Lockport weather in September: Lockport, New York: normal highs, lows, rain and records for September
Lockport in September has a normal high of 74°F and a normal low of 54°F, a daily mean of 64°F, falling from 78°F on the 1st to 68°F by the 30th. The month brings 3.54 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 23°C and low of 12°C, 90 mm of precipitation in September.
- NOAA stationLockport (4 mi E)
- Station IDUSC00304844
- Location43.19°N 78.61°W
- Elevation610 ft (186 m)
- From the center5 miles
- Population20,394
- Jan 33° 18°
- Feb 35° 19°
- Mar 44° 26°
- Apr 56° 36°
- May 69° 48°
- Jun 78° 57°
- Jul 82° 61°
- Aug 80° 61°
- Sep 74° 54°
- Oct 61° 43°
- Nov 49° 34°
- Dec 38° 24°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Lockport in September?
The normal high is 74°F and the normal low 54°F, for a daily mean of 63.8°F. September is 6.6°F cooler than August and 12.1°F warmer than October. September is the 4th warmest month of the year in Lockport and the 3rd wettest. Across the month the normal high falls 10°F, from 78°F on September 1 to 68°F on September 30. From one year to the next September's mean temperature typically moves about 2.3°F either way (NOAA's standard deviation), so roughly two Septembers in three average between 62°F and 66°F.
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| September 1 | 78°F | 58°F | – | – |
| September 8 | 76°F | 56°F | – | – |
| September 15 | 74°F | 54°F | – | – |
| September 22 | 72°F | 52°F | – | – |
| September 30 | 68°F | 48°F | – | – |
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 | 78°F | 58°F | – | – | 13 h 10 min |
| September 2 | 78°F | 58°F | – | – | 13 h 10 min |
| September 3 | 77°F | 58°F | – | – | 13 h 10 min |
| September 4 | 77°F | 58°F | – | – | 13 h 10 min |
| September 5 | 77°F | 57°F | – | – | 13 h |
| September 6 | 77°F | 57°F | – | – | 13 h |
| September 7 | 77°F | 57°F | – | – | 13 h |
| September 8 | 76°F | 56°F | – | – | 12 h 50 min |
| September 9 | 76°F | 56°F | – | – | 12 h 50 min |
| September 10 | 76°F | 56°F | – | – | 12 h 50 min |
| September 11 | 76°F | 56°F | – | – | 12 h 50 min |
| September 12 | 75°F | 55°F | – | – | 12 h 40 min |
| September 13 | 75°F | 55°F | – | – | 12 h 40 min |
| September 14 | 75°F | 54°F | – | – | 12 h 40 min |
| September 15 | 74°F | 54°F | – | – | 12 h 30 min |
| September 16 | 74°F | 54°F | – | – | 12 h 30 min |
| September 17 | 74°F | 53°F | – | – | 12 h 30 min |
| September 18 | 73°F | 53°F | – | – | 12 h 30 min |
| September 19 | 73°F | 53°F | – | – | 12 h 20 min |
| September 20 | 73°F | 52°F | – | – | 12 h 20 min |
| September 21 | 72°F | 52°F | – | – | 12 h 20 min |
| September 22 | 72°F | 52°F | – | – | 12 h 10 min |
| September 23 | 72°F | 51°F | – | – | 12 h 10 min |
| September 24 | 71°F | 51°F | – | – | 12 h 10 min |
| September 25 | 71°F | 50°F | – | – | 12 h 10 min |
| September 26 | 70°F | 50°F | – | – | 12 h |
| September 27 | 70°F | 50°F | – | – | 12 h |
| September 28 | 69°F | 49°F | – | – | 12 h |
| September 29 | 69°F | 49°F | – | – | 11 h 50 min |
| September 30 | 68°F | 48°F | – | – | 11 h 50 min |
- Normal high
- 74°FSeptember average
- Normal low
- 54°FSeptember average
- Precipitation
- 3.54 inmonth total
- Daylight
- 13 h 10 min to 11 h 50 minSeptember 1 to September 30
- Days at 70°F or more
- 20
- Days at 80°F or more
- 8
- Sunshine
- 76%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00304844; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Lockport in September?
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00304844.
What are the records for September in Lockport?
The warmest September temperature on this station's record (since 1893) is 96°F, on September 3, 1953; the coldest is 28°F, on September 28, 1957. The wettest September brought 9.85 in (1977).
The September mean against the 1991-2020 normal of 63.8°F: 2021 64.7°F (+0.9), 2022 63.6°F (−0.2), 2023 62.7°F (−1.1), 2024 64.7°F (+0.9), 2025 63.0°F (−0.8), 2026 62.8°F (−1.0). 2 of 6 ran warmer than normal.
| September | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 64.7°F | +0.9°F | 5.90 in |
| 2022 | 63.6°F | −0.2°F | 2.30 in |
| 2023 | 62.7°F | −1.1°F | 1.57 in |
| 2024 | 64.7°F | +0.9°F | 3.43 in |
| 2025 | 63.0°F | −0.8°F | 0.73 in |
| 2026 | 62.8°F | −1.0°F | 5.12 in |
Source: records: ACIS, station USC00304844; recent months: ACIS, station USC00304844. Records and recent months use complete months only.
How does September in Lockport 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; Lockport's is 74°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.