October weather forecastHartwick, IA
October
Weather in October
October, the same as September, in Hartwick, Iowa, is a moderate autumn month, with an average temperature ranging between min 44.4°F (6.9°C) and max 60.1°F (15.6°C).Temperature
As Hartwick transitions into October, a noticeable drop in the average high-temperature is observed, falling from a warm 74.7°F (23.7°C) in September to a moderate 60.1°F (15.6°C). In October, Hartwick experiences an average nighttime temperature of 44.4°F (6.9°C).Humidity
The least humid month is October, with an average relative humidity of 72%.Rainfall
In Hartwick, Iowa, in October, it is raining for 10.8 days, with typically 2.13" (54mm) of accumulated precipitation. Throughout the year, in Hartwick, Iowa, there are 135.6 rainfall days, and 27.48" (698mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. October is the first month it typically snows in Hartwick. Throughout October, in the average 0.5 snowfall days, it receives 0.2" (5mm) of snow. In Hartwick, Iowa, during the entire year, snow falls for 35.5 days and aggregates up to 13.98" (355mm) of snow.Daylight
In Hartwick, the average length of the day in October is 11h and 4min.On the first day of the month, sunrise is at 7:07 am and sunset at 6:50 pm. On the last day of October, in Hartwick, sunrise is at 7:41 am and sunset at 6:04 pm CDT.
Sunshine
In Hartwick, the average sunshine in October is 5.5h.UV index
In October, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the average person.Note: In October, the maximum UV index of 2 suggests this advice:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. The solar radiation around mid-day is intense; avoid the Sun and stay safe. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Hartwick, IA
- Average high temperature in October: 60.1°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (27°F).
- Average low temperature in October: 44.4°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (13.6°F).
Average pressure in October
Hartwick, 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 (29.89"Hg).
Average wind speed in October
Hartwick, IA
- Average wind speed in October: 9.8mph
The windiest months (with the highest average wind speed) are January and April (10.7mph).
The calmest month (with the lowest average wind speed) is August (7mph).
Average humidity in October
Hartwick, IA
- Average humidity in October: 72%
The months with the highest relative humidity are January, February and July (84%).
The month with the lowest relative humidity is October (72%).
Average rainfall in October
Hartwick, IA
- Average rainfall in October: 2.13"
The wettest month (with the highest rainfall) is May (4.21").
The driest month (with the least rainfall) is January (1.02").
Average rainfall days in October
Hartwick, IA
- Average rainfall days in October: 10.8 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is February (4.6 days).
Average snowfall in October
Hartwick, IA
- Average snowfall in October: 0.2"
The month with the highest snowfall is January (4.49").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Hartwick, IA
- Average snowfall days in October: 0.5 days
The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Hartwick, IA
- Average daylight in October: 11h and 6min
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 30min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in October
Hartwick, IA
- Average sunshine days in October: 18 days
The month with the most sunshine days is December (18.5 days).
The month with the least sunshine days is June (10.8 days).
Average UV index in October
Hartwick, IA
- Average UV index in October: 2
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in October
Hartwick, 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 August and September (Cloud cover 30).
Average visibility in October
Hartwick, IA
- Average visibility in October: 6mi
The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).





