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
With the onset of October, Norwalk's average high-temperature witnesses a clear drop, receding from September's warm 75.6°F (24.2°C) to a mild 60.6°F (15.9°C). Throughout the month of October, the nighttime temperature dips to an average of 45°F (7.2°C).Humidity
With an average relative humidity of 70%, October is the least humid month in Norwalk.Rainfall
In October, the rain falls for 8.5 days. Throughout October, 1.18" (30mm) of precipitation is accumulated. In Norwalk, during the entire year, the rain falls for 114.4 days and collects up to 16.38" (416mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Norwalk. October is the first month it typically snows in Norwalk. Throughout October, in the average 0.6 snowfall days, it receives 0.2" (5mm) of snow. In Norwalk, during the entire year, snow falls for 30.9 days and aggregates up to 7.36" (187mm) of snow.Daylight
In Norwalk, Iowa, the average length of the day in October is 11h and 5min.On the first day of the month, sunrise is at 7:12 am and sunset at 6:55 pm. On the last day of October, sunrise is at 7:46 am and sunset at 6:10 pm CDT.
Sunshine
The average sunshine in October is 5.6h.UV index
In October, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.Note: In October, a regular UV index of 2 translates into these guidelines:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. To guard against the harmful effects of the Sun, minimize exposure during midday. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Frequently asked questions
What are October temperatures in Norwalk?
What is the least humid month in Norwalk?
What is the average humidity in October in Norwalk?
How many days does it rain in October in Norwalk?
When does it start to snow in Norwalk?
What is the average length of the day in October in Norwalk?
When are sunrise and sunset in October in Norwalk?
How long on average sun shines in October in Norwalk?
How high is the UV index in October in Norwalk?
Average temperature in October
Norwalk, IA
- Average high temperature in October: 60.6°F
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (28.2°F).
- Average low temperature in October: 45°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).
Average pressure in October
Norwalk, IA
- Average pressure in October: 30.01"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in October
Norwalk, IA
- Average wind speed in October: 9.5mph
The windiest months (with the highest average wind speed) are January, February, March and April (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).
Average humidity in October
Norwalk, IA
- Average humidity in October: 70%
The months with the highest relative humidity are January and June (82%).
The month with the lowest relative humidity is October (70%).
Average rainfall in October
Norwalk, IA
- Average rainfall in October: 1.18"
The wettest month (with the highest rainfall) is May (2.76").
The driest month (with the least rainfall) is January (0.47").
Average rainfall days in October
Norwalk, IA
- Average rainfall days in October: 8.5 days
The month with the highest number of rainy days is June (15.9 days).
The month with the least rainy days is February (3 days).
Average snowfall in October
Norwalk, IA
- Average snowfall in October: 0.2"
The month with the highest snowfall is January (2.24").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Norwalk, IA
- Average snowfall days in October: 0.6 days
The month with the highest number of snowfall days is January (8.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Norwalk, 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 12min).
- Average sunshine in October: 5h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in October
Norwalk, IA
- Average sunshine days in October: 21.2 days
The month with the most sunshine days is December (22.3 days).
The month with the least sunshine days is June (12.2 days).
Average UV index in October
Norwalk, 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
Norwalk, IA
- Average cloud cover in October: 36
The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are July and September (Cloud cover 29).
Average visibility in October
Norwalk, IA
- Average visibility in October: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Norwalk, Iowa, USA
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