Water Temperature of the Mongaup River in Glen Spey, NY

Current Water Temperature

69.8°F

Measurement Time: Monday, September 7, 2026, 11:15 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

52°F
Partly Cloudy
Partly Cloudy
100%
NW 2 mph
52°F

Weather Forecast

Mostly Clear
Overnight
50°F - Mostly Clear
Mostly Sunny
Tuesday
77°F - Mostly Sunny
Partly Cloudy then Patchy Fog
Tuesday Night
57°F - Partly Cloudy then Patchy Fog
Patchy Fog then Mostly Sunny
Wednesday
81°F - Patchy Fog then Mostly Sunny
Mostly Cloudy then Chance Rain Showers
Wednesday Night
67°F - Mostly Cloudy then Chance Rain Showers
Chance Rain Showers
Thursday
78°F - Chance Rain Showers
Chance Rain Showers then Mostly Cloudy
Thursday Night
54°F - Chance Rain Showers then Mostly Cloudy
Sunny
Friday
72°F - Sunny
Mostly Clear
Friday Night
50°F - Mostly Clear
Sunny
Saturday
75°F - Sunny
Slight Chance Rain Showers
Saturday Night
57°F - Slight Chance Rain Showers
Chance Rain Showers
Sunday
77°F - Chance Rain Showers
Chance Rain Showers
Sunday Night
58°F - Chance Rain Showers
Partly Sunny then Slight Chance Rain Showers
Monday
77°F - Partly Sunny then Slight Chance Rain Showers

Astronomical

Sunrise: 6:33 AM
Sun Transit: 12:56 AM
Sunset: 7:20 PM
Daylight: 12 hrs 47 mins
Moonrise: 3:21 AM
Moon Transit: 10:52 AM
Moonset: 6:09 PM
Moon Phase: Waning Crescent
Moon Illumination: 4.4%

Best Times for Fishing or Hunting

Major Periods

12:01 AM - 2:31 AM
10:22 AM - 12:52 AM

Minor Periods

5:39 PM - 7:09 PM
2:51 AM - 4:21 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: 6:33 AM
Sun Transit: 12:56 AM
Sunset: 7:20 PM
Daylight: 12 hrs 47 mins
Moonrise: 3:21 AM
Moon Transit: 10:52 AM
Moonset: 6:09 PM
Moon Phase: Waning Crescent
Moon Illumination: 4.4%

Best Times for Fishing or Hunting

Major Periods

12:01 AM - 2:31 AM
10:22 AM - 12:52 AM

Minor Periods

5:39 PM - 7:09 PM
2:51 AM - 4:21 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: 6:33 AM
Sun Transit: 12:56 AM
Sunset: 7:20 PM
Daylight: 12 hrs 47 mins
Moonrise: 3:21 AM
Moon Transit: 10:52 AM
Moonset: 6:09 PM
Moon Phase: Waning Crescent
Moon Illumination: 4.4%

Best Times for Fishing or Hunting

Major Periods

12:01 AM - 2:31 AM
10:22 AM - 12:52 AM

Minor Periods

5:39 PM - 7:09 PM
2:51 AM - 4:21 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: 6:33 AM
Sun Transit: 12:56 AM
Sunset: 7:20 PM
Daylight: 12 hrs 47 mins
Moonrise: 3:21 AM
Moon Transit: 10:52 AM
Moonset: 6:09 PM
Moon Phase: Waning Crescent
Moon Illumination: 4.4%

Best Times for Fishing or Hunting

Major Periods

12:01 AM - 2:31 AM
10:22 AM - 12:52 AM

Minor Periods

5:39 PM - 7:09 PM
2:51 AM - 4:21 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: 6:34 AM
Sun Transit: 12:56 AM
Sunset: 7:18 PM
Daylight: 12 hrs 45 mins
Moonrise: 4:39 AM
Moon Transit: 11:44 AM
Moonset: 6:36 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.9%

Best Times for Fishing or Hunting

Major Periods

12:54 AM - 3:24 AM
11:14 AM - 1:44 PM

Minor Periods

6:06 PM - 7:36 PM
4:09 AM - 5:39 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: 6:34 AM
Sun Transit: 12:56 AM
Sunset: 7:18 PM
Daylight: 12 hrs 45 mins
Moonrise: 4:39 AM
Moon Transit: 11:44 AM
Moonset: 6:36 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.9%

Best Times for Fishing or Hunting

Major Periods

12:54 AM - 3:24 AM
11:14 AM - 1:44 PM

Minor Periods

6:06 PM - 7:36 PM
4:09 AM - 5:39 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: 6:35 AM
Sun Transit: 12:55 AM
Sunset: 7:17 PM
Daylight: 12 hrs 42 mins
Moonrise: 5:53 AM
Moon Transit: 12:32 AM
Moonset: 6:59 PM
Moon Phase: New
Moon Illumination: 0.0%

Best Times for Fishing or Hunting

Major Periods

1:44 AM - 4:14 AM
12:02 AM - 2:32 PM

Minor Periods

6:29 PM - 7:59 PM
5:23 AM - 6:53 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: 6:35 AM
Sun Transit: 12:55 AM
Sunset: 7:17 PM
Daylight: 12 hrs 42 mins
Moonrise: 5:53 AM
Moon Transit: 12:32 AM
Moonset: 6:59 PM
Moon Phase: New
Moon Illumination: 0.0%

Best Times for Fishing or Hunting

Major Periods

1:44 AM - 4:14 AM
12:02 AM - 2:32 PM

Minor Periods

6:29 PM - 7:59 PM
5:23 AM - 6:53 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: 6:36 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

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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