Updated: Monday, 18 May 2026 11:24 PM SAST 
Day High Temp (°F) Low Temp (°F) Mean Temp (°F) Dewpoint Temp (°F) Humidity (%) Wind Speed (mph) Precipitation (")
Forcast Dep. Forcast Dep. Forcast Dep. Forcast Dep. Forcast Dep. Forcast Dep. Forcast Dep.
Tue, May 19 71 -4.3 44 +0.4 57 -2.0 39 -0.8 32 -20.9 5 +3.1 --
Wed, May 20 72 -5.1 45 +0.5 59 -2.3 36 +2.2 27 -17.0 7 +4.3 -0.03
Thu, May 21 71 -7.1 42 +2.7 57 -2.2 40 +4.0 33 -14.5 10 +5.7 --
Fri, May 22 71 -1.6 44 +3.6 57 +1.0 40 +4.3 34 -16.7 12 +2.6 +0.03
Sat, May 23 73 -2.6 44 +8.5 58 +3.0 40 +3.1 31 -20.4 8 +8.0 --
Sun, May 24 73 -3.1 48 +4.1 61 +0.5 37 -3.2 27 -25.1 7 +0.9 --
Mon, May 25 74 -2.7 46 +5.5 60 +1.4 41 -7.2 31 -27.7 5 +4.2 --
Tue, May 26 76 -1.3 49 +6.0 63 +2.4 37 -1.8 24 -27.0 13 +1.4 --
Wed, May 27 77 +0.6 48 +7.9 62 +4.2 32 +4.0 19 -20.9 8 +7.2 --
Thu, May 28 79 -0.1 47 +5.5 63 +2.7 33 +3.8 19 -19.2 3 -1.5 --
Fri, May 29 79 +0.2 48 +5.8 63 +3.0 33 +7.9 19 -16.6 2 +2.4 --
Sat, May 30 78 +1.6 48 +8.2 63 +4.9 37 +4.6 23 -24.1 5 +1.7 --
Sun, May 31 78 +7.2 48 +8.7 63 +8.0 38 +7.4 24 -24.7 11 0 --
Mon, Jun 1 78 +7.7 48 +10.9 63 +9.3 36 +11.0 22 -17.8 14 +1.5 --
The values above are the forecast deviations from normal for the day. The deviations are derived from a 10-year average between 2001 and 2010 for Orkney, South Africa.