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 average high-temperature shows a slight dip in September, from August's warm 75.6°F (24.2°C) to an agreeable 68.9°F (20.5°C). During September, the temperature tends to dip to an average of 50.9°F (10.5°C) at night.Humidity
In Randolph, the average relative humidity in September is 80%.Rainfall
September is the month with the least rainfall in Randolph. Rain falls for 11 days and accumulates 1.57" (40mm) of precipitation.Snowfall
June through September are months without snowfall in Randolph.Daylight
In Randolph, the average length of the day in September is 12h and 30min.On the first day of September, sunrise is at 6:02 am and sunset at 7:14 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 6:21 pm EDT.
Sunshine
The average sunshine in September in Randolph is 8.5h.UV index
In Randolph, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The UV index of 4 during September translates into the following guidance:
Make use of precautions - Suggestions to resist sunburn are communicated. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Frequently asked questions
What is the average September temperature in Randolph?
What is the average humidity in September in Randolph?
What is the driest month in Randolph?
How many days does it rain in September in Randolph?
When it does not snow in Randolph?
Does it snow in Randolph in September?
How many hours of daylight does Randolph have in September?
What time are sunrise and sunset in September in Randolph?
How long on average sun shines in September in Randolph?
How high is the UV index in September in Randolph?
Average temperature in September
Randolph, ME
- Average high temperature in September: 68.9°F
The warmest month (with the highest average high temperature) is July (76.3°F).
The month with the lowest average high temperature is January (27.1°F).
- Average low temperature in September: 50.9°F
The month with the highest average low temperature is July (57.9°F).
The coldest month (with the lowest average low temperature) is January (14.9°F).
Average pressure in September
Randolph, ME
- Average pressure in September: 30.04"Hg
The months with the highest atmospheric pressure are September and November (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in September
Randolph, ME
- Average wind speed in September: 6.2mph
The windiest month (with the highest average wind speed) is March (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in September
Randolph, ME
- Average humidity in September: 80%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is November (76%).
Average rainfall in September
Randolph, ME
- Average rainfall in September: 1.57"
The wettest month (with the highest rainfall) is December (3.35").
The driest month (with the least rainfall) is September (1.57").
Average rainfall days in September
Randolph, ME
- Average rainfall days in September: 11 days
The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is February (6.7 days).
Average snowfall in September
Randolph, ME
- Average snowfall in September: 0"
The month with the highest snowfall is January (6.57").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Randolph, ME
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (10.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Randolph, ME
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in September: 8h and 3min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in September
Randolph, ME
- Average sunshine days in September: 16.9 days
The month with the most sunshine days is September (16.9 days).
The month with the least sunshine days is April (11.5 days).
Average UV index in September
Randolph, ME
- 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, March, November and December (UV index 2).
Average cloud cover in September
Randolph, ME
- Average cloud cover in September: 36
The months with the most cloud cover are February, March and April (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in September
Randolph, ME
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, October, November and December (6mi).
The months with the lowest visibility are May, June, July, August and September (5mi).
Randolph, Maine, USA
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