Water Temperature of the Mongaup River in Glen Spey, NY

Current Water Temperature

70.3°F

Measurement Time: Friday, September 11, 2026, 1:15 AM 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

58°F
Mostly Cloudy
Mostly Cloudy
86%
NW 5 mph
54°F

Weather Forecast

Sunny
Today
74°F - Sunny
Mostly Clear then Areas Of Fog
Tonight
47°F - Mostly Clear then Areas Of Fog
Areas Of Fog then Chance Rain Showers
Saturday
76°F - Areas Of Fog then Chance Rain Showers
Showers And Thunderstorms
Saturday Night
59°F - Showers And Thunderstorms
Rain Showers
Sunday
80°F - Rain Showers
Partly Cloudy
Sunday Night
55°F - Partly Cloudy
Mostly Sunny
Monday
72°F - Mostly Sunny
Mostly Clear
Monday Night
49°F - Mostly Clear
Mostly Sunny
Tuesday
73°F - Mostly Sunny
Partly Cloudy
Tuesday Night
57°F - Partly Cloudy
Mostly Sunny then Slight Chance Rain Showers
Wednesday
79°F - Mostly Sunny then Slight Chance Rain Showers
Chance Rain Showers
Wednesday Night
58°F - Chance Rain Showers
Chance Rain Showers
Thursday
77°F - Chance Rain Showers
Chance Rain Showers
Thursday Night
58°F - Chance Rain Showers

Astronomical

Sunrise: 6:36 AM
Sun Transit: 12:55 AM
Sunset: 7:15 PM
Daylight: 12 hrs 39 mins
Moonrise: 7:05 AM
Moon Transit: 1:18 PM
Moonset: 7:21 PM
Moon Phase: New
Moon Illumination: 1.7%

Best Times for Fishing or Hunting

Major Periods

2:31 AM - 5:01 AM
12:48 AM - 3:18 PM

Minor Periods

6:51 PM - 8:21 PM
6:35 AM - 8:05 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: 6:36 AM
Sun Transit: 12:55 AM
Sunset: 7:15 PM
Daylight: 12 hrs 39 mins
Moonrise: 7:05 AM
Moon Transit: 1:18 PM
Moonset: 7:21 PM
Moon Phase: New
Moon Illumination: 1.7%

Best Times for Fishing or Hunting

Major Periods

2:31 AM - 5:01 AM
12:48 AM - 3:18 PM

Minor Periods

6:51 PM - 8:21 PM
6:35 AM - 8:05 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: 6:36 AM
Sun Transit: 12:55 AM
Sunset: 7:15 PM
Daylight: 12 hrs 39 mins
Moonrise: 7:05 AM
Moon Transit: 1:18 PM
Moonset: 7:21 PM
Moon Phase: New
Moon Illumination: 1.7%

Best Times for Fishing or Hunting

Major Periods

2:31 AM - 5:01 AM
12:48 AM - 3:18 PM

Minor Periods

6:51 PM - 8:21 PM
6:35 AM - 8:05 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: 6:37 AM
Sun Transit: 12:55 AM
Sunset: 7:13 PM
Daylight: 12 hrs 36 mins
Moonrise: 8:14 AM
Moon Transit: 2:03 PM
Moonset: 7:43 PM
Moon Phase: New
Moon Illumination: 0.1%

Best Times for Fishing or Hunting

Major Periods

3:17 AM - 5:47 AM
1:33 PM - 4:03 PM

Minor Periods

7:13 PM - 8:43 PM
7:44 AM - 9:14 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: 6:37 AM
Sun Transit: 12:55 AM
Sunset: 7:13 PM
Daylight: 12 hrs 36 mins
Moonrise: 8:14 AM
Moon Transit: 2:03 PM
Moonset: 7:43 PM
Moon Phase: New
Moon Illumination: 0.1%

Best Times for Fishing or Hunting

Major Periods

3:17 AM - 5:47 AM
1:33 PM - 4:03 PM

Minor Periods

7:13 PM - 8:43 PM
7:44 AM - 9:14 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: 6:38 AM
Sun Transit: 12:54 AM
Sunset: 7:11 PM
Daylight: 12 hrs 34 mins
Moonrise: 9:22 AM
Moon Transit: 2:48 PM
Moonset: 8:06 PM
Moon Phase: New
Moon Illumination: 2.2%

Best Times for Fishing or Hunting

Major Periods

4:02 AM - 6:32 AM
2:18 PM - 4:48 PM

Minor Periods

7:36 PM - 9:06 PM
8:52 AM - 10:22 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: 6:38 AM
Sun Transit: 12:54 AM
Sunset: 7:11 PM
Daylight: 12 hrs 34 mins
Moonrise: 9:22 AM
Moon Transit: 2:48 PM
Moonset: 8:06 PM
Moon Phase: New
Moon Illumination: 2.2%

