Saint Charles, MO 63304 Hourly Weather

Saint Charles County3:03 AM CDT38.74°N, 90.62°W

Next 48 hours

3 AM 6 AM 9 AM 12 PM 3 PM 6 PM 9 PM Thu Oct 22 12 AM 3 AM 6 AM 9 AM 12 PM 3 PM 6 PM 9 PM Fri Oct 23 12 AM 45° 50° 55° 60° 65° 70° 75° %
TemperatureFeels likeChance of precipitationNight
Wednesday, October 2121 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
3 AM Clear 50° 50° 0% 0.00 in S 1 86% 46° 4% 0
4 AM Clear 50° 50° 0% 0.00 in S 1 86% 46° 4% 0
5 AM Mostly Clear 49° 49° 0% 0.00 in S 1 86% 45° 22% 0
6 AM Sunny 49° 49° 0% 0.00 in S 1 86% 45° 24% 0
7 AM Mostly Sunny 48° 48° 1% 0.00 in Calm 89% 45° 27% 0
8 AM Mostly Sunny 48° 48° 1% 0.00 in Calm 93% 46° 32% 0
9 AM Mostly Sunny 54° 54° 1% 0.00 in Calm 83% 49° 43% 1
10 AM Mostly Sunny 61° 61° 1% 0.00 in Calm 67% 50° 30% 2
11 AM Sunny 65° 65° 2% 0.00 in Calm 58% 50° 11% 4
12 PM Sunny 69° 69° 2% 0.00 in Calm 51% 50° 21% 5
1 PM Mostly Sunny 72° 72° 2% 0.00 in Calm 44% 49° 34% 5
2 PM Mostly Sunny 73° 73° 2% 0.00 in Calm 43% 49° 29% 4
3 PM Mostly Sunny 74° 74° 2% 0.00 in Calm 41% 49° 28% 3
4 PM Sunny 75° 75° 2% 0.00 in Calm 38% 48° 24% 1
5 PM Sunny 73° 73° 2% 0.00 in Calm 43% 49° 20% 0
6 PM Mostly Clear 70° 70° 2% 0.00 in Calm 49% 50° 16% 0
7 PM Mostly Clear 66° 66° 1% 0.00 in Calm 56% 50° 17% 0
8 PM Mostly Clear 60° 60° 1% 0.00 in Calm 69% 50° 8% 0
9 PM Clear 58° 58° 1% 0.00 in Calm 75% 50° 5% 0
10 PM Mostly Clear 56° 56° 1% 0.00 in Calm 80% 50° 15% 0
11 PM Mostly Clear 55° 55° 1% 0.00 in Calm 80% 49° 15% 0
Thursday, October 2224 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 53° 53° 1% 0.00 in Calm 86% 49° 18% 0
1 AM Mostly Clear 52° 52° 1% 0.00 in Calm 89% 49° 17% 0
2 AM Mostly Clear 51° 51° 1% 0.00 in Calm 89% 48° 11% 0
3 AM Mostly Clear 50° 50° 1% 0.00 in Calm 89% 47° 7% 0
4 AM Mostly Clear 50° 50° 1% 0.00 in Calm 89% 47° 14% 0
5 AM Mostly Clear 49° 49° 1% 0.00 in Calm 93% 47° 12% 0
6 AM Sunny 48° 48° 1% 0.00 in Calm 93% 46° 5% 0
7 AM Sunny 48° 48° 0% 0.00 in Calm 93% 46° 11% 0
8 AM Sunny 49° 49° 0% 0.00 in Calm 93% 47° 2% 0
9 AM Sunny 54° 54° 0% 0.00 in Calm 86% 50° 0% 1
10 AM Sunny 62° 62° 0% 0.00 in Calm 70% 52° 0% 2
11 AM Sunny 67° 67° 0% 0.00 in Calm 59% 52° 0% 4
12 PM Sunny 71° 71° 0% 0.00 in Calm 51% 52° 1% 5
1 PM Sunny 74° 74° 0% 0.00 in Calm 44% 51° 1% 5
2 PM Sunny 74° 74° 0% 0.00 in Calm 44% 51° 1% 4
