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Monthly Report for January 2021

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Weather Summary
Measure Mean / Sum (anomaly) Min Max Mean Time
Minimum Temperature 1.7 °C (-1.3) -2.2 °C 8.9 °C 11:49
Maximum Temperature 6.4 °C (-1.4) 1.1 °C 12.3 °C 13:03
Mean Temperature 4.1 °C (-1.4) -0.1 °C 10.8 °C
Minimum Humidity 82% 69% 92% 13:27
Maximum Humidity 94% 88% 97% 11:12
Mean Humidity 90% 80% 95%
Minimum Pressure 1008 hPa 974 hPa 1026 hPa 11:33
Maximum Pressure 1016 hPa 988 hPa 1033 hPa 13:10
Mean Pressure 1012 hPa 986 hPa 1030 hPa
Mean Wind Speed 4.6 mph (-0.6) 0.7 mph 13.7 mph
Maximum Wind Speed 12.4 mph 5.8 mph 24.7 mph 11:51
Maximum Gust 19.9 mph 10.3 mph 37.6 mph 10:09
Mean Wind Direction 200° [SSW] 6° [N] 351° [N]
Rainfall 97.7 mm (166%) 0.0 mm 25.2 mm
Maximum Hourly Rain 1.5 mm 0.0 mm 4.6 mm 12:27
Maximum 10-min Rain 0.5 mm 0.0 mm 1.5 mm 11:32
Maximum Rain Rate 6 mm/h 0.3 mm/h 18 mm/h 11:10
Minimum Dew Point 0.3 °C -4.0 °C 8.1 °C 11:14
Maximum Dew Point 4.7 °C -0.1 °C 10.3 °C 12:14
Mean Dew Point 2.5 °C -1.2 °C 9.3 °C
Night Minimum (21-09) 2.3 °C -2.2 °C 9.8 °C 08:01
Day Maximum (09-21) 6.0 °C 1.1 °C 12.3 °C 14:25
Max 10m Temp Rise 0.3 °C 0.2 °C 0.5 °C 11:34
Max 1hr Temp Rise 1.1 °C 0.2 °C 1.9 °C 12:05
Max 1hr Hum Rise 4% 1% 10% 13:48
Max 10m Temp Fall 0.4 °C 0.2 °C 1.5 °C 10:14
Max 1hr Temp Fall 1.1 °C 0.2 °C 3.9 °C 11:24
Max 1hr Hum Fall 5% 2% 10% 11:39
Max 10m Wind Speed 9.7 mph 4.5 mph 17.8 mph 11:52
Minimum Feels-like -2.4 °C -7.6 °C 6.7 °C 10:51
Maximum Feels-like 6.1 °C 1.1 °C 13.5 °C 12:26
Mean Feels-like 2.0 °C -2.5 °C 11.3 °C
Air-frost Hrs 77 hrs 0 hrs 15 hrs
Minimum PM2.5 0.0 µg/m3 0.0 µg/m3 0.0 µg/m3 n/a
Maximum PM2.5 n/a n/a n/a
Mean PM2.5 n/a n/a n/a
Temperature Range 4.6 °C (-0.2) 2.4 °C 9.2 °C
Humidity Range 12% 4% 23%
Pressure Range 8 hPa 2 hPa 23 hPa
Sun Hours 47 (68%) [20%]
Wet Hours 91 (136%) [12%]

NB: Hover over a value to see how many days of data it is from. Sun hrs, Wet hrs, Cloud cover and Events are based on manual observation and provided for interest only.

Days Of...
Rainfall Temperature Sunshine Other
> 0.0 mm 19 Min < -5.0 °C 0 > 0 hrs 19 Falling Snow 0
> 0.1 mm 17 Min < 0.0 °C 10 > 1 hrs 12 Lying Snow 1
> 0.3 mm 16 Mean < 0.0 °C 2 > 3 hrs 7 Hail 0
> 1.0 mm 13 Mean > 20.0 °C 0 > 5 hrs 2 Thunder 0
> 5.0 mm 4 Max > 25.0 °C 0 > 10 hrs 0 Dense Fog 1
> 10.0 mm 3 Max > 30.0 °C 0 > 25% max poss. 9 Gusts > 30mph 4
> 20.0 mm 1 Ice Days 0 > 95% max poss. 1 Total Events 6

Misc.

Mean rainfall for days with >0.3mm: 6.1 mm
Total snowfall: 4.0 mm

Graphs and Charts

Mean Temperature

Variable
Measure

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Intraday conditions

Per-minute readings across the month (downsampled for display). Choose a variable below.

Wind rose

Daily breakdown

Day numbers link to the detailed daily report. Wide tables can be scrolled horizontally.

