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Rijeka, Croatia climate
Cfb Oceanic / temperate
Rijeka 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.
Temperature & precipitation
Daily high–low temperature range with the monthly average, plus monthly precipitation · 1991–2020 normals · hover a month for the exact figuresHours of sunshine per day
Estimated sunny hours each month — daylight length × clear-sky fraction · 1991–2020 monthly cloud cover (NASA POWER)Rijeka climate normals (1991–2020)
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°F) | 40 | 44 | 52 | 61 | 69 | 76 | 80 | 80 | 70 | 60 | 50 | 40 |
| Avg temp (°F) | 32 | 34 | 41 | 49 | 57 | 64 | 68 | 67 | 59 | 51 | 42 | 33 |
| Avg low (°F) | 24 | 25 | 31 | 38 | 46 | 52 | 55 | 55 | 48 | 41 | 35 | 26 |
| Precipitation (in) | 3.2 | 4.0 | 3.5 | 4.2 | 5.1 | 4.9 | 4.5 | 4.8 | 5.9 | 6.1 | 6.1 | 4.7 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Avg high (°F) | 40 | 44 | 52 | 61 | 69 | 76 |
| Avg temp (°F) | 32 | 34 | 41 | 49 | 57 | 64 |
| Avg low (°F) | 24 | 25 | 31 | 38 | 46 | 52 |
| Precipitation (in) | 3.2 | 4.0 | 3.5 | 4.2 | 5.1 | 4.9 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Avg high (°F) | 80 | 80 | 70 | 60 | 50 | 40 |
| Avg temp (°F) | 68 | 67 | 59 | 51 | 42 | 33 |
| Avg low (°F) | 55 | 55 | 48 | 41 | 35 | 26 |
| Precipitation (in) | 4.5 | 4.8 | 5.9 | 6.1 | 6.1 | 4.7 |
How often — frequency of weather events
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Days with measurable rain (days) | 11 | 11 | 11 | 13 | 14 | 13 | 12 | 10 | 12 | 13 | 14 | 13 |
| Days with high ≥ 90°F (days) | — | — | — | — | — | 1.0 | 3 | 3 | 0.0 | — | — | — |
| Days with low ≤ 32°F (days) | 25 | 23 | 18 | 6 | 0.5 | — | — | — | 0.2 | 4 | 12 | 24 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Days with measurable rain (days) | 11 | 11 | 11 | 13 | 14 | 13 |
| Days with high ≥ 90°F (days) | — | — | — | — | — | 1.0 |
| Days with low ≤ 32°F (days) | 25 | 23 | 18 | 6 | 0.5 | — |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Days with measurable rain (days) | 12 | 10 | 12 | 13 | 14 | 13 |
| Days with high ≥ 90°F (days) | 3 | 3 | 0.0 | — | — | — |
| Days with low ≤ 32°F (days) | — | — | 0.2 | 4 | 12 | 24 |
Sky & atmosphere
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cloud cover (%) | 69 | 68 | 66 | 67 | 64 | 59 | 49 | 48 | 59 | 67 | 74 | 71 |
| Relative humidity (%) | 94 | 91 | 86 | 80 | 78 | 77 | 73 | 72 | 79 | 86 | 92 | 94 |
| Wind speed (mph) | 1.0 | 1.2 | 1.0 | 0.5 | 0.4 | 0.4 | 0.4 | 0.5 | 0.4 | 0.4 | 0.4 | 0.7 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Cloud cover (%) | 69 | 68 | 66 | 67 | 64 | 59 |
| Relative humidity (%) | 94 | 91 | 86 | 80 | 78 | 77 |
| Wind speed (mph) | 1.0 | 1.2 | 1.0 | 0.5 | 0.4 | 0.4 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Cloud cover (%) | 49 | 48 | 59 | 67 | 74 | 71 |
| Relative humidity (%) | 73 | 72 | 79 | 86 | 92 | 94 |
| Wind speed (mph) | 0.4 | 0.5 | 0.4 | 0.4 | 0.4 | 0.7 |
Methodology & sources
Temperature & precipitation — 1991–2020 normals computed from 29 years of daily observations at Kocevje, a weather station, about 47 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.