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UK Extremes


Past 24 hours
 
High Temp
29.7 °C
Porthmadog
 
Low Temp
-0.1 °C
Altnaharra
 
Precipitation
4.8 mm
Isles of Scilly
 
Sunniest
16.3 at
Tiree
 
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Daylight Hours


17 hrs 12 min
of Daylight Today
 graph
71.7% 28.3%
Which is
1 min 23sec Longer
Than Yesterday

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UV Index Summary

Data last updated 1686265200 19:55.






 Daily DetailMonthly SummarySeasonal Summary 


Maximum UV Index
DateJanFebMarAprMayJunJulAugSepOctNovDecYear
20230.5 1.2 2.5 4.1 5.0 4.7* ------------------5.0*
20220.5 1.0 2.4 4.1 6.6 7.5 6.4 6.0 3.9 2.2 0.8 0.0 7.5
20210.0 1.2 ---4.1 5.8 7.6 6.5 4.9 3.7 2.3 0.8 0.0 7.6*
20200.5 1.1 2.5 3.9 5.9 6.7 7.4 6.0 3.9 2.0 0.8 0.0 7.4
20190.0 1.4 2.9 4.6 6.3 7.1 6.7 5.2 4.0 2.0 0.7 0.0 7.1
20180.5 1.3 2.2 4.9 5.3* 7.6 7.2 6.8 4.4 2.6 0.8 0.0 7.6*
20170.6 1.2 3.1 5.2 7.1 8.5 7.5 5.8 4.6 2.3 0.9 0.0 8.5
20160.6 1.7 2.7 4.2 5.9 7.1 6.9 6.1 4.6 2.0 0.7 0.0 7.1
20150.0 1.3 3.0 4.1 6.4 7.3 7.2 5.9 4.2 2.4 1.0 0.0 7.3
20140.5 1.3 3.0 4.4 7.0 7.2 7.6 6.0 4.4 2.1 0.9 0.0 7.6
2013------------7.1* 8.9 8.2 7.5 5.6 2.8 0.9 0.0 8.9*
Max0.6 1.7 3.1 5.2 7.1 8.9 8.2 7.5 5.6 2.8 1.0 0.0 8.9
 
