Hollola weather in July

In July, Hollola sees average daytime highs of 21°C and overnight lows near 13°C, with 77 mm of rain across 12.7 wet days and about 18 hours of daylight. It is the 1st-warmest and 1st-wettest month of the year here.

Highs climb over the month, from about 20°C in the first days to 22°C by the end. The sky is clear or mostly clear about 18% of the time in July, and the air most often feels dry.

Daylight stretches from about 18 h 42 min at the start of July to 16 h 54 min by month's end. Set against the rest of the year, July is Hollola's 2nd-clearest and 12th-windiest month. For the whole year in context, see Hollola's year-round climate.

Daytime high
21°
1st warmest
Overnight low
13°
12th coldest
Rainfall
77 mm
12.7 wet days
Daylight
18 h 06 min
3:22 AM – 9:25 PM
Cloud cover
65%
2nd clearest
Wind
10 km/h
12th windiest
Solar energy
5 kWh/m²
Travel score
6.1
out of 10

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 20°C in the first days to 22°C by the end.

A typical July day in Hollola reaches about 21°C in the afternoon and slips back to 13°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 27°C. Set against its neighbours, July runs about 3°C warmer than June and about 2°C warmer than August.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12012
22012
32012
42012
52112
62112
72112
82112
92112
102112
112113
122113
132113
142113
152113
162213
172213
182213
192213
202213
212213
222213
232213
242213
252213
262213
272213
282213
292213
302213
312213

How July really feels in Hollola

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

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

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

Hollola weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-3° / -8°4110.210.76.10.0
Feb-3° / -9°338.28.58.50.0
Mar / -6°338.48.211.30.0
Apr / -1°348.83.414.21.4
May15° / 489.90.2174.5
Jun19° / 10°7512.6018.75.5
Jul21° / 13°7712.70186.1
Aug20° / 11°6812.1015.55.8
Sep14° / 5210012.64.0
Oct / 5710.91.79.71.0
Nov / -1°5010.95.46.90.0
Dec-1° / -5°4711.29.65.30.0

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 18% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 21% of July, with mostly cloudy or overcast conditions the remaining 62%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13763
23763
33763
43763
53862
63862
73862
83862
93862
103961
113961
123961
133862
143862
153961
163961
173862
183862
193961
204060
214060
223961
233961
243961
253961
263961
273961
283862
293961
303961
313862

Chance of precipitation in July

Any precipitation

Hollola gets around 77 mm of rain over 12.7 wet days in July, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 41% and peaks near 45% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
145
245
344
444
544
643
743
843
942
1042
1142
1242
1341
1441
1541
1641
1741
1841
1940
2040
2140
2240
2339
2439
2539
2639
2738
2838
2938
3037
3137

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the dry band about 62% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1791740
2771841
3761941
4742051
5732151
6722251
7712351
8682561
9672661
10662761
11662761
12642871
13632971
14623071
15613171
16603181
17593281
18573391
19573391
205633101
215533102
225433112
235433112
245333122
255333122
265433121
275433121
285334121
295334121
305334121
315434111

Wind in July

Winds average 10 km/h in July, the calmest month.

Across July, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 18 h 42 min at the start of July to 16 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 108 minutes over July. Sunrise moves from 2:59 AM to 3:56 AM, and sunset from 9:44 PM to 8:52 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
118.72:599:44
218.73:009:43
318.73:019:42
418.73:029:42
518.63:039:41
618.63:059:40
718.53:069:39
818.53:089:37
918.43:099:36
1018.43:119:35
1118.33:139:33
1218.33:149:32
1318.23:169:30
1418.23:189:29
1518.13:209:27
1618.13:229:25
1718.03:249:24
1817.93:269:22
1917.93:289:20
2017.83:309:18
2117.73:329:16
2217.63:359:14
2317.63:379:11
2417.53:399:09
2517.43:419:07
2617.33:449:05
2717.33:469:02
2817.23:499:00
2917.13:518:57
3017.03:538:55
3116.93:568:52

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 5 kWh/m².

For context, solar energy here swings from a low near 0.12 kWh/m² to a high of 5.3 kWh/m² in June across the year — July's 5 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.2Bright
55.2Bright
65.2Bright
75.2Bright
85.2Bright
95.1Bright
105.1Bright
115.1Bright
125.1Bright
135.1Bright
145.1Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
194.9Bright
204.9Bright
214.9Bright
224.8Bright
234.8Bright
244.8Bright
254.8Bright
264.8Bright
274.7Bright
284.7Bright
294.7Bright
304.6Bright
314.6Bright
Planning a trip in July

Is July a good time to visit Hollola?

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

6.1
Sightseeing
1st-best month of the year
3.8
Beach & pool
1st-best month of the year

July is a reasonable time to visit Hollola for sightseeing.

What to pack for Hollola in July

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

In July, Hollola sees daytime highs around 21°C and nights near 13°C. Worth packing: rain gear and sun protection. About 13 days see rain.

rain gearsun protection

UV index in Hollola in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July 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 Hollola peaks around June 19 at about 5 (moderate) — a little sun protection helps at midday. It bottoms out near December 19 at about 0 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 4 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateLowJun 19UV 5Dec 19UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Low
Apr3Moderate
May4Moderate
Jun5Moderate
Jul5Moderate
Aug4Moderate
Sep2Moderate
Oct1Low
Nov0Low
Dec0Low
Location & terrain

Where is Hollola?

Hollola sits at 61.0°N, 25.5°E, 140 m above sea level, in Finland. The nearest listed city is Lahti, 9.0 km away.

Topography around Hollola

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Hollola.

Within 3 km, the terrain around Hollola has only modest variations in elevation — a maximum elevation change of 142 m around an average of 145 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 159 m; within 80 km, only modest variations in elevation — a maximum elevation change of 226 m.

The land around Hollola is covered by trees (74%) within 3 km, trees (61%) within 16 km, and trees (70%) within 80 km.

3 km
142 m
16 km
159 m
80 km
226 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
July weather nearby: Lahti 9.0 km · Orimattila 25 km · Heinola 37 km · Mäntsälä 42 km · Riihimäki 49 km · Janakkala 50 km · Hyvinge 53 km · Hämeenlinna 56 km

Finland travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 85% of US
price level, 2025
GDP per capita
$56,149
2025
Happiness
7.8 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
1
per 100k, 2023
Road deaths
3.9
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 603
Religion
Lutheran 67%none 31%other 2%Greek Orthodox 1%

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 Hollola (61°, 25.5°, elevation 140 m), 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).