Webster weather in September: Webster, New York: normal highs, lows, rain and records for September
Webster in September has a normal high of 73°F and a normal low of 53°F, a daily mean of 63°F, falling from 77°F on the 1st to 68°F by the 30th. Measurable precipitation falls on 11 days in a normal September, 3.39 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 23°C and low of 12°C, 86 mm of precipitation in September.
- NOAA stationWebster (2 mi NE)
- Station IDUSC00309049
- Location43.24°N 77.39°W
- Elevation275 ft (84 m)
- From the center2 miles
- Population5,787
- Jan 34° 17°
- Feb 36° 18°
- Mar 44° 25°
- Apr 56° 35°
- May 68° 47°
- Jun 77° 56°
- Jul 81° 61°
- Aug 80° 61°
- Sep 73° 53°
- Oct 61° 42°
- Nov 49° 32°
- Dec 39° 24°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Webster in September?
The normal high is 73°F and the normal low 53°F, for a daily mean of 63.3°F. September is 6.9°F cooler than August and 11.5°F warmer than October. September is the 4th warmest month of the year in Webster and the 5th wettest. Across the month the normal high falls 9°F, from 77°F on September 1 to 68°F on September 30.
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 45%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| September 1 | 77°F | 58°F | 36% | 19% |
| September 8 | 76°F | 56°F | 36% | 20% |
| September 15 | 74°F | 54°F | 37% | 21% |
| September 22 | 71°F | 51°F | 40% | 24% |
| September 30 | 68°F | 48°F | 45% | 28% |
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 | 77°F | 58°F | 36% | 19% | 13 h 10 min |
| September 2 | 77°F | 58°F | 36% | 19% | 13 h 10 min |
| September 3 | 77°F | 57°F | 36% | 19% | 13 h 10 min |
| September 4 | 77°F | 57°F | 36% | 19% | 13 h 10 min |
| September 5 | 77°F | 57°F | 36% | 19% | 13 h |
| September 6 | 76°F | 57°F | 36% | 19% | 13 h |
| September 7 | 76°F | 56°F | 36% | 19% | 13 h |
| September 8 | 76°F | 56°F | 36% | 20% | 12 h 50 min |
| September 9 | 76°F | 56°F | 36% | 20% | 12 h 50 min |
| September 10 | 75°F | 55°F | 37% | 20% | 12 h 50 min |
| September 11 | 75°F | 55°F | 37% | 20% | 12 h 50 min |
| September 12 | 75°F | 55°F | 37% | 21% | 12 h 40 min |
| September 13 | 74°F | 54°F | 37% | 21% | 12 h 40 min |
| September 14 | 74°F | 54°F | 37% | 21% | 12 h 40 min |
| September 15 | 74°F | 54°F | 37% | 21% | 12 h 30 min |
| September 16 | 73°F | 53°F | 37% | 22% | 12 h 30 min |
| September 17 | 73°F | 53°F | 38% | 22% | 12 h 30 min |
| September 18 | 73°F | 53°F | 38% | 22% | 12 h 30 min |
| September 19 | 72°F | 52°F | 38% | 23% | 12 h 20 min |
| September 20 | 72°F | 52°F | 39% | 23% | 12 h 20 min |
| September 21 | 72°F | 52°F | 39% | 23% | 12 h 20 min |
| September 22 | 71°F | 51°F | 40% | 24% | 12 h 10 min |
| September 23 | 71°F | 51°F | 40% | 24% | 12 h 10 min |
| September 24 | 70°F | 51°F | 41% | 25% | 12 h 10 min |
| September 25 | 70°F | 50°F | 41% | 25% | 12 h 10 min |
| September 26 | 70°F | 50°F | 42% | 26% | 12 h |
| September 27 | 69°F | 49°F | 43% | 26% | 12 h |
| September 28 | 69°F | 49°F | 43% | 27% | 12 h |
| September 29 | 68°F | 49°F | 44% | 27% | 11 h 50 min |
| September 30 | 68°F | 48°F | 45% | 28% | 11 h 50 min |
- Normal high
- 73°FSeptember average
- Normal low
- 53°FSeptember average
- Precipitation
- 3.39 inmonth total
- Days with precipitation
- 110.01 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
- 22
- Days at 80°F or more
- 9
- Sunshine
- 76%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00309049; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Webster in September?
On a given September day the chance of 0.01 inch or more is 38% on average, highest around September 30 (45%). In all, 3.39 in falls on 11 days of a normal September, 1 of them with an inch or more.
In a normal September in Webster, 1 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00309049.
What are the records for September in Webster?
The September mean against the 1991-2020 normal of 63.3°F: 2021 65.0°F (+1.7), 2022 63.1°F (−0.2), 2023 63.7°F (+0.4), 2024 65.5°F (+2.3), 2025 63.5°F (+0.2), 2026 64.0°F (+0.7). 5 of 6 ran warmer than normal.
| September | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 65.0°F | +1.7°F | 3.52 in |
| 2022 | 63.1°F | −0.2°F | 4.14 in |
| 2023 | 63.7°F | +0.4°F | 0.83 in |
| 2024 | 65.5°F | +2.3°F | 5.25 in |
| 2025 | 63.5°F | +0.2°F | 1.18 in |
| 2026 | 64.0°F | +0.7°F | 3.77 in |
Source: recent months: ACIS, station USC00309049. Records and recent months use complete months only.
How does September in Webster 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; Webster's is 73°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.