April 2018 weather data - Penallt

April 2018 weather data

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April 2018 was mostly cold and reasonably wet, but was notable for a heatwave in the middle which provided the hottest April day for some 60 years. Overall, the average maximum temperature of 13.2°C was 0.8°C below the Usk average for April of 14.0°C with a peak of 25.5°C  on the 19th, the minimum temperature being 1.1°C on the 1st and the 2nd.

There were 12 days when no rain (or a trace) fell, the wettest days being 27th when 18.0 mm fell each. It was much wetter overall than usual with the total rainfall of 117.2 mm being 74% above the Usk* average for April of 67.5 mm.

* Usk is the nearest Met Office station for which long term averages (1981-2010) are available.

Day by day data for April are given below:-

                   MONTHLY CLIMATOLOGICAL SUMMARY for APR. 2018

NAME: Penallt 210   CITY:    STATE:  
ELEV:   210 m  LAT:  51° 48' 00" N  LONG:   2° 42' 00" W

                   TEMPERATURE (°C), RAIN  (mm), WIND SPEED (km/hr)

                                      HEAT  COOL        AVG
    MEAN                              DEG   DEG         WIND                 DOM
DAY TEMP  HIGH   TIME   LOW    TIME   DAYS  DAYS  RAIN  SPEED HIGH   TIME    DIR
------------------------------------------------------------------------------------
 1   4.3   7.1   13:00   1.1    7:30  14.0   0.0   9.0   1.9  20.9   21:00   ENE
 2   7.5  11.3   17:30   1.1    1:00  10.8   0.0  17.0   3.2  30.6   15:00    SE
 3  10.0  13.4   15:00   7.1   00:00   8.3   0.0   1.4   3.7  20.9    5:00    SE
 4   7.6  11.8   15:00   4.3   22:30  10.7   0.0  12.2   2.4  19.3    7:00    SE
 5   6.4  10.7   16:00   1.2    7:00  11.9   0.0   0.0   2.1  19.3   19:30    SE
 6   9.0  15.2   14:30   4.4    0:30   9.3   0.0   0.0   5.1  32.2    7:30    SE
 7   9.1  12.1   17:00   7.2    3:30   9.3   0.0   8.6   0.0   8.0   10:00   ENE
 8   8.4  11.1   19:00   6.3    6:00   9.9   0.0   0.0   0.0   4.8   12:00   ENE
 9   8.1  10.8   12:30   5.6    3:30  10.3   0.0  14.8   0.6  12.9   00:00   ENE
10   8.6   9.7    1:30   7.3   13:00   9.8   0.0  12.0   1.6  19.3    1:00   ENE
11   7.5   8.9    4:00   6.4   14:30  10.8   0.0   1.4   0.6  11.3    6:00   ENE
12   6.3   7.2   15:00   5.6    6:30  12.0   0.0   0.6   0.2   9.7    8:30   ENE
13   7.7  10.8   15:00   5.7    4:00  10.6   0.0   0.2   0.2   9.7   14:30   ENE
14  11.2  15.9   17:30   6.9    7:30   7.1   0.0   0.0   1.3  19.3   14:30    SE
15   9.6  11.3   12:30   8.5    6:30   8.8   0.0   7.4   3.4  19.3   12:30    SE
16  10.1  13.7   14:00   7.2    6:30   8.2   0.0   0.4   3.2  22.5   17:30   ESE
17  11.4  12.5   16:30   9.9    1:30   6.9   0.0   3.4   5.0  32.2   10:00    SE
18  16.1  21.4   16:00  11.7    7:30   2.8   0.6   0.0   5.0  22.5   17:00    SE
19  18.3  25.5   14:30  11.1    7:00   2.2   2.2   0.0   0.8  11.3    1:30   SSW
20  14.9  22.5   16:30   9.2    6:30   4.1   0.7   0.0   0.3  11.3   17:30     S
21  15.2  21.7   17:30   8.2    6:30   3.7   0.6   0.8   1.9  19.3   22:00   ENE
22  13.8  18.8   13:30   8.0   00:00   4.5   0.0   0.0   1.8  16.1   12:30     W
23  10.3  14.4   13:30   7.6    1:00   8.1   0.0   0.0   1.6  19.3   20:00     W
24  10.4  12.9   13:30   7.8   00:00   7.9   0.0   6.4   2.1  22.5   15:00     W
25   9.2  12.5   16:00   5.9    6:00   9.2   0.0   1.8   1.4  22.5   18:30     W
26   9.3  14.3   15:30   5.8    5:00   9.1   0.0   1.0   1.4  16.1   16:00     W
27   6.8   8.4   15:00   5.6   10:30  11.6   0.0  18.0   0.5  11.3    8:00   ENE
28   6.8   9.1   15:00   5.1    7:00  11.6   0.0   0.8   0.0   8.0    0:30   ENE
29   6.3   8.4   14:30   4.7    5:30  12.1   0.0   0.0   1.1  12.9   11:00   ENE
30   6.7  11.6   15:30   2.8    5:30  11.7   0.0   0.0   1.8  17.7   10:00     E
-------------------------------------------------------------------------------------
     9.6  25.5    19     1.1     1   267.2   4.0 117.2   1.8  32.2     6     ENE

Max >=  32.0:  0
Max <=   0.0:  0
Min <=   0.0:  0
Min <= -18.0:  0
Max Rain: 18.01 ON 27/04/18
Days of Rain: 19 (> .2 mm) 10 (> 2 mm) 0 (> 20 mm)
Heat Base:  18.3  Cool Base:  18.3  Method: Integration