9 to 32°C
temperature
2911 hours
sunshine per day
939 mm
rain
185 days
dry
176 days
rain
4 days
snow

Climate of Roswell

Roswell has a oceanic climate. There is rainfall during all months of the year. The average annual temperature for Roswell is 22° degrees and there is about 938 mm of rain in a year. It is dry for 168 days a year with an average humidity of 73% and an UV-index of 4.

Climate averages for the whole year

  • Day: the average daily temperature during the day is between 9°C and 32°C
  • Night:the average nighttime temperature is between 1°C and 21°C
  • Rain: it rains 176 days and there is a total of approximately 939 mm rainfall
  • Snow: it snows an average of 4 days per year
  • Sun hours: throughout the year there are 2911 sun hours
Maximum temperature: between 9°C and 32°C
Warmest month: 32°C in July
Coldest month: 9°C in January
Night temperature: between 1°C and 21°C
Dry days: 185 days
Days with rain: 176 days
Days with snow: 4 days
Total rain sum: 939 mm
Hours of sunshine: 2911 hours

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Temperature graph

This graph shows the average maximum temperature (red) and minimum temperature (blue) for Roswell.

Precipitation graph

This graph shows the average amount of rainfall per month for Roswell.

Climate table of Roswell

In this climate table you can see at a glance what the average weather per month is for Roswell. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Roswell might be like in a given month.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Day temp. (°C) 9 12 17 22 26 31 32 32 28 22 16 12
Night temp. (°C) 1 3 7 11 15 19 21 21 18 11 6 4
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Precipitation (mm) 68 75 76 68 95 79 90 96 75 47 77 93
Days with rain 12 14 15 15 18 18 19 19 13 9 10 14
Days with snow 2 1 - - - - - - - - - 1
Dry days 17 13 16 15 13 12 12 12 17 22 20 16
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sun hours per day 6 7 7 9 10 11 11 10 8 7 6 5
Wind force (Bft) 3 3 3 2 2 2 2 2 2 2 2 3
UV-index 3 3 4 5 6 6 6 6 5 4 3 2

Best time to visit Roswell

The best time to visit Roswell in the state of Georgia is from April through October. In this period you have a hot temperature and little precipitation. The highest average temperature in Roswell is 32°C in July and the lowest is 9°C in January.

Climate of Roswell by month

What is the average climate in a given month for Roswell? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.

Roswell weather experiences

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