San Juan Ostuncalco, GT Hourly Weather Forecast

Sun, Oct 18, 2026

Tonight

Sat 10/17

Low 53°f

40% Precip. / 0 in

Considerable cloudiness with occasional rain showers. Hazy. Low 53F. Winds light and variable. Chance of rain 40%.

Tomorrow

Sun 10/18

High 64°f

75% Precip. / 0.27 in

Rain showers in the morning with numerous thunderstorms developing in the afternoon. High 64F. Winds NE at 5 to 10 mph. Chance of rain 80%.

Sunrise 5:58 AM

Sunset 5:44 PM

Moonrise 12:40 PM

Moonset -

First Quarter, 51% visible

Hourly Forecast

Now

55°

1AM

55°

2AM

55°

3AM

54°

4AM

55°

5AM

54°

5:58AM

Sunrise

6AM

54°

7AM

55°

8AM

57°

9AM

60°

10AM

35%

62°

11AM

45%

63°

12PM

71%

63°

1PM

76%

63°

2PM

75%

62°

3PM

72%

62°

4PM

72%

61°

5PM

66%

59°

5:44PM

Sunset

6PM

54%

58°

7PM

52%

57°

8PM

32%

57°

9PM

56°

10PM

33%

56°

11PM

31%

56°

12AM

30%

55°

Time	Conditions	Temp.	Feels Like	Precip	Amount	Cloud Cover	Dew Point	Humidity	Wind	Pressure
1:00 am	Cloudy	55°F	55°F	23%	0in	83%	53°F	94%	3 mph N	29.96in
2:00 am	Cloudy	55°F	55°F	6%	0in	85%	53°F	94%	3 mph NE	29.94in
3:00 am	Cloudy	54°F	54°F	5%	0in	84%	53°F	95%	3 mph NE	29.94in
4:00 am	Cloudy	55°F	55°F	5%	0in	82%	53°F	94%	3 mph NNE	29.94in
5:00 am	Cloudy	54°F	54°F	6%	0in	83%	53°F	96%	3 mph NNE	29.94in
6:00 am	Cloudy	54°F	54°F	6%	0in	87%	53°F	96%	3 mph NE	29.95in
7:00 am	Cloudy	55°F	55°F	12%	0in	83%	53°F	96%	3 mph NE	29.96in
8:00 am	Cloudy	57°F	57°F	20%	0in	91%	55°F	91%	4 mph NNE	29.96in
9:00 am	Mostly Cloudy	60°F	60°F	24%	0in	78%	55°F	83%	4 mph NNE	29.94in
10:00 am	Showers	62°F	61°F	35%	0.01in	90%	55°F	78%	6 mph NE	29.93in
11:00 am	Showers	63°F	63°F	45%	0.02in	93%	55°F	76%	5 mph NE	29.92in
12:00 pm	Thunderstorms	63°F	63°F	71%	0.04in	92%	55°F	77%	5 mph NE	29.89in
1:00 pm	Thunderstorms	63°F	63°F	76%	0.06in	100%	56°F	77%	6 mph NE	29.88in
2:00 pm	Thunderstorms	62°F	62°F	75%	0.04in	92%	56°F	79%	6 mph ENE	29.86in
3:00 pm	Thunderstorms	62°F	62°F	72%	0.03in	97%	55°F	79%	7 mph ENE	29.85in
4:00 pm	Thunderstorms	61°F	60°F	72%	0.03in	94%	55°F	81%	6 mph ENE	29.86in
5:00 pm	Thunderstorms	59°F	59°F	66%	0.03in	94%	54°F	84%	6 mph ENE	29.89in
6:00 pm	Showers	58°F	57°F	54%	0.01in	92%	54°F	88%	4 mph NE	29.91in
7:00 pm	Showers	57°F	57°F	52%	0.01in	94%	54°F	90%	5 mph NE	29.93in
8:00 pm	Few Showers	57°F	56°F	32%	0in	94%	54°F	90%	4 mph NE	29.96in
9:00 pm	Cloudy	56°F	56°F	18%	0in	94%	54°F	92%	4 mph NE	29.97in
10:00 pm	Few Showers	56°F	56°F	33%	0.01in	94%	53°F	92%	4 mph NE	29.98in
11:00 pm	Few Showers	56°F	56°F	31%	0.03in	96%	53°F	91%	4 mph NNE	29.98in

Additional Conditions

Pressure 29.97 in
Visibility 4 miles
Clouds Cloudy
Dew Point53°F
Humidity 94%
Rainfall 0 in
Snow Depth 0 in

MGQZ Station History

Almanac for

Forecast Average Record
Temperature
High 63°F -°F -°F
Low 53°F -°F -°F
Rain/Snow Depth
Precipitation 0.33 in - in -
Snow 0 in - in -

Almanac for

Forecast Average Record
Temperature
High 64°F -°F -°F
Low 53°F -°F -°F

Astronomy

Sun Rise Set
Actual Time 5:58 AM 5:44 PM
Civil Twilight 5:36 AM 6:06 PM
Nautical Twilight 5:11 AM 6:31PM
Astronomical Twilight 4:46 AM 6:56 PM

Length of Visible Light 12h 29m
Length of Day 11h 45m
Tomorrow will be 47 seconds shorter

Moon 12:40 PM -
First Quarter51% of the Moon is Illuminated

Oct 18

Waxing Half First Qtr

Oct 25

Full Moon

Nov 1

Waning Half Last Qtr

Nov 9

New Moon

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