Saint Charles, MO 63303 Hourly Weather

Saint Charles County9:27 AM CDT38.76°N, 90.55°W

Next 48 hours

9 AM 12 PM 3 PM 6 PM 9 PM Fri Oct 23 12 AM 3 AM 6 AM 9 AM 12 PM 3 PM 6 PM 9 PM Sat Oct 24 12 AM 3 AM 6 AM 45° 50° 55° 60° 65° 70° 75° %
TemperatureFeels likeChance of precipitationNight
Thursday, October 2215 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
9 AM Sunny 56° 56° 0% 0.00 in Calm 79% 50° 5% 1
10 AM Sunny 64° 64° 0% 0.00 in Calm 61% 50° 3% 2
11 AM Sunny 68° 68° 0% 0.00 in Calm 54% 51° 1% 4
12 PM Sunny 71° 71° 0% 0.00 in Calm 47% 50° 1% 5
1 PM Sunny 75° 75° 0% 0.00 in Calm 40% 49° 1% 5
2 PM Sunny 76° 76° 0% 0.00 in NE 1 38% 49° 1% 4
3 PM Sunny 76° 76° 0% 0.00 in NE 1 35% 47° 1% 3
4 PM Sunny 77° 77° 0% 0.00 in NE 1 34% 47° 1% 1
5 PM Sunny 75° 75° 0% 0.00 in NE 1 37% 47° 1% 0
6 PM Clear 73° 73° 0% 0.00 in Calm 41% 48° 1% 0
7 PM Clear 68° 68° 0% 0.00 in Calm 48% 48° 1% 0
8 PM Clear 63° 63° 0% 0.00 in Calm 58% 48° 2% 0
9 PM Clear 62° 62° 0% 0.00 in Calm 61% 49° 3% 0
10 PM Clear 60° 60° 0% 0.00 in Calm 66% 49° 4% 0
11 PM Clear 58° 58° 0% 0.00 in Calm 72% 49° 3% 0
Friday, October 2324 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Clear 56° 56° 0% 0.00 in Calm 75% 49° 3% 0
1 AM Clear 55° 55° 0% 0.00 in E 1 77% 48° 3% 0
2 AM Clear 54° 54° 0% 0.00 in SE 1 80% 48° 2% 0
3 AM Clear 53° 53° 0% 0.00 in SE 2 81% 47° 2% 0
4 AM Clear 51° 51° 0% 0.00 in SE 2 84% 47° 3% 0
5 AM Clear 51° 51° 0% 0.00 in SE 2 83% 46° 2% 0
6 AM Sunny 50° 50° 0% 0.00 in SE 2 85% 46° 2% 0
7 AM Sunny 49° 49° 0% 0.00 in SE 2 87% 46° 2% 0
8 AM Sunny 50° 50° 0% 0.00 in SE 2 88% 47° 0% 0
9 AM Sunny 54° 54° 0% 0.00 in SE 3 79% 48° 0% 1
10 AM Sunny 62° 62° 0% 0.00 in SE 3 62% 49° 0% 2
11 AM Sunny 66° 66° 0% 0.00 in SE 5 53% 49° 0% 4
12 PM Sunny 69° 69° 0% 0.00 in SE 5 47% 48° 7% 4
1 PM Sunny 72° 72° 0% 0.00 in SE 6 42% 48° 1% 5
2 PM Sunny 73° 73° 0% 0.00 in SE 6 40% 47° 0% 4
3 PM Sunny 74° 74° 0% 0.00 in SE 5 38% 47° 2% 3
4 PM Sunny 75° 75° 0% 0.00 in SE 5 37% 47° 2% 1
5 PM Sunny 73° 73° 0% 0.00 in SE 5 40% 48° 2% 0
6 PM Clear 70° 70° 0% 0.00 in SE 3 45% 48° 2% 0
7 PM Mostly Clear 67° 67° 0% 0.00 in SE 3 51% 48° 15% 0
8 PM Clear 62° 62° 0% 0.00 in SE 5 58% 48° 0% 0
9 PM Mostly Clear 60° 60° 0% 0.00 in SE 5 66% 49° 9% 0
10 PM Mostly Clear 59° 59° 0% 0.00 in SE 5 66% 48° 17% 0
11 PM Mostly Clear 57° 57° 0% 0.00 in SE 5 69% 47° 19% 0
Saturday, October 2424 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 56° 56° 0% 0.00 in SE 3 72% 47° 22% 0
1 AM Mostly Clear 55° 55° 0% 0.00 in SE 3 72% 46° 24% 0
