Griffith-Merrillville Airport Weather Forecast 15 Days, Weather in Today
Current weather conditions and 15 day weather forecast for Griffith-Merrillville Airport, 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 Griffith-Merrillville Airport
| 24 March 2026 Tuesday 0.2 ° C / 32.4°F  Clear |
Feels Like : -3.2 ° C / 26.3°F Humidity : % 64 Pressure : 1031 mb Wind Speed : 10.4 kmph / 6.5 miles from ENE  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Griffith-Merrillville Airport, IN, USA
Weather Forecast for next 15 Days for Griffith-Merrillville 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 Griffith-Merrillville Airport, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 23 March 2026 Monday |  Overcast |
-0.8 ° C (30.6°F) |
6.1 ° C (43°F) |
1.6 ° C (34.9°F) |
% 67 | 0% | 1.2 | Sunrise:06:47 AM Sunset: 07:05 PM |
Moonrise:09:05 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 24 March 2026 Tuesday |  Partly Cloudy |
-2.5 ° C (27.5°F) |
9.9 ° C (49.8°F) |
3.6 ° C (38.6°F) |
% 59 | 0% | 0.9 | Sunrise:06:46 AM Sunset: 07:06 PM |
Moonrise:09:57 AM Moonset: 01:16 AM Moon Phase ( Waxing Crescent ) |
|
| 25 March 2026 Wednesday | Overcast |
3 ° C (37.4°F) |
17.7 ° C (63.9°F) |
9.3 ° C (48.7°F) |
% 69 | 0% | 1 | Sunrise:06:44 AM Sunset: 07:07 PM |
Moonrise:10:59 AM Moonset: 02:23 AM Moon Phase ( First Quarter ) |
|
| 26 March 2026 Thursday |  Patchy rain nearby |
6.6 ° C (43.8°F) |
19.8 ° C (67.6°F) |
13.8 ° C (56.8°F) |
% 90 | 70% | 1.5 | Sunrise:06:42 AM Sunset: 07:08 PM |
Moonrise:12:10 PM Moonset: 03:19 AM Moon Phase ( Waxing Gibbous ) |
|
| 27 March 2026 Friday | Patchy rain nearby |
-0.5 ° C (31.2°F) |
1.7 ° C (35°F) |
1.3 ° C (34.3°F) |
% 64 | 83% | 1.5 | Sunrise:06:41 AM Sunset: 07:10 PM |
Moonrise:01:25 PM Moonset: 04:02 AM Moon Phase ( Waxing Gibbous ) |
|
| 28 March 2026 Saturday | Sunny |
-1 ° C (30.2°F) |
9.1 ° C (48.4°F) |
2 ° C (35.6°F) |
% 48 | 0% | 0 | Sunrise:06:39 AM Sunset: 07:11 PM |
Moonrise:02:38 PM Moonset: 04:36 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 March 2026 Sunday | Partly Cloudy |
3.5 ° C (38.3°F) |
13.8 ° C (56.8°F) |
8.2 ° C (46.8°F) |
% 43 | 0% | 3 | Sunrise:06:37 AM Sunset: 07:12 PM |
Moonrise:03:50 PM Moonset: 05:04 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 March 2026 Monday | Partly Cloudy |
9.6 ° C (49.3°F) |
22.1 ° C (71.8°F) |
15.1 ° C (59.1°F) |
% 65 | 0% | 5 | Sunrise:06:35 AM Sunset: 07:13 PM |
Moonrise:04:59 PM Moonset: 05:28 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 March 2026 Tuesday |  Moderate rain |
14.2 ° C (57.5°F) |
14.7 ° C (58.5°F) |
15 ° C (59°F) |
% 92 | 83% | 3 | Sunrise:06:34 AM Sunset: 07:14 PM |
Moonrise:06:05 PM Moonset: 05:49 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 April 2026 Wednesday | Patchy rain nearby |
15.9 ° C (60.6°F) |
17.1 ° C (62.8°F) |
16.6 ° C (61.8°F) |
% 92 | 83% | 4 | Sunrise:06:32 AM Sunset: 07:15 PM |
Moonrise:07:11 PM Moonset: 06:08 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 April 2026 Thursday | Patchy rain nearby |
16.6 ° C (61.8°F) |
26.9 ° C (80.4°F) |
20.9 ° C (69.7°F) |
% 79 | 68% | 5 | Sunrise:06:30 AM Sunset: 07:16 PM |
Moonrise:08:16 PM Moonset: 06:29 AM Moon Phase ( Full Moon ) |
|
| 03 April 2026 Friday | Patchy rain nearby |
17.7 ° C (63.9°F) |
24.5 ° C (76.2°F) |
20.3 ° C (68.5°F) |
% 79 | 81% | 5 | Sunrise:06:29 AM Sunset: 07:17 PM |
Moonrise:09:21 PM Moonset: 06:51 AM Moon Phase ( Waning Gibbous ) |
|
| 04 April 2026 Saturday | Patchy rain nearby |
12.6 ° C (54.6°F) |
17.6 ° C (63.6°F) |
15.4 ° C (59.7°F) |
% 59 | 83% | 4 | Sunrise:06:27 AM Sunset: 07:18 PM |
Moonrise:10:26 PM Moonset: 07:16 AM Moon Phase ( Waning Gibbous ) |
|
| 05 April 2026 Sunday | Partly Cloudy |
7 ° C (44.6°F) |
10.7 ° C (51.3°F) |
9.3 ° C (48.8°F) |
% 46 | 0% | 3 | Sunrise:06:25 AM Sunset: 07:19 PM |
Moonrise:11:30 PM Moonset: 07:45 AM Moon Phase ( Waning Gibbous ) |
|
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