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
As Saint Lawrence transitions into October, a marked decrease in the average high-temperature is observed, dropping from a warm 75.4°F (24.1°C) in September to a moderate 56.8°F (13.8°C). An average nighttime temperature of 41.2°F (5.1°C) is witnessed throughout October.Humidity
In October, the average relative humidity in Saint Lawrence is 63%.Rainfall
In Saint Lawrence, in October, it is raining for 7.7 days, with typically 1.1" (28mm) of accumulated precipitation. In Saint Lawrence, during the entire year, the rain falls for 97.3 days and collects up to 16.73" (425mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. October is the first month it typically snows in Saint Lawrence. Throughout October, in the average 1.9 snowfall days, it receives 0.87" (22mm) of snow. In Saint Lawrence, South Dakota, during the entire year, snow falls for 47.1 days and aggregates up to 16.06" (408mm) of snow.Daylight
In October, the average length of the day in Saint Lawrence is 10h and 58min.On the first day of October in Saint Lawrence, sunrise is at 7:34 am and sunset at 7:15 pm. On the last day of the month, sunrise is at 8:12 am and sunset at 6:25 pm CDT.
Sunshine
In Saint Lawrence, the average sunshine in October is 6.4h.UV index
The average daily maximum UV index in October is 2. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the ordinary person.Note: A maximum UV index of 2 in October translates into the following recommendations:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in October in Saint Lawrence?
What is the average humidity in October in Saint Lawrence?
How much does it rain in Saint Lawrence in October?
When does it start to snow in Saint Lawrence?
How many hours of daylight does Saint Lawrence have in October?
When is the sunrise / sunset in October in Saint Lawrence?
How long on average sun shines in October in Saint Lawrence?
What is the UV index reading in October in Saint Lawrence?
Average temperature in October
Saint Lawrence, SD
- Average high temperature in October: 56.8°F
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (23.4°F).
- Average low temperature in October: 41.2°F
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (9.1°F).
Average pressure in October
Saint Lawrence, SD
- Average pressure in October: 29.98"Hg
The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in October
Saint Lawrence, SD
- Average wind speed in October: 11.1mph
The windiest month (with the highest average wind speed) is April (11.3mph).
The calmest month (with the lowest average wind speed) is August (8.9mph).
Average humidity in October
Saint Lawrence, SD
- Average humidity in October: 63%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is September (60%).
Average rainfall in October
Saint Lawrence, SD
- Average rainfall in October: 1.1"
The wettest month (with the highest rainfall) is July (3.07").
The driest month (with the least rainfall) is January (0.43").
Average rainfall days in October
Saint Lawrence, SD
- Average rainfall days in October: 7.7 days
The month with the highest number of rainy days is June (15 days).
The month with the least rainy days is February (1.3 days).
Average snowfall in October
Saint Lawrence, SD
- Average snowfall in October: 0.87"
The month with the highest snowfall is February (4.21").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Saint Lawrence, SD
- Average snowfall days in October: 1.9 days
The months with the highest number of snowfall days are January and February (10.1 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in October /
Average sunshine in October
Saint Lawrence, SD
- Average daylight in October: 11h and 0min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in October: 6h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in October
Saint Lawrence, SD
- Average sunshine days in October: 21.2 days
The month with the most sunshine days is November (22.1 days).
The month with the least sunshine days is June (12.4 days).
Average UV index in October
Saint Lawrence, SD
- Average UV index in October: 2
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in October
Saint Lawrence, SD
- Average cloud cover in October: 34
The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 24).
Average visibility in October
Saint Lawrence, SD
- Average visibility in October: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Saint Lawrence, South Dakota, USA
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