2 AM Partly Cloudy 53° 53° 0% 0.00 in SE 3 77% 46° 26% 0
3 AM Partly Cloudy 52° 52° 0% 0.00 in SE 3 77% 45° 28% 0
4 AM Partly Cloudy 50° 49° 0% 0.00 in SE 3 83% 45° 30% 0
5 AM Partly Cloudy 49° 48° 0% 0.00 in SE 3 83% 44° 32% 0
6 AM Mostly Sunny 48° 48° 0% 0.00 in SE 2 86% 44° 33% 0
7 AM Mostly Sunny 48° 48° 0% 0.00 in SE 2 86% 44° 35% 0
8 AM Mostly Sunny 51° 51° 0% 0.00 in SE 2 83% 46° 32% 0
9 AM Mostly Sunny 56° 56° 0% 0.00 in SE 3 72% 47° 30% 1
10 AM Mostly Sunny 61° 61° 0% 0.00 in SE 3 65% 49° 27% 2
11 AM Mostly Sunny 65° 65° 0% 0.00 in SE 3 G8 56% 49° 29% 4
12 PM Mostly Sunny 69° 69° 0% 0.00 in SE 3 G8 49% 49° 31% 4
1 PM Mostly Sunny 72° 72° 0% 0.00 in SE 3 G8 43% 48° 33% 5
2 PM Mostly Sunny 74° 74° 0% 0.00 in SE 3 G8 40% 48° 37% 4
3 PM Mostly Sunny 75° 75° 0% 0.00 in SE 3 G8 37% 47° 41% 3
4 PM Mostly Sunny 75° 75° 0% 0.00 in SE 3 37% 47° 45% 1
5 PM Mostly Sunny 73° 73° 0% 0.00 in SE 3 41% 48° 46% 0
6 PM Partly Cloudy 70° 70° 0% 0.00 in SE 3 46% 48° 47% 0
7 PM Partly Cloudy 67° 67° 0% 0.00 in SE 3 52% 49° 48% 0
8 PM Partly Cloudy 64° 64° 0% 0.00 in SE 3 58% 49° 46% –
9 PM Partly Cloudy 61° 61° 0% 0.00 in SE 3 62% 48° 44% –
10 PM Partly Cloudy 59° 59° 0% 0.00 in SE 3 67% 48° 42% –
11 PM Partly Cloudy 58° 58° 0% 0.00 in SE 3 69% 48° 47% –
Sunday, October 2524 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 57° 57° 0% 0.00 in S 2 69% 47° 51% –
1 AM Mostly Cloudy 56° 56° 0% 0.00 in S 2 72% 47° 56% –
2 AM Mostly Cloudy 55° 55° 0% 0.00 in S 2 74% 47° 57% –
3 AM Mostly Cloudy 54° 54° 0% 0.00 in S 2 74% 46° 57% –
4 AM Mostly Cloudy 52° 52° 0% 0.00 in S 2 80% 46° 58% –
5 AM Mostly Cloudy 51° 51° 0% 0.00 in S 2 80% 45° 55% –
6 AM Partly Sunny 50° 50° 0% 0.00 in S 1 83% 45° 51% –
7 AM Mostly Sunny 50° 50° 0% 0.00 in S 1 83% 45° 48% –
8 AM Mostly Sunny 53° 53° 0% 0.00 in S 1 77% 46° 49% –
9 AM Partly Sunny 58° 58° 0% 0.00 in S 2 69% 48° 51% –
10 AM Partly Sunny 63° 63° 0% 0.00 in S 2 62% 50° 52% –
11 AM Partly Sunny 67° 67° 0% 0.00 in S 2 54% 50° 53% –
12 PM Partly Sunny 71° 71° 0% 0.00 in S 2 47% 50° 53% –
1 PM Partly Sunny 74° 74° 0% 0.00 in S 2 43% 50° 54% –
2 PM Partly Sunny 77° 77° 0% 0.00 in S 2 39% 50° 54% –
3 PM Partly Sunny 77° 77° 0% 0.00 in S 2 37% 49° 54% –
4 PM Partly Sunny 77° 77° 0% 0.00 in S 2 37% 49° 54% –
5 PM Partly Sunny 75° 75° 0% 0.00 in S 2 41% 50° 57% –
6 PM Mostly Cloudy 72° 72° 0% 0.00 in SE 2 46% 50° 60% –
7 PM Mostly Cloudy 69° 69° 0% 0.00 in SE 2 53% 51° 62% –
8 PM Mostly Cloudy 66° 66° 0% 0.00 in SE 2 58% 51° 62% –