Temperature, rain, sunshine & wind

DayTminTmaxTmeanRainHr max10m rainRateSunWmeanWmaxGustWdirW10m
1-0.93.91.60.00.00.0-01.95.811.4336°4.5
20.34.32.60.50.20.2-12.18.311.4351°7.3
30.35.43.10.20.20.2-24.110.917.138°8.9
42.44.83.40.1---0.17.914.822.837°13.9
51.53.92.90.70.40.30.306.913.122.828°12.1
60.65.13.00.1---43.913.319.428°8.2
7-1.42.90.40.0---53.17.911.4319°6.8
8-1.41.2-0.10.0---01.07.410.357°5.1
9-1.92.8-0.10.0---41.06.810.320°4.9
10-2.13.70.90.0---02.47.411.4297°5.5
113.78.76.51.10.70.30.90.27.217.030.8264°13.6
121.49.15.85.02.00.5180.33.714.722.8317°12.5
130.39.55.94.10.70.30.800.97.311.4299°5.7
141.49.34.025.24.31.51404.112.824.087°10.6
15-0.93.21.10.0---0.30.77.812.56°5.0
161.67.14.85.31.90.52.90.45.816.024.0247°13.2
173.27.15.40.0---45.514.419.4307°11.3
182.58.65.20.0---0.25.515.426.2237°12.3
198.611.710.33.62.20.74.8012.121.833.1237°16.1
207.610.49.82.61.91.214013.724.737.6214°17.8
213.98.36.10.0---37.919.234.2252°14.7
221.36.63.80.0---63.110.718.2264°8.5
23-0.24.01.60.00.00.0-43.111.716.0305°8.7
24-2.21.10.04.01.00.3501.68.313.770°6.3
25-1.74.11.00.00.00.0-85.011.219.4315°9.4
26-0.36.53.02.21.20.51.604.013.019.4227°10.3
276.49.58.34.81.50.52.901.48.214.8306°6.3
288.912.310.819.94.61.2715.814.522.8267°9.9
297.810.69.24.83.11.04.815.915.125.1283°11.0
302.57.84.513.03.60.84.806.314.826.293°12.0
310.63.62.30.50.30.3-23.811.218.289°8.2

Humidity, dew point & pressure

DayHminHmaxHmeanDminDmaxDmeanPminPmaxPmean
1909593-1.73.00.6101010151012
2819489-1.22.91.0101510181017
3839590-0.83.11.6101710211018
48390870.12.61.4101910211020
5849288-0.22.41.0102010221021
6789288-0.72.91.3101910211020
7779389-2.60.1-1.2101810201019
8909592-2.5-0.1-1.2101710241020
9839693-2.80.7-1.1102410291027
10899693-2.92.2-0.2102410291027
117992872.27.04.5101210241018
128594910.18.24.5100910221015
13909795-1.08.95.2101810221019
149196950.28.53.2101410261018
15869692-1.91.6-0.1102610331030
16799590-0.86.43.3101610301021
177791841.74.62.9101910281024
188394901.57.53.7101210271022
198195897.59.88.699710121004
208493905.78.98.2974997988
217288801.35.62.9976988986
22699285-0.13.31.6988995993
23799488-1.72.2-0.19951000996
24879492-3.50.2-1.19951001998
25779285-4.00.8-1.2100110181011
26849590-2.05.81.5101110191016
279296955.78.67.5100810141012
288197918.110.39.399610081002
298094886.29.77.49961004999
308295910.16.33.19961004999
31789586-2.22.70.19921004999

Other measures

DayNightDaymaxT+10mT+1hH+1hT-10mT-1hH-1hFminFmaxFmeanAF hrsAQminAQmaxAQmean
1-0.93.90.20.730.31.02-5.23.90.06---
22.74.30.20.830.31.04-4.54.10.90---
30.35.40.31.040.40.74-4.54.90.40---
42.44.80.30.960.30.84-3.13.2-0.80---
51.53.90.20.750.20.54-4.02.3-1.30---
62.75.10.41.150.31.35-3.55.00.40---
7-0.32.90.31.150.41.36-5.82.9-1.98---
8-1.41.20.20.720.30.82-5.71.2-1.015---
9-0.92.80.51.440.41.86-5.82.8-1.012---
10-2.13.50.20.910.20.23-7.63.7-1.211---
113.48.70.31.040.20.450.06.13.60---
127.78.00.30.420.51.73-0.78.04.30---
130.39.50.41.140.31.43-1.210.15.60---
144.44.70.20.231.53.94-3.89.91.40---
15-0.13.20.51.930.41.68-4.03.20.43---
16-0.97.10.31.5100.41.03-4.77.11.70---
174.27.10.41.230.30.85-0.46.62.80---
182.58.00.31.340.20.44-1.46.52.60---
198.011.70.20.750.20.784.912.99.80---
209.810.30.30.760.81.752.911.18.00---
213.98.30.31.240.41.45-2.17.72.90---
221.36.60.41.760.41.49-2.86.31.90---
230.23.60.41.640.41.310-3.93.8-0.52---
24-2.21.10.41.150.20.73-4.91.1-1.310---
25-1.74.10.51.740.20.94-6.32.2-2.58---
26-0.35.70.41.650.20.65-3.36.40.94---
275.79.50.20.520.20.322.910.17.80---
288.912.30.30.950.20.856.713.511.30---
298.510.60.31.250.20.954.311.77.80---
304.14.00.30.550.61.63-3.17.81.00---
310.63.60.41.460.31.15-3.93.4-0.60---

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