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 reveals a small adjustment in temperature, transitioning from an average high of 79.7°F (26.5°C) in August to a still warm 73.8°F (23.2°C). In September, Latrobe encounters an average low-temperature of 53.8°F (12.1°C) during the night.Humidity
In Latrobe, the average relative humidity in September is 79%.Rainfall
In September, the rain falls for 14.5 days. Throughout September, 1.73" (44mm) of precipitation is accumulated. In Latrobe, Pennsylvania, during the entire year, the rain falls for 173.8 days and collects up to 25.55" (649mm) of precipitation.Snowfall
In Latrobe, snow does not fall in May through September.Daylight
The average length of the day in September in Latrobe is 12h and 27min.On the first day of the month, sunrise is at 6:45 am and sunset at 7:48 pm. On the last day of September, sunrise is at 7:13 am and sunset at 7:00 pm EDT.
Sunshine
The average sunshine in September is 8.7h.UV index
In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: In September, the maximum UV index of 4 translates into these guidelines:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Experience reduced UV exposure by about half when donning a wide-brim hat.
Frequently asked questions
What is the temperature in September in Latrobe?
What is the average humidity in September in Latrobe?
How many days does it rain in September in Latrobe?
When it does not snow in Latrobe?
Does it snow in Latrobe in September?
How many hours of daylight does Latrobe have in September?
When are sunrise and sunset in September in Latrobe?
How many hours of sunshine does Latrobe have in September?
How high is the UV index in September in Latrobe?
Average temperature in September
Latrobe, PA
- Average high temperature in September: 73.8°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in September: 53.8°F
The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure in September
Latrobe, PA
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in September
Latrobe, PA
- Average wind speed in September: 5.4mph
The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in September
Latrobe, PA
- Average humidity in September: 79%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April, June, July and August (78%).
Average rainfall in September
Latrobe, PA
- Average rainfall in September: 1.73"
The wettest month (with the highest rainfall) is May (3.03").
The driest month (with the least rainfall) is November (1.38").
Average rainfall days in September
Latrobe, PA
- Average rainfall days in September: 14.5 days
The month with the highest number of rainy days is May (20.4 days).
The month with the least rainy days is January (9.5 days).
Average snowfall in September
Latrobe, PA
- Average snowfall in September: 0"
The month with the highest snowfall is January (4.96").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Latrobe, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (17.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Latrobe, PA
- 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 4min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in September
Latrobe, PA
- Average sunshine days in September: 13.4 days
The month with the most sunshine days is November (14.4 days).
The month with the least sunshine days is January (7 days).
Average UV index in September
Latrobe, PA
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Latrobe, PA
- Average cloud cover in September: 39
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in September
Latrobe, PA
- Average visibility in September: 5mi
The month with the highest visibility is April (6mi).
The month with the lowest visibility is January (4mi).
Latrobe, Pennsylvania, USA
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