Henry Post Army Air Field (Fort Sill) Weather Forecast 15 Days, Weather in FSI Today
Current weather conditions and 15 day weather forecast for Henry Post Army Air Field (Fort Sill), Oklahoma, 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 Henry Post Army Air Field (Fort Sill)
| 14 December 2025 Sunday 1.1 ° C / 34°F  Sunny |
Feels Like : -3.4 ° C / 25.9°F Humidity : % 36 Pressure : 1037 mb Wind Speed : 16.9 kmph / 10.5 miles from NE  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Henry Post Army Air Field (Fort Sill), OK, USA
Weather Forecast for next 15 Days for Henry Post Army Air Field (Fort Sill) 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 Henry Post Army Air Field (Fort Sill), Oklahoma 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 14 December 2025 Sunday | Sunny |
-6.2 ° C (20.8°F) |
4.6 ° C (40.3°F) |
-1.1 ° C (30°F) |
% 51 | 0% | 0.6 | Sunrise:07:33 AM Sunset: 05:24 PM |
Moonrise:02:42 AM Moonset: 01:52 PM Moon Phase ( Waning Crescent ) |
|
| 15 December 2025 Monday |  Overcast |
-4.7 ° C (23.5°F) |
5.6 ° C (42.1°F) |
0 ° C (32.1°F) |
% 56 | 0% | 0.6 | Sunrise:07:34 AM Sunset: 05:25 PM |
Moonrise:03:40 AM Moonset: 02:19 PM Moon Phase ( Waning Crescent ) |
|
| 16 December 2025 Tuesday | Sunny |
-2.5 ° C (27.5°F) |
14.3 ° C (57.7°F) |
5.7 ° C (42.3°F) |
% 72 | 0% | 0.5 | Sunrise:07:34 AM Sunset: 05:25 PM |
Moonrise:04:38 AM Moonset: 02:50 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday |  Partly Cloudy |
10.7 ° C (51.2°F) |
22.4 ° C (72.3°F) |
15.4 ° C (59.6°F) |
% 75 | 0% | 0.6 | Sunrise:07:35 AM Sunset: 05:25 PM |
Moonrise:05:38 AM Moonset: 03:26 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday | Sunny |
10.2 ° C (50.4°F) |
18.4 ° C (65.1°F) |
13.7 ° C (56.7°F) |
% 47 | 0% | 0 | Sunrise:07:36 AM Sunset: 05:26 PM |
Moonrise:06:36 AM Moonset: 04:08 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday | Sunny |
10.3 ° C (50.6°F) |
19.5 ° C (67°F) |
14.4 ° C (57.9°F) |
% 40 | 0% | 4 | Sunrise:07:36 AM Sunset: 05:26 PM |
Moonrise:07:33 AM Moonset: 04:57 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday | Sunny |
9.2 ° C (48.6°F) |
23.5 ° C (74.2°F) |
17.6 ° C (63.6°F) |
% 58 | 0% | 5 | Sunrise:07:37 AM Sunset: 05:27 PM |
Moonrise:08:24 AM Moonset: 05:52 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Sunny |
3.6 ° C (38.5°F) |
13.8 ° C (56.8°F) |
7.7 ° C (45.9°F) |
% 45 | 0% | 3 | Sunrise:07:37 AM Sunset: 05:27 PM |
Moonrise:09:10 AM Moonset: 06:52 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Sunny |
5.9 ° C (42.6°F) |
24.3 ° C (75.7°F) |
13.9 ° C (57°F) |
% 63 | 0% | 4 | Sunrise:07:38 AM Sunset: 05:28 PM |
Moonrise:09:50 AM Moonset: 07:54 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Partly Cloudy |
6.6 ° C (43.8°F) |
11.9 ° C (53.4°F) |
11.3 ° C (52.3°F) |
% 52 | 0% | 4 | Sunrise:07:38 AM Sunset: 05:28 PM |
Moonrise:10:24 AM Moonset: 08:57 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday |  Patchy rain nearby |
4.7 ° C (40.4°F) |
5.1 ° C (41.1°F) |
5.3 ° C (41.5°F) |
% 65 | 87% | 2 | Sunrise:07:39 AM Sunset: 05:29 PM |
Moonrise:10:54 AM Moonset: 10:00 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Patchy rain nearby |
6.7 ° C (44°F) |
17.6 ° C (63.7°F) |
12.8 ° C (55.1°F) |
% 94 | 87% | 3 | Sunrise:07:39 AM Sunset: 05:29 PM |
Moonrise:11:22 AM Moonset: 11:02 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday |  Cloudy |
0.5 ° C (33°F) |
2.7 ° C (36.8°F) |
3.9 ° C (39.1°F) |
% 76 | 0% | 1 | Sunrise:07:39 AM Sunset: 05:30 PM |
Moonrise:11:48 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Overcast |
-0.6 ° C (31°F) |
6 ° C (42.9°F) |
1.5 ° C (34.8°F) |
% 73 | 0% | 1 | Sunrise:07:40 AM Sunset: 05:31 PM |
Moonrise:12:14 PM Moonset: 12:05 AM Moon Phase ( First Quarter ) |
|
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