MONTHLY CLIMATOLOGICAL SUMMARY for May 2026


NAME: Royston, Hertfordshire                  
ELEV: 80 meters    LAT: 52-03.15 N    LONG: 000-01.35 W


                   TEMPERATURE (C), RAIN (mm), WIND SPEED (mph)

                                         HEAT   COOL         AVG
      MEAN                               DEG    DEG          WIND                   DOM
DAY   TEMP   HIGH   TIME    LOW   TIME   DAYS   DAYS   RAIN  SPEED   HIGH   TIME    DIR
---------------------------------------------------------------------------------------
 01   17.9   25.9  16:40    9.5  03:39    0.5    0.0    0.0    3.5   14.0  00:15    130
 02   16.5   24.2  17:05   11.2  05:41    1.9    0.0    1.2    2.2   13.0  18:26    201
 03   14.4   18.1  14:47   11.3  05:54    3.9    0.0    0.0    2.6   17.0  13:50    267
 04   12.1   14.1  18:08   10.3  05:47    6.3    0.0    3.2    3.8   15.0  19:23     19
 05   12.6   18.5  13:59    9.4  05:55    5.7    0.0    0.0    3.6   19.0  19:04     21
 06    9.4   13.7  15:43    5.7  05:53    9.0    0.0    0.0    4.8   19.0  09:33      5
 07   10.9   15.2  17:11    7.6  05:23    7.4    0.0    0.0    2.1   14.0  16:30     98
 08   13.3   19.7  14:10    6.7  05:04    5.0    0.0    0.0    2.1   12.0  08:19    108
 09   14.7   22.7  15:24    6.7  05:38    3.7    0.0    0.0    2.7   14.0  11:14     62
 10   10.1   13.9  17:30    4.4  23:55    8.2    0.0    0.0    6.7   21.0  10:23     28
 11    7.3   12.1  16:35    3.4  02:08   11.0    0.0    1.0    4.1   18.0  14:21    346
 12    9.3   14.7  13:15    2.6  04:39    9.0    0.0    0.8    5.2   26.0  12:36    272
 13    9.4   13.2  11:29    7.4  13:15    8.9    0.0    2.4    7.3   24.0  15:52    265
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
---------------------------------------------------------------------------------------
      12.2   25.9     01    2.6     12   80.5    0.0    8.6    3.8   26.0     12      2