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
A shift in Jamestown's weather is observed as September turns into October, with the average high temperature reducing from a moderately hot 74.7°F (23.7°C) to a refreshing 62.8°F (17.1°C). An average low-temperature of 46.6°F (8.1°C) is observed during October nights.Humidity
October and November, with an average relative humidity of 75%, are the least humid months.Rainfall
In October, in Jamestown, the rain falls for 13.3 days. Throughout October, 2.28" (58mm) of precipitation is accumulated. In Jamestown, during the entire year, the rain falls for 169.3 days and collects up to 32.99" (838mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. October is the first month it typically snows in Jamestown. Throughout October, in the average 0.7 snowfall days, it receives 0.2" (5mm) of snow. In Jamestown, during the entire year, snow falls for 43.7 days and aggregates up to 14.45" (367mm) of snow.Daylight
In October, the average length of the day is 11h and 8min.On the first day of the month, sunrise is at 7:31 am and sunset at 7:16 pm. On the last day of October, in Jamestown, Ohio, sunrise is at 8:03 am and sunset at 6:33 pm EDT.
Sunshine
In Jamestown, the average sunshine in October is 6.4h.UV index
In October, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: The UV index of 3 in October translates into these instructions:
Make use of precautions - Shielding skin and eyes from injury is a requirement. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Jamestown in October?
What is the least humid month in Jamestown?
What is the average humidity in October in Jamestown?
How many days does it rain in October in Jamestown?
When does it start to snow in Jamestown?
How many hours of daylight does Jamestown have in October?
What time are sunrise and sunset in October in Jamestown?
How many hours of sunshine does Jamestown have in October?
What is the UV index reading in October in Jamestown?
Average temperature in October
Jamestown, OH
- Average high temperature in October: 62.8°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (33.4°F).
- Average low temperature in October: 46.6°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).
Average pressure in October
Jamestown, OH
- Average pressure in October: 30.03"Hg
The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in October
Jamestown, OH
- Average wind speed in October: 8.4mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in October
Jamestown, OH
- Average humidity in October: 75%
The month with the highest relative humidity is January (83%).
The months with the lowest relative humidity are October and November (75%).
Average rainfall in October
Jamestown, OH
- Average rainfall in October: 2.28"
The wettest month (with the highest rainfall) is May (3.9").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in October
Jamestown, OH
- Average rainfall days in October: 13.3 days
The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is February (9.4 days).
Average snowfall in October
Jamestown, OH
- Average snowfall in October: 0.2"
The month with the highest snowfall is February (3.78").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Jamestown, OH
- Average snowfall days in October: 0.7 days
The month with the highest number of snowfall days is January (12.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Jamestown, OH
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in October: 6h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in October
Jamestown, OH
- Average sunshine days in October: 16.5 days
The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is May (9.2 days).
Average UV index in October
Jamestown, OH
- 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, November and December (UV index 2).
Average cloud cover in October
Jamestown, OH
- Average cloud cover in October: 38
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in October
Jamestown, OH
- Average visibility in October: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Jamestown, Ohio, USA
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