Water Temperature of Maxwell Creek in Saint Helena, CA
Current Water Temperature
57.6°F
Measurement Time: Wednesday, March 30, 2022, 6:00 AM PDT
Temperature Locations
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Local Points of Interest
Pope Valley, CAMaxwell Creek
Station Name: MAXWELL C NR POPE VALLEY CA
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 551 feet
Nearest Address:
2458 Dollarhide Rd
Saint Helena, CA 94574
Napa County
GPS Coordinates: 38.61460278, -122.3459917
Nearby Water Temperatures
Pope Creek, Saint Helena, CA (2.5 mi)Russian River, Jimtown, CA (26.3 mi)
Russian River, Healdsburg, CA (27.5 mi)
Mark West Creek, Forestville, CA (28.6 mi)
Cache Creek, Yolo, CA (30.1 mi)
Dry Creek, Healdsburg, CA (31.5 mi)
Russian River, Forestville, CA (32.3 mi)
Sacramento River, Meridian, CA (39.2 mi)
Carquinez Strait, Martinez, CA (41.8 mi)
Suisun Bay, Concord, CA (42 mi)
Russian River, Hopland, CA (42.3 mi)
Sacramento River Deep Water Ship Chennel, Rio Vista, CA (44.7 mi)
San Francisco Bay, San Rafael, CA (47.2 mi)
San Francisco Bay, Richmond, CA (47.5 mi)
Russian River, Hopland, CA (50.9 mi)
Weather for Saint Helena, California
Current Weather
54°F

Partly cloudy
54.4°F
55.2°F
97%
WSW 2.7 mph
5.6 mph
55.4°F
52.7°F
0 in
75%
9 mi
1011 mbar
0
Five Day Weather Forecast

