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Črnomelj, Slovenia climate

Cfb Oceanic / temperate

Črnomelj has a seasonal cool-temperate climate (Oceanic / temperate, Köppen Cfb). The hottest month is July with an average daily high near 80°F, while the coldest is January averaging around 24°F at night. Precipitation is fairly even year-round, totalling about 57 inches.

☀️ Summers
Warm
Highs near 80°F in July.
About 7 days a year above 90 °F
❄️ Winters
Cold
Lows near 24°F in January.
About 114 freezing nights a year
🌧️ Rain
Wet
About 57 in of rain a year.
Wettest in November
Sky & trend
Often cloudy
Cloudy skies much of the year.
+1.7 °F vs 50 years ago

Temperature & precipitation

Daily high–low temperature range with the monthly average, plus monthly precipitation · 1991–2020 normals · hover a month for the exact figures TEMPERATURE °F 20°40°60°80° PRECIPITATION (in) 03.57 JanAprJulOct

Hours of sunshine per day

Estimated sunny hours each month — daylight length × clear-sky fraction · 1991–2020 monthly cloud cover (NASA POWER) 0h2h4h6h8h J: ~2.7 hours of sun/dayF: ~3.3 hours of sun/dayM: ~4.0 hours of sun/dayA: ~4.5 hours of sun/dayM: ~5.3 hours of sun/dayJ: ~6.4 hours of sun/dayJ: ~7.7 hours of sun/dayA: ~7.2 hours of sun/dayS: ~5.0 hours of sun/dayO: ~3.5 hours of sun/dayN: ~2.4 hours of sun/dayD: ~2.5 hours of sun/day JFMAMJJASOND Sun hours per day (est.)

Črnomelj climate normals (1991–2020)

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high (°F)404452616976808070605040
Avg temp (°F)323441495764686759514233
Avg low (°F)242531384652555548413526
Precipitation (in)3.24.03.54.25.14.94.54.85.96.16.14.7
Jan – JunJanFebMarAprMayJun
Avg high (°F)404452616976
Avg temp (°F)323441495764
Avg low (°F)242531384652
Precipitation (in)3.24.03.54.25.14.9
Jul – DecJulAugSepOctNovDec
Avg high (°F)808070605040
Avg temp (°F)686759514233
Avg low (°F)555548413526
Precipitation (in)4.54.85.96.16.14.7

How often — frequency of weather events

JanFebMarAprMayJunJulAugSepOctNovDec
Days with measurable rain (days)111111131413121012131413
Days with high ≥ 90°F (days)1.0330.0
Days with low ≤ 32°F (days)25231860.50.241224
Jan – JunJanFebMarAprMayJun
Days with measurable rain (days)111111131413
Days with high ≥ 90°F (days)1.0
Days with low ≤ 32°F (days)25231860.5
Jul – DecJulAugSepOctNovDec
Days with measurable rain (days)121012131413
Days with high ≥ 90°F (days)330.0
Days with low ≤ 32°F (days)0.241224

Sky & atmosphere

JanFebMarAprMayJunJulAugSepOctNovDec
Cloud cover (%)696866676459494859677471
Relative humidity (%)949186807877737279869294
Wind speed (mph)1.01.21.00.50.40.40.40.50.40.40.40.7
Jan – JunJanFebMarAprMayJun
Cloud cover (%)696866676459
Relative humidity (%)949186807877
Wind speed (mph)1.01.21.00.50.40.4
Jul – DecJulAugSepOctNovDec
Cloud cover (%)494859677471
Relative humidity (%)737279869294
Wind speed (mph)0.40.50.40.40.40.7
Methodology & sources

Temperature & precipitation — 1991–2020 normals computed from 29 years of daily observations at Kocevje, a weather station, about 23 km from the city centre. The underlying daily records come from NOAA's global station network.

Cloud, humidity, wind & sunshine — modelled estimates from NASA POWER, NASA's satellite-and-reanalysis climatology. This is the standard global source for atmospheric variables, which are not measured at most weather stations.

How we build these numbers →