Troy weather in September: Troy, New York: normal highs, lows, rain and records for September
Troy in September has a normal high of 77°F and a normal low of 54°F, a daily mean of 66°F, falling from 82°F on the 1st to 71°F by the 30th. Measurable precipitation falls on 10 days in a normal September, 3.83 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 25°C and low of 12°C, 97 mm of precipitation in September.
- NOAA stationTroy Lock and Dam
- Station IDUSC00308600
- Location42.75°N 73.69°W
- Elevation15 ft (5 m)
- From the center1 miles
- Population51,065
- Jan 34° 17°
- Feb 37° 18°
- Mar 46° 26°
- Apr 60° 38°
- May 73° 49°
- Jun 81° 59°
- Jul 86° 64°
- Aug 84° 62°
- Sep 77° 54°
- Oct 64° 43°
- Nov 51° 33°
- Dec 40° 25°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Troy in September?
The normal high is 77°F and the normal low 54°F, for a daily mean of 65.8°F. September is 7.3°F cooler than August and 12.4°F warmer than October. September is the 4th warmest month of the year in Troy and the 5th wettest. Across the month the normal high falls 11°F, from 82°F on September 1 to 71°F on September 30. From one year to the next September's mean temperature typically moves about 2.2°F either way (NOAA's standard deviation), so roughly two Septembers in three average between 64°F and 68°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 36%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| September 1 | 82°F | 59°F | 29% | 21% |
| September 8 | 80°F | 57°F | 30% | 21% |
| September 15 | 78°F | 55°F | 31% | 22% |
| September 22 | 75°F | 52°F | 33% | 23% |
| September 30 | 71°F | 49°F | 36% | 24% |
Every day of September: normal high, low and chance of precipitation (warmest afternoon September 1, coldest night September 30)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| September 1 | 82°F | 59°F | 29% | 21% | 13 h 10 min |
| September 2 | 82°F | 59°F | 29% | 21% | 13 h 10 min |
| September 3 | 82°F | 59°F | 29% | 21% | 13 h 10 min |
| September 4 | 81°F | 58°F | 29% | 21% | 13 h 10 min |
| September 5 | 81°F | 58°F | 29% | 21% | 13 h |
| September 6 | 81°F | 58°F | 29% | 21% | 13 h |
| September 7 | 80°F | 57°F | 29% | 21% | 13 h |
| September 8 | 80°F | 57°F | 30% | 21% | 12 h 50 min |
| September 9 | 80°F | 57°F | 30% | 21% | 12 h 50 min |
| September 10 | 80°F | 56°F | 30% | 22% | 12 h 50 min |
| September 11 | 79°F | 56°F | 30% | 22% | 12 h 50 min |
| September 12 | 79°F | 56°F | 30% | 22% | 12 h 40 min |
| September 13 | 79°F | 55°F | 30% | 22% | 12 h 40 min |
| September 14 | 78°F | 55°F | 31% | 22% | 12 h 40 min |
| September 15 | 78°F | 55°F | 31% | 22% | 12 h 30 min |
| September 16 | 77°F | 54°F | 31% | 22% | 12 h 30 min |
| September 17 | 77°F | 54°F | 31% | 22% | 12 h 30 min |
| September 18 | 77°F | 54°F | 32% | 22% | 12 h 30 min |
| September 19 | 76°F | 53°F | 32% | 22% | 12 h 20 min |
| September 20 | 76°F | 53°F | 32% | 23% | 12 h 20 min |
| September 21 | 75°F | 53°F | 33% | 23% | 12 h 20 min |
| September 22 | 75°F | 52°F | 33% | 23% | 12 h 10 min |
| September 23 | 74°F | 52°F | 33% | 23% | 12 h 10 min |
| September 24 | 74°F | 52°F | 34% | 23% | 12 h 10 min |
| September 25 | 74°F | 51°F | 34% | 23% | 12 h 10 min |
| September 26 | 73°F | 51°F | 34% | 23% | 12 h |
| September 27 | 73°F | 50°F | 35% | 24% | 12 h |
| September 28 | 72°F | 50°F | 35% | 24% | 12 h |
| September 29 | 72°F | 50°F | 35% | 24% | 11 h 50 min |
| September 30 | 71°F | 49°F | 36% | 24% | 11 h 50 min |
- Normal high
- 77°FSeptember average
- Normal low
- 54°FSeptember average
- Precipitation
- 3.83 inmonth total
- Days with precipitation
- 100.01 inch or more
- Days at 90°F or more
- 1
- Daylight
- 13 h 10 min to 11 h 50 minSeptember 1 to September 30
- Days at 70°F or more
- 23
- Days at 80°F or more
- 10
- Sunshine
- 76%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00308600; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Troy in September?
On a given September day the chance of 0.01 inch or more is 31% on average, highest around September 30 (36%). In all, 3.83 in falls on 10 days of a normal September, 1 of them with an inch or more.
In a normal September in Troy, 1 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00308600.
What are the records for September in Troy?
The warmest September temperature on this station's record (since 1932) is 96°F, on September 5, 1973; the coldest is 29°F, on September 24, 1963. The wettest September brought 8.63 in (1960).
Source: records: ACIS, station USC00308600. Records and recent months use complete months only.
How does September in Troy compare across New York?
Across the 131 places PlainClimate covers in New York, September normal highs run from 64°F in Cooperstown to 78°F in Wantagh; Troy's is 77°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.