Fri
H: 64°F
L: 50°F

Sat
H: 52°F
L: 46°F

Sun
H: 53°F
L: 45°F

Mon
H: 61°F
L: 38°F

Tue
H: 63°F
L: 39°F
Air Quality
AQI:
1 - Good
PM2.5:
3.85 μg/m3
PM10:
4.45 μg/m3
Carbon Monoxide: 128.85 μg/m3
Nitrogen Dioxide: 4.35 μg/m3
Sulphur Dioxide: 1.75 μg/m3
Ozone: 62 μg/m3
Nitrogen Dioxide: 4.35 μg/m3
Sulphur Dioxide: 1.75 μg/m3
Ozone: 62 μg/m3
Astronomical
Sunrise: 6:41 AM
Sun Transit: 1:10 PM
Sunset: 7:41 PM
Daylight: 13 hrs 1 mins
Sun Transit: 1:10 PM
Sunset: 7:41 PM
Daylight: 13 hrs 1 mins
Moonrise: 3:05 AM
Moon Transit: 7:46 AM
Moonset: 12:32 AM
Moon Phase: Last Quarter
Moon Illumination: 31.0%
Moon Transit: 7:46 AM
Moonset: 12:32 AM
Moon Phase: Last Quarter
Moon Illumination: 31.0%
Best Times for Fishing or Hunting
Major Periods
7:16 AM - 9:46 AM3:13 PM - 5:43 PM
Minor Periods
12:02 AM - 1:32 PM2:35 AM - 4:05 AM
Action Rating: 2 out of 5
Friday, April 10, 2026
Weather Forecast
Patchy rain nearby
64.4°F
50.1°F
57.5°F
82%
0.18 in
88%
0%
12.5 mph
1.2
Air Quality
AQI:
1 - Good
PM2.5:
5.63 μg/m3
PM10:
6.48 μg/m3
Carbon Monoxide: 127.13 μg/m3
Nitrogen Dioxide: 7.51 μg/m3
Sulphur Dioxide: 1.91 μg/m3
Ozone: 49.68 μg/m3
Nitrogen Dioxide: 7.51 μg/m3
Sulphur Dioxide: 1.91 μg/m3
Ozone: 49.68 μg/m3
Astronomical
Sunrise: 6:41 AM
Sun Transit: 1:10 PM
Sunset: 7:41 PM
Daylight: 13 hrs 1 mins
Sun Transit: 1:10 PM
Sunset: 7:41 PM
Daylight: 13 hrs 1 mins
Moonrise: 3:05 AM
Moon Transit: 7:46 AM
Moonset: 12:32 AM
Moon Phase: Last Quarter
Moon Illumination: 31.0%
Moon Transit: 7:46 AM
Moonset: 12:32 AM
Moon Phase: Last Quarter
Moon Illumination: 31.0%
Best Times for Fishing or Hunting
Major Periods
7:16 AM - 9:46 AM3:13 PM - 5:43 PM
Minor Periods
12:02 AM - 1:32 PM2:35 AM - 4:05 AM
Action Rating: 2 out of 5
Saturday, April 11, 2026
Weather Forecast
Heavy rain
52.2°F
45.7°F
51°F
95%
1.27 in
86%
0%
17.9 mph
0.8
Air Quality
AQI:
1 - Good
PM2.5:
4.2 μg/m3
PM10:
5.35 μg/m3
Carbon Monoxide: 136.53 μg/m3
Nitrogen Dioxide: 5.14 μg/m3
Sulphur Dioxide: 1.95 μg/m3
Ozone: 60.48 μg/m3
Nitrogen Dioxide: 5.14 μg/m3
Sulphur Dioxide: 1.95 μg/m3
Ozone: 60.48 μg/m3
Astronomical
Sunrise: 6:39 AM
Sun Transit: 1:10 PM
Sunset: 7:42 PM
Daylight: 13 hrs 3 mins
Sun Transit: 1:10 PM
Sunset: 7:42 PM
Daylight: 13 hrs 3 mins
Moonrise: 3:39 AM
Moon Transit: 8:34 AM
Moonset: 1:36 PM
Moon Phase: Last Quarter
Moon Illumination: 21.1%
Moon Transit: 8:34 AM
Moonset: 1:36 PM
Moon Phase: Last Quarter
Moon Illumination: 21.1%
Best Times for Fishing or Hunting
Major Periods
8:04 AM - 10:34 AM4:01 PM - 6:31 PM
Minor Periods
1:06 PM - 2:36 PM3:09 AM - 4:39 AM
Action Rating: 2 out of 5
Sunday, April 12, 2026
Weather Forecast
Moderate rain
52.7°F
45°F
48.2°F
91%
0.36 in
84%
0%
9.8 mph
0.6
Air Quality
AQI:
1 - Good
PM2.5:
5.03 μg/m3
PM10:
6.76 μg/m3
Carbon Monoxide: 145.25 μg/m3
Nitrogen Dioxide: 4.05 μg/m3
Sulphur Dioxide: 1.9 μg/m3
Ozone: 81.52 μg/m3
Nitrogen Dioxide: 4.05 μg/m3
Sulphur Dioxide: 1.9 μg/m3
Ozone: 81.52 μg/m3
Astronomical
Sunrise: 6:38 AM
Sun Transit: 1:10 PM
Sunset: 7:43 PM
Daylight: 13 hrs 6 mins
Sun Transit: 1:10 PM
Sunset: 7:43 PM
Daylight: 13 hrs 6 mins
Moonrise: 4:09 AM
Moon Transit: 9:21 AM
Moonset: 2:43 PM
Moon Phase: Waning Crescent
Moon Illumination: 12.6%
Moon Transit: 9:21 AM
Moonset: 2:43 PM
Moon Phase: Waning Crescent
Moon Illumination: 12.6%
Best Times for Fishing or Hunting
Major Periods
8:51 AM - 11:21 AM4:47 PM - 7:17 PM
Minor Periods
2:13 PM - 3:43 PM3:39 AM - 5:09 AM
Action Rating: 3 out of 5
Monday, April 13, 2026
Weather Forecast
Patchy rain nearby
60.5°F
38.1°F
49°F
78%
0 in
0%
0%
4.7 mph
1
Air Quality
AQI:
1 - Good
PM2.5:
7.49 μg/m3
PM10:
9.03 μg/m3
Carbon Monoxide: 151.18 μg/m3
Nitrogen Dioxide: 9.65 μg/m3
Sulphur Dioxide: 1.96 μg/m3
Ozone: 61 μg/m3
Nitrogen Dioxide: 9.65 μg/m3
Sulphur Dioxide: 1.96 μg/m3
Ozone: 61 μg/m3
Astronomical
Sunrise: 6:36 AM
Sun Transit: 1:09 PM
Sunset: 7:44 PM
Daylight: 13 hrs 8 mins
Sun Transit: 1:09 PM
Sunset: 7:44 PM
Daylight: 13 hrs 8 mins
Moonrise: 4:36 AM
Moon Transit: 10:07 AM
Moonset: 3:49 PM
Moon Phase: Waning Crescent
Moon Illumination: 6.1%
Moon Transit: 10:07 AM
Moonset: 3:49 PM
Moon Phase: Waning Crescent
Moon Illumination: 6.1%
Best Times for Fishing or Hunting
Major Periods
5:33 PM - 8:03 PM9:37 AM - 12:07 AM
Minor Periods
3:19 PM - 4:49 PM4:06 AM - 5:36 AM
Action Rating: 3 out of 5
Tuesday, April 14, 2026
Weather Forecast
Sunny
63°F
38.8°F
47.9°F
83%
0 in
0%
0%
4.9 mph
0
Air Quality
AQI:
1 - Good
PM2.5:
5.9 μg/m3
PM10:
6.63 μg/m3
Carbon Monoxide: 186.3 μg/m3
Nitrogen Dioxide: 8.8 μg/m3
Sulphur Dioxide: 1.83 μg/m3
Ozone: 57.62 μg/m3
Nitrogen Dioxide: 8.8 μg/m3
Sulphur Dioxide: 1.83 μg/m3
Ozone: 57.62 μg/m3
Astronomical
Sunrise: 6:35 AM
Sun Transit: 1:09 PM
Sunset: 7:45 PM
Daylight: 13 hrs 11 mins
Sun Transit: 1:09 PM
Sunset: 7:45 PM
Daylight: 13 hrs 11 mins
Moonrise: 5:00 AM
Moon Transit: 10:53 AM
Moonset: 4:57 PM
Moon Phase: Waning Crescent
Moon Illumination: 1.9%
Moon Transit: 10:53 AM
Moonset: 4:57 PM
Moon Phase: Waning Crescent
Moon Illumination: 1.9%
Best Times for Fishing or Hunting
Major Periods
6:19 PM - 8:49 PM10:23 AM - 12:53 AM
Minor Periods
4:27 PM - 5:57 PM4:30 AM - 6:00 AM
Action Rating: 2 out of 5
The times presented here are based upon the solunar theory, which is the idea that the movements of
fish and other animals are affected by the location of the sun and moon. The major periods are
believed to be the times of the greatest animal activity and occur when the moon is directly
overhead or underfoot (lunar transits). The minor periods also see increased activity and
occur when the moon is rising or setting. The strongest activity occurs during full or new moons,
and the weakest during quarter or three quarter moons. This is indicated by the Action Rating.
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