Water Temperature of the Mongaup River in Glen Spey, NY

Current Water Temperature

66.6°F

Measurement Time: Saturday, September 26, 2026, 3:15 PM EDT

Temperature Locations

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Local Points of Interest

Lumberland, NY

Mongaup River

Station Name: MONGAUP RIVER NEAR MONGAUP NY
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 673 feet

Nearest Address:
20–98 Powerhouse Rd
Glen Spey, NY 12737
Sullivan County

GPS Coordinates: 41.4612222, -74.75877778

Nearby Water Temperatures

Mongaup River, Forestburgh, NY (7.4 mi)
Neversink River, Godeffroy, NY (8.2 mi)
Basher Kill, Westbrookville, NY (11 mi)
Delaware River, Narrowsburg, NY (12.2 mi)
Neversink River, Bridgeville, NY (14.3 mi)
Tenmile River, Tusten, NY (15 mi)
Sheldrake Stream, Thompsonville, NY (15.9 mi)
Gumaer Brook, Wurtsboro, NY (17.7 mi)
Callicoon Creek, Callicoon, NY (25.5 mi)
Neversink River, Neversink, NY (25.6 mi)
Neversink Reservoir, Neversink, NY (26.1 mi)
Chestnut Creek, Grahamsville, NY (29.2 mi)
Cannonsville Reservoir Diversion Channel, Grahamsville, NY (29.8 mi)
Willowemoc Creek, Livingston Manor, NY (30.7 mi)
Neversink River, Claryville, NY (30.9 mi)

Weather for Glen Spey, New York

Current Weather

55°F
Chance Rain Showers
Chance Rain Showers
100%
N 14 mph
55°F

Weather Forecast

Rain Showers
Tonight
53°F - Rain Showers
Rain Showers
Sunday
62°F - Rain Showers
Rain Showers
Sunday Night
55°F - Rain Showers
Rain Showers Likely
Monday
64°F - Rain Showers Likely
Chance Rain Showers then Mostly Cloudy
Monday Night
54°F - Chance Rain Showers then Mostly Cloudy
Partly Sunny
Tuesday
69°F - Partly Sunny
Partly Cloudy
Tuesday Night
53°F - Partly Cloudy
Partly Sunny
Wednesday
73°F - Partly Sunny
Mostly Cloudy
Wednesday Night
56°F - Mostly Cloudy
Mostly Sunny
Thursday
75°F - Mostly Sunny
Slight Chance Rain Showers
Thursday Night
57°F - Slight Chance Rain Showers
Partly Sunny then Slight Chance Rain Showers
Friday
73°F - Partly Sunny then Slight Chance Rain Showers
Chance Rain Showers
Friday Night
53°F - Chance Rain Showers
Chance Rain Showers
Saturday
69°F - Chance Rain Showers

Astronomical

Sunrise: 6:51 AM
Sun Transit: 12:50 AM
Sunset: 6:49 PM
Daylight: 11 hrs 59 mins
Moonrise: 6:37 PM
Moon Transit: 8:33 AM
Moonset: 6:43 AM
Moon Phase: Full
Moon Illumination: 99.7%

Best Times for Fishing or Hunting

Major Periods

8:03 AM - 10:33 AM
8:03 AM - 10:33 AM

Minor Periods

6:07 PM - 7:37 PM
6:13 AM - 7:43 AM

Action Rating: 3 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: 6:51 AM
Sun Transit: 12:50 AM
Sunset: 6:49 PM
Daylight: 11 hrs 59 mins
Moonrise: 6:37 PM
Moon Transit: 8:33 AM
Moonset: 6:43 AM
Moon Phase: Full
Moon Illumination: 99.7%

Best Times for Fishing or Hunting

Major Periods

8:03 AM - 10:33 AM
8:03 AM - 10:33 AM

Minor Periods

6:07 PM - 7:37 PM
6:13 AM - 7:43 AM

Action Rating: 3 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: 6:52 AM
Sun Transit: 12:49 AM
Sunset: 6:48 PM
Daylight: 11 hrs 56 mins
Moonrise: 7:01 PM
Moon Transit: 1:08 AM
Moonset: 7:53 AM
Moon Phase: Full
Moon Illumination: 97.3%

Best Times for Fishing or Hunting

Major Periods

12:38 AM - 3:08 AM
3:08 PM - 5:38 PM

Minor Periods

6:31 PM - 8:01 PM
7:23 AM - 8:53 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: 6:52 AM
Sun Transit: 12:49 AM
Sunset: 6:48 PM
Daylight: 11 hrs 56 mins
Moonrise: 7:01 PM
Moon Transit: 1:08 AM
Moonset: 7:53 AM
Moon Phase: Full
Moon Illumination: 97.3%

Best Times for Fishing or Hunting

Major Periods

12:38 AM - 3:08 AM
3:08 PM - 5:38 PM

Minor Periods

6:31 PM - 8:01 PM
7:23 AM - 8:53 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: 6:53 AM
Sun Transit: 12:49 AM
Sunset: 6:46 PM
Daylight: 11 hrs 53 mins
Moonrise: 7:28 PM
Moon Transit: 1:56 AM
Moonset: 9:06 AM
Moon Phase: Full
Moon Illumination: 92.4%

