Bremen climate

Bremen is warmest in July, with average highs of 22 °C, and coldest in February, when nights average 0.03 °C. July is the wettest month (80 mm) and April the driest (48 mm). Figures are 1991–2020 climate normals.

Across a full year Bremen averages 740 mm of rain, 20 days above 25 °C and 57 days below freezing.

Germany · population 546,501 · 1991–2020 normals

  1. Jan
  2. Feb
  3. Mar
  4. Apr
  5. May 13°
  6. Jun 16°
  7. Jul 18°
  8. Aug 18°
  9. Sep 15°
  10. Oct 10°
  11. Nov
  12. Dec

Temperature below 0 °C to above 30 °C Rain band height is that month’s share of the wettest month

  • Warmest month July 22 °C
  • Coldest month February 0.03 °C
  • Driest month April 48 mm
  • Wettest month July 80 mm
  • Least cloud April 63 % cloud
  • Hottest on record July 36 °C
  • Coldest on record February -17 °C

What to expectBremen through the year

Bremen has a clear annual cycle: average daily highs run from 5.3 °C in February to 22 °C in July, a swing of 16 °C in mean temperature across the year.

Counted across a normal year, 20 days a year reach 25 °C, 3 of them reach 30 °C, 57 nights drop below freezing. The warmest reading in the 1991–2020 record is 36 °C, in July.

Rain is spread fairly evenly through the year, from 48 mm in April to 80 mm in July. There is no dry season to aim for.

Month by month

Month Avg high Rainfall Cloud
January 4.2 °C 66 mm 77 %
February 5.3 °C 50 mm 74 %
March 8.8 °C 53 mm 70 %
April 13.5 °C 48 mm 63 %
May 17.3 °C 60 mm 64 %
June 20.1 °C 68 mm 66 %
July 22.2 °C 80 mm 64 %
August 22.0 °C 74 mm 64 %
September 18.3 °C 59 mm 65 %
October 13.4 °C 61 mm 70 %
November 8.1 °C 56 mm 78 %
December 4.9 °C 65 mm 79 %

Temperature month by month

MonthAvg highAvg lowMeanRecord highRecord lowDays above 25 °CDays above 30 °CDays below 0 °C
January4.2 °C0.1 °C2.1 °C13.4 °C-16.4 °C0014
February5.3 °C0.0 °C2.6 °C16.8 °C-17.5 °C0014
March8.8 °C1.6 °C5.1 °C21.5 °C-15.7 °C009
April13.5 °C4.7 °C9.2 °C26.1 °C-4.5 °C003
May17.3 °C8.6 °C13.1 °C31.3 °C-0.7 °C100
June20.1 °C11.7 °C16.1 °C32.8 °C4.9 °C400
July22.2 °C14.1 °C18.2 °C36.0 °C7.7 °C810
August22.0 °C14.1 °C18.0 °C34.6 °C5.9 °C610
September18.3 °C11.2 °C14.7 °C30.1 °C3.6 °C100
October13.4 °C7.5 °C10.4 °C25.4 °C-3.7 °C001
November8.1 °C3.8 °C6.0 °C19.0 °C-7.0 °C005
December4.9 °C1.0 °C3.0 °C14.4 °C-16.7 °C0012

Rain, sun and wind month by month

MonthRainfallWet daysDaylightCloud coverHumidityWind
January66 mm138.1 h/day77 %85 %21 km/h
February50 mm109.8 h/day74 %81 %20 km/h
March53 mm1112 h/day70 %78 %20 km/h
April48 mm1114 h/day63 %73 %18 km/h
May60 mm1016 h/day64 %72 %17 km/h
June68 mm1217 h/day66 %73 %17 km/h
July80 mm1316 h/day64 %73 %17 km/h
August74 mm1215 h/day64 %74 %16 km/h
September59 mm1013 h/day65 %78 %17 km/h
October61 mm1211 h/day70 %82 %19 km/h
November56 mm128.7 h/day78 %87 %19 km/h
December65 mm137.6 h/day79 %87 %20 km/h

How Bremen compares

The same four figures for nearby destinations, so the numbers above have something to be read against. Summer high is the warmest month's average high; winter low is the coldest month's average low.

Destination Summer high Winter low Rain per year Days above 25 °C
Bremen 22 °C 0.03 °C 740 mm 20
Oldenburg · Germany 22 °C 0.2 °C 797 mm 19
Hamburg · Germany 22 °C -0.4 °C 744 mm 23
Hannover · Germany 23 °C -0.3 °C 718 mm 27
Osnabrück · Germany 23 °C 0.04 °C 807 mm 25

Planning a trip? See the best time to visit Bremen.

QuestionsCommon questions about Bremen’s climate

When is the best time to visit Bremen?

That depends on what you want, so the honest answer is a comparison rather than a single month. June, July, August sit closest to 20 °C on average, July is the warmest month and April the driest. The month-by-month table above has the full picture.

How hot does Bremen get?

In July, the warmest month, daily highs average 22 °C. About 3 days a year pass 30 °C. The highest value in the 1991–2020 record is 36 °C.

How cold does it get in winter?

Nights average 0.03 °C in February, the coldest month. A normal year has 57 nights below freezing.

Which month is wettest in Bremen?

July, averaging 80 mm over 13 days with rain. The driest month is April with 48 mm. The year as a whole averages 740 mm.

Are these figures a forecast?

No. They are 1991–2020 climate normals: the average of thirty years, which describes what a month is usually like in Bremen rather than what any particular week will bring. Individual years can differ substantially from the normal.

Data sources and method

Normal period
1991–2020
Dataset version
era5-1991-2020-scores1.1
Last processed

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: monthly rankings, daylight hours, beach and comfort scores. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.