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
September's onset sees an average high-temperature of a still moderately hot 74.8°F (23.8°C), exhibiting a slight fluctuation from the previous month. Throughout the month of September, Amboy reports a steady low-temperature average of 56.5°F (13.6°C).Humidity
In September, the average relative humidity in Amboy is 78%.Rainfall
In Amboy, during September, the rain falls for 9.8 days and regularly aggregates up to 0.87" (22mm) of precipitation. In Amboy, Indiana, during the entire year, the rain falls for 127.3 days and collects up to 14.37" (365mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 27min.On the first day of September in Amboy, sunrise is at 7:11 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 7:26 pm EDT.
Sunshine
The average sunshine in September in Amboy is 8h.UV index
In Amboy, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: In September, an average UV index of 4 transforms into the following instructions:
Take necessary precautions - Suggestions to elude sunburn are provided. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Amboy?
What is the average humidity in September in Amboy?
How much does it rain in Amboy in September?
When it does not snow in Amboy?
Does it snow in Amboy in September?
How many hours of daylight does Amboy have in September?
What time are sunrise and sunset in September in Amboy?
How long on average sun shines in September in Amboy?
What is the UV index reading in September in Amboy?
Average temperature in September
Amboy, IN
- Average high temperature in September: 74.8°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (31.5°F).
- Average low temperature in September: 56.5°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).
Average pressure in September
Amboy, IN
- Average pressure in September: 30.03"Hg
The months with the highest atmospheric pressure are January and November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Amboy, IN
- Average wind speed in September: 7mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).
Average humidity in September
Amboy, IN
- Average humidity in September: 78%
The months with the highest relative humidity are January, February, July and August (83%).
The month with the lowest relative humidity is October (73%).
Average rainfall in September
Amboy, IN
- Average rainfall in September: 0.87"
The wettest month (with the highest rainfall) is May (1.97").
The driest month (with the least rainfall) is February (0.67").
Average rainfall days in September
Amboy, IN
- Average rainfall days in September: 9.8 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is February (4.5 days).
Average snowfall in September
Amboy, IN
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.42").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Amboy, IN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Amboy, IN
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in September: 8h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in September
Amboy, IN
- Average sunshine days in September: 17.9 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (11.7 days).
Average UV index in September
Amboy, IN
- 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
Amboy, IN
- Average cloud cover in September: 36
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are June, July and August (Cloud cover 34).
Average visibility in September
Amboy, IN
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Amboy, Indiana, USA
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