Hercules, CA Hourly Weather

Contra Costa County3:44 AM PDT38.02°N, 122.29°WElevation 79 ft

Next 48 hours

3 AM 6 AM 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 55° 60° 65° %
TemperatureFeels likeChance of precipitationNight
Thursday, October 2221 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
3 AM Slight Chance Rain Showers 58° 58° 23% <0.01 in SW 2 92% 56° 73% 0
4 AM Chance Rain Showers 58° 58° 32% <0.01 in SW 2 92% 56° 77% 0
5 AM Chance Rain Showers 58° 58° 35% 0.00 in WSW 3 94% 56° 69% 0
6 AM Chance Rain Showers 57° 57° 31% 0.00 in WSW 3 94% 56° 69% 0
7 AM Slight Chance Rain Showers 57° 57° 17% 0.00 in WSW 3 96% 56° 69% 0
8 AM Slight Chance Rain Showers 57° 57° 15% 0.00 in W 5 99% 57° 67% 0
9 AM Partly Sunny 58° 58° 9% 0.00 in W 5 100% 58° 67% 1
10 AM Partly Sunny 59° 59° 2% 0.00 in W 5 100% 59° 67% 2
11 AM Slight Chance Rain Showers 60° 60° 24% 0.00 in WSW 6 G12 100% 60° 85% 3
12 PM Mostly Cloudy 60° 60° 7% 0.00 in WSW 6 G12 100% 60° 85% 4
1 PM Slight Chance Rain Showers 60° 60° 16% 0.00 in WSW 6 G12 100% 60° 85% 4
2 PM Chance Rain Showers 60° 60° 38% 0.00 in WSW 9 100% 60° 87% 3
3 PM Chance Rain Showers 60° 60° 35% 0.00 in WSW 9 100% 60° 87% 2
4 PM Mostly Cloudy 60° 60° 13% 0.00 in WSW 9 100% 60° 87% 1
5 PM Partly Sunny 60° 60° 2% 0.00 in WSW 8 99% 60° 66% 0
6 PM Mostly Cloudy 60° 60° 2% 0.00 in WSW 8 96% 59° 66% 0
7 PM Mostly Cloudy 60° 60° 2% 0.00 in WSW 8 94% 58° 66% 0
8 PM Mostly Cloudy 60° 60° 2% 0.00 in WSW 6 93% 58° 56% 0
9 PM Mostly Cloudy 59° 59° 2% 0.00 in WSW 6 92% 57° 56% 0
10 PM Mostly Cloudy 59° 59° 2% 0.00 in WSW 6 92% 57° 56% 0
11 PM Mostly Cloudy 58° 58° 0% 0.00 in WSW 6 92% 56° 54% 0
Friday, October 2324 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 58° 58° 0% 0.00 in WSW 6 92% 56° 54% 0
1 AM Mostly Cloudy 57° 57° 0% 0.00 in WSW 6 92% 55° 54% 0
2 AM Partly Cloudy 57° 57° 0% 0.00 in SW 3 92% 55° 45% 0
3 AM Partly Cloudy 56° 56° 0% 0.00 in SW 3 94% 55° 45% 0
4 AM Partly Cloudy 56° 56° 0% 0.00 in SW 3 95% 55° 45% 0
5 AM Mostly Cloudy 56° 56° 0% 0.00 in WSW 2 97% 55° 51% 0
6 AM Partly Sunny 55° 55° 0% 0.00 in WSW 2 98% 55° 51% 0
7 AM Partly Sunny 55° 55° 0% 0.00 in WSW 2 99% 55° 51% 0
8 AM Mostly Sunny 55° 55° 0% 0.00 in NW 2 100% 55° 49% 0
9 AM Mostly Sunny 56° 56° 0% 0.00 in NW 2 100% 56° 49% 1
10 AM Mostly Sunny 57° 57° 0% 0.00 in NW 2 100% 57° 49% 2
11 AM Mostly Sunny 59° 59° 0% 0.00 in N 3 100% 59° 37% 3
12 PM Mostly Sunny 60° 61° 0% 0.00 in N 3 98% 60° 37% –
1 PM Mostly Sunny 62° 62° 0% 0.00 in N 3 96% 61° 37% –
2 PM Sunny 63° 63° 0% 0.00 in NNW 3 92% 61° 3% –
3 PM Sunny 65° 65° 0% 0.00 in NNW 3 84% 60° 3% –
4 PM Sunny 65° 65° 0% 0.00 in NNW 3 77% 58° 3% –
