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
As September commences, the average high-temperature shows a reduction, transitioning from a warm 78.3°F (25.7°C) in August to a refreshing 67.8°F (19.9°C). During the nights in September, the temperature averages to a frosty 49.6°F (9.8°C).Humidity
The average relative humidity in September in Derrick is 62%.Rainfall
In Derrick, North Dakota, in September, during 9.7 rainfall days, 1.5" (38mm) of precipitation is typically accumulated. In Derrick, during the entire year, the rain falls for 105.9 days and collects up to 16.69" (424mm) of precipitation.Snowfall
In Derrick, North Dakota, snow does not fall in June through September.Daylight
In Derrick, the average length of the day in September is 12h and 34min.On the first day of the month, sunrise is at 6:52 am and sunset at 8:15 pm. On the last day of September, in Derrick, sunrise is at 7:33 am and sunset at 7:14 pm CDT.
Sunshine
The average sunshine in September in Derrick is 8.6h.UV index
In September, the average daily maximum UV index in Derrick, North Dakota, is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: An average UV index of 4 in September transforms into this advice:
Prioritize safety - Suggestions to prevent sun damage are offered. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Always opt for UVA and UVB-resistant sunglasses on radiant days. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Frequently asked questions
What are September temperatures in Derrick?
What is the average humidity in September in Derrick?
How much does it rain in Derrick in September?
When it does not snow in Derrick?
Does it snow in Derrick in September?
What is the average length of the day in September in Derrick?
When is the sunrise / sunset in September in Derrick?
How many hours of sunshine does Derrick have in September?
What is the UV index intensity in September in Derrick?
Average temperature in September
Derrick, ND
- Average high temperature in September: 67.8°F
The warmest month (with the highest average high temperature) is August (78.3°F).
The month with the lowest average high temperature is January (13.5°F).
- Average low temperature in September: 49.6°F
The month with the highest average low temperature is July (58.1°F).
The coldest month (with the lowest average low temperature) is January (0.5°F).
Average pressure in September
Derrick, ND
- Average pressure in September: 29.95"Hg
The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in September
Derrick, ND
- Average wind speed in September: 10.1mph
The windiest month (with the highest average wind speed) is October (11.2mph).
The calmest month (with the lowest average wind speed) is August (8.6mph).
Average humidity in September
Derrick, ND
- Average humidity in September: 62%
The month with the highest relative humidity is January (93%).
The month with the lowest relative humidity is August (60%).
Average rainfall in September
Derrick, ND
- Average rainfall in September: 1.5"
The wettest month (with the highest rainfall) is June (2.99").
The driest months (with the least rainfall) are January and February (0.63").
Average rainfall days in September
Derrick, ND
- Average rainfall days in September: 9.7 days
The month with the highest number of rainy days is June (19 days).
The month with the least rainy days is February (1.9 days).
Average snowfall in September
Derrick, ND
- Average snowfall in September: 0"
The month with the highest snowfall is December (4.09").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Derrick, ND
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is January (17.1 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Derrick, ND
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in September
Derrick, ND
- Average sunshine days in September: 19 days
The month with the most sunshine days is August (20.1 days).
The month with the least sunshine days is June (8.7 days).
Average UV index in September
Derrick, ND
- Average UV index in September: 4
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
Derrick, ND
- Average cloud cover in September: 30
The months with the most cloud cover are January and February (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility in September
Derrick, ND
- Average visibility in September: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
Derrick, North Dakota, USA
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