3 PM Sunny 75° 75° 0% 0.00 in Calm 43% 51° 1% 3
4 PM Sunny 76° 76° 0% 0.00 in NE 1 40% 50° 1% 1
5 PM Sunny 74° 74° 0% 0.00 in Calm 44% 51° 2% 0
6 PM Clear 71° 71° 0% 0.00 in Calm 51% 52° 2% 0
7 PM Clear 67° 67° 0% 0.00 in Calm 56% 51° 2% 0
8 PM Clear 61° 61° 0% 0.00 in Calm 70% 51° 0% 0
9 PM Clear 58° 58° 0% 0.00 in Calm 77% 51° 0% 0
10 PM Clear 57° 57° 0% 0.00 in Calm 80% 51° 0% 0
11 PM Clear 55° 55° 0% 0.00 in Calm 86% 51° 1% 0
Friday, October 2324 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Clear 54° 54° 0% 0.00 in Calm 86% 50° 1% 0
1 AM Clear 53° 53° 0% 0.00 in Calm 89% 50° 2% 0
2 AM Clear 52° 52° 0% 0.00 in Calm 89% 49° 2% 0
3 AM Clear 51° 51° 0% 0.00 in SE 1 93% 49° 1% 0
4 AM Clear 50° 50° 0% 0.00 in SE 1 93% 48° 1% 0
5 AM Clear 48° 48° 0% 0.00 in SE 1 96% 47° 1% 0
6 AM Sunny 47° 47° 0% 0.00 in SE 1 96% 46° 2% 0
7 AM Sunny 48° 48° 0% 0.00 in SE 1 93% 46° 2% 0
8 AM Sunny 52° 52° 0% 0.00 in SE 1 83% 47° 2% 0
9 AM Sunny 57° 57° 0% 0.00 in SE 1 75% 49° 3% 1
10 AM Sunny 62° 62° 0% 0.00 in SE 2 67% 51° 3% 2
11 AM Sunny 66° 66° 0% 0.00 in SE 3 58% 51° 3% 3
12 PM Sunny 70° 70° 0% 0.00 in SE 5 51% 51° 3% 4
1 PM Sunny 72° 72° 0% 0.00 in SE 6 48% 51° 3% 5
2 PM Sunny 74° 74° 0% 0.00 in SE 6 44% 51° 3% –
3 PM Sunny 75° 75° 0% 0.00 in SE 6 43% 51° 3% –
4 PM Sunny 75° 75° 0% 0.00 in SE 5 43% 51° 3% –
5 PM Sunny 73° 73° 0% 0.00 in SE 5 46% 51° 5% –
6 PM Mostly Clear 70° 70° 0% 0.00 in SE 3 G8 51% 51° 6% –
7 PM Mostly Clear 66° 66° 0% 0.00 in SE 3 58% 51° 8% –
8 PM Mostly Clear 63° 63° 0% 0.00 in SE 3 62% 50° 11% –
9 PM Mostly Clear 60° 60° 0% 0.00 in SE 3 G8 69% 50° 13% –
10 PM Mostly Clear 58° 58° 0% 0.00 in SE 3 G8 72% 49° 16% –
11 PM Mostly Clear 56° 56° 0% 0.00 in SE 3 G8 74% 48° 18% –
Saturday, October 2424 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 55° 55° 0% 0.00 in SE 3 77% 48° 21% –
1 AM Mostly Clear 54° 54° 0% 0.00 in SE 3 77% 47° 23% –
2 AM Partly Cloudy 53° 53° 0% 0.00 in SE 3 77% 46° 26% –
3 AM Partly Cloudy 52° 52° 0% 0.00 in SE 3 80% 46° 28% –
4 AM Partly Cloudy 51° 51° 0% 0.00 in SE 3 80% 45° 31% –
5 AM Partly Cloudy 49° 48° 0% 0.00 in SE 3 83% 44° 30% –
6 AM Mostly Sunny 49° 49° 0% 0.00 in SE 2 83% 44° 30% –
7 AM Mostly Sunny 49° 49° 0% 0.00 in SE 2 83% 44° 29% –
8 AM Mostly Sunny 52° 52° 0% 0.00 in SE 2 77% 45° 30% –
