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
The start of October brings a distinct shift in the average high-temperature, dropping from September's moderately hot 76.3°F (24.6°C) to a refreshing 61.7°F (16.5°C). Trenton encounters an average low-temperature of 45.7°F (7.6°C) during October nights.Humidity
October is the least humid month in Trenton, Iowa, with an average relative humidity of 71%.Rainfall
In Trenton, Iowa, during October, the rain falls for 11.3 days and regularly aggregates up to 2.4" (61mm) of precipitation. In Trenton, during the entire year, the rain falls for 140.1 days and collects up to 29.92" (760mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. October is the first month it typically snows in Trenton. Throughout October, in the average 0.4 snowfall days, it receives 0.51" (13mm) of snow. Throughout the year, in Trenton, there are 30.7 snowfall days, and 15" (381mm) of snow is accumulated.Daylight
In October, the average length of the day is 11h and 5min.On the first day of October, sunrise is at 7:03 am and sunset at 6:47 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 6:03 pm CDT.
Sunshine
In Trenton, the average sunshine in October is 5.4h.UV index
The average daily maximum UV index in October in Trenton, Iowa, is 2. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the average person.Note: A maximum daily UV index of 2 during October morphs into the following directions:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. It's recommended to limit sun exposure when its radiation is at its peak during midday. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Frequently asked questions
What is the average October temperature in Trenton?
What is the least humid month in Trenton?
What is the average humidity in October in Trenton?
How many days does it rain in October in Trenton?
When does it start to snow in Trenton?
How many hours of daylight does Trenton have in October?
When are sunrise and sunset in October in Trenton?
How many hours of sunshine does Trenton have in October?
What is the UV index reading in October in Trenton?
Average temperature in October
Trenton, IA
- Average high temperature in October: 61.7°F
The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in October: 45.7°F
The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).
Average pressure in October
Trenton, IA
- Average pressure in October: 30.01"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in October
Trenton, IA
- Average wind speed in October: 9.6mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.9mph).
Average humidity in October
Trenton, IA
- Average humidity in October: 71%
The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (71%).
Average rainfall in October
Trenton, IA
- Average rainfall in October: 2.4"
The wettest month (with the highest rainfall) is May (4.29").
The driest months (with the least rainfall) are February and December (1.38").
Average rainfall days in October
Trenton, IA
- Average rainfall days in October: 11.3 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (4.6 days).
Average snowfall in October
Trenton, IA
- Average snowfall in October: 0.51"
The month with the highest snowfall is January (4.76").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in October
Trenton, IA
- Average snowfall days in October: 0.4 days
The month with the highest number of snowfall days is January (9.6 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
Trenton, IA
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- 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: 4h and 0min).
Average sunshine days in October
Trenton, IA
- Average sunshine days in October: 18.4 days
The month with the most sunshine days is October (18.4 days).
The month with the least sunshine days is May (10.6 days).
Average UV index in October
Trenton, IA
- 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 January (UV index 1).
Average cloud cover in October
Trenton, IA
- Average cloud cover in October: 38
The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are July, August and September (Cloud cover 31).
Average visibility in October
Trenton, IA
- Average visibility in October: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
Trenton, Iowa, USA
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