September weather forecast
Hastings, IA

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Weather in September

The first month of the autumn, September, is still a warm month in Hastings, Iowa, with an average temperature varying between 76.6°F (24.8°C) and 57.4°F (14.1°C).

Temperature

The onset of September aligns with a soft reduction in the average high-temperature, gently falling from a moderately hot 82.4°F (28°C) in August to a still warm 76.6°F (24.8°C). Hastings, in the month of September, anticipates a consistent average low-temperature of 57.4°F (14.1°C).

Humidity

In Hastings, Iowa, the average relative humidity in September is 73%.

Rainfall

In September, in Hastings, Iowa, the rain falls for 12.4 days. Throughout September, 2.48" (63mm) of precipitation is accumulated. In Hastings, during the entire year, the rain falls for 129.5 days and collects up to 27.48" (698mm) of precipitation.

Snowfall

June through September are months without snowfall in Hastings.

Daylight

In September, the average length of the day in Hastings is 12h and 27min.
On the first day of September, sunrise is at 6:49 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 7:05 pm CDT.

Sunshine

The average sunshine in September in Hastings, Iowa, is 9h.

UV index

In September, the average daily maximum UV index in Hastings is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the average person.
Note: In September, the maximum UV index of 5 suggests this advice:
Preventative actions are necessary - Recommendations to ward off sunburn are given. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average September temperature in Hastings?

September temperatures vary between a high-temperature of 76.6°F (24.8°C) and a low-temperature of 57.4°F (14.1°C). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, is appraised at 89.6°F (32°C).

What is the average humidity in September in Hastings?

In Hastings, Iowa, the average relative humidity in September is 73%.

How much does it rain in Hastings in September?

In Hastings, in September, during 12.4 rainfall days, 2.48" (63mm) of precipitation is typically accumulated.

When it does not snow in Hastings?

June through September are months without snowfall.

Does it snow in Hastings in September?

In Hastings, Iowa, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Hastings?

In Hastings, the average day length in September is 12h and 27min.

When is the sunrise / sunset in September in Hastings?

In September, on the first day of the month, sunrise is at 6:49 am and sunset at 7:54 pm. On the last day of the month, in Hastings, Iowa, sunrise is at 7:18 am and sunset at 7:05 pm CDT.

How many hours of sunshine does Hastings have in September?

In Hastings, Iowa, the average sunshine duration in September is 9h.

What is the UV index intensity in September in Hastings?

In September, the average daily maximum UV index in Hastings is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Hastings, IA

Average temperature in September - Hastings, IA
  • Average high temperature in September: 76.6°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in September: 57.4°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).

Average pressure in September
Hastings, IA

Average pressure in September - Hastings, IA
  • Average pressure in September: 30"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

Average wind speed in September
Hastings, IA

Average wind speed in September - Hastings, IA
  • Average wind speed in September: 8.2mph

The windiest month (with the highest average wind speed) is April (10.5mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).

Average humidity in September
Hastings, IA

Average humidity in September - Hastings, IA
  • Average humidity in September: 73%

The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is October (67%).

Average rainfall in September
Hastings, IA

Average rainfall in September - Hastings, IA
  • Average rainfall in September: 2.48"

The wettest month (with the highest rainfall) is June (4.57").
The driest months (with the least rainfall) are January and February (0.83").

Average rainfall days in September
Hastings, IA

Average rainfall days in September - Hastings, IA
  • Average rainfall days in September: 12.4 days

The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is February (3.8 days).

Average snowfall in September
Hastings, IA

Average snowfall in September - Hastings, IA
  • Average snowfall in September: 0"

The month with the highest snowfall is February (3.9").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Hastings, IA

Average snowfall days in September - Hastings, IA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (8.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Hastings, IA

Average daylight in September / Average sunshine in September - Hastings, IA
  • Average daylight in September: 12h and 3min

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 September: 9h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

Average sunshine days in September
Hastings, IA

Average sunshine days in September - Hastings, IA
  • Average sunshine days in September: 15.5 days

The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is June (10.6 days).

Average UV index in September
Hastings, IA

Average UV index in September - Hastings, IA
  • Average UV index in September: 5

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

Average cloud cover in September
Hastings, IA

Average cloud cover in September - Hastings, IA
  • Average cloud cover in September: 28

The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 27).

Average visibility in September
Hastings, IA

Average visibility in September - Hastings, IA
  • Average visibility in September: 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).

Hastings, Iowa, USA

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