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Best time to visit Bosnia and Herzegovina

In Sarajevo: May to September — the months averaging 18–27 °C by day. No other month of the twelve falls inside that band in Sarajevo.

Bosnia and Herzegovina is not one climate. Each reference city below is answered on its own numbers.

Sarajevo

  1. January: 5 °C by day, -4 °C at night, 86 mm of rain
  2. February: 6 °C by day, -3 °C at night, 89 mm of rain
  3. March: 10 °C by day, 0 °C at night, 88 mm of rain
  4. April: 15 °C by day, 5 °C at night, 99 mm of rain
  5. May: 20 °C by day, 9 °C at night, 111 mm of rain, recommended
  6. June: 24 °C by day, 13 °C at night, 104 mm of rain, recommended
  7. July: 26 °C by day, 15 °C at night, 89 mm of rain, recommended
  8. August: 26 °C by day, 15 °C at night, 75 mm of rain, recommended
  9. September: 21 °C by day, 11 °C at night, 89 mm of rain, recommended
  10. October: 17 °C by day, 7 °C at night, 84 mm of rain
  11. November: 11 °C by day, 3 °C at night, 108 mm of rain
  12. December: 6 °C by day, -2 °C at night, 107 mm of rain
Warmest
July, 26 °C
Coolest
January, 5 °C
Driest
August, 75 mm
Wettest
May, 111 mm

Mostar

April to June and September to October — 18–27 °C by day. No other month of the twelve falls inside that band in Mostar.

  1. January: 9 °C by day, 0 °C at night, 168 mm of rain
  2. February: 10 °C by day, 1 °C at night, 156 mm of rain
  3. March: 13 °C by day, 3 °C at night, 150 mm of rain
  4. April: 18 °C by day, 7 °C at night, 150 mm of rain, recommended
  5. May: 22 °C by day, 12 °C at night, 131 mm of rain, recommended
  6. June: 27 °C by day, 16 °C at night, 77 mm of rain, recommended
  7. July: 30 °C by day, 18 °C at night, 41 mm of rain
  8. August: 31 °C by day, 18 °C at night, 60 mm of rain
  9. September: 25 °C by day, 14 °C at night, 160 mm of rain, recommended
  10. October: 20 °C by day, 10 °C at night, 180 mm of rain, recommended
  11. November: 14 °C by day, 6 °C at night, 253 mm of rain
  12. December: 10 °C by day, 2 °C at night, 217 mm of rain
Warmest
August, 31 °C
Coolest
January, 9 °C
Driest
July, 41 mm
Wettest
November, 253 mm

How this is worked out: a month qualifies when its mean daytime high falls between 18 °C and 27 °C. Where more than five qualify, the answer is the driest run of consecutive qualifying months; where none do, it is the driest three months in a row if the year is hot throughout, or the warmest three if it never gets there. The figures are the thirty-year monthly averages charted below, and they are averages, not a forecast — any single year can miss them by a wide margin.

Sarajevo

Long-term averages for Sarajevo: the mean daily high, the mean overnight low and the mean monthly rainfall across 30 years of ERA5 reanalysis data (1995–2024).

DayNight
-551525°C0200mmJanFebMarAprMayJunJulAugSepOctNovDecJanuary: Day 5 °C, Night -4 °C, Rain 86 mm. February: Day 6 °C, Night -3 °C, Rain 89 mm. March: Day 10 °C, Night 0 °C, Rain 88 mm. April: Day 15 °C, Night 5 °C, Rain 99 mm. May: Day 20 °C, Night 9 °C, Rain 111 mm. June: Day 24 °C, Night 13 °C, Rain 104 mm. July: Day 26 °C, Night 15 °C, Rain 89 mm. August: Day 26 °C, Night 15 °C, Rain 75 mm. September: Day 21 °C, Night 11 °C, Rain 89 mm. October: Day 17 °C, Night 7 °C, Rain 84 mm. November: Day 11 °C, Night 3 °C, Rain 108 mm. December: Day 6 °C, Night -2 °C, Rain 107 mm
Show the monthly table
Sarajevo
MonthDay (°C)Night (°C)Rain (mm)
January5-486
February6-389
March10088
April15599
May209111
June2413104
July261589
August261575
September211189
October17784
November113108
December6-2107

Mostar

Long-term averages for Mostar: the mean daily high, the mean overnight low and the mean monthly rainfall across 30 years of ERA5 reanalysis data (1995–2024).

DayNight
0102030°C0500mmJanFebMarAprMayJunJulAugSepOctNovDecJanuary: Day 9 °C, Night 0 °C, Rain 168 mm. February: Day 10 °C, Night 1 °C, Rain 156 mm. March: Day 13 °C, Night 3 °C, Rain 150 mm. April: Day 18 °C, Night 7 °C, Rain 150 mm. May: Day 22 °C, Night 12 °C, Rain 131 mm. June: Day 27 °C, Night 16 °C, Rain 77 mm. July: Day 30 °C, Night 18 °C, Rain 41 mm. August: Day 31 °C, Night 18 °C, Rain 60 mm. September: Day 25 °C, Night 14 °C, Rain 160 mm. October: Day 20 °C, Night 10 °C, Rain 180 mm. November: Day 14 °C, Night 6 °C, Rain 253 mm. December: Day 10 °C, Night 2 °C, Rain 217 mm
Show the monthly table
Mostar
MonthDay (°C)Night (°C)Rain (mm)
January90168
February101156
March133150
April187150
May2212131
June271677
July301841
August311860
September2514160
October2010180
November146253
December102217

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Sources (1)

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