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Weather Sunnyvale: Current forecast

Sunnyvale / California (CA) / United States

17.1 °C
Feels like 17.1 °C
Min 11 °C / Max 26 °C
Weather Sunnyvale: Sunny, 17 °C Sunny
5 km/h S
Wind
5.8 km/h S
Gusts
1012 hPa
Pressure
0 mm
Precipitation
63 %
Humidity
3.2
UV index

Pollen (today)

Hazel None
Alder None
Birch Moderate
Oak High
Grass Moderate
Mugwort None
Ragweed None
06:28 / 19:47
Sunrise / Sunset
07:38 / 23:08
Moonrise / Moonset
Waxing Crescent (3 %)
Moon phase

Updated: Apr 19, 2026, 19:26 CEST Apr 19, 2026, 10:26 PDT

Today's Summary

In Sunnyvale the weather today is sunny. The thermometer currently shows 17.1°C. Pack a light jacket for the evening. During the day temperatures will range between 10.6°C and 26.2°C.

Hourly forecast – Sunnyvale, today

Apr 19, 10:00
17 °C
Sunny
Sunnyvale Apr 19, 10:00: Sunny, 17 °C
Apr 19, 11:00
19 °C
Sunny
Sunnyvale Apr 19, 11:00: Sunny, 19 °C
Apr 19, 12:00
22 °C
Sunny
Sunnyvale Apr 19, 12:00: Sunny, 22 °C
Apr 19, 13:00
24 °C
Sunny
Sunnyvale Apr 19, 13:00: Sunny, 24 °C
Apr 19, 14:00
25 °C
Sunny
Sunnyvale Apr 19, 14:00: Sunny, 25 °C
Apr 19, 15:00
24 °C
Sunny
Sunnyvale Apr 19, 15:00: Sunny, 24 °C
Apr 19, 16:00
23 °C
Sunny
Sunnyvale Apr 19, 16:00: Sunny, 23 °C
Apr 19, 17:00
22 °C
Sunny
Sunnyvale Apr 19, 17:00: Sunny, 22 °C
Apr 19, 18:00
22 °C
Sunny
Sunnyvale Apr 19, 18:00: Sunny, 22 °C
Apr 19, 19:00
19 °C
Sunny
Sunnyvale Apr 19, 19:00: Sunny, 19 °C
Apr 19, 20:00
17 °C
Clear
Sunnyvale Apr 19, 20:00: Clear, 17 °C
Apr 19, 21:00
15 °C
Clear
Sunnyvale Apr 19, 21:00: Clear, 15 °C
Apr 19, 22:00
13 °C
Clear
Sunnyvale Apr 19, 22:00: Clear, 13 °C
Apr 19, 23:00
12 °C
Clear
Sunnyvale Apr 19, 23:00: Clear, 12 °C
Apr 20, 00:00
12 °C
Clear
Sunnyvale Apr 20, 00:00: Clear, 12 °C
Apr 20, 01:00
11 °C
Clear
Sunnyvale Apr 20, 01:00: Clear, 11 °C
Apr 20, 02:00
10 °C
Clear
Sunnyvale Apr 20, 02:00: Clear, 10 °C
Apr 20, 03:00
10 °C
Clear
Sunnyvale Apr 20, 03:00: Clear, 10 °C
Apr 20, 04:00
10 °C
Clear
Sunnyvale Apr 20, 04:00: Clear, 10 °C
Apr 20, 05:00
9 °C
Partly cloudy
Sunnyvale Apr 20, 05:00: Partly cloudy, 9 °C
Apr 20, 06:00
10 °C
Clear
Sunnyvale Apr 20, 06:00: Clear, 10 °C
Apr 20, 07:00
12 °C
Partly cloudy
Sunnyvale Apr 20, 07:00: Partly cloudy, 12 °C
Apr 20, 08:00
14 °C
Sunny
Sunnyvale Apr 20, 08:00: Sunny, 14 °C
Apr 20, 09:00
16 °C
Partly cloudy
Sunnyvale Apr 20, 09:00: Partly cloudy, 16 °C
Time
10
11
12
13
14
15
16
17
18
19
20
21
22
23
00
01
02
03
04
05
06
07
08
09
Sunnyvale Apr 19, 10:00: Sunny
Sunnyvale Apr 19, 11:00: Sunny
Sunnyvale Apr 19, 12:00: Sunny
Sunnyvale Apr 19, 13:00: Sunny
Sunnyvale Apr 19, 14:00: Sunny
Sunnyvale Apr 19, 15:00: Sunny
Sunnyvale Apr 19, 16:00: Sunny
Sunnyvale Apr 19, 17:00: Sunny
Sunnyvale Apr 19, 18:00: Sunny
Sunnyvale Apr 19, 19:00: Sunny
Sunnyvale Apr 19, 20:00: Clear
Sunnyvale Apr 19, 21:00: Clear
Sunnyvale Apr 19, 22:00: Clear
Sunnyvale Apr 19, 23:00: Clear
Sunnyvale Apr 20, 00:00: Clear
Sunnyvale Apr 20, 01:00: Clear
Sunnyvale Apr 20, 02:00: Clear
Sunnyvale Apr 20, 03:00: Clear
Sunnyvale Apr 20, 04:00: Clear
Sunnyvale Apr 20, 05:00: Partly cloudy
Sunnyvale Apr 20, 06:00: Clear
Sunnyvale Apr 20, 07:00: Partly cloudy
Sunnyvale Apr 20, 08:00: Sunny
Sunnyvale Apr 20, 09:00: Partly cloudy
Temperature (°C)
Chance of rain (%)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Precipitation
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Wind (km/h)
S
5
SSW
5
SSW
7
SW
12
SSW
13
SSW
15
SSW
16
SW
13
SW
10
SSW
8
SSW
8
S
9
S
10
S
10
S
10
SSE
9
SSE
10
SSE
11
SSE
11
SSE
9
SSE
9
SSE
9
SSE
11
S
12
Pressure (hPa)
1012
1012
1012
1011
1010
1010
1010
1010
1010
1010
1011
1012
1012
1012
1013
1013
1013
1012
1012
1013
1012
1013
1012
1013
Humidity (%)
63 %
61 %
55 %
43 %
37 %
31 %
28 %
29 %
30 %
31 %
38 %
46 %
57 %
67 %
74 %
78 %
78 %
76 %
74 %
71 %
68 %
63 %
52 %
39 %
Cloud cover (%)
0 %
1 %
0 %
0 %
0 %
0 %
0 %
0 %
0 %
0 %
0 %
0 %
8 %
6 %
5 %
5 %
7 %
5 %
13 %
27 %
24 %
30 %
24 %
31 %