5 PM Sunny 65° 65° 0% 0.00 in WNW 5 73% 56° 1% –
6 PM Clear 64° 65° 0% 0.00 in WNW 5 75% 56° 1% –
7 PM Clear 63° 63° 0% 0.00 in WNW 5 80% 57° 1% –
8 PM Clear 62° 62° 0% 0.00 in W 3 84% 57° 1% –
9 PM Clear 60° 60° 0% 0.00 in W 3 85% 56° 1% –
10 PM Clear 59° 59° 0% 0.00 in W 3 85% 55° 1% –
11 PM Clear 58° 58° 0% 0.00 in W 1 84% 53° 3% –
Saturday, October 2424 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Clear 57° 57° 0% 0.00 in W 1 84% 52° 3% –
1 AM Clear 57° 57° 0% 0.00 in W 1 83% 51° 3% –
2 AM Mostly Clear 56° 56° 0% 0.00 in W 1 82% 50° 9% –
3 AM Mostly Clear 55° 55° 0% 0.00 in W 1 80% 49° 9% –
4 AM Mostly Clear 55° 55° 0% 0.00 in W 1 78% 48° 9% –
5 AM Mostly Clear 54° 54° 0% 0.00 in ENE 2 77% 47° 16% –
6 AM Sunny 54° 54° 0% 0.00 in ENE 2 75% 46° 16% –
7 AM Sunny 53° 53° 0% 0.00 in ENE 2 74% 45° 16% –
8 AM Sunny 54° 54° 0% 0.00 in ENE 5 72% 45° 16% –
9 AM Sunny 55° 55° 0% 0.00 in ENE 5 70% 45° 16% –
10 AM Sunny 56° 56° 0% 0.00 in ENE 5 66% 45° 16% –
11 AM Sunny 58° 58° 0% 0.00 in NE 7 G14 63% 46° 5% –
12 PM Sunny 60° 60° 0% 0.00 in NE 7 G14 60% 46° 5% –
1 PM Sunny 62° 62° 0% 0.00 in NE 7 G14 57% 47° 5% –
2 PM Sunny 64° 64° 0% 0.00 in NE 3 G8 54% 47° 3% –
3 PM Sunny 66° 66° 0% 0.00 in NE 3 G8 50% 47° 3% –
4 PM Sunny 67° 67° 0% 0.00 in NE 3 G8 47% 46° 3% –
5 PM Sunny 67° 67° 0% 0.00 in ESE 1 46% 46° 3% –
6 PM Clear 65° 65° 0% 0.00 in ESE 1 51% 47° 3% –
7 PM Clear 64° 64° 0% 0.00 in ESE 1 57% 48° 3% –
8 PM Clear 62° 62° 0% 0.00 in WNW 1 63% 49° 3% –
9 PM Clear 60° 61° 0% 0.00 in WNW 1 67% 49° 3% –
10 PM Clear 59° 59° 0% 0.00 in WNW 1 70% 49° 3% –
11 PM Mostly Clear 58° 58° 0% 0.00 in Calm 72% 49° 14% –
Sunday, October 2524 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 57° 57° 0% 0.00 in Calm 74% 49° 14% –
1 AM Mostly Clear 56° 56° 0% 0.00 in Calm 76% 48° 14% –
2 AM Mostly Clear 55° 55° 0% 0.00 in Calm 77% 48° 14% –
3 AM Mostly Clear 55° 55° 0% 0.00 in Calm 77% 48° 14% –
4 AM Mostly Clear 55° 55° 0% 0.00 in Calm 76% 48° 14% –
5 AM Mostly Clear 55° 55° 0% 0.00 in NNE 2 76% 48° 20% –
6 AM Sunny 54° 54° 0% 0.00 in NNE 2 78% 47° 20% –
7 AM Sunny 53° 53° 0% 0.00 in NNE 2 80% 47° 20% –
8 AM Sunny 53° 53° 0% 0.00 in NE 5 81% 48° 20% –
9 AM Sunny 55° 55° 0% 0.00 in NE 5 79% 49° 20% –
10 AM Sunny 58° 58° 0% 0.00 in NE 5 76% 50° 20% –
11 AM Sunny 61° 61° 0% 0.00 in ENE 7 G13 72% 52° 20% –
12 PM Sunny 63° 63° 0% 0.00 in ENE 7 G13 68% 52° 20% –
1 PM Sunny 64° 65° 0% 0.00 in ENE 7 G13 64% 52° 20% –
2 PM Sunny 66° 66° 0% 0.00 in ENE 3 61% 52° 20% –
3 PM Sunny 67° 67° 0% 0.00 in ENE 3 58% 52° 20% –
4 PM Sunny 68° 68° 0% 0.00 in ENE 3 55% 51° 20% –
