Kohtla-Järve weather in May

In May, Kohtla-Järve sees average daytime highs of 14°C and overnight lows near 6°C, with 48 mm of precipitation across 8.9 wet days and about 16.6 hours of daylight. It is the 5th-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 11°C in the first days to 15°C by the end. The sky is clear or mostly clear about 33% of the time in May, and the air most often feels dry.

Daylight stretches from about 15 h 30 min at the start of May to 17 h 36 min by month's end. Set against the rest of the year, May is Kohtla-Järve's 1st-clearest and 10th-windiest month. For the whole year in context, see Kohtla-Järve's year-round climate.

Daytime high
14°
5th warmest
Overnight low
8th coldest
Precipitation
48 mm
8.9 wet days
Daylight
16 h 42 min
3:47 AM – 8:27 PM
Cloud cover
56%
1st clearest
Wind
14 km/h
10th windiest
Solar energy
5.4 kWh/m²
Travel score
4.0
out of 10

Kohtla-Järve is town in Estonia.

Air quality
Excellent
PM2.5 4 µg/m³ · 2019
Density
900/km²
people per km²
Founded
1946

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 11°C in the first days to 15°C by the end.

A typical May day in Kohtla-Järve reaches about 14°C in the afternoon and slips back to 6°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 8°C and 20°C. Set against its neighbours, May runs about 6°C warmer than April and about 4°C cooler than June.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
1114
2114
3114
4124
5124
6124
7125
8125
9135
10135
11135
12135
13136
14136
15146
16146
17146
18146
19146
20147
21147
22157
23157
24157
25157
26158
27158
28158
29168
30168
31168

How May really feels in Kohtla-Järve

Once humidity and wind are folded in, May 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

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

Kohtla-Järve weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-2° / -6°3910.510.26.60.0
Feb-2° / -7°328.88.68.70.0
Mar / -4°338.7611.30.0
Apr / 369.32.414.11.2
May14° / 488.90.116.64.0
Jun18° / 10°7511.7018.15.4
Jul21° / 14°6411.2017.56.3
Aug20° / 13°7513.1015.35.8
Sep15° / 10°5712.5012.64.2
Oct / 6513.11.49.81.4
Nov / 5312.15.87.30.0
Dec / -3°4511.88.95.90.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% of the time in May, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 17% of May, with mostly cloudy or overcast conditions the remaining 50%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14555
24555
34753
44753
54852
64852
74951
85050
95149
105149
115149
125149
135248
145248
155149
165149
175149
185050
195050
205050
215050
225050
235050
244951
255050
265050
275050
285050
295050
305149
315050

Chance of precipitation in May

Any precipitationSnow

Kohtla-Järve gets around 48 mm of rain and snow over 8.9 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 29% and peaks near 32% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
1272
2272
3271
4271
5271
6271
7271
8271
9271
10270
11270
12270
13270
14270
15280
16280
17290
18290
19300
20300
21310
22310
23310
24310
25310
26320
27320
28320
29320
30320
31320

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 97% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
110000
210000
310000
410000
510000
610000
710000
810000
99910
109910
119910
129910
139820
149820
159820
169820
179730
189730
199730
209730
219631
229541
239541
249541
259541
269541
279541
289442
299442
309442
319442

Wind in May

Winds average 14 km/h in May.

Across May, daily wind ranges from about 14 km/h on the calmest days to 14 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
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze
3114light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 15 h 30 min at the start of May to 17 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 126 minutes over May. Sunrise moves from 4:24 AM to 3:19 AM, and sunset from 7:52 PM to 8:57 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.54:247:52
215.54:227:54
315.64:197:57
415.74:167:59
515.84:148:01
615.94:118:04
716.04:098:06
816.04:068:09
916.14:048:11
1016.24:018:13
1116.33:598:16
1216.43:568:18
1316.43:548:20
1416.53:528:22
1516.63:508:25
1616.73:478:27
1716.73:458:29
1816.83:438:31
1916.93:418:34
2017.03:398:36
2117.03:378:38
2217.13:358:40
2317.23:338:42
2417.23:318:44
2517.33:298:46
2617.33:278:48
2717.43:258:50
2817.53:248:52
2917.53:228:54
3017.63:218:56
3117.63:198:57

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.4 kWh/m².

For context, solar energy here swings from a low near 0.18 kWh/m² to a high of 5.66 kWh/m² in June across the year — May's 5.4 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.9Bright
34.9Bright
45.0Bright
55.0Bright
65.1Bright
75.1Bright
85.2Bright
95.2Bright
105.2Bright
115.3Bright
125.3Bright
135.3Bright
145.4Bright
155.4Bright
165.4Bright
175.5Bright
185.5Bright
195.5Bright
205.5Bright
215.5Bright
225.6Bright
235.6Bright
245.6Bright
255.6Bright
265.7Bright
275.7Bright
285.7Bright
295.7Bright
305.7Bright
315.8Bright
Planning a trip in May

Is May a good time to visit Kohtla-Järve?

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

4.0
Sightseeing
5th-best month of the year
0.1
Beach & pool
5th-best month of the year

May is a reasonable time to visit Kohtla-Järve for sightseeing.

What to pack for Kohtla-Järve in May

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

In May, Kohtla-Järve sees daytime highs around 14°C and nights near 6°C. Worth packing: a warm layer, rain gear and sun protection. About 9 days see rain.

a warm layerrain gearsun protection

Sea temperature near Kohtla-Järve in May

The nearest coast averages about 7°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 26 km away) is warmest in August at about 18°C and coldest in February near 0°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan1Bracing
Feb0Bracing
Mar0Bracing
Apr2Bracing
May7Bracing
Jun12Bracing
Jul17Cool
Aug18Cool
Sep15Bracing
Oct11Bracing
Nov7Bracing
Dec4Bracing

UV index in Kohtla-Järve in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Kohtla-Järve peaks around June 21 at about 5 (high) — 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJun 21UV 5Dec 19UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Low
Apr3Moderate
May4Moderate
Jun5High
Jul5High
Aug5Moderate
Sep3Moderate
Oct1Low
Nov0Low
Dec0Low
Location & terrain

Where is Kohtla-Järve?

Kohtla-Järve sits at 59.4°N, 27.3°E, 66 m above sea level, in Estonia. The nearest listed city is Narva, 52 km away.

NarvaRakvereSlantsyTartu

Topography around Kohtla-Järve

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

Within 3 km, the terrain around Kohtla-Järve has only modest variations in elevation — a maximum elevation change of 111 m around an average of 65 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 161 m; within 80 km, only modest variations in elevation — a maximum elevation change of 188 m.

The land around Kohtla-Järve is covered by trees (34%), cropland (29%) and grassland (21%) within 3 km, trees (34%) and water (33%) within 16 km, and water (46%) and trees (38%) within 80 km.

3 km
111 m
16 km
161 m
80 km
188 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
May weather nearby: Narva 52 km · Rakvere 52 km · Slantsy 56 km · Kingisepp 76 km · Sosnovyy Bor 116 km · Tartu 117 km · Kotka 120 km · Karhula 126 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 Kohtla-Järve (59.3986°, 27.2731°, elevation 66 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).