9 PM Mostly Cloudy 63° 63° 0% 0.00 in S 2 62% 50° 62% –
10 PM Mostly Cloudy 61° 61° 0% 0.00 in S 2 67% 50° 62% –
11 PM Mostly Cloudy 59° 59° 0% 0.00 in S 2 69% 49° 62% –
Monday, October 2624 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 58° 58° 0% 0.00 in S 2 72% 49° 62% –
1 AM Mostly Cloudy 57° 57° 0% 0.00 in S 2 72% 48° 70% –
2 AM Mostly Cloudy 56° 56° 0% 0.00 in S 2 74% 48° 70% –
3 AM Mostly Cloudy 55° 55° 0% 0.00 in S 1 74% 47° 70% –
4 AM Mostly Cloudy 54° 54° 0% 0.00 in S 1 77% 47° 70% –
5 AM Mostly Cloudy 53° 53° 0% 0.00 in S 1 77% 46° 70% –
6 AM Mostly Cloudy 52° 52° 0% 0.00 in S 1 80% 46° 70% –
7 AM Partly Sunny 53° 53° 0% 0.00 in S 1 77% 46° 64% –
8 AM Partly Sunny 55° 55° 0% 0.00 in S 1 74% 47° 64% –
9 AM Partly Sunny 59° 59° 0% 0.00 in S 1 69% 49° 64% –
10 AM Partly Sunny 63° 63° 0% 0.00 in S 1 62% 50° 64% –
11 AM Partly Sunny 67° 67° 0% 0.00 in S 1 54% 50° 64% –
12 PM Partly Sunny 71° 71° 0% 0.00 in S 2 47% 50° 64% –
1 PM Partly Sunny 74° 74° 0% 0.00 in S 2 43% 50° 58% –
2 PM Partly Sunny 76° 76° 0% 0.00 in S 2 40% 50° 58% –
3 PM Partly Sunny 77° 77° 0% 0.00 in S 1 37% 49° 58% –
4 PM Partly Sunny 76° 76° 0% 0.00 in S 1 39% 49° 58% –
5 PM Partly Sunny 74° 74° 0% 0.00 in S 1 43% 50° 58% –
6 PM Mostly Cloudy 71° 71° 0% 0.00 in S 1 47% 50° 58% –
7 PM Mostly Cloudy 68° 68° 1% 0.00 in SE 1 55% 51° 68% –
8 PM Mostly Cloudy 65° 65° 1% 0.00 in S 1 60% 51° 68% –
9 PM Mostly Cloudy 62° 62° 1% 0.00 in S 2 67% 51° 68% –
10 PM Mostly Cloudy 60° 60° 1% 0.00 in S 2 69% 50° 68% –
11 PM Mostly Cloudy 58° 58° 1% 0.00 in S 2 72% 49° 68% –
Tuesday, October 2724 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 57° 57° 1% 0.00 in S 2 75% 49° 68% –
1 AM Mostly Cloudy 56° 56° 2% 0.00 in S 2 74% 48° 62% –
2 AM Mostly Cloudy 55° 55° 2% 0.00 in S 2 77% 48° 62% –
3 AM Mostly Cloudy 54° 54° 2% 0.00 in S 2 80% 48° 62% –
4 AM Mostly Cloudy 53° 53° 2% 0.00 in S 2 83% 48° 62% –
5 AM Mostly Cloudy 52° 52° 2% 0.00 in S 2 86% 48° 62% –
6 AM Partly Sunny 51° 51° 2% 0.00 in S 2 86% 47° 62% –
7 AM Partly Sunny 51° 51° 4% 0.00 in S 2 86% 47° 59% –
8 AM Partly Sunny 53° 53° 4% 0.00 in S 2 83% 48° 59% –
9 AM Partly Sunny 57° 57° 4% 0.00 in S 3 75% 49° 59% –
10 AM Partly Sunny 61° 61° 4% 0.00 in S 3 67% 50° 59% –
11 AM Partly Sunny 64° 64° 4% 0.00 in SW 3 60% 50° 59% –
12 PM Partly Sunny 67° 67° 4% 0.00 in SW 3 54% 50° 59% –
1 PM Partly Sunny 69° 69° 5% 0.00 in SW 3 51% 50° 60% –
2 PM Partly Sunny 71° 71° 5% 0.00 in SW 3 47% 50° 60% –
3 PM Partly Sunny 71° 71° 5% 0.00 in SW 5 46% 49° 60% –
