SwissNature.org - Monthly weather and climate data for «Glacier forefield with many watercourses, 2350m» per hydrological year
The graph below shows the monthly meteorological and climate data for a hydrological year, measured at one of the MeteoSwiss measuring stations near the habitat «Glacier forefield with many watercourses, 2350m».
Deviations of the annual values from the climate standard values 1991-2020
Measuring station: Grimsel Hospiz (1980m), Hydrological year 2025 / 2026
The definitive measured values and deviations for the hydrological year 2025 / 2026 are displayed from 1. October 2026.
| Physical quantity | Annual value | Standard value | Deviation | Unit |
| Temperature | 3.4 | 2.3 | +1.1 | °C |
| Precipitation | 27 | 1834 | -1807 | mm |
| Sunshine duration | 41.4 | 1434.8 | -1393.4 | Std. |
| Global radiation | 142.6 | 152.7 | -10.1 | W/m2 |
Source of the basic data: MeteoSwiss
Deviations of the monthly temperature values from the climate norms 1991-2020
Measuring station: Grimsel Hospiz (1980m), Hydrological year 2025 / 2026
The definitive deviations for this October 2025 will be displayed from 1 November 2025.
| month | Monthly value
°C | Standard value
°C | Deviation
°C | Data
% |
| October 2025 | 3.4 | 4.0 | -0.6 | 99.2 |
| Hydrological year | 3.4 | 4.0 | -0.6 | 99.2 |
| Winter half-year | 3.4 | 4.0 | -0.6 | 99.2 |
Source of the basic data: MeteoSwiss
The more the values for «Data» deviate from 100%, the more cautiously the monthly values and deviations should be interpreted.
Deviations of the monthly precipitation values from the climate norms 1991-2020
Measuring station: Grimsel Hospiz (1980m), Hydrological year 2025 / 2026
The definitive deviations for this October 2025 will be displayed from 1 November 2025.
| month | Monthly value
mm | Standard value
mm | Deviation
mm |
% | Data
% |
| October 2025 | 26.9 | 37.5 | -10.6 | -28.3 | 99.5 |
| Hydrological year | 26.9 | 37.5 | -10.6 | -28.3 | 99.5 |
| Winter half-year | 26.9 | 37.5 | -10.6 | -28.3 | 99.5 |
Source of the basic data: MeteoSwiss
The more the values for «Data» deviate from 100%, the more cautiously the monthly values and deviations should be interpreted.
Deviations of the monthly sunshine duration values from the climate standard values 1991-2020
Measuring station: Grimsel Hospiz (1980m), Hydrological year 2025 / 2026
The definitive deviations for this October 2025 will be displayed from 1 November 2025.
| month | Monthly value
hrs | Standard value
hrs | Deviation
hrs |
% | Data
% |
| October 2025 | 41.4 | 33.4 | +8.0 | +24.0 | 99.2 |
| Hydrological year | 41.4 | 33.4 | +8.0 | +24.0 | 99.2 |
| Winter half-year | 41.4 | 33.4 | +8.0 | +24.0 | 99.2 |
Source of the basic data: MeteoSwiss
The more the values for «Data» deviate from 100%, the more cautiously the monthly values and deviations should be interpreted.
Deviations of the monthly global radidiation values from the climate norms 1991-2020
Measuring station: Grimsel Hospiz (1980m), Hydrological year 2025 / 2026
The definitive deviations for this October 2025 will be displayed from 1 November 2025.
| month | Monthly value
W/m2
kWh/m2 | Standard value
W/m2
kWh/m2 | Deviation
W/m2
kWh/m2 |
% | Data
% |
| October 2025 | 142.6
30.8 | 101.4
21.9 | +41.2
+8.9 | +40.6 | 99.2 |
| Hydrological year | 142.6
30.8 | 101.4
21.9 | +41.2
+8.9 | +40.6 | 99.2 |
| Winter half-year | 142.6
30.8 | 101.4
21.9 | +41.2
+8.9 | +40.6 | 99.2 |
Source of the basic data: MeteoSwiss
The more the values for «Data» deviate from 100%, the more cautiously the monthly values and deviations should be interpreted.
Availability of data
We have been storing the meteo data since 1 December 2023.
Further information
Further information on the measurement data and the graphics can be found
here... (External link to www.obeng.ch, the website of Oberli Engineering GmbH)
Further links
All links point to pages on our website www.obeng.ch.