September weather forecastLamar, NE
September
Weather in September
September, the first month of the autumn in Lamar, is also a moderately hot month, with an average temperature fluctuating between 56.5°F (13.6°C) and 79.2°F (26.2°C).Temperature
In Lamar, the average high-temperature in September gently drops from a tropical 86.5°F (30.3°C) in August to a warm 79.2°F (26.2°C). Throughout September nights, Lamar reports a steady thermal contrast from the day, with an average low-temperature of 56.5°F (13.6°C).Humidity
September is the least humid month, with an average relative humidity of 51%.Rainfall
In September, the rain falls for 8.7 days. Throughout September, 0.87" (22mm) of precipitation is accumulated. Throughout the year, there are 119.5 rainfall days, and 16.14" (410mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September is 12h and 27min.On the first day of the month, sunrise is at 6:15 am and sunset at 7:19 pm. On the last day of September, sunrise is at 6:44 am and sunset at 6:31 pm MDT.
Sunshine
The average sunshine in September is 10h.UV index
In Lamar, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: In September, a regular UV index of 5 translates into these guidelines:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Lamar, NE
- Average high temperature in September: 79.2°F
The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is December (39.2°F).
- Average low temperature in September: 56.5°F
The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is December (23.2°F).
Average pressure in September
Lamar, NE
- Average pressure in September: 29.93"Hg
The months with the highest atmospheric pressure are January and December (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.82"Hg).
Average wind speed in September
Lamar, NE
- Average wind speed in September: 10.1mph
The windiest month (with the highest average wind speed) is April (12.4mph).
The calmest month (with the lowest average wind speed) is August (9.4mph).
Average humidity in September
Lamar, NE
- Average humidity in September: 51%
The months with the highest relative humidity are January and February (66%).
The month with the lowest relative humidity is September (51%).
Average rainfall in September
Lamar, NE
- Average rainfall in September: 0.87"
The wettest month (with the highest rainfall) is May (2.99").
The driest month (with the least rainfall) is January (0.43").
Average rainfall days in September
Lamar, NE
- Average rainfall days in September: 8.7 days
The month with the highest number of rainy days is May (17.8 days).
The months with the least rainy days are November and December (4.2 days).
Average snowfall in September
Lamar, NE
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.23").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Lamar, NE
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Lamar, NE
- Average daylight in September: 12h and 24min
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 18min).
- Average sunshine in September: 10h and 0min
The months with the most sunshine are July and August (Average sunshine: 11h and 30min).
The months with the least sunshine are February and December (Average sunshine: 6h and 12min).
Average sunshine days in September
Lamar, NE
- Average sunshine days in September: 17.4 days
The month with the most sunshine days is November (22.7 days).
The month with the least sunshine days is May (10.6 days).
Average UV index in September
Lamar, NE
- Average UV index in September: 5
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Lamar, NE
- Average cloud cover in September: 20
The month with the most cloud cover is February (Cloud cover 35).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility in September
Lamar, NE
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





