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
Stepping into October, Rochester observes a temperature decline, with the average high falling from September's pleasant 70.2°F (21.2°C) to a refreshing 58.6°F (14.8°C). Throughout October, the nighttime temperature in Rochester averages to a wintry 42.1°F (5.6°C).Humidity
In October, the average relative humidity in Rochester is 85%.Rainfall
In Rochester, in October, it is raining for 14.9 days, with typically 2.76" (70mm) of accumulated precipitation. In Rochester, during the entire year, the rain falls for 168 days and collects up to 23.94" (608mm) of precipitation.Snowfall
In Rochester, snow does not fall in April through October.Daylight
In Rochester, the average length of the day in October is 10h and 52min.On the first day of the month, sunrise is at 7:12 am and sunset at 6:51 pm. On the last day of October, sunrise is at 7:54 am and sunset at 5:57 pm PDT.
Sunshine
The average sunshine in October is 4.9h.UV index
In Rochester, the average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index, 3 in October, converts into the following recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Frequently asked questions
What are the temperatures in Rochester in October?
What is the average humidity in October in Rochester?
How many days does it rain in October in Rochester?
When it does not snow in Rochester?
Does it snow in Rochester in October?
How many hours of daylight does Rochester have in October?
When is the sunrise / sunset in October in Rochester?
How long on average sun shines in October in Rochester?
How high is the UV index in October in Rochester?
Average temperature in October
Rochester, WA
- Average high temperature in October: 58.6°F
The warmest month (with the highest average high temperature) is August (77.4°F).
The month with the lowest average high temperature is December (42.6°F).
- Average low temperature in October: 42.1°F
The month with the highest average low temperature is August (49.8°F).
The coldest month (with the lowest average low temperature) is December (33.1°F).
Average pressure in October
Rochester, WA
- Average pressure in October: 30.04"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are March, August and September (30.02"Hg).
Average wind speed in October
Rochester, WA
- Average wind speed in October: 3.9mph
The windiest months (with the highest average wind speed) are January, March and November (4.5mph).
The calmest month (with the lowest average wind speed) is September (3.6mph).
Average humidity in October
Rochester, WA
- Average humidity in October: 85%
The month with the highest relative humidity is November (90%).
The month with the lowest relative humidity is July (73%).
Average rainfall in October
Rochester, WA
- Average rainfall in October: 2.76"
The wettest month (with the highest rainfall) is January (3.86").
The driest month (with the least rainfall) is July (0.35").
Average rainfall days in October
Rochester, WA
- Average rainfall days in October: 14.9 days
The month with the highest number of rainy days is March (19.8 days).
The month with the least rainy days is August (5.6 days).
Average snowfall in October
Rochester, WA
- Average snowfall in October: 0"
The month with the highest snowfall is February (1.54").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in October
Rochester, WA
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is February (2.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in October /
Average sunshine in October
Rochester, WA
- Average daylight in October: 10h and 5min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in October: 4h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 3h and 30min).
Average sunshine days in October
Rochester, WA
- Average sunshine days in October: 14.3 days
The month with the most sunshine days is August (20.9 days).
The months with the least sunshine days are February and March (9.3 days).
Average UV index in October
Rochester, WA
- Average UV index in October: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in October
Rochester, WA
- Average cloud cover in October: 53
The month with the most cloud cover is January (Cloud cover 66).
The months with the least cloud cover are July and August (Cloud cover 38).
Average visibility in October
Rochester, WA
- Average visibility in October: 4mi
The month with the highest visibility is July (5mi).
The months with the lowest visibility are January, February, March, April, May, June, August, September, October, November and December (4mi).
Rochester, Washington, USA
Weather forecast for your location
2. Allow the app to use your location