Best Times for Fishing or Hunting

Major Periods

4:02 AM - 6:32 AM
2:18 PM - 4:48 PM

Minor Periods

7:36 PM - 9:06 PM
8:52 AM - 10:22 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: 6:39 AM
Sun Transit: 12:54 AM
Sunset: 7:10 PM
Daylight: 12 hrs 31 mins
Moonrise: 10:30 AM
Moon Transit: 3:34 PM
Moonset: 8:32 PM
Moon Phase: Waxing Crescent
Moon Illumination: 6.7%

Best Times for Fishing or Hunting

Major Periods

4:47 AM - 7:17 AM
3:04 PM - 5:34 PM

Minor Periods

8:02 PM - 9:32 PM
10:00 AM - 11:30 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: 6:39 AM
Sun Transit: 12:54 AM
Sunset: 7:10 PM
Daylight: 12 hrs 31 mins
Moonrise: 10:30 AM
Moon Transit: 3:34 PM
Moonset: 8:32 PM
Moon Phase: Waxing Crescent
Moon Illumination: 6.7%

Best Times for Fishing or Hunting

Major Periods

4:47 AM - 7:17 AM
3:04 PM - 5:34 PM

Minor Periods

8:02 PM - 9:32 PM
10:00 AM - 11:30 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: 6:40 AM
Sun Transit: 12:54 AM
Sunset: 7:08 PM
Daylight: 12 hrs 28 mins
Moonrise: 11:37 AM
Moon Transit: 4:22 PM
Moonset: 9:01 PM
Moon Phase: Waxing Crescent
Moon Illumination: 13.4%

Best Times for Fishing or Hunting

Major Periods

5:34 AM - 8:04 AM
3:52 PM - 6:22 PM

Minor Periods

8:31 PM - 10:01 PM
11:07 AM - 12:37 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: 6:40 AM
Sun Transit: 12:54 AM
Sunset: 7:08 PM
Daylight: 12 hrs 28 mins
Moonrise: 11:37 AM
Moon Transit: 4:22 PM
Moonset: 9:01 PM
Moon Phase: Waxing Crescent
Moon Illumination: 13.4%

Best Times for Fishing or Hunting

Major Periods

5:34 AM - 8:04 AM
3:52 PM - 6:22 PM

Minor Periods

8:31 PM - 10:01 PM
11:07 AM - 12:37 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: 6:41 AM
Sun Transit: 12:53 AM
Sunset: 7:06 PM
Daylight: 12 hrs 26 mins
Moonrise: 12:42 AM
Moon Transit: 5:11 PM
Moonset: 9:37 PM
Moon Phase: Waxing Crescent
Moon Illumination: 22.0%

Best Times for Fishing or Hunting

Major Periods

6:23 AM - 8:53 AM
4:41 PM - 7:11 PM

Minor Periods

9:07 PM - 10:37 PM
12:12 AM - 1:42 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: 6:41 AM
Sun Transit: 12:53 AM
Sunset: 7:06 PM
Daylight: 12 hrs 26 mins
Moonrise: 12:42 AM
Moon Transit: 5:11 PM
Moonset: 9:37 PM
Moon Phase: Waxing Crescent
Moon Illumination: 22.0%

Best Times for Fishing or Hunting

Major Periods

6:23 AM - 8:53 AM
4:41 PM - 7:11 PM

Minor Periods

9:07 PM - 10:37 PM
12:12 AM - 1:42 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: 6:42 AM
Sun Transit: 12:53 AM
Sunset: 7:05 PM
Daylight: 12 hrs 23 mins
Moonrise: 1:43 PM
Moon Transit: 6:02 PM
Moonset: 10:20 PM
Moon Phase: Waxing Crescent
Moon Illumination: 32.1%

Best Times for Fishing or Hunting

Major Periods

7:13 AM - 9:43 AM
5:32 PM - 8:02 PM

Minor Periods

9:50 PM - 11:20 PM
1:13 PM - 2:43 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: 6:42 AM
Sun Transit: 12:53 AM
Sunset: 7:05 PM
Daylight: 12 hrs 23 mins
Moonrise: 1:43 PM
Moon Transit: 6:02 PM
Moonset: 10:20 PM
Moon Phase: Waxing Crescent
Moon Illumination: 32.1%

Best Times for Fishing or Hunting

Major Periods

7:13 AM - 9:43 AM
5:32 PM - 8:02 PM

Minor Periods

9:50 PM - 11:20 PM
1:13 PM - 2:43 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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