Hemel Hempstead, GB Hourly Weather Forecast

Sat, Nov 21, 2026

Saturday

Sat 11/21

High 47°f

36% Precip. / 0.01 in

Foggy early. A few showers developing later in the day. High 47F. Winds S at 10 to 15 mph. Chance of rain 40%.

Saturday night

Sat 11/21

Low 42°f

39% Precip. / 0.07 in

Overcast with rain showers at times. Low 42F. Winds S at 5 to 10 mph. Chance of rain 40%.

Sunrise 7:30 AM

Sunset 4:04 PM

Moonrise 2:05 PM

Moonset 3:20 AM

Waxing Gibbous, 87% visible

Hourly Forecast

12AM

37°

1AM

37°

2AM

37°

3AM

37°

4AM

21%

37°

5AM

20%

38°

6AM

24%

38°

7AM

21%

38°

7:31AM

Sunrise

8AM

23%

39°

9AM

23%

41°

10AM

42°

11AM

44°

12PM

45°

1PM

46°

2PM

46°

3PM

46°

4PM

30%

45°

4:04PM

Sunset

5PM

32%

44°

6PM

36%

44°

7PM

35%

44°

8PM

34%

44°

9PM

31%

43°

10PM

31%

43°

11PM

32%

43°

Time	Conditions	Temp.	Feels Like	Precip	Amount	Cloud Cover	Dew Point	Humidity	Wind	Pressure
12:00 am	Mostly Cloudy	37°F	33°F	21%	0in	74%	36°F	95%	5 mph W	30.03in
1:00 am	Mostly Cloudy	37°F	33°F	21%	0in	74%	36°F	95%	5 mph WSW	30.04in
2:00 am	Mostly Cloudy	37°F	33°F	21%	0in	74%	36°F	96%	5 mph WSW	30.04in
3:00 am	Mostly Cloudy	37°F	33°F	21%	0in	74%	36°F	97%	5 mph SW	30.05in
4:00 am	Foggy	37°F	33°F	21%	0in	72%	37°F	97%	5 mph SSW	30.05in
5:00 am	Foggy	38°F	34°F	20%	0in	67%	37°F	97%	5 mph SSW	30.06in
6:00 am	Foggy	38°F	34°F	24%	0in	72%	37°F	97%	5 mph S	30.06in
7:00 am	Foggy	38°F	34°F	21%	0in	66%	38°F	100%	6 mph S	30.06in
8:00 am	Foggy	39°F	34°F	23%	0in	66%	39°F	100%	6 mph S	30.07in
9:00 am	Foggy	41°F	36°F	23%	0in	67%	41°F	100%	7 mph SSE	30.07in
10:00 am	Mostly Cloudy	42°F	38°F	22%	0in	66%	42°F	100%	8 mph S	30.07in
11:00 am	Mostly Cloudy	44°F	39°F	20%	0in	65%	44°F	98%	9 mph S	30.07in
12:00 pm	Mostly Cloudy	45°F	40°F	24%	0in	65%	44°F	96%	10 mph S	30.07in
1:00 pm	Mostly Cloudy	46°F	41°F	24%	0in	67%	44°F	93%	11 mph S	30.06in
2:00 pm	Mostly Cloudy	46°F	41°F	24%	0in	69%	44°F	91%	11 mph S	30.06in
3:00 pm	Mostly Cloudy	46°F	41°F	24%	0in	71%	44°F	93%	11 mph S	30.06in
4:00 pm	Few Showers	45°F	40°F	30%	0in	73%	44°F	94%	11 mph S	30.05in
5:00 pm	Few Showers	44°F	39°F	32%	0in	74%	44°F	97%	10 mph S	30.05in
6:00 pm	Showers	44°F	39°F	36%	0in	76%	43°F	98%	9 mph S	30.04in
7:00 pm	Showers	44°F	38°F	35%	0in	77%	43°F	99%	10 mph S	30.04in
8:00 pm	Few Showers	44°F	38°F	34%	0in	79%	43°F	98%	10 mph S	30.03in
9:00 pm	Few Showers	43°F	38°F	31%	0in	81%	43°F	98%	9 mph S	30.03in
10:00 pm	Few Showers	43°F	37°F	31%	0in	82%	42°F	99%	9 mph S	30.03in
11:00 pm	Few Showers	43°F	37°F	32%	0in	83%	42°F	97%	9 mph S	30.02in

Additional Conditions

Pressure 30.08 in
Visibility 10 miles
Clouds Clear
Dew Point28°F
Humidity 70%
Rainfall 0 in
Snow Depth 0 in

EGTR Station History

Almanac for November 13, 2026

Forecast Average Record
Temperature
High 48°F 51°F -°F
Low 30°F 40°F -°F
Rain/Snow Depth
Precipitation 0 in 0.1 in -
Snow 0 in - in -

Almanac for November 14, 2026

Forecast Average Record
Temperature
High 46°F 50°F -°F
Low 29°F 40°F -°F

Astronomy

Sun Rise Set
Actual Time 7:17 AM 4:14 PM
Civil Twilight 6:40 AM 4:51 PM
Nautical Twilight 5:59 AM 5:32PM
Astronomical Twilight 5:20 AM 6:11 PM

Length of Visible Light 10h 11m
Length of Day 8h 57m
Tomorrow will be 3 minutes 11 seconds shorter

Moon 11:46 AM 6:41 PM
Waxing Crescent15% of the Moon is Illuminated

Nov 17

Waxing Half First Qtr

Nov 24

Full Moon

Dec 1

Waning Half Last Qtr

Dec 9

New Moon

Nearby Weather Stations

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