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 implies a gentle temperature shift, with average high-temperatures reducing from September's moderately hot 74.1°F (23.4°C) to a moderate 60.1°F (15.6°C). Grand Mound encounters an average low-temperature of 44.2°F (6.8°C) during October nights.Humidity
The least humid month is October, with an average relative humidity of 73%.Rainfall
In October, the rain falls for 12.2 days. Throughout October, 2.56" (65mm) of precipitation is accumulated. In Grand Mound, during the entire year, the rain falls for 142.1 days and collects up to 28.35" (720mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. October is the first month it typically snows. Throughout October, in the average 0.4 snowfall days, it receives 0.39" (10mm) of snow. In Grand Mound, during the entire year, snow falls for 39.7 days and aggregates up to 15.67" (398mm) of snow.Daylight
The average length of the day in October in Grand Mound is 11h and 4min.On the first day of the month, sunrise is at 7:00 am and sunset at 6:43 pm. On the last day of October, sunrise is at 7:34 am and sunset at 5:57 pm CDT.
Sunshine
The average sunshine in October in Grand Mound is 5.3h.UV index
In Grand Mound, the average daily maximum UV index in October is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.Note: In October, the maximum UV index of 2 suggests this advice:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Grand Mound in October?
What is the least humid month?
What is the average humidity in October?
How many days does it rain in October?
When does it start to snow?
What is the average length of the day in October?
What time are sunrise and sunset in October?
How long on average sun shines in October?
What is the UV index reading in October?
Average temperature in October
Grand Mound, IA
- Average high temperature in October: 60.1°F
The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (26.6°F).
- Average low temperature in October: 44.2°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (14.4°F).
Average pressure in October
Grand Mound, IA
- Average pressure in October: 30.01"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in October
Grand Mound, IA
- Average wind speed in October: 9.4mph
The windiest month (with the highest average wind speed) is April (10.5mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in October
Grand Mound, IA
- Average humidity in October: 73%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (73%).
Average rainfall in October
Grand Mound, IA
- Average rainfall in October: 2.56"
The wettest month (with the highest rainfall) is May (4.61").
The driest month (with the least rainfall) is February (1.26").
Average rainfall days in October
Grand Mound, IA
- Average rainfall days in October: 12.2 days
The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is February (5.3 days).
Average snowfall in October
Grand Mound, IA
- Average snowfall in October: 0.39"
The month with the highest snowfall is January (5.2").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in October
Grand Mound, IA
- Average snowfall days in October: 0.4 days
The month with the highest number of snowfall days is January (11.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Grand Mound, IA
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in October: 5h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in October
Grand Mound, IA
- Average sunshine days in October: 16.6 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is May (10.7 days).
Average UV index in October
Grand Mound, IA
- Average UV index in October: 2
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in October
Grand Mound, IA
- Average cloud cover in October: 39
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in October
Grand Mound, IA
- Average visibility in October: 6mi
The months with the highest visibility are February, March, April, May, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January and July (5mi).
Grand Mound, Iowa, USA
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