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 onset of September results in a decrease in the average high-temperature, receding from a warm 81°F (27.2°C) in August to a pleasant 69.6°F (20.9°C). Blanchard documents a substantial deviation from daytime highs with a consistent low-temperature of 43.5°F (6.4°C) during September nights.Humidity
In Blanchard, the average relative humidity in September is 60%.Rainfall
In September, the rain falls for 8.2 days. Throughout September, 0.83" (21mm) of precipitation is accumulated. In Blanchard, during the entire year, the rain falls for 140.8 days and collects up to 23.03" (585mm) of precipitation.Snowfall
January through April, September through December are months with snowfall in Blanchard, Idaho. September is the first month it typically snows. Throughout September, in the average 0.3 snowfall days, it receives 0.43" (11mm) of snow. In Blanchard, Idaho, during the entire year, snow falls for 77 days and aggregates up to 59.17" (1503mm) of snow.Daylight
The average length of the day in September in Blanchard is 12h and 33min.On the first day of the month, sunrise is at 6:07 am and sunset at 7:28 pm. On the last day of September, in Blanchard, sunrise is at 6:46 am and sunset at 6:28 pm PDT.
Sunshine
In Blanchard, the average sunshine in September is 9.7h.UV index
In Blanchard, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: A maximum daily UV index of 3 during September morphs into the following directions:
Exercise prevention - Precautions against solar damage are endorsed. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Frequently asked questions
What are the temperatures in Blanchard in September?
What is the average humidity in September in Blanchard?
How much does it rain in Blanchard in September?
When does it start to snow in Blanchard?
What is the average length of the day in September in Blanchard?
What time are sunrise and sunset in September in Blanchard?
How long on average sun shines in September in Blanchard?
What is the UV index reading in September in Blanchard?
Average temperature in September
Blanchard, ID
- Average high temperature in September: 69.6°F
The warmest month (with the highest average high temperature) is August (81°F).
The month with the lowest average high temperature is December (29.5°F).
- Average low temperature in September: 43.5°F
The month with the highest average low temperature is August (49.8°F).
The coldest month (with the lowest average low temperature) is December (19.6°F).
Average pressure in September
Blanchard, ID
- Average pressure in September: 29.97"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The months with the lowest atmospheric pressure are June and August (29.92"Hg).
Average wind speed in September
Blanchard, ID
- Average wind speed in September: 3.9mph
The windiest month (with the highest average wind speed) is April (4.5mph).
The calmest month (with the lowest average wind speed) is December (3.3mph).
Average humidity in September
Blanchard, ID
- Average humidity in September: 60%
The month with the highest relative humidity is January (94%).
The month with the lowest relative humidity is August (51%).
Average rainfall in September
Blanchard, ID
- Average rainfall in September: 0.83"
The wettest month (with the highest rainfall) is January (3.31").
The driest month (with the least rainfall) is August (0.31").
Average rainfall days in September
Blanchard, ID
- Average rainfall days in September: 8.2 days
The month with the highest number of rainy days is March (18.7 days).
The month with the least rainy days is August (3.9 days).
Average snowfall in September
Blanchard, ID
- Average snowfall in September: 0.43"
The month with the highest snowfall is January (17.44").
The months with the least snowfall are May, June, July and August (0").
Average snowfall days in September
Blanchard, ID
- Average snowfall days in September: 0.3 days
The month with the highest number of snowfall days is December (17.4 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Blanchard, ID
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in September: 9h and 4min
The month with the most sunshine is August (Average sunshine: 12h and 0min).
The months with the least sunshine are January and December (Average sunshine: 3h and 12min).
Average sunshine days in September
Blanchard, ID
- Average sunshine days in September: 20.3 days
The month with the most sunshine days is August (25.1 days).
The months with the least sunshine days are February and March (7.8 days).
Average UV index in September
Blanchard, ID
- Average UV index in September: 3
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in September
Blanchard, ID
- Average cloud cover in September: 24
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 14).
Average visibility in September
Blanchard, ID
- Average visibility in September: 6mi
The months with the highest visibility are May, June, July, August and September (6mi).
The months with the lowest visibility are January, February and December (3mi).
Blanchard, Idaho, USA
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