Average Maximum UV Index
DateJanFebMarAprMayJunJulAugSepOctNovDecYear
20230.1 0.1 more than the January average.0.7 0.1 more than the February average.1.5 0.1 less than the March average.2.6 0.4 less than the April average.4.0 0.4 less than the May average.0.5* 4.5 less than the June average.------------------1.7* 0.8 less than the yearly average.
20220.0  0.5 0.1 less than the February average.1.4 0.2 less than the March average.2.9 0.1 less than the April average.4.2 0.2 less than the May average.5.8 0.8 more than the June average.5.0 0.5 less than the July average.4.4 0.1 less than the August average.2.6 0.2 less than the September average.1.1 0.1 less than the October average.0.1 0.1 less than the November average.0.0  2.4 0.1 less than the yearly average.
20210.0  0.5 0.1 less than the February average.---3.1 0.1 more than the April average.4.0 0.4 less than the May average.5.4 0.4 more than the June average.4.9 0.6 less than the July average.3.9 0.6 less than the August average.2.6 0.2 less than the September average.1.2  0.2  0.0  2.4* 0.1 less than the yearly average.
20200.0  0.5 0.1 less than the February average.1.7 0.1 more than the March average.3.2 0.2 more than the April average.4.7 0.3 more than the May average.5.0  5.1 0.4 less than the July average.3.7 0.8 less than the August average.2.5 0.3 less than the September average.1.0 0.2 less than the October average.0.1 0.1 less than the November average.0.0  2.3 0.2 less than the yearly average.
20190.0  0.7 0.1 more than the February average.1.7 0.1 more than the March average.2.8 0.2 less than the April average.4.1 0.3 less than the May average.4.4 0.6 less than the June average.5.2 0.3 less than the July average.4.1 0.4 less than the August average.2.8  1.0 0.2 less than the October average.0.0 0.2 less than the November average.0.0  2.3 0.2 less than the yearly average.
20180.0  0.5 0.1 less than the February average.1.2 0.4 less than the March average.2.6 0.4 less than the April average.4.0* 0.4 less than the May average.5.3 0.3 more than the June average.5.6 0.1 more than the July average.4.6 0.1 more than the August average.3.0 0.2 more than the September average.1.3 0.1 more than the October average.0.2  0.0  2.4* 0.1 less than the yearly average.
20170.0  0.7 0.1 more than the February average.1.7 0.1 more than the March average.3.9 0.9 more than the April average.4.9 0.5 more than the May average.5.8 0.8 more than the June average.5.4 0.1 less than the July average.4.7 0.2 more than the August average.3.0 0.2 more than the September average.1.4 0.2 more than the October average.0.2  0.0  2.6 0.1 more than the yearly average.
20160.1 0.1 more than the January average.0.7 0.1 more than the February average.1.7 0.1 more than the March average.3.0  4.2 0.2 less than the May average.4.7 0.3 less than the June average.5.8 0.3 more than the July average.4.8 0.3 more than the August average.3.2 0.4 more than the September average.1.2  0.2  0.0  2.5  
20150.0  0.6  1.7 0.1 more than the March average.3.3 0.3 more than the April average.4.7 0.3 more than the May average.5.7 0.7 more than the June average.5.4 0.1 less than the July average.4.6 0.1 more than the August average.2.7 0.1 less than the September average.1.2  0.3 0.1 more than the November average.0.0  2.5  
20140.0  0.6  1.8 0.2 more than the March average.3.0  4.3 0.1 less than the May average.5.5 0.5 more than the June average.6.0 0.5 more than the July average.4.4 0.1 less than the August average.2.7 0.1 less than the September average.1.3 0.1 more than the October average.0.2  0.0  2.5  
2013------------5.1* 0.7 more than the May average.6.9 1.9 more than the June average.6.5 1 more than the July average.5.7 1.2 more than the August average.3.3 0.5 more than the September average.1.4 0.2 more than the October average.0.3 0.1 more than the November average.0.0  3.5* 1 more than the yearly average.
Avg0.0 0.6 1.6 3.0 4.4 5.0 5.5 4.5 2.8 1.2 0.2 0.0 2.5
 
Minimum Maximum UV Index
DateJanFebMarAprMayJunJulAugSepOctNovDecYear
20230.0 0.0 0.0 1.1 0.0 0.0* ------------------0.0*
20220.0 0.0 0.0 0.9 1.4 4.5 2.0 2.0 0.0 0.0 0.0 0.0 0.0
20210.0 0.0 ---1.6 1.4 1.7 1.7 1.6 0.7 0.0 0.0 0.0 0.0*
20200.0 0.0 1.0 1.3 3.4 1.9 2.8 1.1 0.9 0.0 0.0 0.0 0.0
20190.0 0.0 0.6 0.5 1.1 1.0 0.9 1.8 0.7 0.0 0.0 0.0 0.0
20180.0 0.0 0.0 0.0 0.0* 2.2 3.1 0.0 1.8 0.0 0.0 0.0 0.0*
20170.0 0.0 0.5 2.1 2.3 1.6 2.1 1.4 0.9 0.0 0.0 0.0 0.0
20160.0 0.0 0.0 0.6 0.8 1.2 2.5 1.3 1.1 0.0 0.0 0.0 0.0
20150.0 0.0 0.5 1.3 2.6 2.4 2.3 0.7 0.5 0.5 0.0 0.0 0.0
20140.0 0.0 0.5 0.7 0.5 1.8 4.3 2.1 0.7 0.0 0.0 0.0 0.0
2013------------1.2* 3.0 3.8 2.3 1.0 0.5 0.0 0.0 0.0*
Min0.0 0.0 0.0 0.0 0.0 0.0 0.9 0.0 0.0 0.0 0.0 0.0 0.0
* denotes incomplete data for the month/year.
 
UV Level UV Index Description
Low 0-2 No danger to the average person.
Moderate 3-5 Little risk of harm from unprotected sun exposure.
High 6-7 High risk of harm from unprotected sun exposure.
Very High 8-10Very high risk of harm from unprotected sun exposure.
Extreme 11+ Extreme risk of harm from unprotected sun exposure.

Script Developed by Murry Conarroe of Wildwood Weather.