Johnston Airport Weather Forecast 15 Days, Weather in 9IS9 Today
Current weather conditions and 15 day weather forecast for Johnston Airport, Illinois, 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 Airport
| 26 March 2026 Thursday 17.8 ° C / 64°F  Clear |
Feels Like : 17.8 ° C / 64°F Humidity : % 54 Pressure : 1012 mb Wind Speed : 13.3 kmph / 8.3 miles from S  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Johnston Airport, IL, USA
Weather Forecast for next 15 Days for Johnston Airport 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 Airport, Illinois 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 25 March 2026 Wednesday | Sunny |
4.5 ° C (40.1°F) |
25.7 ° C (78.3°F) |
15.1 ° C (59.3°F) |
% 41 | 0% | 1.4 | Sunrise:06:51 AM Sunset: 07:13 PM |
Moonrise:11:11 AM Moonset: 02:24 AM Moon Phase ( First Quarter ) |
|
| 26 March 2026 Thursday |  Moderate rain |
8.3 ° C (47°F) |
30 ° C (86°F) |
19.7 ° C (67.4°F) |
% 72 | 87% | 1.6 | Sunrise:06:49 AM Sunset: 07:15 PM |
Moonrise:12:21 PM Moonset: 03:20 AM Moon Phase ( Waxing Gibbous ) |
|
| 27 March 2026 Friday |  Heavy rain |
0.4 ° C (32.7°F) |
12.9 ° C (55.2°F) |
6.1 ° C (43°F) |
% 68 | 87% | 1.5 | Sunrise:06:48 AM Sunset: 07:16 PM |
Moonrise:01:35 PM Moonset: 04:05 AM Moon Phase ( Waxing Gibbous ) |
|
| 28 March 2026 Saturday | Sunny |
-2.4 ° C (27.7°F) |
12.1 ° C (53.8°F) |
4.4 ° C (40°F) |
% 54 | 0% | 1.5 | Sunrise:06:46 AM Sunset: 07:17 PM |
Moonrise:02:48 PM Moonset: 04:40 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 March 2026 Sunday |  Patchy rain nearby |
5.2 ° C (41.3°F) |
10.9 ° C (51.6°F) |
7.6 ° C (45.6°F) |
% 64 | 61% | 0.4 | Sunrise:06:44 AM Sunset: 07:18 PM |
Moonrise:03:59 PM Moonset: 05:08 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 March 2026 Monday | Moderate rain |
11.1 ° C (51.9°F) |
20.6 ° C (69.1°F) |
14.7 ° C (58.4°F) |
% 77 | 86% | 0 | Sunrise:06:43 AM Sunset: 07:19 PM |
Moonrise:05:06 PM Moonset: 05:33 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 March 2026 Tuesday | Moderate rain |
15.2 ° C (59.4°F) |
21.7 ° C (71.1°F) |
18.1 ° C (64.6°F) |
% 86 | 84% | 4 | Sunrise:06:41 AM Sunset: 07:20 PM |
Moonrise:06:12 PM Moonset: 05:55 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 April 2026 Wednesday |  Partly Cloudy |
17.1 ° C (62.8°F) |
23.7 ° C (74.7°F) |
19.9 ° C (67.8°F) |
% 79 | 0% | 5 | Sunrise:06:39 AM Sunset: 07:21 PM |
Moonrise:07:17 PM Moonset: 06:15 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 April 2026 Thursday | Moderate rain |
14.9 ° C (58.8°F) |
17.6 ° C (63.6°F) |
17.1 ° C (62.8°F) |
% 90 | 87% | 4 | Sunrise:06:38 AM Sunset: 07:22 PM |
Moonrise:08:20 PM Moonset: 06:37 AM Moon Phase ( Full Moon ) |
|
| 03 April 2026 Friday | Patchy rain nearby |
3.8 ° C (38.8°F) |
6.9 ° C (44.3°F) |
6.9 ° C (44.4°F) |
% 87 | 87% | 2 | Sunrise:06:36 AM Sunset: 07:23 PM |
Moonrise:09:25 PM Moonset: 07:00 AM Moon Phase ( Waning Gibbous ) |
|
| 04 April 2026 Saturday | Partly Cloudy |
2.3 ° C (36.1°F) |
12.7 ° C (54.9°F) |
6.9 ° C (44.4°F) |
% 72 | 0% | 3 | Sunrise:06:34 AM Sunset: 07:24 PM |
Moonrise:10:29 PM Moonset: 07:26 AM Moon Phase ( Waning Gibbous ) |
|
| 05 April 2026 Sunday |  Overcast |
5.5 ° C (41.8°F) |
16.5 ° C (61.7°F) |
10.4 ° C (50.8°F) |
% 66 | 0% | 3 | Sunrise:06:33 AM Sunset: 07:25 PM |
Moonrise:11:33 PM Moonset: 07:56 AM Moon Phase ( Waning Gibbous ) |
|
| 06 April 2026 Monday | Sunny |
2.9 ° C (37.1°F) |
8.2 ° C (46.7°F) |
5.8 ° C (42.4°F) |
% 49 | 0% | 3 | Sunrise:06:31 AM Sunset: 07:26 PM |
Moonrise:No moonrise Moonset: 08:32 AM Moon Phase ( Waning Gibbous ) |
|
| 07 April 2026 Tuesday | Sunny |
-0.8 ° C (30.6°F) |
9.4 ° C (48.9°F) |
4.3 ° C (39.7°F) |
% 52 | 0% | 2 | Sunrise:06:30 AM Sunset: 07:27 PM |
Moonrise:12:32 AM Moonset: 09:15 AM Moon Phase ( Waning Gibbous ) |
|
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