Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
The arrival of September brings an average high-temperature of a still moderately hot 74.3°F (23.5°C), nearly identical to August's 79.5°F (26.4°C). September nights cool down to an average low-temperature of 55.8°F (13.2°C).Humidity
In September, the average relative humidity is 75%.Rainfall
In Halbur, in September, it is raining for 11.8 days, with typically 2.72" (69mm) of accumulated precipitation. In Halbur, during the entire year, the rain falls for 126.1 days and collects up to 26.38" (670mm) of precipitation.Snowfall
In Halbur, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 28min.On the first day of September in Halbur, sunrise is at 6:46 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 7:02 pm CDT.
Sunshine
In Halbur, the average sunshine in September is 9.1h.UV index
The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: In September, the maximum UV index of 4 suggests these recommendations:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Frequently asked questions
What is the temperature in September in Halbur?
What is the average humidity in September in Halbur?
How much does it rain in Halbur in September?
When it does not snow in Halbur?
Does it snow in Halbur in September?
How many hours of daylight does Halbur have in September?
What time are sunrise and sunset in September in Halbur?
How long on average sun shines in September in Halbur?
What is the UV index intensity in September in Halbur?
Average temperature in September
Halbur, IA
- Average high temperature in September: 74.3°F
The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (26.6°F).
- Average low temperature in September: 55.8°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 (13.8°F).
Average pressure in September
Halbur, 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
Halbur, IA
- Average wind speed in September: 8.6mph
The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.3mph).
Average humidity in September
Halbur, IA
- Average humidity in September: 75%
The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are April and October (69%).
Average rainfall in September
Halbur, IA
- Average rainfall in September: 2.72"
The wettest month (with the highest rainfall) is May (4.21").
The driest month (with the least rainfall) is January (0.87").
Average rainfall days in September
Halbur, IA
- Average rainfall days in September: 11.8 days
The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is February (3.3 days).
Average snowfall in September
Halbur, IA
- Average snowfall in September: 0"
The month with the highest snowfall is February (4.96").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Halbur, IA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (10.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Halbur, IA
- Average daylight in September: 12h and 3min
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 September: 9h and 1min
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 12min).
Average sunshine days in September
Halbur, IA
- Average sunshine days in September: 16.5 days
The month with the most sunshine days is November (20.1 days).
The month with the least sunshine days is May (10.8 days).
Average UV index in September
Halbur, IA
- Average UV index in September: 4
The months with the highest UV index are June and July (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
Halbur, IA
- Average cloud cover in September: 31
The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility in September
Halbur, 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).
Halbur, Iowa, USA
Weather forecast for your location
2. Allow the app to use your location
