Holyoke weather in August

In August, Holyoke sees average daytime highs of 80°F and overnight lows near 62°F, with 3.3 in of rain across 8.7 wet days and about 13.7 hours of daylight. It is the 2nd-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 82°F in the first days to 78°F by the end. The sky is clear or mostly clear about 32% of the time in August, and the air most often feels humid.

Daylight stretches from about 14 h 18 min at the start of August to 13 hours by month's end. Set against the rest of the year, August is Holyoke's 3rd-clearest and 12th-windiest month. For the whole year in context, see Holyoke's year-round climate.

Daytime high
80°
2nd warmest
Overnight low
62°
11th coldest
Rainfall
3.3 in
8.7 wet days
Daylight
13 h 42 min
5:03 AM – 6:46 PM
Cloud cover
57%
3rd clearest
Wind
5 mph
12th windiest
Solar energy
5.19 kWh/m²
Travel score
6.7
out of 10

Holyoke is city in Hampden County, Massachusetts, United States.

Density
688/km²
people per km²
Founded
1850

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 82°F in the first days to 78°F by the end.

A typical August day in Holyoke reaches about 80°F in the afternoon and slips back to 62°F overnight — a 18°F spread between the day's warmth and the night's chill. On most days the high lands between 72°F and 88°F. Set against its neighbours, August runs about 2°F cooler than July and about 8°F warmer than September.

50°60°70°80°90°151015202531
Avg high (°F)Avg low (°F)
18264
28264
38264
48264
58264
68264
78264
88264
98164
108164
118163
128163
138163
148163
158163
168063
178062
188062
198062
208062
218062
228062
238061
247961
257961
267961
277961
287960
297860
307860
317860

How August really feels in Holyoke

Once humidity and wind are folded in, August 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

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

Holyoke weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan34° / 19°3.39.66.39.30.0
Feb37° / 21°3.08.75.810.30.0
Mar45° / 29°4.010.34.811.61.0
Apr57° / 39°3.610.71.213.14.0
May68° / 49°3.210.6014.46.1
Jun77° / 58°3.510.80156.6
Jul82° / 64°3.39.9014.86.2
Aug80° / 62°3.38.7013.76.7
Sep73° / 55°3.78.3012.37.0
Oct61° / 44°4.29.10.210.85.1
Nov49° / 34°3.39.11.29.62.1
Dec39° / 26°4.110.1590.1

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 20% of August, with mostly cloudy or overcast conditions the remaining 48%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15050
25050
35050
45050
55149
65050
74951
85050
94951
104951
114951
124951
134951
145050
155050
165050
175149
185248
195347
205347
215545
225545
235545
245545
255644
265644
275644
285644
295545
305545
315446

Chance of precipitation in August

Any precipitation

Holyoke gets around 3.3 in of rain over 8.7 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 29% and peaks near 32% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
131
231
331
430
531
631
731
831
932
1032
1132
1232
1332
1432
1532
1632
1731
1830
1930
2029
2128
2227
2326
2425
2524
2624
2723
2823
2923
3023
3123

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the humid band about 26% of days. Sticky, muggy-or-worse air turns up on roughly 25% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1182231227
2182230227
3192230227
4192229227
5192329227
6202328227
7202328227
8202328227
9202328227
10202427227
11202427227
12212427226
13212526226
14212526226
15212626225
16212626225
17212726215
18222726214
19222726214
20232725214
21242825203
22252825203
23262824193
24272823193
25282823183
26292823173
27302822173
28312822163
29322822153
30332722153
31342722153

Wind in August

Winds average 5 mph in August, the calmest month.

Across August, daily wind ranges from about 5 mph on the calmest days to 5 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 14 h 18 min at the start of August to 13 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 78 minutes over August. Sunrise moves from 4:47 AM to 5:19 AM, and sunset from 7:06 PM to 6:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.34:477:06
214.34:487:05
314.24:497:04
414.24:507:03
514.24:517:01
614.14:527:00
714.14:536:59
814.14:546:58
914.04:556:56
1014.04:566:55
1113.94:576:53
1213.94:596:52
1313.95:006:51
1413.85:016:49
1513.85:026:48
1613.75:036:46
1713.75:046:45
1813.65:056:43
1913.65:066:42
2013.55:076:40
2113.55:086:39
2213.55:096:37
2313.45:106:35
2413.45:116:34
2513.35:136:32
2613.35:146:30
2713.25:156:29
2813.25:166:27
2913.15:176:25
3013.15:186:24
3113.05:196:22

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.19 kWh/m².

For context, solar energy here swings from a low near 1.62 kWh/m² to a high of 5.9 kWh/m² in July across the year — August's 5.19 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.4Bright
55.4Bright
65.4Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.2Bright
125.2Bright
135.2Bright
145.2Bright
155.2Bright
165.1Bright
175.1Bright
185.1Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
284.9Bright
294.9Bright
304.8Bright
314.8Bright
Planning a trip in August

Hazard calendar for Holyoke

In seasonPeak

In August, Holyoke sits inside its atlantic hurricane season. The full year is below, with each hazard's peak months called out.

Holyoke sits in the Atlantic hurricane belt; the season peaks August–October.

Atlantic hurricane
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is August a good time to visit Holyoke?

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

6.7
Sightseeing
2nd-best month of the year
6.8
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Holyoke for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Holyoke in August

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

In August, Holyoke sees daytime highs around 80°F and nights near 62°F. Worth packing: light clothes, rain gear and sun protection. About 9 days see rain.

light clothesrain gearsun protection

UV index in Holyoke in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Holyoke peaks around July 10 at about 7 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 22 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 10UV 7Dec 22UV 1
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr5High
May7Very high
Jun7Very high
Jul8Very high
Aug5High
Sep6High
Oct3Moderate
Nov2Moderate
Dec1Low

Air quality in Holyoke in August

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where August falls, not just the annual average.

Air quality in Holyoke is worst in July — around 15 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (November, 7 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1615 µg/m³Nov 197 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb11Good
Mar12Good
Apr12Good
May13Moderate
Jun14Moderate
Jul15Moderate
Aug13Moderate
Sep11Good
Oct9Good
Nov7Good
Dec8Good
Location & terrain

Where is Holyoke?

Holyoke sits at 42.2°N, 72.6°W, 190 ft above sea level, in United States. The nearest listed city is North Chicopee, 1.9 mi away.

Topography around Holyoke

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

Within 2 miles, the terrain around Holyoke has only modest variations in elevation — a maximum elevation change of 732 ft around an average of 230 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,329 ft; within 50 miles, large variations in elevation — a maximum elevation change of 3,461 ft.

The land around Holyoke is covered by trees (53%) and artificial surfaces (30%) within 2 miles, trees (70%) within 10 miles, and trees (90%) within 50 miles.

2 miles
732 ft
10 miles
1,329 ft
50 miles
3,461 ft
treesgrasslandcroplandartificial surfaceswater
August weather nearby: North Chicopee 1.9 mi · Chicopee 3.7 mi · South Hadley 4.3 mi · Easthampton 5.0 mi · West Springfield 6.8 mi · Springfield 7.5 mi · Ludlow 8.1 mi · Northampton 8.7 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 Holyoke (42.2043°, -72.6162°, elevation 190 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).