Greenfield weather in October

In October, Greenfield sees average daytime highs of 60°F and overnight lows near 43°F, with 4.3 in of precipitation across 9.5 wet days and about 10.8 hours of daylight. It is the 6th-warmest and 1st-wettest month of the year here.

Highs ease over the month, from about 65°F in the first days to 55°F by the end. The sky is clear or mostly clear about 34% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 30 min at the start of October to 10 h 06 min by month's end. Set against the rest of the year, October is Greenfield's 3rd-clearest and 7th-windiest month. For the whole year in context, see Greenfield's year-round climate.

Daytime high
60°
6th warmest
Overnight low
43°
7th coldest
Precipitation
4.3 in
9.5 wet days
Daylight
10 h 48 min
6:11 AM – 5:00 PM
Cloud cover
57%
3rd clearest
Wind
6 mph
7th windiest
Solar energy
2.88 kWh/m²
Travel score
4.9
out of 10

Greenfield is city in Massachusetts, United States; county seat of Franklin County.

Founded
1686

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 65°F in the first days to 55°F by the end.

A typical October day in Greenfield reaches about 60°F in the afternoon and slips back to 43°F overnight — a 17°F spread between the day's warmth and the night's chill. On most days the high lands between 50°F and 71°F. Set against its neighbours, October runs about 12°F cooler than September and about 12°F warmer than November.

20°40°60°80°151015202531
Avg high (°F)Avg low (°F)
16648
26547
36547
46547
56446
66446
76446
86345
96345
106244
116244
126244
136144
146143
156043
166042
176042
185942
195942
205841
215841
225741
235740
245740
255640
265639
275539
285539
295538
305438
315438

How October really feels in Greenfield

Once humidity and wind are folded in, October averages 0 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.

Days feeling ≥ 90°F
0
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

October sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Greenfield weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan33° / 18°3.49.66.69.20.0
Feb36° / 19°3.08.96.310.30.0
Mar44° / 27°4.010.65.411.60.8
Apr57° / 38°3.711.11.513.13.8
May67° / 48°3.3110.114.46.0
Jun77° / 57°3.510.8015.16.6
Jul82° / 63°3.49.9014.86.4
Aug80° / 61°3.39.2013.76.7
Sep72° / 53°3.88.3012.36.9
Oct60° / 43°4.39.50.310.84.9
Nov48° / 33°3.59.71.79.61.8
Dec38° / 24°4.210.55.48.90.0

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 34% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 15% of October, with mostly cloudy or overcast conditions the remaining 51%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15149
25149
35149
45149
55149
65149
75248
85149
95149
105149
115149
125050
135050
144951
154951
164951
174852
184852
194852
204852
214852
224753
234753
244753
254654
264654
274753
284654
294654
304753
314654

Chance of precipitation in October

Any precipitationSnow

Greenfield gets around 4.3 in of rain and snow over 9.5 wet days in October, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 31% and peaks near 32% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
1300
2300
3300
4300
5300
6300
7300
8300
9300
10300
11300
12300
13310
14311
15311
16321
17321
18321
19321
20321
21321
22322
23322
24322
25322
26322
27322
28322
29322
30322
31322

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

Most of October feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, October lands in the dry band about 91% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1771283
2801172
3811162
4821062
584952
685942
786842
889731
989731
1090631
1191621
1292521
1392521
1492521
1593421
1693421
1794411
1894411
1995410
2095410
2195410
2295410
2395410
2495410
2595410
2695410
2795410
2895410
2995410
3095410
3196310

Wind in October

Winds average 6 mph in October.

Across October, daily wind ranges from about 6 mph on the calmest days to 7 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 30 min at the start of October to 10 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 84 minutes over October. Sunrise moves from 5:53 AM to 6:30 AM, and sunset from 5:26 PM to 4:38 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.55:535:26
211.55:545:24
311.45:555:22
411.45:575:20
511.35:585:19
611.35:595:17
711.36:005:15
811.26:015:13
911.26:025:12
1011.16:045:10
1111.16:055:08
1211.06:065:07
1311.06:075:05
1410.96:085:03
1510.96:105:02
1610.86:115:00
1710.86:124:58
1810.76:134:57
1910.76:154:55
2010.66:164:54
2110.66:174:52
2210.56:184:51
2310.56:194:49
2410.56:214:48
2510.46:224:46
2610.46:234:45
2710.36:254:44
2810.36:264:42
2910.26:274:41
3010.26:284:40
3110.16:304:38

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 2.88 kWh/m².

For context, solar energy here swings from a low near 1.59 kWh/m² to a high of 5.92 kWh/m² in July across the year — October's 2.88 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.5Moderate
23.4Moderate
33.4Moderate
43.3Moderate
53.3Moderate
63.3Moderate
73.2Moderate
83.2Moderate
93.2Moderate
103.1Moderate
113.1Moderate
123.0Moderate
133.0Moderate
143.0Moderate
152.9Moderate
162.9Moderate
172.9Moderate
182.8Moderate
192.8Moderate
202.7Moderate
212.7Moderate
222.7Moderate
232.6Moderate
242.6Moderate
252.5Moderate
262.5Moderate
272.5Moderate
282.5Moderate
292.4Moderate
302.4Moderate
312.4Moderate
Planning a trip in October

Is October a good time to visit Greenfield?

Our two travel scores rate October for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

4.9
Sightseeing
6th-best month of the year
0.8
Beach & pool
6th-best month of the year

October is a reasonable time to visit Greenfield for sightseeing.

What to pack for Greenfield in October

From October's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In October, Greenfield sees daytime highs around 60°F and nights near 43°F. Worth packing: a warm layer and rain gear. About 10 days see rain.

a warm layerrain gear

UV index in Greenfield in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Greenfield peaks around July 11 at about 7 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 23 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 11UV 7Dec 23UV 1
UV index (midday)Level
Jan1Low
Feb3Moderate
Mar4Moderate
Apr5High
May7Very high
Jun7Very high
Jul8Very high
Aug5High
Sep6High
Oct3Moderate
Nov2Moderate
Dec1Low
Location & terrain

Where is Greenfield?

Greenfield sits at 42.6°N, 72.6°W, 240 ft above sea level, in United States. The nearest listed city is Amherst Center, 15 mi away.

Topography around Greenfield

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Greenfield.

Within 2 miles, the terrain around Greenfield has only modest variations in elevation — a maximum elevation change of 627 ft around an average of 256 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,785 ft; within 50 miles, large variations in elevation — a maximum elevation change of 3,934 ft.

The land around Greenfield is covered by trees (65%) within 2 miles, trees (84%) within 10 miles, and trees (92%) within 50 miles.

2 miles
627 ft
10 miles
1,785 ft
50 miles
3,934 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Amherst Center 15 mi · Amherst 16 mi · Northampton 18 mi · Easthampton 22 mi · South Hadley 23 mi · Holyoke 27 mi · North Chicopee 28 mi · Keene 29 mi

United States travel facts

Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 100% of US
price level, 2025
GDP per capita
$90,027
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
5.8
per 100k, 2023
Road deaths
12.7
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Greenfield (42.5876°, -72.5995°, elevation 240 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).