Water Temperature of the Boise River in Caldwell, ID

Current Water Temperature

63.3°F

Measurement Time: Thursday, September 24, 2026, 3:45 AM MDT

Temperature Locations

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Local Points of Interest

Rotary Pond Park

Boise River

Station Name: BOISE RIVER AT CALDWELL, ID
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 2,343 feet

Nearest Address:
W Chicago Street
Caldwell, ID 83605-5407
Canyon County

GPS Coordinates: 43.67735278, -116.7011306

Nearby Water Temperatures

Boise River, Caldwell, ID (0.2 mi)
Boise River, Parma, ID (15.4 mi)
Snake River, Nyssa, OR (19.6 mi)
Snake River, King Hill, ID (88.6 mi)
Owyhee River, Bruneau, ID (98.2 mi)
Yankee Fork Salmon River, Sunbeam, ID (106.3 mi)
Meadow Creek, Stibnite, ID (106.8 mi)
East Fork South Fork Salmon River, Stibnite, ID (108.6 mi)
Sugar Creek, Yellow Pine, ID (110.1 mi)
East Fork Wallowa River, Joseph, OR (112.9 mi)
Box Canyon Springs, Wendell, ID (116.4 mi)
Briggs Spring, Buhl, ID (117.9 mi)
Snake River, Buhl, ID (122.2 mi)
Niagara Springs, Buhl, ID (123.8 mi)
Donner und Blitzen River, Frenchglen, OR (125.1 mi)

Weather for Caldwell, Idaho

Current Weather

67°F
Sunny
Sunny
48%
SSE 10 mph
47°F

Weather Forecast

Sunny
Today
90°F - Sunny
Partly Cloudy
Tonight
59°F - Partly Cloudy
Partly Sunny
Friday
79°F - Partly Sunny
Partly Cloudy
Friday Night
47°F - Partly Cloudy
Mostly Sunny
Saturday
70°F - Mostly Sunny
Mostly Cloudy
Saturday Night
47°F - Mostly Cloudy
Partly Sunny
Sunday
72°F - Partly Sunny
Mostly Cloudy
Sunday Night
46°F - Mostly Cloudy
Sunny
Monday
72°F - Sunny
Mostly Clear
Monday Night
43°F - Mostly Clear
Sunny
Tuesday
72°F - Sunny
Mostly Clear
Tuesday Night
44°F - Mostly Clear
Sunny
Wednesday
74°F - Sunny
Mostly Clear
Wednesday Night
44°F - Mostly Clear

Astronomical

Sunrise: 7:36 AM
Sun Transit: 1:38 PM
Sunset: 7:40 PM
Daylight: 12 hrs 4 mins
Moonrise: 6:46 PM
Moon Transit: 12:00 AM
Moonset: 5:19 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 97.0%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
7:59 AM - 10:29 AM

Minor Periods

6:16 PM - 7:46 PM
4:49 AM - 6:19 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:36 AM
Sun Transit: 1:38 PM
Sunset: 7:40 PM
Daylight: 12 hrs 4 mins
Moonrise: 6:46 PM
Moon Transit: 12:00 AM
Moonset: 5:19 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 97.0%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
7:59 AM - 10:29 AM

Minor Periods

6:16 PM - 7:46 PM
4:49 AM - 6:19 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:36 AM
Sun Transit: 1:38 PM
Sunset: 7:40 PM
Daylight: 12 hrs 4 mins
Moonrise: 6:46 PM
Moon Transit: 12:00 AM
Moonset: 5:19 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 97.0%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
7:59 AM - 10:29 AM

Minor Periods

6:16 PM - 7:46 PM
4:49 AM - 6:19 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:37 AM
Sun Transit: 1:38 PM
Sunset: 7:38 PM
Daylight: 12 hrs 1 mins
Moonrise: 7:05 PM
Moon Transit: 12:31 AM
Moonset: 6:29 AM
Moon Phase: Full
Moon Illumination: 99.6%

Best Times for Fishing or Hunting

Major Periods

12:01 AM - 2:31 AM
12:00 AM - 12:00 AM

Minor Periods

6:35 PM - 8:05 PM
5:59 AM - 7:29 AM

Action Rating: 5 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:37 AM
Sun Transit: 1:38 PM
Sunset: 7:38 PM
Daylight: 12 hrs 1 mins
Moonrise: 7:05 PM
Moon Transit: 12:31 AM
Moonset: 6:29 AM
Moon Phase: Full
Moon Illumination: 99.6%

Best Times for Fishing or Hunting

Major Periods

12:01 AM - 2:31 AM
12:00 AM - 12:00 AM

Minor Periods

6:35 PM - 8:05 PM
5:59 AM - 7:29 AM

Action Rating: 5 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:39 AM
Sun Transit: 1:38 PM
Sunset: 7:36 PM
Daylight: 11 hrs 58 mins
Moonrise: 7:25 PM
Moon Transit: 6:33 AM
Moonset: 7:39 AM
Moon Phase: Full
Moon Illumination: 99.7%

