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
October's arrival is marked by a significant decrease in the average high-temperature, moving from a comfortable 67.6°F (19.8°C) in September to a fresh 52.7°F (11.5°C). During October, the average low-temperature is a wintry 39.7°F (4.3°C).Humidity
In Foster City, the average relative humidity in October is 79%.Rainfall
In Foster City, in October, during 12.8 rainfall days, 2.36" (60mm) of precipitation is typically accumulated. In Foster City, during the entire year, the rain falls for 137.4 days and collects up to 22.83" (580mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 2.2 snowfall days, it receives 0.43" (11mm) of snow. In Foster City, during the entire year, snow falls for 92.1 days and aggregates up to 41.26" (1048mm) of snow.Daylight
The average length of the day in October is 10h and 55min.On the first day of the month, sunrise is at 6:50 am and sunset at 6:30 pm. On the last day of October, in Foster City, Michigan, sunrise is at 7:31 am and sunset at 5:38 pm CDT.
Sunshine
In Foster City, the average sunshine in October is 5h.UV index
In October, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index of 2 during October translates into these guidelines:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in October?
What is the average humidity in October?
How much does it rain in October?
When does it start snowing in Foster City?
How many hours of daylight does Foster City have in October?
When is the sunrise / sunset in October in Foster City?
How long on average sun shines in October?
What is the UV index intensity in October?
Average temperature in October
Foster City, MI
- Average high temperature in October: 52.7°F
The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (21°F).
- Average low temperature in October: 39.7°F
The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (10.2°F).
Average pressure in October
Foster City, MI
- Average pressure in October: 29.96"Hg
The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in October
Foster City, MI
- Average wind speed in October: 7.9mph
The windiest month (with the highest average wind speed) is April (8.3mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity in October
Foster City, MI
- Average humidity in October: 79%
The month with the highest relative humidity is February (90%).
The month with the lowest relative humidity is May (72%).
Average rainfall in October
Foster City, MI
- Average rainfall in October: 2.36"
The wettest month (with the highest rainfall) is June (2.6").
The driest month (with the least rainfall) is January (1.14").
Average rainfall days in October
Foster City, MI
- Average rainfall days in October: 12.8 days
The months with the highest number of rainy days are May, June and July (15.3 days).
The month with the least rainy days is February (5.7 days).
Average snowfall in October
Foster City, MI
- Average snowfall in October: 0.43"
The month with the highest snowfall is February (9.09").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Foster City, MI
- Average snowfall days in October: 2.2 days
The month with the highest number of snowfall days is January (20.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Foster City, MI
- Average daylight in October: 10h and 5min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in October: 5h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 2h and 48min).
Average sunshine days in October
Foster City, MI
- Average sunshine days in October: 15.1 days
The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is February (9.1 days).
Average UV index in October
Foster City, MI
- Average UV index in October: 2
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover in October
Foster City, MI
- Average cloud cover in October: 50
The month with the most cloud cover is February (Cloud cover 70).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in October
Foster City, MI
- Average visibility in October: 6mi
The months with the highest visibility are May, June, October and November (6mi).
The month with the lowest visibility is February (4mi).
Foster City, Michigan, USA
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