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 brings a minor decrease, with the average high-temperature reducing from a warm 80.2°F (26.8°C) in August to an agreeable 70.5°F (21.4°C). During September, an average low-temperature of 52°F (11.1°C) is observed in Gilby.Humidity
In September, the average relative humidity in Gilby, North Dakota, is 62%.Rainfall
In Gilby, in September, it is raining for 8.5 days, with typically 1.85" (47mm) of accumulated precipitation. In Gilby, during the entire year, the rain falls for 98.8 days and collects up to 17.64" (448mm) of precipitation.Snowfall
In Gilby, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 34min.On the first day of September, sunrise is at 6:48 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 7:10 pm CDT.
Sunshine
In September, the average sunshine is 8.6h.UV index
In Gilby, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: In September, the maximum UV index of 4 suggests these recommendations:
Prioritize safety - Suggestions to prevent sun damage are offered. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Frequently asked questions
What are the temperatures in Gilby in September?
What is the average humidity in September in Gilby?
How much does it rain in Gilby in September?
When it does not snow in Gilby?
Does it snow in Gilby in September?
What is the average length of the day in September in Gilby?
When are sunrise and sunset in September in Gilby?
How many hours of sunshine does Gilby have in September?
How high is the UV index in September in Gilby?
Average temperature in September
Gilby, ND
- Average high temperature in September: 70.5°F
The warmest months (with the highest average high temperature) are July and August (80.2°F).
The month with the lowest average high temperature is January (15.4°F).
- Average low temperature in September: 52°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (1.2°F).
Average pressure in September
Gilby, ND
- Average pressure in September: 29.96"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
Gilby, ND
- Average wind speed in September: 9.9mph
The windiest month (with the highest average wind speed) is October (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (8.3mph).
Average humidity in September
Gilby, ND
- Average humidity in September: 62%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (60%).
Average rainfall in September
Gilby, ND
- Average rainfall in September: 1.85"
The wettest month (with the highest rainfall) is June (3.11").
The driest months (with the least rainfall) are January and February (0.55").
Average rainfall days in September
Gilby, ND
- Average rainfall days in September: 8.5 days
The month with the highest number of rainy days is June (16.3 days).
The month with the least rainy days is February (1.7 days).
Average snowfall in September
Gilby, ND
- Average snowfall in September: 0"
The month with the highest snowfall is December (4.8").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Gilby, ND
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (13.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Gilby, ND
- 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 24min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in September
Gilby, ND
- Average sunshine days in September: 19.6 days
The month with the most sunshine days is August (20.2 days).
The month with the least sunshine days is June (11.3 days).
Average UV index in September
Gilby, ND
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February and November (UV index 1).
Average cloud cover in September
Gilby, ND
- Average cloud cover in September: 30
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility in September
Gilby, 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).
Gilby, North Dakota, USA
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