Interlaken climate

Interlaken Weather in April

NOAA 1991-2020 normals for Watsonville Wtr Wks, 3.9 km from Interlaken

Average highs run from 67°F on April 1 to 68°F on April 30, and lows from 44°F to 47°F. Normal precipitation for the month is 1.62 in over about 6 wet days.

April day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Interlaken, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

April at a glance

Average high
68°F
Average low
45°F
Precipitation
1.62 in
Record high
98°FApr 21, 2009
Record low
33°FApr 4, 2023
Chance of a freeze
0%
Daylight
12 h 38 min to 13 h 41 min
Cloud cover
42%
Humidity
73%
Dew point
45°F
Wind
8.1 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Apr 167°F44°F83°F 201134°F 199926%0%
Apr 267°F44°F80°F 200038°F 199926%0%
Apr 367°F44°F78°F 202635°F 200125%0%
Apr 467°F44°F85°F 202633°F 202325%0%
Apr 567°F44°F84°F 202636°F 202325%0%
Apr 667°F45°F92°F 201638°F 201224%0%
Apr 767°F45°F90°F 202237°F 200824%0%
Apr 867°F45°F77°F 201435°F 200124%0%
Apr 967°F45°F82°F 201837°F 201123%0%
Apr 1067°F45°F77°F 202438°F 201123%0%
Apr 1167°F45°F83°F 200836°F 202223%0%
Apr 1267°F45°F86°F 200833°F 202222%0%
Apr 1368°F45°F83°F 200835°F 202222%0%
Apr 1468°F45°F76°F 199936°F 200521%0%
Apr 1568°F45°F82°F 199933°F 200921%0%
Apr 1668°F45°F84°F 199936°F 201320%0%
Apr 1768°F45°F82°F 201638°F 201820%0%
Apr 1868°F45°F85°F 201635°F 200719%0%
Apr 1968°F46°F91°F 200936°F 200719%0%
Apr 2068°F46°F97°F 200933°F 200819%0%
Apr 2168°F46°F98°F 200935°F 200818%0%
Apr 2268°F46°F79°F 200239°F 200818%0%
Apr 2368°F46°F80°F 201941°F 200717%0%
Apr 2468°F46°F82°F 200436°F 200817%0%
Apr 2568°F46°F93°F 200441°F 201617%0%
Apr 2668°F46°F96°F 200441°F 200916%0%
Apr 2768°F47°F97°F 200439°F 199916%0%
Apr 2868°F47°F77°F 202035°F 199916%0%
Apr 2968°F47°F84°F 201437°F 200915%0%
Apr 3068°F47°F90°F 201438°F 200915%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Interlaken, in percent, and of at least 0.1 inch of snowfall.01020301102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (PDT).

April 1
sunrise 6:52 AM, sunset 7:30 PM
April 30
sunrise 6:14 AM, sunset 7:55 PM

Every day of April: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00049473 (Watsonville Wtr Wks), public domain. Records: NOAA GHCN-Daily, station USW00023277, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.