Contents
- Weather in November
- Frequently asked questions
- Average temperature in November
- Average pressure in November
- Average wind speed in November
- Average humidity in November
- Average rainfall in November
- Average rainfall days in November
- Average snowfall in November
- Average snowfall days in November
- Average daylight in November
- Average sunshine in November
- Average sunshine days in November
- Average UV index in November
- Average cloud cover in November
- Average visibility in November
Weather in November
Temperature
Observing a mild shift, the average high-temperature during November reduces from October's refreshing 60.4°F (15.8°C) to a chilly 46.9°F (8.3°C). The nighttime temperature dips to a cold 32.5°F (0.3°C) on average during November.Humidity
In November, the average relative humidity is 72%.Rainfall
In Johnston, during November, the rain falls for 6.1 days and regularly aggregates up to 0.67" (17mm) of precipitation. Throughout the year, there are 114.6 rainfall days, and 15.51" (394mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Johnston, in November, during 2 snowfall days, 0.39" (10mm) of snow is typically accumulated. In Johnston, during the entire year, snow falls for 29.6 days and aggregates up to 6.77" (172mm) of snow.Daylight
The average length of the day in November is 9h and 51min.On the first day of the month, sunrise is at 7:47 am and sunset at 6:09 pm CDT. On the last day of November, sunrise is at 7:21 am and sunset at 4:45 pm CST.
Note: On Sunday, November 3. 2024, at 2:00 am, Daylight Saving Time ends, and the time zone changes from CDT to CST. Daylight Saving Time starts again on Sunday, March 9. 2025, at 2:00 am; consequently, the time zone reverts from CST to CDT.
Sunshine
In Johnston, the average sunshine in November is 5.6h.UV index
The average daily maximum UV index in November is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum UV index of 2 during November translates into these guidelines:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in November?
What is the average humidity in November?
How much does it rain in November?
How much does it snow in November?
What is the average length of the day in November in Johnston?
When are sunrise and sunset in November?
When does Daylight Saving Time (DST) end in November?
How long on average sun shines in November?
What is the UV index intensity in November?
Average temperature in November
Johnston, IA
- Average high temperature in November: 46.9°F
The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (27.9°F).
- Average low temperature in November: 32.5°F
The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (14.4°F).
Average pressure in November
Johnston, IA
- Average pressure in November: 30.09"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in November
Johnston, IA
- Average wind speed in November: 10.1mph
The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).
Average humidity in November
Johnston, IA
- Average humidity in November: 72%
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is October (70%).
Average rainfall in November
Johnston, IA
- Average rainfall in November: 0.67"
The wettest months (with the highest rainfall) are May and June (2.52").
The driest month (with the least rainfall) is January (0.47").
Average rainfall days in November
Johnston, IA
- Average rainfall days in November: 6.1 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (3.5 days).
Average snowfall in November
Johnston, IA
- Average snowfall in November: 0.39"
The month with the highest snowfall is January (2.2").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in November
Johnston, IA
- Average snowfall days in November: 2 days
The month with the highest number of snowfall days is January (8.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in November /
Average sunshine in November
Johnston, IA
- Average daylight in November: 9h and 5min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in November: 5h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in November
Johnston, IA
- Average sunshine days in November: 22 days
The month with the most sunshine days is December (22.8 days).
The month with the least sunshine days is June (11.2 days).
Average UV index in November
Johnston, IA
- Average UV index in November: 2
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in November
Johnston, IA
- Average cloud cover in November: 38
The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is September (Cloud cover 28).
Average visibility in November
Johnston, IA
- Average visibility in November: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
Johnston, Iowa, USA
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