Johnston Weather Forecast 15 Days, Weather in Johnston Today
Current weather conditions and 15 day weather forecast for Johnston, South Carolina, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
Current weather conditions at Johnston
| 08 February 2026 Sunday -4.3 ° C / 24.3°F  Clear |
Feels Like : -7 ° C / 19.4°F Humidity : % 54 Pressure : 1027 mb Wind Speed : 6.1 kmph / 3.8 miles from E  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Johnston, SC, USA
Weather Forecast for next 15 Days for Johnston including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is weather for the next 15 days in Johnston, South Carolina state, US. To see the daily forecast, scroll to the table below.
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 08 February 2026 Sunday | Sunny |
-0.9 ° C (30.4°F) |
12.1 ° C (53.8°F) |
3.6 ° C (38.4°F) |
% 37 | 0% | 0.9 | Sunrise:07:19 AM Sunset: 06:05 PM |
Moonrise:12:07 AM Moonset: 10:43 AM Moon Phase ( Waning Gibbous ) |
|
| 09 February 2026 Monday |  Partly Cloudy |
0.8 ° C (33.4°F) |
11.3 ° C (52.3°F) |
6 ° C (42.7°F) |
% 47 | 0% | 0.5 | Sunrise:07:18 AM Sunset: 06:06 PM |
Moonrise:01:07 AM Moonset: 11:16 AM Moon Phase ( Last Quarter ) |
|
| 10 February 2026 Tuesday |  Cloudy |
8.9 ° C (48°F) |
17.4 ° C (63.3°F) |
12.2 ° C (54°F) |
% 70 | 0% | 0.8 | Sunrise:07:17 AM Sunset: 06:07 PM |
Moonrise:02:06 AM Moonset: 11:53 AM Moon Phase ( Waning Crescent ) |
|
| 11 February 2026 Wednesday |  Patchy rain nearby |
9.1 ° C (48.4°F) |
22.5 ° C (72.5°F) |
15.8 ° C (60.5°F) |
% 69 | 89% | 0.2 | Sunrise:07:16 AM Sunset: 06:08 PM |
Moonrise:03:04 AM Moonset: 12:37 PM Moon Phase ( Waning Crescent ) |
|
| 12 February 2026 Thursday | Patchy rain nearby |
4 ° C (39.3°F) |
18 ° C (64.5°F) |
10.3 ° C (50.6°F) |
% 69 | 83% | 0 | Sunrise:07:15 AM Sunset: 06:09 PM |
Moonrise:03:59 AM Moonset: 01:28 PM Moon Phase ( Waning Crescent ) |
|
| 13 February 2026 Friday | Patchy rain nearby |
6.1 ° C (42.9°F) |
7.1 ° C (44.7°F) |
7 ° C (44.7°F) |
% 89 | 81% | 2 | Sunrise:07:14 AM Sunset: 06:10 PM |
Moonrise:04:49 AM Moonset: 02:24 PM Moon Phase ( Waning Crescent ) |
|
| 14 February 2026 Saturday | Partly Cloudy |
4 ° C (39.2°F) |
10.1 ° C (50.2°F) |
6.5 ° C (43.6°F) |
% 65 | 0% | 3 | Sunrise:07:13 AM Sunset: 06:11 PM |
Moonrise:05:35 AM Moonset: 03:25 PM Moon Phase ( Waning Crescent ) |
|
| 15 February 2026 Sunday | Partly Cloudy |
0.6 ° C (33.1°F) |
10.6 ° C (51.1°F) |
5.6 ° C (42°F) |
% 51 | 0% | 3 | Sunrise:07:12 AM Sunset: 06:11 PM |
Moonrise:06:13 AM Moonset: 04:28 PM Moon Phase ( Waning Crescent ) |
|
| 16 February 2026 Monday | Sunny |
2.6 ° C (36.6°F) |
13.8 ° C (56.9°F) |
8.1 ° C (46.5°F) |
% 50 | 0% | 3 | Sunrise:07:11 AM Sunset: 06:12 PM |
Moonrise:06:48 AM Moonset: 05:33 PM Moon Phase ( Waning Crescent ) |
|
| 17 February 2026 Tuesday | Sunny |
5.3 ° C (41.5°F) |
18.9 ° C (66.1°F) |
11.9 ° C (53.4°F) |
% 60 | 0% | 4 | Sunrise:07:10 AM Sunset: 06:13 PM |
Moonrise:07:19 AM Moonset: 06:36 PM Moon Phase ( New Moon ) |
|
| 18 February 2026 Wednesday | Cloudy |
11.4 ° C (52.5°F) |
19.9 ° C (67.9°F) |
15.6 ° C (60.1°F) |
% 73 | 0% | 4 | Sunrise:07:09 AM Sunset: 06:14 PM |
Moonrise:07:47 AM Moonset: 07:41 PM Moon Phase ( Waxing Crescent ) |
|
| 19 February 2026 Thursday | Patchy rain nearby |
13.3 ° C (55.9°F) |
21.5 ° C (70.7°F) |
16.6 ° C (62°F) |
% 80 | 84% | 4 | Sunrise:07:08 AM Sunset: 06:15 PM |
Moonrise:08:14 AM Moonset: 08:45 PM Moon Phase ( Waxing Crescent ) |
|
| 20 February 2026 Friday | Patchy rain nearby |
14.9 ° C (58.8°F) |
25.3 ° C (77.5°F) |
19.2 ° C (66.5°F) |
% 73 | 78% | 4 | Sunrise:07:06 AM Sunset: 06:16 PM |
Moonrise:08:42 AM Moonset: 09:51 PM Moon Phase ( Waxing Crescent ) |
|
| 21 February 2026 Saturday | Patchy rain nearby |
15.3 ° C (59.6°F) |
23.5 ° C (74.3°F) |
18.9 ° C (66.1°F) |
% 79 | 87% | 4 | Sunrise:07:05 AM Sunset: 06:17 PM |
Moonrise:09:12 AM Moonset: 10:59 PM Moon Phase ( Waxing Crescent ) |
|
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