14-day weather forecast – Sunnyvale

14-day trend for Sunnyvale: Temperatures stay fairly stable over the period with no big swings. Lows can drop to around 7°C at night, with daytime highs up to 26.2°C.

Date
Apr 19
Apr 20
Apr 21
Apr 22
Apr 23
Apr 24
Apr 25
Apr 26
Apr 27
Apr 28
Apr 29
Apr 30
May 1
May 2
Sunnyvale April 19, 2026: Sunny
Sunnyvale April 20, 2026: Moderate rain
Sunnyvale April 21, 2026: Moderate rain
Sunnyvale April 22, 2026: Patchy rain possible
Sunnyvale April 23, 2026: Sunny
Sunnyvale April 24, 2026: Sunny
Sunnyvale April 25, 2026: Sunny
Sunnyvale April 26, 2026: Sunny
Sunnyvale April 27, 2026: Partly cloudy
Sunnyvale April 28, 2026: Sunny
Sunnyvale April 29, 2026: Partly cloudy
Sunnyvale April 30, 2026: Sunny
Sunnyvale May 1, 2026: Sunny
Sunnyvale May 2, 2026: Sunny
Temperature (°C)
Chance of rain (%)
0
89
83
89
0
0
0
0
0
0
0
0
0
0
Precipitation
—
14.8 mm
14.2 mm
1.1 mm
—
—
—
—
—
—
0 mm
—
—
—
Wind max (km/h)
16
28
25
15
13
12
13
16
15
14
18
23
19
18
Date Weather Min °C Max °C Sunrise Sunset Moonrise Moonset Moon phase
April 19, 2026 Sunnyvale April 19, 2026: Sunny Sunny 11 °C 26 °C 06:28 19:47 07:38 23:08 Waxing Crescent (3 %)
April 20, 2026 Sunnyvale April 20, 2026: Moderate rain Moderate rain 9 °C 20 °C 06:26 19:48 08:29 — Waxing Crescent (9 %)
April 21, 2026 Sunnyvale April 21, 2026: Moderate rain Moderate rain 9 °C 16 °C 06:25 19:49 09:32 00:19 Waxing Crescent (17 %)
April 22, 2026 Sunnyvale April 22, 2026: Patchy rain possible Patchy rain possible 9 °C 17 °C 06:24 19:50 10:42 01:21 Waxing Crescent (27 %)
April 23, 2026 Sunnyvale April 23, 2026: Sunny Sunny 7 °C 20 °C 06:22 19:51 11:54 02:10 Waxing Crescent (38 %)
April 24, 2026 Sunnyvale April 24, 2026: Sunny Sunny 8 °C 22 °C 06:21 19:52 13:06 02:49 First Quarter (49 %)
April 25, 2026 Sunnyvale April 25, 2026: Sunny Sunny 10 °C 22 °C 06:20 19:53 14:14 03:22 Waxing Moon (60 %)
April 26, 2026 Sunnyvale April 26, 2026: Sunny Sunny 9 °C 20 °C 06:19 19:54 15:19 03:49 Waxing Moon (70 %)
April 27, 2026 Sunnyvale April 27, 2026: Partly cloudy Partly cloudy 9 °C 19 °C 06:17 19:55 16:22 04:13 Waxing Moon (79 %)
April 28, 2026 Sunnyvale April 28, 2026: Sunny Sunny 8 °C 21 °C 06:16 19:55 17:23 04:36 Waxing Moon (87 %)
April 29, 2026 Sunnyvale April 29, 2026: Partly cloudy Partly cloudy 10 °C 18 °C 06:15 19:56 18:24 04:59 Waxing Moon (93 %)
April 30, 2026 Sunnyvale April 30, 2026: Sunny Sunny 9 °C 18 °C 06:14 19:57 19:26 05:23 Waxing Moon (97 %)
May 1, 2026 Sunnyvale May 1, 2026: Sunny Sunny 7 °C 22 °C 06:13 19:58 20:27 05:50 Full Moon (99 %)
May 2, 2026 Sunnyvale May 2, 2026: Sunny Sunny 8 °C 23 °C 06:12 19:59 21:30 06:21 Waning Moon (100 %)
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