Amherst weather in October: Amherst, Massachusetts: normal highs, lows, rain and records for October
Amherst in October has a normal high of 62°F and a normal low of 39°F, a daily mean of 50°F, falling from 68°F on the 1st to 56°F by the 31st. Measurable precipitation falls on 11 days in a normal October, 4.74 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 17°C and low of 4°C, 120 mm of precipitation in October.
- NOAA stationAmherst
- Station IDUSC00190120
- Location42.39°N 72.54°W
- Elevation145 ft (44 m)
- Population40,989
- Jan 34° 14°
- Feb 37° 15°
- Mar 45° 24°
- Apr 58° 34°
- May 70° 45°
- Jun 78° 55°
- Jul 83° 60°
- Aug 82° 58°
- Sep 74° 50°
- Oct 62° 39°
- Nov 50° 29°
- Dec 39° 21°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Amherst in October?
The normal high is 62°F and the normal low 39°F, for a daily mean of 50.2°F. October is 12.1°F cooler than September and 10.8°F warmer than November. October is the 6th warmest month of the year in Amherst and the wettest. Across the month the normal high falls 12°F, from 68°F on October 1 to 56°F on October 31. From one year to the next October's mean temperature typically moves about 2.6°F either way (NOAA's standard deviation), so roughly two Octobers in three average between 48°F and 53°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 34%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| October 1 | 68°F | 44°F | 33% | 23% |
| October 8 | 65°F | 42°F | 34% | 23% |
| October 15 | 62°F | 39°F | 34% | 23% |
| October 22 | 59°F | 36°F | 34% | 22% |
| October 31 | 56°F | 34°F | 33% | 22% |
Every day of October: normal high, low and chance of precipitation (warmest afternoon October 1, coldest night October 31)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| October 1 | 68°F | 44°F | 33% | 23% | 11 h 50 min |
| October 2 | 68°F | 44°F | 33% | 23% | 11 h 50 min |
| October 3 | 67°F | 44°F | 33% | 23% | 11 h 40 min |
| October 4 | 67°F | 43°F | 33% | 23% | 11 h 40 min |
| October 5 | 66°F | 43°F | 34% | 23% | 11 h 40 min |
| October 6 | 66°F | 42°F | 34% | 23% | 11 h 30 min |
| October 7 | 66°F | 42°F | 34% | 23% | 11 h 30 min |
| October 8 | 65°F | 42°F | 34% | 23% | 11 h 30 min |
| October 9 | 65°F | 41°F | 34% | 23% | 11 h 30 min |
| October 10 | 64°F | 41°F | 34% | 23% | 11 h 20 min |
| October 11 | 64°F | 40°F | 34% | 23% | 11 h 20 min |
| October 12 | 64°F | 40°F | 34% | 23% | 11 h 20 min |
| October 13 | 63°F | 40°F | 34% | 23% | 11 h 10 min |
| October 14 | 63°F | 39°F | 34% | 23% | 11 h 10 min |
| October 15 | 62°F | 39°F | 34% | 23% | 11 h 10 min |
| October 16 | 62°F | 38°F | 34% | 23% | 11 h 10 min |
| October 17 | 61°F | 38°F | 34% | 23% | 11 h |
| October 18 | 61°F | 38°F | 34% | 23% | 11 h |
| October 19 | 61°F | 37°F | 34% | 23% | 11 h |
| October 20 | 60°F | 37°F | 34% | 22% | 10 h 50 min |
| October 21 | 60°F | 37°F | 34% | 22% | 10 h 50 min |
| October 22 | 59°F | 36°F | 34% | 22% | 10 h 50 min |
| October 23 | 59°F | 36°F | 34% | 22% | 10 h 50 min |
| October 24 | 59°F | 36°F | 34% | 22% | 10 h 40 min |
| October 25 | 58°F | 35°F | 34% | 22% | 10 h 40 min |
| October 26 | 58°F | 35°F | 33% | 22% | 10 h 40 min |
| October 27 | 57°F | 35°F | 33% | 22% | 10 h 40 min |
| October 28 | 57°F | 34°F | 33% | 22% | 10 h 30 min |
| October 29 | 57°F | 34°F | 33% | 22% | 10 h 30 min |
| October 30 | 56°F | 34°F | 33% | 22% | 10 h 30 min |
| October 31 | 56°F | 34°F | 33% | 22% | 10 h 30 min |
- Normal high
- 62°FOctober average
- Normal low
- 39°FOctober average
- Precipitation
- 4.74 inmonth total
- Days with precipitation
- 110.01 inch or more
- Nights at 32°F or colder
- 9
- Daylight
- 11 h 50 min to 10 h 30 minOctober 1 to October 31
- Days at 70°F or more
- 7
- Days at 80°F or more
- 1
- Sunshine
- 67%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00190120; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Amherst in October?
On a given October day the chance of 0.01 inch or more is 34% on average, highest around October 12 (34%). In all, 4.74 in falls on 11 days of a normal October, 2 of them with an inch or more.
In a normal October in Amherst, 9 nights fall to freezing.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00190120.
What are the records for October in Amherst?
The warmest October temperature on this station's record (since 1893) is 90°F, on October 17, 1908; the coldest is 12°F, on October 28, 1974. The wettest October brought 17.18 in (2005).
The October mean against the 1991-2020 normal of 50.2°F: 2021 55.2°F (+5.0), 2022 50.9°F (+0.7), 2023 55.5°F (+5.3), 2024 51.2°F (+1.0), 2025 51.6°F (+1.4). 5 of 5 ran warmer than normal.
| October | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 55.2°F | +5.0°F | 6.57 in |
| 2022 | 50.9°F | +0.7°F | 3.67 in |
| 2023 | 55.5°F | +5.3°F | 2.90 in |
| 2024 | 51.2°F | +1.0°F | 0.78 in |
| 2025 | 51.6°F | +1.4°F | 4.80 in |
Source: records: ACIS, station USC00190120; recent months: ACIS, station USC00190120. Records and recent months use complete months only.
How does October in Amherst compare across Massachusetts?
Across the 35 places PlainClimate covers in Massachusetts, October normal highs run from 58°F in Pittsfield to 66°F in Norwood; Amherst's is 62°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.
Other months and places
- Amherst in September74°F by day, 50°F at night
- Amherst in November50°F by day, 29°F at night
- Amherst through the yearEvery month, frost dates, records and recent years
- Massachusetts in OctoberThe statewide normal and the warmest and coolest places
- Norwood: Massachusetts's warmest Octobernormal high 66°F