5-day weather forecast Atlanta Oct 21, 2026
16°Weather forecast Atlanta today Oct 21, 2026: sunny, temperature from 14 °C to 25 °C.
Precipitation probability 2%. Wind up to 2.31 m/s (gusts 5.92 m/s). Air humidity 15–48%, atmospheric pressure 764–768 mm Hg, UV index up to 5.5.
5 days at a glance — tap a day to open it
Sunrise 07:47
Sunset 18:56
Sunset 18:56
Waxing Gibbous86% illuminated
Moonrise 16:35 · Moonset 03:22
Moonrise 16:35 · Moonset 03:22
Chart
Table
Wed, Oct 21, 2026
| Time | Weather | Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index |
|---|---|---|---|---|---|---|---|---|
| 00:00 | Clear | 17 °C | 1% | 0% | 42% | 767 mm Hg | NNE 32° 1.39 (1.72) m/s | 0 |
| 01:00 | Clear | 17 °C | 1% | 0% | 44% | 767 mm Hg | NE 41° 1.39 (1.42) m/s | 0 |
| 02:00 | Clear | 16 °C | 1% | 0% | 46% | 767 mm Hg | ENE 64° 1.39 (1.72) m/s | 0 |
| 03:00 | Clear | 16 °C | 2% | 0% | 48% | 767 mm Hg | ENE 74° 1.31 (1.31) m/s | 0 |
| 04:00 | Clear | 15 °C | 1% | 0% | 46% | 767 mm Hg | ENE 66° 1.31 (1.42) m/s | 0 |
| 05:00 | Clear | 15 °C | 1% | 0% | 43% | 767 mm Hg | E 79° 1.39 (1.39) m/s | 0 |
| 06:00 | Clear | 14 °C | 1% | 0% | 39% | 767 mm Hg | ENE 75° 1.5 (1.61) m/s | 0 |
| 07:00 | Clear | 14 °C | 1% | 0% | 37% | 767 mm Hg | ENE 65° 1.31 (1.42) m/s | 0 |
| 08:00 |  Sunny | 14 °C | 1% | 0% | 36% | 767 mm Hg | ENE 65° 1.61 (2) m/s | 0 |
| 09:00 | Sunny | 15 °C | 1% | 0% | 32% | 768 mm Hg | ENE 76° 2 (3.92) m/s | 0.3 |
| 10:00 | Sunny | 17 °C | 0% | 0% | 28% | 768 mm Hg | E 87° 2.19 (3.5) m/s | 1.2 |
| 11:00 | Sunny | 19 °C | 0% | 0% | 24% | 767 mm Hg | E 95° 2.11 (2.92) m/s | 2.6 |
| 12:00 | Sunny | 21 °C | 0% | 0% | 22% | 767 mm Hg | ESE 108° 2 (2.25) m/s | 4.2 |
| 13:00 | Sunny | 23 °C | 0% | 0% | 20% | 767 mm Hg | ESE 122° 1.5 (4.5) m/s | 5.4 |
| 14:00 | Sunny | 24 °C | 0% | 0% | 18% | 766 mm Hg | SSE 149° 0.89 (4.89) m/s | 5.5 |
| 15:00 | Sunny | 25 °C | 0% | 0% | 16% | 765 mm Hg | SSW 194° 0.39 (0.83) m/s | 4.6 |
| 16:00 | Sunny | 25 °C | 0% | 0% | 15% | 765 mm Hg | WSW 258° 0.69 (1.39) m/s | 3.1 |
| 17:00 | Sunny | 25 °C | 0% | 0% | 15% | 764 mm Hg | W 279° 1.19 (1.92) m/s | 1.5 |
| 18:00 | Sunny | 24 °C | 0% | 0% | 16% | 764 mm Hg | WNW 283° 2.11 (2.31) m/s | 0.4 |
| 19:00 | Clear | 22 °C | 0% | 0% | 22% | 764 mm Hg | WNW 295° 2.19 (4.89) m/s | 0 |
| 20:00 | Clear | 21 °C | 0% | 0% | 26% | 765 mm Hg | NW 315° 2.31 (5.92) m/s | 0 |
| 21:00 | Clear | 20 °C | 0% | 0% | 29% | 765 mm Hg | NW 321° 2.11 (5.81) m/s | 0 |
| 22:00 | Clear | 19 °C | 1% | 0% | 31% | 765 mm Hg | NW 316° 1.69 (4.39) m/s | 0 |
| 23:00 | Clear | 18 °C | 1% | 0% | 34% | 765 mm Hg | NW 305° 1.69 (4.31) m/s | 0 |
Wed, Oct 21, 2026
Frequently asked questions about the 5-day weather in Atlanta
What will the weather be like in Atlanta over the next 5 days?
Over the next 5 days in Atlanta the temperature is expected to range from about 12 to 25 °C. See the detailed hourly forecast for each of the 5 days in the charts above.
On which of the next 5 days will it rain in Atlanta?
The chance of rain in Atlanta over the next 5 days reaches 11%. Check the 5-day precipitation chart above to see exactly which days and hours bring rain.
How accurate is the 5-day weather forecast for Atlanta?
A 5-day forecast is fairly reliable: the first 2–3 days are usually very accurate, while days 4–5 may be refined. The data is updated several times a day, so check back before important plans.
Which of the next 5 days in Atlanta will be the warmest and which the coolest?
Over the next 5 days the temperature in Atlanta ranges from about 12 to 25 °C. Compare the warmest and coolest day on the temperature chart above.
Will it be windy in Atlanta over the next 5 days?
Over the next 5 days the wind in Atlanta picks up to 5 m/s. The windiest days are easy to spot on the wind chart above.
Which day of the week in Atlanta is best for a walk or a trip?
For a walk or a trip, pick the days with the lowest chance of rain (up to 11%) and light wind — easy to compare on the 5-day charts above.
How can I best use the 5-day forecast for Atlanta?
The first 2–3 days are reliable enough for firm decisions, while days 4–5 are a guide that sharpens as they approach. The forecast is updated several times a day, so check again before important plans.
Will I need an umbrella or sunscreen in Atlanta this week?
Rain reaches a 11% chance across the next 5 days, so pack something waterproof for the wettest of them — the daily strip above shows which. Today’s UV index peaks at 5.5; sunscreen is worth it from about 3 upwards.
Atlanta on the map
Data Sources & Methodology
Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.