Grissom AFB Weather Forecast 15 Days, Weather in Grissom AFB Today
Current weather conditions and 15 day weather forecast for Grissom AFB, Indiana, 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 Grissom AFB
| 01 May 2026 Friday 8.9 ° C / 48°F  Light rain |
Feels Like : 6.5 ° C / 43.8°F Humidity : % 96 Pressure : 1012 mb Wind Speed : 15.1 kmph / 9.4 miles from NNE  Visibility : 16 km Precipitation (rainfall) : 0.86 mm Cloud (%) : 100 |
15 day weather forecast for Grissom AFB, IN, USA
Weather Forecast for next 15 Days for Grissom AFB 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 Grissom AFB, Indiana 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 01 May 2026 Friday |  Patchy rain nearby |
4 ° C (39.1°F) |
10.6 ° C (51.1°F) |
8.2 ° C (46.8°F) |
% 71 | 89% | 4.8 | Sunrise:06:43 AM Sunset: 08:41 PM |
Moonrise:09:07 PM Moonset: 06:16 AM Moon Phase ( Full Moon ) |
|
| 02 May 2026 Saturday | Patchy rain nearby |
1.3 ° C (34.4°F) |
10.5 ° C (50.9°F) |
6.1 ° C (42.9°F) |
% 60 | 84% | 6.2 | Sunrise:06:42 AM Sunset: 08:42 PM |
Moonrise:10:11 PM Moonset: 06:44 AM Moon Phase ( Waning Gibbous ) |
|
| 03 May 2026 Sunday |  Partly Cloudy |
3.7 ° C (38.6°F) |
15.6 ° C (60.1°F) |
9.6 ° C (49.3°F) |
% 63 | 0% | 6.6 | Sunrise:06:41 AM Sunset: 08:43 PM |
Moonrise:11:12 PM Moonset: 07:18 AM Moon Phase ( Waning Gibbous ) |
|
| 04 May 2026 Monday |  Moderate rain |
10.9 ° C (51.6°F) |
21 ° C (69.8°F) |
15.1 ° C (59.1°F) |
% 78 | 89% | 5.8 | Sunrise:06:39 AM Sunset: 08:44 PM |
Moonrise:No moonrise Moonset: 07:59 AM Moon Phase ( Waning Gibbous ) |
|
| 05 May 2026 Tuesday | Moderate rain |
7.6 ° C (45.8°F) |
13.9 ° C (57.1°F) |
11.6 ° C (52.8°F) |
% 80 | 66% | 0.1 | Sunrise:06:38 AM Sunset: 08:45 PM |
Moonrise:12:09 AM Moonset: 08:47 AM Moon Phase ( Waning Gibbous ) |
|
| 06 May 2026 Wednesday | Patchy rain nearby |
5.4 ° C (41.6°F) |
12.6 ° C (54.8°F) |
8.9 ° C (48°F) |
% 67 | 73% | 2 | Sunrise:06:37 AM Sunset: 08:46 PM |
Moonrise:12:59 AM Moonset: 09:42 AM Moon Phase ( Waning Gibbous ) |
|
| 07 May 2026 Thursday | Patchy rain nearby |
6.3 ° C (43.4°F) |
14.6 ° C (58.2°F) |
10 ° C (50°F) |
% 68 | 84% | 2 | Sunrise:06:36 AM Sunset: 08:47 PM |
Moonrise:01:41 AM Moonset: 10:42 AM Moon Phase ( Waning Gibbous ) |
|
| 08 May 2026 Friday | Patchy rain nearby |
7.2 ° C (45°F) |
17.7 ° C (63.9°F) |
12.8 ° C (55°F) |
% 70 | 87% | 3 | Sunrise:06:35 AM Sunset: 08:48 PM |
Moonrise:02:16 AM Moonset: 11:47 AM Moon Phase ( Waning Gibbous ) |
|
| 09 May 2026 Saturday |  Sunny |
8.8 ° C (47.8°F) |
16 ° C (60.8°F) |
12.4 ° C (54.3°F) |
% 67 | 0% | 4 | Sunrise:06:34 AM Sunset: 08:49 PM |
Moonrise:02:46 AM Moonset: 12:52 PM Moon Phase ( Last Quarter ) |
|
| 10 May 2026 Sunday | Partly Cloudy |
6.8 ° C (44.2°F) |
13.1 ° C (55.5°F) |
9.9 ° C (49.8°F) |
% 72 | 0% | 3 | Sunrise:06:32 AM Sunset: 08:50 PM |
Moonrise:03:12 AM Moonset: 01:58 PM Moon Phase ( Waning Crescent ) |
|
| 11 May 2026 Monday | Patchy rain nearby |
9.7 ° C (49.5°F) |
24.9 ° C (76.8°F) |
17.7 ° C (63.9°F) |
% 80 | 83% | 4 | Sunrise:06:31 AM Sunset: 08:51 PM |
Moonrise:03:35 AM Moonset: 03:05 PM Moon Phase ( Waning Crescent ) |
|
| 12 May 2026 Tuesday | Patchy rain nearby |
12 ° C (53.6°F) |
18.9 ° C (66.1°F) |
14.9 ° C (58.9°F) |
% 79 | 89% | 3 | Sunrise:06:30 AM Sunset: 08:52 PM |
Moonrise:03:58 AM Moonset: 04:13 PM Moon Phase ( Waning Crescent ) |
|
| 13 May 2026 Wednesday |  Cloudy |
7.9 ° C (46.2°F) |
16.4 ° C (61.5°F) |
12.7 ° C (54.8°F) |
% 67 | 0% | 3 | Sunrise:06:29 AM Sunset: 08:53 PM |
Moonrise:04:20 AM Moonset: 05:25 PM Moon Phase ( Waning Crescent ) |
|
| 14 May 2026 Thursday | Sunny |
4 ° C (39.2°F) |
13.3 ° C (55.9°F) |
8.2 ° C (46.7°F) |
% 67 | 0% | 3 | Sunrise:06:28 AM Sunset: 08:54 PM |
Moonrise:04:45 AM Moonset: 06:41 PM Moon Phase ( Waning Crescent ) |
|
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