9 AM Mostly Sunny 56° 56° 0% 0.00 in SE 3 72% 47° 31% –
10 AM Mostly Sunny 61° 61° 0% 0.00 in SE 3 65% 49° 32% –
11 AM Mostly Sunny 66° 66° 0% 0.00 in SE 3 G8 54% 49° 35% –
12 PM Mostly Sunny 70° 70° 0% 0.00 in SE 5 47% 49° 38% –
1 PM Mostly Sunny 73° 73° 0% 0.00 in SE 5 43% 49° 41% –
2 PM Mostly Sunny 76° 76° 0% 0.00 in SE 5 39% 49° 42% –
3 PM Mostly Sunny 76° 76° 0% 0.00 in SE 3 G8 39% 49° 42% –
4 PM Mostly Sunny 76° 76° 0% 0.00 in SE 3 G8 39% 49° 43% –
5 PM Mostly Sunny 74° 74° 0% 0.00 in SE 3 G8 41% 49° 46% –
6 PM Partly Cloudy 71° 71° 0% 0.00 in SE 3 47% 50° 50% –
7 PM Mostly Cloudy 68° 68° 0% 0.00 in SE 3 53% 50° 53% –
8 PM Mostly Cloudy 65° 65° 0% 0.00 in SE 3 58% 50° 53% –
9 PM Mostly Cloudy 61° 61° 0% 0.00 in SE 3 67% 50° 53% –
10 PM Mostly Cloudy 59° 59° 0% 0.00 in SE 3 72% 50° 53% –
11 PM Mostly Cloudy 58° 58° 0% 0.00 in S 3 75% 50° 53% –
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 3 75% 49° 53% –
1 AM Mostly Cloudy 56° 56° 0% 0.00 in S 3 77% 49° 56% –
2 AM Mostly Cloudy 55° 55° 0% 0.00 in S 3 77% 48° 56% –
3 AM Mostly Cloudy 54° 54° 0% 0.00 in S 2 80% 48° 56% –
4 AM Mostly Cloudy 53° 53° 0% 0.00 in S 2 80% 47° 56% –
5 AM Mostly Cloudy 52° 52° 0% 0.00 in S 2 80% 46° 56% –
6 AM Partly Sunny 51° 51° 0% 0.00 in S 2 80% 45° 56% –
7 AM Partly Sunny 52° 52° 0% 0.00 in S 2 77% 45° 51% –
8 AM Partly Sunny 55° 55° 0% 0.00 in S 2 72% 46° 51% –
9 AM Partly Sunny 59° 59° 0% 0.00 in S 2 67% 48° 51% –
10 AM Partly Sunny 64° 64° 0% 0.00 in S 2 60% 50° 51% –
11 AM Partly Sunny 68° 68° 0% 0.00 in S 2 53% 50° 51% –
12 PM Partly Sunny 72° 72° 0% 0.00 in SW 3 46% 50° 51% –
1 PM Mostly Sunny 75° 75° 0% 0.00 in SW 3 41% 50° 45% –
2 PM Mostly Sunny 77° 77° 0% 0.00 in S 2 39% 50° 45% –
3 PM Mostly Sunny 78° 78° 0% 0.00 in S 2 36% 49° 45% –
4 PM Mostly Sunny 77° 77° 0% 0.00 in S 1 37% 49° 45% –
5 PM Mostly Sunny 75° 75° 0% 0.00 in S 1 41% 50° 45% –
6 PM Partly Cloudy 72° 72° 0% 0.00 in S 1 46% 50° 45% –
7 PM Mostly Cloudy 68° 68° 0% 0.00 in SE 1 55% 51° 51% –
8 PM Mostly Cloudy 65° 65° 0% 0.00 in S 1 60% 51° 51% –
9 PM Mostly Cloudy 62° 62° 0% 0.00 in S 2 67% 51° 51% –
10 PM Mostly Cloudy 60° 60° 0% 0.00 in S 2 72% 51° 51% –
11 PM Mostly Cloudy 58° 58° 0% 0.00 in S 2 75% 50° 51% –
Monday, October 2624 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 77% 50° 51% –
