Viljandi weather in October

In October, Viljandi sees average daytime highs of 9°C and overnight lows near 3°C, with 66 mm of precipitation across 11.9 wet days and about 9.9 hours of daylight. It is the 7th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 12°C in the first days to 6°C by the end. The sky is clear or mostly clear about 12% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 12 min at the start of October to 8 h 36 min by month's end. Set against the rest of the year, October is Viljandi's 8th-clearest and 5th-windiest month. For the whole year in context, see Viljandi's year-round climate.

Daytime high
7th warmest
Overnight low
7th coldest
Precipitation
66 mm
11.9 wet days
Daylight
9 h 54 min
7:06 AM – 5:00 PM
Cloud cover
75%
8th clearest
Wind
15 km/h
5th windiest
Solar energy
1.18 kWh/m²
Travel score
1.6
out of 10

Viljandi is town in southern Estonia.

Density
1,187/km²
people per km²
Founded
1263

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 12°C in the first days to 6°C by the end.

A typical October day in Viljandi reaches about 9°C in the afternoon and slips back to 3°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 4°C and 13°C. Set against its neighbours, October runs about 7°C cooler than September and about 6°C warmer than November.

-5°10°15°20°151015202531
Avg high (°C)Avg low (°C)
1126
2126
3126
4125
5125
6115
7115
8115
9115
10104
11104
12104
13104
1494
1593
1693
1793
1883
1983
2083
2182
2272
2372
2472
2572
2672
2772
2862
2962
3061
3161

How October really feels in Viljandi

Once humidity and wind are folded in, October averages 0 days that feel above 32°C and 17 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
17
wind chill below the day's low

The story in October is cold — wind chill drags the overnight "feels like" below the raw low.

Viljandi weather by month

How October compares with the rest of the year at a glance. October is the 7th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-2° / -6°4711.19.36.80.0
Feb-2° / -7°419.488.90.0
Mar / -4°399.66.311.40.0
Apr10° / 439.82.2142.2
May16° / 5310.60.116.44.9
Jun19° / 10°9012.7017.85.7
Jul22° / 13°8112.4017.26.2
Aug21° / 12°9013.3015.15.9
Sep16° / 5711.2012.54.5
Oct / 6611.90.99.91.6
Nov / -1°5311.24.47.50.0
Dec-0° / -4°5011.58.46.20.0

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 12% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 14% of October, with mostly cloudy or overcast conditions the remaining 74%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12872
22872
32872
42773
52773
62773
72773
82773
92773
102773
112773
122773
132773
142773
152773
162773
172674
182674
192674
202674
212575
222575
232575
242575
252476
262377
272377
282377
292278
302179
312179

Chance of precipitation in October

Any precipitationSnow

Viljandi gets around 66 mm of rain and snow over 11.9 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 38% and peaks near 40% on the wettest days, and about 1 day brings snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1370
2380
3390
4390
5400
6401
7401
8401
9401
10401
11392
12392
13392
14382
15383
16383
17373
18374
19374
20365
21365
22365
23365
24366
25376
26376
27377
28377
29388
30388
31389

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 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1982
2982
3991
4991
5991
6991
7991
8991
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
301000
311000

Wind in October

Winds average 15 km/h in October.

Across October, daily wind ranges from about 14 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze
3115light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 12 min at the start of October to 8 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 156 minutes over October. Sunrise moves from 6:31 AM to 7:42 AM, and sunset from 5:42 PM to 4:21 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.26:315:42
211.16:335:39
311.06:355:37
410.96:385:34
510.86:405:31
610.86:425:28
710.76:455:25
810.66:475:22
910.56:495:19
1010.46:525:16
1110.36:545:14
1210.26:565:11
1310.26:595:08
1410.17:015:05
1510.07:035:02
169.97:065:00
179.87:084:57
189.77:104:54
199.67:134:51
209.67:154:49
219.57:184:46
229.47:204:43
239.37:224:41
249.27:254:38
259.17:274:36
269.17:304:33
279.07:324:31
288.97:344:28
298.87:374:26
308.77:394:23
318.67:424:21

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 1.18 kWh/m².

For context, solar energy here swings from a low near 0.23 kWh/m² to a high of 5.46 kWh/m² in June across the year — October's 1.18 kWh/m² falls in the middle.

00.511.522.5151015202531
Solar energy (kWh/m²)Level
11.8Dim
21.7Dim
31.7Dim
41.6Dim
51.6Dim
61.5Dim
71.5Dim
81.5Dim
91.4Dim
101.4Dim
111.3Dim
121.3Dim
131.3Dim
141.2Dim
151.2Dim
161.2Dim
171.1Dim
181.1Dim
191.1Dim
201.0Dim
211.0Dim
221.0Dim
230.9Dim
240.9Dim
250.9Dim
260.9Dim
270.8Dim
280.8Dim
290.8Dim
300.8Dim
310.7Dim
Planning a trip in October

Is October a good time to visit Viljandi?

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

1.6
Sightseeing
7th-best month of the year
0.0
Beach & pool
7th-best month of the year

October is a weaker month for outdoor sightseeing in Viljandi.

What to pack for Viljandi in October

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

In October, Viljandi sees daytime highs around 9°C and nights near 3°C. Pack a warm layer. Worth having: rain gear. About 12 days see rain.

a warm layerrain gear

UV index in Viljandi in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 1. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Viljandi peaks around June 20 at about 6 (high) — a little sun protection helps at midday. It bottoms out near December 17 at about 0 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 5 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJun 20UV 6Dec 17UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Low
Apr3Moderate
May4Moderate
Jun6High
Jul5High
Aug5Moderate
Sep3Moderate
Oct1Low
Nov0Low
Dec0Low
Location & terrain

Where is Viljandi?

Viljandi sits at 58.4°N, 25.6°E, 84 m above sea level, in Estonia. The nearest listed city is Otepää, 63 km away.

OtepääPärnuTartuValgaValmieraRakvereNõmme

Topography around Viljandi

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

Within 3 km, the terrain around Viljandi has only modest variations in elevation — a maximum elevation change of 67 m around an average of 74 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 119 m; within 80 km, only modest variations in elevation — a maximum elevation change of 222 m.

The land around Viljandi is covered by trees (33%), grassland (26%) and cropland (21%) within 3 km, trees (56%) and cropland (26%) within 16 km, and trees (60%) within 80 km.

3 km
67 m
16 km
119 m
80 km
222 m
treesgrasslandcroplandartificial surfaceswaterwetland
October weather nearby: Otepää 63 km · Pärnu 64 km · Tartu 66 km · Valga 70 km · Valmiera 92 km · Rakvere 118 km · Cēsis 118 km · Nõmme 124 km

Estonia travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 66% of US
price level, 2025
GDP per capita
$34,418
2025
Happiness
6.4 / 10
World Happiness, 2025
Safe drinking water
99%
of population, 2024
Homicide rate
1.5
per 100k, 2023
Road deaths
4.5
per 100k/yr, 2019
Income group
High
World Bank
English
High
EF EPI 561
Religion
none 58%Orthodox 17%Protestant 9%other 3%

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 Viljandi (58.3632°, 25.5916°, elevation 84 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).