Trend at 11 days — beyond 10 days the forecast is only guidance (GFS model tail), not a precise value. Deviations of several degrees are possible.
Morning
Overcast
2°
Feels like 2°
Wind↑ ENE 3 km/h
Humidity 78 %
Evening
Clear sky
1°
Feels like 1°
Wind↑ SSW 3 km/h
Humidity 78 %
Trend at 12 days — beyond 10 days the forecast is only guidance (GFS model tail), not a precise value. Deviations of several degrees are possible.
Morning
Clear sky
-1°
Feels like -1°
Wind↑ S 4 km/h
Humidity 87 %
Evening
Clear sky
0°
Feels like 0°
Wind↑ W 3 km/h
Humidity 86 %
Trend at 13 days — beyond 10 days the forecast is only guidance (GFS model tail), not a precise value. Deviations of several degrees are possible.
Morning
Overcast
2°
Feels like 1°
Wind↑ SSW 5 km/h
Humidity 78 %
Evening
Overcast
4°
Feels like 4°
Wind↑ SW 4 km/h
Humidity 73 %
Trend at 14 days — beyond 10 days the forecast is only guidance (GFS model tail), not a precise value. Deviations of several degrees are possible.
Morning
Mainly clear
1°
Feels like -1°
Wind↑ SSW 5 km/h
Humidity 90 %
Weather charts for Calw · 7 days
Temperatures over 7 days
▼ -2.2° below seasonal normals this week
Highs Lows Seasonal normal (1991-2020 average)
Hourly detail
Temperature (°C) Precipitation (mm) Wind (km/h)
Climate of Calw
Daylight lasts 16 h 09 min at the June solstice and 8 h 16 min at the December solstice.
Average lows are below freezing from December to February, down to −3 °C in January.
August is the warmest month, with average highs of 23 °C. January is the coldest, with average lows of −3 °C. Their mean temperatures differ by 18 °C.
Rain is spread through the year: every month gets between 79 mm and 121 mm on average.
This week’s forecast highs average 8 °C, 6 °C below the October normal (14 °C).
Monthly averages, 1991–2020
Month
Avg high
Avg low
Rain
Jan
3 °C
−3 °C
90 mm
Feb
5 °C
−2 °C
79 mm
Mar
8 °C
1 °C
93 mm
Apr
14 °C
5 °C
79 mm
May
17 °C
8 °C
115 mm
Jun
21 °C
12 °C
110 mm
Jul
23 °C
14 °C
121 mm
Aug
23 °C
14 °C
108 mm
Sep
18 °C
9 °C
89 mm
Oct
14 °C
7 °C
90 mm
Nov
7 °C
2 °C
85 mm
Dec
4 °C
−1 °C
101 mm
Year
13 °C
6 °C
1,160 mm
Climate normals: ERA5 reanalysis 1991–2020 (Copernicus/ECMWF), computed by SkiesAtlas for 48.71° N, 8.74° E. ERA5 averages over a 0.25° grid (about 25 km): hills, a coastline or the heat of the city itself can shift local values by a degree or two.
Air quality & pollen in Calw
2/6
Fair
European Air Quality Index (EAQI) · CAMS source
PM2.56µg/m³
PM107µg/m³
O₃51µg/m³
NO₂5µg/m³
SO₂0µg/m³
Pollen
AlderNone
BirchNone
GrassNone
MugwortNone
OliveNone
RagweedNone
CAMS data (Copernicus) · air quality and pollen refreshed several times a day.
Rain in Calw: live radar and next-hour forecast
Will it rain in Calw? Track precipitation live on the radar and anticipate showers in the next hour — the +1 h extrapolation is based on the real movement of rain cells.
Rain radarObserved, then extrapolation up to +1h (real cell movement) · drag the timeline
Moon calendar for Calw
Waning gibbous
93 % illuminated · 17.3 days
Rise 03:50 Set 21:36
Thu29/1087%
Fri30/1079%
Sat31/1069%
Sun1/1159%
Mon2/1149%Last quarter
Tue3/1138%
Wed4/1128%
Thu5/1119%
Fri6/1112%
Sat7/116%
Sun8/112%
Mon9/110%
Rise and set in local time (Europe/Berlin) · phases and illumination computed by SkiesAtlas (synodic model).
Weather history for Calw
What was the weather in Calw on a past date? Pick a day — ERA5 reanalysis data (ECMWF / Copernicus C3S), available up to one week ago.
The weather in Calw
Find the full weather for Calw, Baden-Wurttemberg: current conditions, forecast by time of day (morning, afternoon, evening) and a 7-day trend. Right now the sky is “partly cloudy” with 6 °C (feels like 6 °C) and wind at 3 km/h.
Today, temperatures range from 5 °C to 11 °C, with no significant precipitation. Forecast computed by our multi-model engine SkiesAtlas (ECMWF-AIFS, NOAA GFS, DWD ICON): cloud cover calibrated on METAR observations, convective energy (CAPE) for storms.
