Current weather conditions and 15 day weather forecast for Mercy Hospital St Louis Heliport, Missouri, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
| 05 December 2025 Friday -9.6 ° C / 14.7°F ![]() Clear |
Feels Like : -11.8 ° C / 10.8°F Humidity : % 70 Pressure : 1022 mb Wind Speed : 4 kmph / 2.5 miles from SE ![]() Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 05 December 2025 Friday | Sunny |
-12.7 ° C (9.1°F) |
3.9 ° C (39°F) |
-3.9 ° C (25°F) |
% 75 | 0% | 0.4 | Sunrise:07:04 AM Sunset: 04:39 PM |
Moonrise:05:12 PM Moonset: 08:09 AM Moon Phase ( Full Moon ) |
|
| 06 December 2025 Saturday | Mist |
-1.8 ° C (28.8°F) |
0.2 ° C (32.3°F) |
-0.1 ° C (31.8°F) |
% 93 | 0% | 0.4 | Sunrise:07:05 AM Sunset: 04:39 PM |
Moonrise:06:24 PM Moonset: 09:15 AM Moon Phase ( Waning Gibbous ) |
|
| 07 December 2025 Sunday | Overcast |
-5 ° C (23°F) |
2.1 ° C (35.8°F) |
-0.3 ° C (31.5°F) |
% 94 | 0% | 0.1 | Sunrise:07:06 AM Sunset: 04:39 PM |
Moonrise:07:41 PM Moonset: 10:06 AM Moon Phase ( Waning Gibbous ) |
|
| 08 December 2025 Monday | Sunny |
-8.2 ° C (17.3°F) |
-1 ° C (30.2°F) |
-4.7 ° C (23.5°F) |
% 61 | 0% | 0.4 | Sunrise:07:07 AM Sunset: 04:39 PM |
Moonrise:08:55 PM Moonset: 10:47 AM Moon Phase ( Waning Gibbous ) |
|
| 09 December 2025 Tuesday | Partly Cloudy |
-2.3 ° C (27.8°F) |
7.1 ° C (44.8°F) |
0.4 ° C (32.8°F) |
% 59 | 0% | 0 | Sunrise:07:08 AM Sunset: 04:40 PM |
Moonrise:10:05 PM Moonset: 11:19 AM Moon Phase ( Waning Gibbous ) |
|
| 10 December 2025 Wednesday | Patchy rain nearby |
-2.3 ° C (27.8°F) |
7.4 ° C (45.2°F) |
4 ° C (39.2°F) |
% 70 | 82% | 1 | Sunrise:07:09 AM Sunset: 04:40 PM |
Moonrise:11:11 PM Moonset: 11:45 AM Moon Phase ( Waning Gibbous ) |
|
| 11 December 2025 Thursday | Overcast |
-3.4 ° C (25.9°F) |
2.1 ° C (35.7°F) |
-0.9 ° C (30.3°F) |
% 68 | 0% | 1 | Sunrise:07:09 AM Sunset: 04:40 PM |
Moonrise:No moonrise Moonset: 12:08 PM Moon Phase ( Last Quarter ) |
|
| 12 December 2025 Friday | Light freezing rain |
-2.7 ° C (27.1°F) |
0.7 ° C (33.3°F) |
-1.3 ° C (29.7°F) |
% 76 | 88% | 1 | Sunrise:07:10 AM Sunset: 04:40 PM |
Moonrise:12:13 AM Moonset: 12:29 PM Moon Phase ( Waning Crescent ) |
|
| 13 December 2025 Saturday | Sunny |
-3 ° C (26.7°F) |
6 ° C (42.8°F) |
0.8 ° C (33.5°F) |
% 63 | 0% | 2 | Sunrise:07:11 AM Sunset: 04:40 PM |
Moonrise:01:14 AM Moonset: 12:51 PM Moon Phase ( Waning Crescent ) |
|
| 14 December 2025 Sunday | Overcast |
1.6 ° C (34.9°F) |
10.5 ° C (50.8°F) |
5.7 ° C (42.2°F) |
% 63 | 0% | 2 | Sunrise:07:12 AM Sunset: 04:40 PM |
Moonrise:02:14 AM Moonset: 01:13 PM Moon Phase ( Waning Crescent ) |
|
| 15 December 2025 Monday | Partly Cloudy |
-1.8 ° C (28.8°F) |
-0 ° C (32°F) |
-0.7 ° C (30.8°F) |
% 48 | 0% | 2 | Sunrise:07:12 AM Sunset: 04:41 PM |
Moonrise:03:14 AM Moonset: 01:38 PM Moon Phase ( Waning Crescent ) |
|
| 16 December 2025 Tuesday | Patchy rain nearby |
1.5 ° C (34.8°F) |
4.7 ° C (40.5°F) |
3.5 ° C (38.3°F) |
% 78 | 86% | 1 | Sunrise:07:13 AM Sunset: 04:41 PM |
Moonrise:04:15 AM Moonset: 02:06 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday | Moderate rain |
4.2 ° C (39.5°F) |
8.5 ° C (47.3°F) |
6.6 ° C (43.9°F) |
% 95 | 89% | 2 | Sunrise:07:14 AM Sunset: 04:41 PM |
Moonrise:05:17 AM Moonset: 02:39 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday | Patchy rain nearby |
3.6 ° C (38.6°F) |
8.1 ° C (46.5°F) |
5.5 ° C (41.9°F) |
% 88 | 77% | 2 | Sunrise:07:14 AM Sunset: 04:42 PM |
Moonrise:06:17 AM Moonset: 03:20 PM Moon Phase ( Waning Crescent ) |
|