Best Times for Fishing or Hunting

Major Periods

1:26 AM - 3:56 AM
3:58 PM - 6:28 PM

Minor Periods

6:58 PM - 8:28 PM
8:36 AM - 10:06 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: 6:53 AM
Sun Transit: 12:49 AM
Sunset: 6:46 PM
Daylight: 11 hrs 53 mins
Moonrise: 7:28 PM
Moon Transit: 1:56 AM
Moonset: 9:06 AM
Moon Phase: Full
Moon Illumination: 92.4%

Best Times for Fishing or Hunting

Major Periods

1:26 AM - 3:56 AM
3:58 PM - 6:28 PM

Minor Periods

6:58 PM - 8:28 PM
8:36 AM - 10:06 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: 6:54 AM
Sun Transit: 12:49 AM
Sunset: 6:44 PM
Daylight: 11 hrs 50 mins
Moonrise: 8:02 PM
Moon Transit: 2:48 AM
Moonset: 10:23 AM
Moon Phase: Waning Gibbous
Moon Illumination: 85.4%

Best Times for Fishing or Hunting

Major Periods

2:18 AM - 4:48 AM
4:52 PM - 7:22 PM

Minor Periods

7:32 PM - 9:02 PM
9:53 AM - 11:23 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: 6:54 AM
Sun Transit: 12:49 AM
Sunset: 6:44 PM
Daylight: 11 hrs 50 mins
Moonrise: 8:02 PM
Moon Transit: 2:48 AM
Moonset: 10:23 AM
Moon Phase: Waning Gibbous
Moon Illumination: 85.4%

Best Times for Fishing or Hunting

Major Periods

2:18 AM - 4:48 AM
4:52 PM - 7:22 PM

Minor Periods

7:32 PM - 9:02 PM
9:53 AM - 11:23 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: 6:55 AM
Sun Transit: 12:48 AM
Sunset: 6:43 PM
Daylight: 11 hrs 48 mins
Moonrise: 8:44 PM
Moon Transit: 3:44 AM
Moonset: 11:39 AM
Moon Phase: Waning Gibbous
Moon Illumination: 76.5%

Best Times for Fishing or Hunting

Major Periods

3:14 AM - 5:44 AM
5:51 PM - 8:21 PM

Minor Periods

8:14 PM - 9:44 PM
11:09 AM - 12:39 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: 6:55 AM
Sun Transit: 12:48 AM
Sunset: 6:43 PM
Daylight: 11 hrs 48 mins
Moonrise: 8:44 PM
Moon Transit: 3:44 AM
Moonset: 11:39 AM
Moon Phase: Waning Gibbous
Moon Illumination: 76.5%

Best Times for Fishing or Hunting

Major Periods

3:14 AM - 5:44 AM
5:51 PM - 8:21 PM

Minor Periods

8:14 PM - 9:44 PM
11:09 AM - 12:39 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: 6:56 AM
Sun Transit: 12:48 AM
Sunset: 6:41 PM
Daylight: 11 hrs 45 mins
Moonrise: 9:36 PM
Moon Transit: 4:44 AM
Moonset: 12:53 AM
Moon Phase: Waning Gibbous
Moon Illumination: 66.3%

Best Times for Fishing or Hunting

Major Periods

4:14 AM - 6:44 AM
6:53 PM - 9:23 PM

Minor Periods

9:06 PM - 10:36 PM
12:23 AM - 1:53 PM

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: 6:56 AM
Sun Transit: 12:48 AM
Sunset: 6:41 PM
Daylight: 11 hrs 45 mins
Moonrise: 9:36 PM
Moon Transit: 4:44 AM
Moonset: 12:53 AM
Moon Phase: Waning Gibbous
Moon Illumination: 66.3%

Best Times for Fishing or Hunting

Major Periods

4:14 AM - 6:44 AM
6:53 PM - 9:23 PM

Minor Periods

9:06 PM - 10:36 PM
12:23 AM - 1:53 PM

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: 6:57 AM
Sun Transit: 12:48 AM
Sunset: 6:39 PM
Daylight: 11 hrs 42 mins
Moonrise: 10:41 PM
Moon Transit: 5:47 AM
Moonset: 1:59 PM
Moon Phase: Last Quarter
Moon Illumination: 55.3%

Best Times for Fishing or Hunting

Major Periods

5:17 AM - 7:47 AM
7:56 PM - 10:26 PM

Minor Periods

10:11 PM - 11:41 PM
1:29 PM - 2:59 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: 6:57 AM
Sun Transit: 12:48 AM
Sunset: 6:39 PM
Daylight: 11 hrs 42 mins
Moonrise: 10:41 PM
Moon Transit: 5:47 AM
Moonset: 1:59 PM
Moon Phase: Last Quarter
Moon Illumination: 55.3%

Best Times for Fishing or Hunting

Major Periods

5:17 AM - 7:47 AM
7:56 PM - 10:26 PM

Minor Periods

10:11 PM - 11:41 PM
1:29 PM - 2:59 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: 6:58 AM
Sun Transit: 12:48 AM
Sunset: 6:38 PM
Daylight: 11 hrs 40 mins
Moonrise: 11:53 PM
Moon Transit: 6:49 AM
Moonset: 2:53 PM
Moon Phase: Last Quarter
Moon Illumination: 43.9%

Best Times for Fishing or Hunting

Major Periods

6:19 AM - 8:49 AM
8:57 PM - 11:27 PM

Minor Periods

12:00 AM - 12:00 AM
2:23 PM - 3:53 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.

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