5 PM Mostly Sunny 67° 67° 0% 0.00 in W 1 54% 50° 26% –
6 PM Partly Cloudy 66° 66° 0% 0.00 in W 1 56% 50° 26% –
7 PM Partly Cloudy 65° 65° 0% 0.00 in W 1 59% 50° 26% –
8 PM Partly Cloudy 63° 63° 0% 0.00 in W 1 63% 50° 26% –
9 PM Partly Cloudy 62° 62° 0% 0.00 in W 1 66% 50° 26% –
10 PM Partly Cloudy 60° 60° 0% 0.00 in W 1 68% 50° 26% –
11 PM Mostly Clear 59° 59° 0% 0.00 in Calm 69% 49° 23% –
Monday, October 2624 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 58° 58° 0% 0.00 in Calm 72% 49° 23% –
1 AM Mostly Clear 58° 58° 0% 0.00 in Calm 74% 49° 23% –
2 AM Mostly Clear 57° 57° 0% 0.00 in Calm 76% 49° 23% –
3 AM Mostly Clear 56° 56° 0% 0.00 in Calm 78% 50° 23% –
4 AM Mostly Clear 56° 56° 0% 0.00 in Calm 80% 50° 23% –
5 AM Partly Cloudy 56° 56° 1% 0.00 in NNW 2 82% 50° 36% –
6 AM Mostly Sunny 55° 55° 1% 0.00 in NNW 2 84% 51° 36% –
7 AM Mostly Sunny 55° 55° 1% 0.00 in NNW 2 86% 51° 36% –
8 AM Mostly Sunny 55° 55° 1% 0.00 in NE 3 86% 51° 36% –
9 AM Mostly Sunny 57° 57° 1% 0.00 in NE 3 85% 52° 36% –
10 AM Mostly Sunny 59° 59° 1% 0.00 in NE 3 81% 53° 36% –
11 AM Mostly Sunny 61° 61° 2% 0.00 in NNE 6 G12 77% 54° 30% –
12 PM Mostly Sunny 63° 63° 2% 0.00 in NNE 6 G12 72% 54° 30% –
1 PM Mostly Sunny 64° 64° 2% 0.00 in NNE 6 G12 67% 53° 30% –
2 PM Mostly Sunny 65° 65° 2% 0.00 in WSW 3 62% 52° 30% –
3 PM Mostly Sunny 66° 66° 2% 0.00 in WSW 3 59% 52° 30% –
4 PM Mostly Sunny 67° 67° 2% 0.00 in WSW 3 57% 51° 30% –
5 PM Sunny 66° 66° 1% 0.00 in WSW 1 56% 50° 21% –
6 PM Mostly Clear 65° 65° 1% 0.00 in WSW 1 59% 50° 21% –
7 PM Mostly Clear 63° 63° 1% 0.00 in WSW 1 63% 50° 21% –
8 PM Mostly Clear 62° 62° 1% 0.00 in Calm 67% 51° 21% –
9 PM Mostly Clear 60° 60° 1% 0.00 in Calm 69% 50° 21% –
10 PM Mostly Clear 60° 60° 1% 0.00 in Calm 70% 50° 21% –
11 PM Mostly Clear 59° 59° 1% 0.00 in W 1 70% 49° 23% –
Tuesday, October 2711 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 58° 58° 1% 0.00 in W 1 73% 49° 23% –
1 AM Mostly Clear 57° 57° 1% 0.00 in W 1 76% 49° 23% –
2 AM Mostly Clear 56° 56° 1% 0.00 in Calm 79% 50° 23% –
3 AM Mostly Clear 56° 56° 1% 0.00 in Calm 81% 50° 23% –
4 AM Mostly Clear 55° 55° 1% 0.00 in Calm 83% 50° 23% –
5 AM Partly Cloudy 55° 55° 1% 0.00 in N 2 84% 50° 31% –
6 AM Mostly Sunny 54° 55° 1% 0.00 in N 2 87% 51° 31% –
7 AM Mostly Sunny 54° 54° 1% 0.00 in N 2 90% 51° 31% –
8 AM Mostly Sunny 54° 54° 1% 0.00 in NE 2 91% 51° 31% –
9 AM Mostly Sunny 55° 55° 1% 0.00 in NE 2 90% 52° 31% –
10 AM Mostly Sunny 57° 57° 1% 0.00 in NE 2 86% 53° 31% –

National Weather Service forecast updated 1 day 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 4Search index and reflects what the press published. Terms of use.