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
Hope in September undergoes a slight reduction in the average high-temperature, shifting from August's cool 53.4°F (11.9°C) to a chilly 45.5°F (7.5°C). Hope, during September, witnesses an average low-temperature of 36.3°F (2.4°C).Humidity
The average relative humidity in September in Hope is 87%.Rainfall
In Hope, in September, during 18.7 rainfall days, 2.32" (59mm) of precipitation is typically accumulated. In Hope, during the entire year, the rain falls for 158.6 days and collects up to 23.62" (600mm) of precipitation.Snowfall
January through May, September through December are months with snowfall in Hope. September is the first month it typically snows. Throughout September, in the average 0.2 snowfall days, it receives 0.12" (3mm) of snow. Throughout the year, there are 92.4 snowfall days, and 43.31" (1100mm) of snow is accumulated.Daylight
In September, the average length of the day in Hope, Alaska, is 12h and 51min.On the first day of September in Hope, sunrise is at 6:53 am and sunset at 9:02 pm. On the last day of the month, sunrise is at 8:04 am and sunset at 7:31 pm AKDT.
Sunshine
The average sunshine in September is 5h.UV index
In September, the average daily maximum UV index in Hope is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum daily UV index of 2 during September morphs into the following directions:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. During bright days, sunglasses that offer UVA and UVB defense are recommended. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Frequently asked questions
What are the temperatures in Hope in September?
What is the average humidity in September in Hope?
How many days does it rain in September in Hope?
When does it start snowing in Hope?
What is the average length of the day in September in Hope?
What time are sunrise and sunset in September in Hope?
How many hours of sunshine does Hope have in September?
What is the UV index reading in September in Hope?
Average temperature in September
Hope, AK
- Average high temperature in September: 45.5°F
The warmest month (with the highest average high temperature) is July (56.8°F).
The month with the lowest average high temperature is January (18°F).
- Average low temperature in September: 36.3°F
The month with the highest average low temperature is July (44.1°F).
The coldest month (with the lowest average low temperature) is January (7.5°F).
Average pressure in September
Hope, AK
- Average pressure in September: 29.75"Hg
The month with the highest atmospheric pressure is July (29.97"Hg).
The month with the lowest atmospheric pressure is November (29.66"Hg).
Average wind speed in September
Hope, AK
- Average wind speed in September: 5.4mph
The windiest months (with the highest average wind speed) are November and December (5.9mph).
The calmest month (with the lowest average wind speed) is July (4.7mph).
Average humidity in September
Hope, AK
- Average humidity in September: 87%
The months with the highest relative humidity are March and December (92%).
The month with the lowest relative humidity is June (79%).
Average rainfall in September
Hope, AK
- Average rainfall in September: 2.32"
The wettest month (with the highest rainfall) is October (3.03").
The driest month (with the least rainfall) is January (1.14").
Average rainfall days in September
Hope, AK
- Average rainfall days in September: 18.7 days
The month with the highest number of rainy days is August (21.8 days).
The month with the least rainy days is February (6 days).
Average snowfall in September
Hope, AK
- Average snowfall in September: 0.12"
The month with the highest snowfall is December (9.57").
The months with the least snowfall are June, July and August (0").
Average snowfall days in September
Hope, AK
- Average snowfall days in September: 0.2 days
The month with the highest number of snowfall days is December (17.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Hope, AK
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 19h and 6min).
The month with the shortest days is December (Average daylight: 5h and 42min).
- Average sunshine in September: 5h and 0min
The month with the most sunshine is May (Average sunshine: 8h and 30min).
The month with the least sunshine is December (Average sunshine: 2h and 6min).
Average sunshine days in September
Hope, AK
- Average sunshine days in September: 9.7 days
The month with the most sunshine days is January (14.2 days).
The month with the least sunshine days is August (8 days).
Average UV index in September
Hope, AK
- Average UV index in September: 2
The months with the highest UV index are June and July (UV index 3).
The months with the lowest UV index are January, February, March, October, November and December (UV index 1).
Average cloud cover in September
Hope, AK
- Average cloud cover in September: 65
The month with the most cloud cover is December (Cloud cover 70).
The month with the least cloud cover is May (Cloud cover 55).
Average visibility in September
Hope, AK
- Average visibility in September: 5mi
The month with the highest visibility is June (6mi).
The months with the lowest visibility are January, February, March, April, October, November and December (4mi).
Hope, Alaska, USA
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