length of the day in October?

In October, the average day length in Horsham is 11h and 8min.

What time are sunrise and sunset in October?

On the first day of October, sunrise is at 6:57 am and sunset at 6:42 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:58 pm EDT.

How long on average sun shines in October?

In October, the average sunshine duration is 5.7h.

What is the UV index reading in October?

In Horsham, Pennsylvania, the average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a medium health risk from unprotected exposure to UV radiation.
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 October
Horsham, PA

Average temperature in October - Horsham, PA
  • Average high temperature in October: 63.9°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (36.9°F).

  • Average low temperature in October: 48.9°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

Average pressure in October
Horsham, PA

Average pressure in October - Horsham, PA
  • Average pressure in October: 30.03"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in October
Horsham, PA

Average wind speed in October - Horsham, PA
  • Average wind speed in October: 6.8mph

The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in October
Horsham, PA

Average humidity in October - Horsham, PA
  • Average humidity in October: 78%

The months with the highest relative humidity are February, October and December (78%).
The months with the lowest relative humidity are April, July and August (72%).

Average rainfall in October
Horsham, PA

Average rainfall in October - Horsham, PA
  • Average rainfall in October: 0.47"

The wettest month (with the highest rainfall) is December (0.75").
The driest month (with the least rainfall) is September (0.2").

Average rainfall days in October
Horsham, PA

Average rainfall days in October - Horsham, PA
  • Average rainfall days in October: 6.6 days

The month with the highest number of rainy days is July (10.3 days).
The month with the least rainy days is January (4.3 days).

Average snowfall in October
Horsham, PA

Average snowfall in October - Horsham, PA
  • Average snowfall in October: 0"

The month with the highest snowfall is February (0.43").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in October
Horsham, PA

Average snowfall days in October - Horsham, PA
  • Average snowfall days in October: 0.1 days

The month with the highest number of snowfall days is February (3.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in October /
Average sunshine in October
Horsham, PA

Average daylight in October / Average sunshine in October - Horsham, PA
  • Average daylight in October: 11h and 1min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in October: 5h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in October
Horsham, PA

Average sunshine days in October - Horsham, PA
  • Average sunshine days in October: 22.1 days

The month with the most sunshine days is January (24.3 days).
The month with the least sunshine days is July (17.4 days).

Average UV index in October
Horsham, PA

Average UV index in October - Horsham, PA
  • Average UV index in October: 3

The months with the highest UV index are May, 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
Horsham, PA

Average cloud cover in October - Horsham, PA
  • Average cloud cover in October: 42

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 31).

Average visibility in October
Horsham, PA

Average visibility in October - Horsham, PA
  • Average visibility in October: 6mi

The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).

Horsham, Pennsylvania, USA

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