October weather forecast
Hatfield, PA

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Weather in October

October, like September, in Hatfield, Pennsylvania, is another comfortable autumn month, with an average temperature ranging between max 63.5°F (17.5°C) and min 48.2°F (9°C).

Temperature

A moderate decline in the average high-temperature is seen during October, decreasing from a warm 75.9°F (24.4°C) in September to a comfortable 63.5°F (17.5°C). Hatfield's average low-temperature in October is measured at a chilly 48.2°F (9°C).

Humidity

February, October and December, with an average relative humidity of 79%, are the most humid months in Hatfield.

Rainfall

In Hatfield, in October, during 8.8 rainfall days, 0.79" (20mm) of precipitation is typically accumulated. In Hatfield, during the entire year, the rain falls for 116.6 days and collects up to 10.63" (270mm) of precipitation.

Snowfall

June through October are months without snowfall.

Daylight

In October, the average length of the day is 11h and 7min.
On the first day of October, sunrise is at 6:58 am and sunset at 6:42 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 5:59 pm EDT.

Sunshine

In October, the average sunshine in Hatfield is 5.6h.

UV index

In Hatfield, the average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: A daily maximum UV index of 3 in October translates into the following instructions:
Guard yourself - An obligation to protect skin and eyes from harm exists. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.

Frequently asked questions

What are the temperatures in October?

An average high-temperature, in October, in Hatfield, is 63.5°F (17.5°C) and the average low-temperature is 48.2°F (9°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in August is estimated at 87.8°F (31°C).

What are the most humid months?

The months with the highest humidity are February, October and December, with an average relative humidity of 79%.

What is the average humidity in October in Hatfield?

The average relative humidity in October is 79%.

How many days does it rain in October?

In Hatfield, during October, the rain falls for 8.8 days and regularly aggregates up to 0.79" (20mm) of precipitation.

When it does not snow?

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

Does it snow in October?

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

What is the average length of the day in October?

In Hatfield, Pennsylvania, the average day length in October is 11h and 7min.

When is the sunrise / sunset in October?

On the first day of October, sunrise is at 6:58 am and sunset at 6:42 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 5:59 pm EDT.

How long on average sun shines in October?

The average sunshine duration in October is 5.6h.

How high is the UV index in October in Hatfield?

The average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's 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
Hatfield, PA

Average temperature in October - Hatfield, PA
  • Average high temperature in October: 63.5°F

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (35.6°F).

  • Average low temperature in October: 48.2°F

The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).

Average pressure in October
Hatfield, PA

Average pressure in October - Hatfield, 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
Hatfield, PA

Average wind speed in October - Hatfield, PA
  • Average wind speed in October: 6.6mph

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in October
Hatfield, PA

Average humidity in October - Hatfield, PA
  • Average humidity in October: 79%

The months with the highest relative humidity are February, October and December (79%).
The months with the lowest relative humidity are April, July and August (73%).

Average rainfall in October
Hatfield, PA

Average rainfall in October - Hatfield, PA
  • Average rainfall in October: 0.79"

The wettest month (with the highest rainfall) is July (1.3").
The driest month (with the least rainfall) is September (0.59").

Average rainfall days in October
Hatfield, PA

Average rainfall days in October - Hatfield, PA
  • Average rainfall days in October: 8.8 days

The month with the highest number of rainy days is July (13.8 days).
The months with the least rainy days are January and February (6.3 days).

Average snowfall in October
Hatfield, PA

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

The month with the highest snowfall is March (1.02").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in October
Hatfield, PA

Average snowfall days in October - Hatfield, PA
  • Average snowfall days in October: 0 days

The month with the highest number of snowfall days is January (4.6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

Average daylight in October / Average sunshine in October - Hatfield, 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 42min).

Average sunshine days in October
Hatfield, PA

Average sunshine days in October - Hatfield, PA
  • Average sunshine days in October: 20.5 days

The month with the most sunshine days is November (22.3 days).
The month with the least sunshine days is July (13.9 days).

Average UV index in October
Hatfield, PA

Average UV index in October - Hatfield, 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
Hatfield, PA

Average cloud cover in October - Hatfield, 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
Hatfield, PA

Average visibility in October - Hatfield, 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).

Hatfield, Pennsylvania, USA

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