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
Webster sees the arrival of September with an average high-temperature of a still moderately hot 74.1°F (23.4°C), indicating a subtle variation from August. An average nighttime temperature of 56.3°F (13.5°C) is recorded in Webster during September.Humidity
In Webster, the average relative humidity in September is 79%.Rainfall
In Webster, during September, the rain falls for 11.7 days and regularly aggregates up to 1.38" (35mm) of precipitation. In Webster, during the entire year, the rain falls for 147.8 days and collects up to 21.3" (541mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
The average length of the day in September in Webster is 12h and 26min.On the first day of the month, sunrise is at 7:08 am and sunset at 8:10 pm. On the last day of September, in Webster, sunrise is at 7:35 am and sunset at 7:23 pm EDT.
Sunshine
The average sunshine in September in Webster is 8h.UV index
In Webster, Indiana, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: In September, the maximum UV index of 4 transforms into these recommendations:
Prioritize safety - Suggestions to prevent sun damage are offered. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Frequently asked questions
What is the temperature in September in Webster?
What is the average humidity in September in Webster?
How many days does it rain in September in Webster?
When it does not snow in Webster?
Does it snow in Webster in September?
What is the average length of the day in September in Webster?
What time are sunrise and sunset in September in Webster?
How long on average sun shines in September in Webster?
What is the UV index reading in September in Webster?
Average temperature in September
Webster, IN
- Average high temperature in September: 74.1°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (32°F).
- Average low temperature in September: 56.3°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).
Average pressure in September
Webster, IN
- Average pressure in September: 30.03"Hg
The months with the highest atmospheric pressure are January and November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Webster, IN
- Average wind speed in September: 6.6mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity in September
Webster, IN
- Average humidity in September: 79%
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (75%).
Average rainfall in September
Webster, IN
- Average rainfall in September: 1.38"
The wettest month (with the highest rainfall) is May (3.03").
The driest month (with the least rainfall) is February (1.18").
Average rainfall days in September
Webster, IN
- Average rainfall days in September: 11.7 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is February (6.2 days).
Average snowfall in September
Webster, IN
- Average snowfall in September: 0"
The months with the highest snowfall are January and February (1.81").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Webster, IN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Webster, 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 24min).
- Average sunshine in September: 8h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in September
Webster, IN
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is November (19 days).
The month with the least sunshine days is May (10.4 days).
Average UV index in September
Webster, IN
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Webster, IN
- Average cloud cover in September: 35
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Webster, IN
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (6mi).
The month with the lowest visibility is September (5mi).
Webster, Indiana, USA
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