4 PM Partly Sunny 71° 71° 5% 0.00 in SW 5 46% 49° 60% –
5 PM Partly Sunny 69° 69° 5% 0.00 in W 5 49% 49° 60% –
6 PM Mostly Cloudy 67° 67° 5% 0.00 in W 3 54% 50° 60% –
7 PM Mostly Cloudy 64° 64° 3% 0.00 in NW 3 60% 50° 63% –
8 PM Mostly Cloudy 62° 62° 3% 0.00 in NW 3 65% 50° 63% –
9 PM Mostly Cloudy 59° 59° 3% 0.00 in NW 3 72% 50° 63% –
10 PM Mostly Cloudy 57° 57° 3% 0.00 in NW 3 75% 49° 63% –
11 PM Mostly Cloudy 55° 55° 3% 0.00 in NW 3 77% 48° 63% –
Wednesday, October 2817 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 54° 54° 3% 0.00 in NW 2 80% 48° 63% –
1 AM Mostly Cloudy 53° 53° 5% 0.00 in NW 2 80% 47° 60% –
2 AM Mostly Cloudy 52° 52° 5% 0.00 in NW 2 83% 47° 60% –
3 AM Mostly Cloudy 51° 51° 5% 0.00 in W 3 83% 46° 60% –
4 AM Mostly Cloudy 50° 49° 5% 0.00 in W 3 86% 46° 60% –
5 AM Mostly Cloudy 49° 48° 5% 0.00 in W 3 86% 45° 60% –
6 AM Partly Sunny 48° 48° 5% 0.00 in NW 2 89% 45° 60% –
7 AM Mostly Sunny 48° 48° 7% 0.00 in NW 2 89% 45° 37% –
8 AM Mostly Sunny 50° 50° 7% 0.00 in NW 2 86% 46° 37% –
9 AM Mostly Sunny 53° 53° 7% 0.00 in W 3 80% 47° 37% –
10 AM Mostly Sunny 57° 57° 7% 0.00 in W 3 72% 48° 37% –
11 AM Mostly Sunny 60° 60° 7% 0.00 in W 3 64% 48° 37% –
12 PM Mostly Sunny 63° 63° 7% 0.00 in W 5 58% 48° 37% –
1 PM Mostly Sunny 66° 66° 5% 0.00 in W 5 52% 48° 35% –
2 PM Mostly Sunny 68° 68° 5% 0.00 in W 5 49% 48° 35% –
3 PM Mostly Sunny 69° 69° 5% 0.00 in W 3 G8 47% 48° 35% –
4 PM Mostly Sunny 69° 69° 5% 0.00 in W 3 47% 48° 35% –

National Weather Service forecast updated 5 hrs ago. Precipitation amounts are the forecast liquid equivalent for each hour.

Forecasts, observations and alerts in the United States come from the National Weather Service (NOAA); radar from NOAA's Multi-Radar Multi-Sensor system; satellite imagery from NASA's Global Imagery Browse Services (GIBS) and NOAA's GOES satellites; the map from the U.S. Geological Survey's National Map; air quality from AirNow (EPA and its partners); hurricane information from the National Hurricane Center; climate normals and records from NOAA's Regional Climate Centers (ACIS). Forecasts outside the United States and the UV index: MET Norway (CC BY 4.0); observations outside the U.S.: airport reports via NOAA's Aviation Weather Center. Place names: GeoNames (CC BY 4.0). Data are copied on a schedule and may lag the sources; for warnings that affect your safety, follow your local National Weather Service office and emergency officials. Weather news is drawn from the 4Conservative index and reflects what the press published. Terms of use.