1 AM Mostly Cloudy 56° 56° 0% 0.00 in S 2 77% 49° 56% –
2 AM Mostly Cloudy 55° 55° 0% 0.00 in S 2 80% 49° 56% –
3 AM Mostly Cloudy 54° 54° 0% 0.00 in SW 2 80% 48° 56% –
4 AM Mostly Cloudy 53° 53° 0% 0.00 in SW 2 83% 48° 56% –
5 AM Mostly Cloudy 52° 52° 0% 0.00 in SW 2 83% 47° 56% –
6 AM Partly Sunny 51° 51° 0% 0.00 in S 1 86% 47° 56% –
7 AM Partly Sunny 51° 51° 2% 0.00 in S 1 86% 47° 61% –
8 AM Partly Sunny 54° 54° 2% 0.00 in S 1 80% 48° 61% –
9 AM Partly Sunny 58° 58° 2% 0.00 in SW 1 72% 49° 61% –
10 AM Partly Sunny 62° 62° 2% 0.00 in SW 1 65% 50° 61% –
11 AM Partly Sunny 66° 66° 2% 0.00 in SW 1 58% 51° 61% –
12 PM Partly Sunny 69° 69° 2% 0.00 in SW 2 53% 51° 61% –
1 PM Partly Sunny 72° 72° 3% 0.00 in SW 2 48% 51° 59% –
2 PM Partly Sunny 73° 73° 3% 0.00 in SW 2 46% 51° 59% –
3 PM Partly Sunny 74° 74° 3% 0.00 in SW 2 43% 50° 59% –
4 PM Partly Sunny 73° 73° 3% 0.00 in SW 2 44% 50° 59% –
5 PM Partly Sunny 71° 71° 3% 0.00 in S 2 49% 51° 59% –
6 PM Mostly Cloudy 69° 69° 3% 0.00 in E 2 53% 51° 59% –
7 PM Mostly Cloudy 66° 66° 0% 0.00 in NE 2 61% 52° 55% –
8 PM Mostly Cloudy 63° 63° 0% 0.00 in NE 2 67% 52° 55% –
9 PM Mostly Cloudy 60° 60° 0% 0.00 in N 2 75% 52° 55% –
10 PM Mostly Cloudy 58° 58° 0% 0.00 in N 2 80% 52° 55% –
11 PM Mostly Cloudy 57° 57° 0% 0.00 in N 2 80% 51° 55% –
Tuesday, October 2713 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 56° 56° 0% 0.00 in N 2 83% 51° 55% –
1 AM Mostly Cloudy 55° 55° 5% 0.00 in N 2 83% 50° 64% –
2 AM Mostly Cloudy 54° 54° 5% 0.00 in N 2 86% 50° 64% –
3 AM Mostly Cloudy 53° 53° 5% 0.00 in N 2 86% 49° 64% –
4 AM Mostly Cloudy 52° 52° 5% 0.00 in N 2 89% 49° 64% –
5 AM Mostly Cloudy 51° 51° 5% 0.00 in N 2 89% 48° 64% –
6 AM Partly Sunny 51° 51° 5% 0.00 in N 2 89% 48° 64% –
7 AM Slight Chance Rain Showers 51° 51° 20% <0.01 in N 2 89% 48° 67% –
8 AM Slight Chance Rain Showers 53° 53° 20% <0.01 in N 2 86% 49° 67% –
9 AM Slight Chance Rain Showers 55° 55° 20% <0.01 in N 3 83% 50° 67% –
10 AM Slight Chance Rain Showers 58° 58° 20% <0.01 in N 3 77% 51° 67% –
11 AM Slight Chance Rain Showers 60° 60° 20% <0.01 in N 3 72% 51° 67% –
12 PM Slight Chance Rain Showers 62° 62° 20% <0.01 in NE 3 65% 50° 67% –

National Weather Service forecast updated 1 hr 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.