Monthly Weather in Raleigh, United States
What is the average monthly temperature in Raleigh?
The average monthly temperature in Raleigh, North Carolina, United States ranges from 9.1°C (48.5°F) in December to 27.2°C (81°F) in July. Raleigh temperature by month is given in the table below.
| Month | Celsius | Fahrenheit |
|---|---|---|
| January | 9.2°C | 48.6°F |
| February | 11.9°C | 53.4°F |
| March | 12.3°C | 54.1°F |
| April | 17.1°C | 62.8°F |
| May | 19.1°C | 66.4°F |
| June | 23.2°C | 73.8°F |
| July | 27.2°C | 81.0°F |
| August | 26.3°C | 79.3°F |
| September | 22.4°C | 72.3°F |
| October | 17.0°C | 62.6°F |
| November | 10.9°C | 51.6°F |
| December | 9.1°C | 48.4°F |
What is the hottest month in Raleigh?
The hottest months in Raleigh are July, August and June. During July the average temperature outside is 27.2°C (81°F), in August it is 26.3°C (79.3°F) and during June the air temperature is around 23.2°C (73.8°F).
What is the coldest month in Raleigh?
The coldest months in Raleigh are December, January and November. In December the average air temperature drops to 9.1°C (48.4°F), in January air temperature is 9.2°C (48.6°F) and during November it is 10.9°C (51.6°F).
How much does it rain on average in Raleigh?
On average it rains for 12 month(s) in Raleigh, United States with an average of 13.1 days of rain per month. In total Raleigh has 157 rainy days in a year.
When does it rain the most in Raleigh?
In Raleigh it rains the most during the following months.
- April - on average 5.89mm (0.23 inches) of rainfall per day.
- December - on average 4.92mm (0.19 inches) of rainfall per day.
- September - on average 3.89mm (0.15 inches) of rainfall per day.
- July - on average 3.74mm (0.15 inches) of rainfall per day.
- March - on average 2.23mm (0.09 inches) of rainfall per day.
- January - on average 2.2mm (0.09 inches) of rainfall per day.
Does it snow in Raleigh?
No, it doesn't snow in Raleigh.
When is it windy in Raleigh?
The windiest months in Raleigh, United States are February, May and March. In February the average windspeed is 21.9 km/h (13.6 mph), during May the windspeed is 20.7 km/h (12.9 mph) and in March the windspeed is 20.2 km/h (12.6 mph).
What are the least windy months in Raleigh?
The least windy months in Raleigh are September, December and October. In September the average windspeed is 15.5 km/h (9.6 mph), during December the windspeed is 15.7 km/h (9.8 mph) and in October the windspeed is 16.3 km/h (10.1 mph).
When is it cloudy in Raleigh?
The cloudiest months in Raleigh, United States are May, February and January. On average in May 69.8% of sky is covered by clouds, in February 66.2% is covered by clouds and in January clouds cover about 62.6% of sky.
When does Raleigh have the clearest sky?
Raleigh has the clearest sky in October, November and April. In October 44.6% of sky is covered by clouds, in November clouds cover around 46.6% and during April clouds cover about 54.1% of sky.
What is the average daylight duration in Raleigh?
The average daylight duration in Raleigh is 12 hours 10 minutes 50 seconds.
Which months have the most daylight in Raleigh?
The longest days in Raleigh are during June, July and May.
- June - 14 hours 32 minutes 32 seconds of daylight.
- July - 14 hours 18 minutes 23 seconds of daylight.
- May - 14 hours 3 minutes 47 seconds of daylight.
Which months have the least daylight in Raleigh?
The shortest days in Raleigh are during December, January and November.
- December - 9 hours 46 minutes 41 seconds of daylight.
- January - 10 hours 3 minutes 0 seconds of daylight.
- November - 10 hours 17 minutes 18 seconds of daylight.
What are the humidity levels in Raleigh throughout the year?
Humidity levels in Raleigh, United States range from 61.1% in March to 73.9% in September.
What are the pressure levels in Raleigh throughout the year?
Pressure levels in Raleigh change from 1011.3 mb (millibars) in June to 1021 mb in November.
What is the visibility in Raleigh throughout the year?
Visibility in Raleigh changes from lowest 13.9 km (8.6 miles) in June to highest 15.7 km (9.8 miles) in November.
What are the UV levels in Raleigh throughout the year?
UV levels change in Raleigh from 4.3 in January to 9.3 in July.
Which months have the highest UV levels in Raleigh throughout the year?
In Raleigh, United States the highest UV index is during July, August and June. During July the average UV index is 9.3, in August UV level is 8.6 and in June UV index is around 8.4.
Which months have the lowest UV levels in Raleigh throughout the year?
The lowest UV levels in Raleigh are in January, December and February. In January the average UV index is around 4.3, in December UV index is 4.4 and during February UV level is 5.2.