Best Times for Fishing or Hunting

Major Periods

6:03 AM - 8:33 AM
6:03 AM - 8:33 AM

Minor Periods

6:55 PM - 8:25 PM
7:09 AM - 8:39 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:39 AM
Sun Transit: 1:38 PM
Sunset: 7:36 PM
Daylight: 11 hrs 58 mins
Moonrise: 7:25 PM
Moon Transit: 6:33 AM
Moonset: 7:39 AM
Moon Phase: Full
Moon Illumination: 99.7%

Best Times for Fishing or Hunting

Major Periods

6:03 AM - 8:33 AM
6:03 AM - 8:33 AM

Minor Periods

6:55 PM - 8:25 PM
7:09 AM - 8:39 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:40 AM
Sun Transit: 1:37 PM
Sunset: 7:34 PM
Daylight: 11 hrs 55 mins
Moonrise: 7:48 PM
Moon Transit: 2:01 AM
Moonset: 8:52 AM
Moon Phase: Full
Moon Illumination: 97.3%

Best Times for Fishing or Hunting

Major Periods

1:31 AM - 4:01 AM
10:14 AM - 12:44 AM

Minor Periods

7:18 PM - 8:48 PM
8:22 AM - 9:52 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:40 AM
Sun Transit: 1:37 PM
Sunset: 7:34 PM
Daylight: 11 hrs 55 mins
Moonrise: 7:48 PM
Moon Transit: 2:01 AM
Moonset: 8:52 AM
Moon Phase: Full
Moon Illumination: 97.3%

Best Times for Fishing or Hunting

Major Periods

1:31 AM - 4:01 AM
10:14 AM - 12:44 AM

Minor Periods

7:18 PM - 8:48 PM
8:22 AM - 9:52 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:41 AM
Sun Transit: 1:37 PM
Sunset: 7:33 PM
Daylight: 11 hrs 52 mins
Moonrise: 8:14 PM
Moon Transit: 2:50 AM
Moonset: 10:08 AM
Moon Phase: Full
Moon Illumination: 92.4%

Best Times for Fishing or Hunting

Major Periods

2:20 AM - 4:50 AM
11:04 AM - 1:34 PM

Minor Periods

7:44 PM - 9:14 PM
9:38 AM - 11:08 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:41 AM
Sun Transit: 1:37 PM
Sunset: 7:33 PM
Daylight: 11 hrs 52 mins
Moonrise: 8:14 PM
Moon Transit: 2:50 AM
Moonset: 10:08 AM
Moon Phase: Full
Moon Illumination: 92.4%

Best Times for Fishing or Hunting

Major Periods

2:20 AM - 4:50 AM
11:04 AM - 1:34 PM

Minor Periods

7:44 PM - 9:14 PM
9:38 AM - 11:08 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:42 AM
Sun Transit: 1:37 PM
Sunset: 7:31 PM
Daylight: 11 hrs 49 mins
Moonrise: 8:46 PM
Moon Transit: 3:42 AM
Moonset: 11:26 AM
Moon Phase: Waning Gibbous
Moon Illumination: 85.4%

Best Times for Fishing or Hunting

Major Periods

3:12 AM - 5:42 AM
11:58 AM - 2:28 PM

Minor Periods

8:16 PM - 9:46 PM
10:56 AM - 12:26 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:42 AM
Sun Transit: 1:37 PM
Sunset: 7:31 PM
Daylight: 11 hrs 49 mins
Moonrise: 8:46 PM
Moon Transit: 3:42 AM
Moonset: 11:26 AM
Moon Phase: Waning Gibbous
Moon Illumination: 85.4%

Best Times for Fishing or Hunting

Major Periods

3:12 AM - 5:42 AM
11:58 AM - 2:28 PM

Minor Periods

8:16 PM - 9:46 PM
10:56 AM - 12:26 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:43 AM
Sun Transit: 1:36 PM
Sunset: 7:29 PM
Daylight: 11 hrs 46 mins
Moonrise: 9:27 PM
Moon Transit: 4:39 AM
Moonset: 12:46 AM
Moon Phase: Waning Gibbous
Moon Illumination: 76.5%

Best Times for Fishing or Hunting

Major Periods

4:09 AM - 6:39 AM
12:56 AM - 3:26 PM

Minor Periods

8:57 PM - 10:27 PM
12:16 AM - 1:46 PM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:43 AM
Sun Transit: 1:36 PM
Sunset: 7:29 PM
Daylight: 11 hrs 46 mins
Moonrise: 9:27 PM
Moon Transit: 4:39 AM
Moonset: 12:46 AM
Moon Phase: Waning Gibbous
Moon Illumination: 76.5%

Best Times for Fishing or Hunting

Major Periods

4:09 AM - 6:39 AM
12:56 AM - 3:26 PM

Minor Periods

8:57 PM - 10:27 PM
12:16 AM - 1:46 PM

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.

Webcams Near Caldwell, ID